Submitted URL: https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296
Effective URL: https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296?gi=1277a297308
Submission: On April 12 via manual from US

Summary

This website contacted 14 IPs in 2 countries across 12 domains to perform 122 HTTP transactions. The main IP is 52.0.16.118, located in Ashburn, United States and belongs to AMAZON-AES, US. The main domain is towardsdatascience.com.
TLS certificate: Issued by Sectigo RSA Domain Validation Secure ... on August 11th 2020. Valid for: a year.
This is the only time towardsdatascience.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

Domain Requested by
43 miro.medium.com towardsdatascience.com
cdn-client.medium.com
35 cdn-client.medium.com towardsdatascience.com
cdn-client.medium.com
10 lightstep.medium.systems cdn-client.medium.com
9 towardsdatascience.com 1 redirects cdn-client.medium.com
8 glyph.medium.com towardsdatascience.com
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4 api2.branch.io cdn.branch.io
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2 errors.client.optimizely.com cdn.optimizely.com
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1 app.link cdn.branch.io
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1 d1z2jf7jlzjs58.cloudfront.net cdn-client.medium.com
1 www.google.com cdn-client.medium.com
1 cdn.optimizely.com towardsdatascience.com
1 medium.com 1 redirects
122 17
Subject Issuer Validity Valid
towardsdatascience.com
Sectigo RSA Domain Validation Secure Server CA
2020-08-11 -
2021-08-11
a year crt.sh
medium.com
Cloudflare Inc ECC CA-3
2021-03-08 -
2021-06-05
3 months crt.sh
cdn.optimizely.com
DigiCert SHA2 Secure Server CA
2021-02-17 -
2022-02-21
a year crt.sh
www.google.com
GTS CA 1O1
2021-03-16 -
2021-06-08
3 months crt.sh
*.cloudfront.net
DigiCert Global CA G2
2021-02-22 -
2022-02-21
a year crt.sh
*.google-analytics.com
GTS CA 1O1
2021-03-16 -
2021-06-08
3 months crt.sh
*.branch.io
DigiCert TLS RSA SHA256 2020 CA1
2020-11-25 -
2021-12-25
a year crt.sh
*.gstatic.com
GTS CA 1O1
2021-03-16 -
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3 months crt.sh
*.parsely.com
R3
2021-03-22 -
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3 months crt.sh
appipv4.link
Amazon
2020-07-22 -
2021-08-22
a year crt.sh
errors.client.optimizely.com
Amazon
2020-09-02 -
2021-10-02
a year crt.sh
sni.cloudflaressl.com
Cloudflare Inc ECC CA-3
2020-08-04 -
2021-08-04
a year crt.sh
*.logs.datadoghq.com
Sectigo RSA Domain Validation Secure Server CA
2020-05-31 -
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2 years crt.sh

This page contains 1 frames:

Primary Page: https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296?gi=1277a297308
Frame ID: 1DC9A0631B1F1615AABA8B630662811F
Requests: 115 HTTP requests in this frame

Screenshot


Page URL History Show full URLs

  1. https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296 HTTP 307
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Detected technologies

Overall confidence: 100%
Detected patterns
  • headers server /nginx(?:\/([\d.]+))?/i

Page Statistics

122
Requests

100 %
HTTPS

64 %
IPv6

12
Domains

17
Subdomains

14
IPs

2
Countries

2278 kB
Transfer

4536 kB
Size

10
Cookies

Page URL History

This captures the URL locations of the websites, including HTTP redirects and client-side redirects via JavaScript or Meta fields.

  1. https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296 HTTP 307
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Redirected requests

There were HTTP redirect chains for the following requests:

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216 KB
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Response headers

date
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x-content-type-options
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Response headers

date
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x-content-type-options
nosniff
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Response headers

date
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x-content-type-options
nosniff
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x-content-type-options
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Response headers

date
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x-content-type-options
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vary
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Response headers

date
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x-content-type-options
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Response headers

date
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x-content-type-options
nosniff
cf-cache-status
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vary
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content-type
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access-control-allow-origin
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Request headers

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Response headers

date
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x-content-type-options
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vary
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access-control-allow-origin
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Response headers

date
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x-content-type-options
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vary
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content-type
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access-control-allow-origin
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Response headers

date
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x-content-type-options
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vary
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content-type
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access-control-allow-origin
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TLS 1.3, , AES_128_GCM
Server
2606:4700:7::a29f:9804 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
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Request headers

Referer
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User-Agent
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Response headers

date
Mon, 12 Apr 2021 13:35:15 GMT
x-content-type-options
nosniff
cf-cache-status
HIT
x-envoy-upstream-service-time
48
strict-transport-security
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cf-request-id
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vary
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miro.medium.com/max/60/
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Protocol
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Security Headers
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Request headers

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Response headers

date
Mon, 12 Apr 2021 13:35:15 GMT
x-content-type-options
nosniff
cf-cache-status
HIT
x-envoy-upstream-service-time
98
strict-transport-security
max-age=15552000; includeSubDomains; preload
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cf-request-id
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pragma
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vary
Accept-Encoding
content-type
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access-control-allow-origin
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cf-ray
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miro.medium.com/max/60/
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URL: https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296?gi=1277a297308
Protocol
H2
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Security Headers
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Request headers

Referer
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User-Agent
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Response headers

date
Mon, 12 Apr 2021 13:35:15 GMT
x-content-type-options
nosniff
cf-cache-status
HIT
x-envoy-upstream-service-time
110
strict-transport-security
max-age=15552000; includeSubDomains; preload
alt-svc
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cf-request-id
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pragma
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sepia-upstream
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vary
Accept-Encoding
content-type
image/png
access-control-allow-origin
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medium-fulfilled-by
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cf-ray
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miro.medium.com/max/60/
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Protocol
H2
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TLS 1.3, , AES_128_GCM
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Security Headers
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Request headers

Referer
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User-Agent
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Response headers

date
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x-content-type-options
nosniff
cf-cache-status
HIT
x-envoy-upstream-service-time
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strict-transport-security
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vary
Accept-Encoding
content-type
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access-control-allow-origin
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cache-control
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medium-fulfilled-by
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accept-ranges
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cf-ray
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miro.medium.com/max/60/
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Protocol
H2
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Security Headers
Name Value
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Request headers

Referer
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User-Agent
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Response headers

date
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x-content-type-options
nosniff
cf-cache-status
HIT
x-envoy-upstream-service-time
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strict-transport-security
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cf-request-id
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pragma
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sepia-upstream
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etag
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expect-ct
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vary
Accept-Encoding
content-type
image/png
access-control-allow-origin
*
cache-control
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medium-fulfilled-by
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accept-ranges
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cf-ray
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expires
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miro.medium.com/max/60/
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URL: https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296?gi=1277a297308
Protocol
H2
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Security Headers
Name Value
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Request headers

Referer
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User-Agent
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Response headers

date
Mon, 12 Apr 2021 13:35:15 GMT
x-content-type-options
nosniff
cf-cache-status
HIT
x-envoy-upstream-service-time
160
strict-transport-security
max-age=15552000; includeSubDomains; preload
alt-svc
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cf-request-id
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pragma
public
sepia-upstream
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etag
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expect-ct
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vary
Accept-Encoding
content-type
image/png
access-control-allow-origin
*
cache-control
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medium-fulfilled-by
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accept-ranges
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cf-ray
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expires
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miro.medium.com/max/60/
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URL: https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296?gi=1277a297308
Protocol
H2
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Security Headers
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Request headers

Referer
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User-Agent
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Response headers

date
Mon, 12 Apr 2021 13:35:15 GMT
x-content-type-options
nosniff
cf-cache-status
HIT
x-envoy-upstream-service-time
86
strict-transport-security
max-age=15552000; includeSubDomains; preload
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cf-request-id
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pragma
public
sepia-upstream
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server
cloudflare
etag
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expect-ct
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vary
Accept-Encoding
content-type
image/png
access-control-allow-origin
*
cache-control
public, max-age=2592000
medium-fulfilled-by
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accept-ranges
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cf-ray
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expires
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miro.medium.com/max/60/
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General
Full URL
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URL: https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296?gi=1277a297308
Protocol
H2
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Security Headers
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Request headers

Referer
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User-Agent
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Response headers

date
Mon, 12 Apr 2021 13:35:15 GMT
x-content-type-options
nosniff
cf-cache-status
HIT
x-envoy-upstream-service-time
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strict-transport-security
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1505
cf-request-id
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pragma
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sepia-upstream
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etag
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expect-ct
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vary
Accept-Encoding
content-type
image/png
access-control-allow-origin
*
cache-control
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medium-fulfilled-by
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cf-ray
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expires
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miro.medium.com/max/60/
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General
Full URL
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URL: https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296?gi=1277a297308
Protocol
H2
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TLS 1.3, , AES_128_GCM
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Security Headers
Name Value
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Request headers

Referer
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User-Agent
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Response headers

date
Mon, 12 Apr 2021 13:35:15 GMT
x-content-type-options
nosniff
cf-cache-status
HIT
x-envoy-upstream-service-time
54
strict-transport-security
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1133
cf-request-id
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pragma
public
sepia-upstream
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server
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etag
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expect-ct
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vary
Accept-Encoding
content-type
image/png
access-control-allow-origin
*
cache-control
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medium-fulfilled-by
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accept-ranges
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cf-ray
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expires
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URL: https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296?gi=1277a297308
Protocol
H2
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TLS 1.3, , AES_128_GCM
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Software
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Resource Hash
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Security Headers
Name Value
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Request headers

Referer
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User-Agent
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Response headers

date
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x-content-type-options
nosniff
cf-cache-status
HIT
x-envoy-upstream-service-time
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strict-transport-security
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cf-request-id
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pragma
public
sepia-upstream
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server
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etag
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expect-ct
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vary
Accept-Encoding
content-type
image/png
access-control-allow-origin
*
cache-control
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medium-fulfilled-by
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accept-ranges
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cf-ray
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expires
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Host: towardsdatascience.com
URL: https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296?gi=1277a297308
Protocol
H2
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Resource Hash
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Security Headers
Name Value
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X-Content-Type-Options nosniff

Request headers

Referer
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User-Agent
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Response headers

date
Mon, 12 Apr 2021 13:35:15 GMT
x-content-type-options
nosniff
cf-cache-status
HIT
x-envoy-upstream-service-time
95
strict-transport-security
max-age=15552000; includeSubDomains; preload
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
713
cf-request-id
0967e4379400004a9d0823e000000001
pragma
public
sepia-upstream
medium
server
cloudflare
etag
"16.3"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
image/png
access-control-allow-origin
*
cache-control
public, max-age=2592000
medium-fulfilled-by
miro/main-20210402-091755-3ba9431b11
accept-ranges
bytes
cf-ray
63ecd638e9f74a9d-FRA
expires
Wed, 12 May 2021 13:35:15 GMT
1*Zq_4spQH9YbpFatMhkxGvw.png
miro.medium.com/max/60/
2 KB
2 KB
Image
General
Full URL
https://miro.medium.com/max/60/1*Zq_4spQH9YbpFatMhkxGvw.png?q=20
Requested by
Host: towardsdatascience.com
URL: https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296?gi=1277a297308
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:7::a29f:9804 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
bc635dfaff12db834d601045361ed1283fdb5c147ed96ec0a0dc315800664597
Security Headers
Name Value
Strict-Transport-Security max-age=15552000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296?gi=1277a297308
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Mon, 12 Apr 2021 13:35:15 GMT
x-content-type-options
nosniff
cf-cache-status
HIT
x-envoy-upstream-service-time
78
strict-transport-security
max-age=15552000; includeSubDomains; preload
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
1588
cf-request-id
0967e437b100004a9dba1e7000000001
pragma
public
sepia-upstream
medium
server
cloudflare
etag
"16.3"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
image/png
access-control-allow-origin
*
cache-control
public, max-age=2592000
medium-fulfilled-by
miro/main-20210402-091755-3ba9431b11
accept-ranges
bytes
cf-ray
63ecd6391a594a9d-FRA
expires
Wed, 12 May 2021 13:35:15 GMT
sohne-400-normal.woff
glyph.medium.com/font/b492c44/0-3j_4g_6bu_6c4_6c8_6c9_6cc_6cd_6ci_6cm/
19 KB
19 KB
Font
General
Full URL
https://glyph.medium.com/font/b492c44/0-3j_4g_6bu_6c4_6c8_6c9_6cc_6cd_6ci_6cm/sohne-400-normal.woff
Requested by
Host: glyph.medium.com
URL: https://glyph.medium.com/css/unbound.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:7::a29f:9804 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
9a1bb21db6c50c8c9d7931a77cba791bc9d7ecd6eef2373a66cb4cde5e6e5d16
Security Headers
Name Value
Strict-Transport-Security max-age=15552000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Origin
https://towardsdatascience.com
Referer
https://glyph.medium.com/css/unbound.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Mon, 12 Apr 2021 13:35:15 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
age
9279462
strict-transport-security
max-age=15552000; includeSubDomains; preload
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400
cf-request-id
0967e4362f00001f25f00a4000000001
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
access-control-max-age
86400
access-control-allow-methods
GET, POST, PUT, DELETE
content-type
application/font-woff
access-control-allow-origin
*
vary
Accept-Encoding
cache-control
public, max-age=31536000
access-control-allow-credentials
true
cf-ray
63ecd636aecc1f25-FRA
access-control-allow-headers
Accept, Cache-Control, Content-Type, Cookie, DNT, Origin, User-Agent, X-Client-Date, X-Obvious-Cid, X-Opentracing, X-Xsrf-Token, ot-tracer-sampled, ot-tracer-spanid, ot-tracer-traceid
expires
Tue, 12 Apr 2022 13:35:15 GMT
sohne-400-normal.woff
glyph.medium.com/font/b492c44/3k-4f_4h-6bt_6bv-6c3_6c5-6c7_6ca-6cb_6ce-6ch_6cj-6cl_6cn-nvnj/
28 KB
28 KB
Font
General
Full URL
https://glyph.medium.com/font/b492c44/3k-4f_4h-6bt_6bv-6c3_6c5-6c7_6ca-6cb_6ce-6ch_6cj-6cl_6cn-nvnj/sohne-400-normal.woff
Requested by
Host: glyph.medium.com
URL: https://glyph.medium.com/css/unbound.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:7::a29f:9804 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
a4234de612d23c49b753051754b4a09d58f6812aae0960fac0578cd2e8d9566d
Security Headers
Name Value
Strict-Transport-Security max-age=15552000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Origin
https://towardsdatascience.com
Referer
https://glyph.medium.com/css/unbound.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Mon, 12 Apr 2021 13:35:15 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
age
9279462
strict-transport-security
max-age=15552000; includeSubDomains; preload
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400
cf-request-id
0967e4362d00001f25ed2e3000000001
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
access-control-max-age
86400
access-control-allow-methods
GET, POST, PUT, DELETE
content-type
application/font-woff
access-control-allow-origin
*
vary
Accept-Encoding
cache-control
public, max-age=31536000
access-control-allow-credentials
true
cf-ray
63ecd636aed11f25-FRA
access-control-allow-headers
Accept, Cache-Control, Content-Type, Cookie, DNT, Origin, User-Agent, X-Client-Date, X-Obvious-Cid, X-Opentracing, X-Xsrf-Token, ot-tracer-sampled, ot-tracer-spanid, ot-tracer-traceid
expires
Tue, 12 Apr 2022 13:35:15 GMT
sohne-700-normal.woff
glyph.medium.com/font/cf896f3/0-3j_4g_6bu_6c4_6c8_6c9_6cc_6cd_6ci_6cm/
19 KB
19 KB
Font
General
Full URL
https://glyph.medium.com/font/cf896f3/0-3j_4g_6bu_6c4_6c8_6c9_6cc_6cd_6ci_6cm/sohne-700-normal.woff
Requested by
Host: glyph.medium.com
URL: https://glyph.medium.com/css/unbound.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:7::a29f:9804 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
685ebea4a8c71de75cf3b4f8c51d8ca871eb2edfbe2b5ae36c2becd2b22c4629
Security Headers
Name Value
Strict-Transport-Security max-age=15552000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Origin
https://towardsdatascience.com
Referer
https://glyph.medium.com/css/unbound.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Mon, 12 Apr 2021 13:35:15 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
age
9279460
strict-transport-security
max-age=15552000; includeSubDomains; preload
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400
cf-request-id
0967e4362f00001f25018ab000000001
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
access-control-max-age
86400
access-control-allow-methods
GET, POST, PUT, DELETE
content-type
application/font-woff
access-control-allow-origin
*
vary
Accept-Encoding
cache-control
public, max-age=31536000
access-control-allow-credentials
true
cf-ray
63ecd636aedb1f25-FRA
access-control-allow-headers
Accept, Cache-Control, Content-Type, Cookie, DNT, Origin, User-Agent, X-Client-Date, X-Obvious-Cid, X-Opentracing, X-Xsrf-Token, ot-tracer-sampled, ot-tracer-spanid, ot-tracer-traceid
expires
Tue, 12 Apr 2022 13:35:15 GMT
charter-400-normal.woff
glyph.medium.com/font/be78681/0-3j_4g_6bu_6c4_6c8_6c9_6cc_6cd_6ci_6cm/
15 KB
16 KB
Font
General
Full URL
https://glyph.medium.com/font/be78681/0-3j_4g_6bu_6c4_6c8_6c9_6cc_6cd_6ci_6cm/charter-400-normal.woff
Requested by
Host: glyph.medium.com
URL: https://glyph.medium.com/css/unbound.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:7::a29f:9804 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
ff4c91bf9cb91b2fb2e0344577754e3f2ade240aa8d8d8db0171901c9115feb1
Security Headers
Name Value
Strict-Transport-Security max-age=15552000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Origin
https://towardsdatascience.com
Referer
https://glyph.medium.com/css/unbound.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Mon, 12 Apr 2021 13:35:15 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
age
9279462
strict-transport-security
max-age=15552000; includeSubDomains; preload
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400
cf-request-id
0967e4362e00001f25ceaed000000001
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
access-control-max-age
86400
access-control-allow-methods
GET, POST, PUT, DELETE
content-type
application/font-woff
access-control-allow-origin
*
vary
Accept-Encoding
cache-control
public, max-age=31536000
access-control-allow-credentials
true
cf-ray
63ecd636aed71f25-FRA
access-control-allow-headers
Accept, Cache-Control, Content-Type, Cookie, DNT, Origin, User-Agent, X-Client-Date, X-Obvious-Cid, X-Opentracing, X-Xsrf-Token, ot-tracer-sampled, ot-tracer-spanid, ot-tracer-traceid
expires
Tue, 12 Apr 2022 13:35:15 GMT
sohne-500-normal.woff
glyph.medium.com/font/df9ba7f/0-3j_4g_6bu_6c4_6c8_6c9_6cc_6cd_6ci_6cm/
18 KB
19 KB
Font
General
Full URL
https://glyph.medium.com/font/df9ba7f/0-3j_4g_6bu_6c4_6c8_6c9_6cc_6cd_6ci_6cm/sohne-500-normal.woff
Requested by
Host: glyph.medium.com
URL: https://glyph.medium.com/css/unbound.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:7::a29f:9804 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
37df73af877e88b767044bae0ec895370689d3f1986a7b84d5325ab9c7287c55
Security Headers
Name Value
Strict-Transport-Security max-age=15552000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Origin
https://towardsdatascience.com
Referer
https://glyph.medium.com/css/unbound.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Mon, 12 Apr 2021 13:35:15 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
age
9279462
strict-transport-security
max-age=15552000; includeSubDomains; preload
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400
cf-request-id
0967e4362e00001f25a7949000000001
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
access-control-max-age
86400
access-control-allow-methods
GET, POST, PUT, DELETE
content-type
application/font-woff
access-control-allow-origin
*
vary
Accept-Encoding
cache-control
public, max-age=31536000
access-control-allow-credentials
true
cf-ray
63ecd636aed41f25-FRA
access-control-allow-headers
Accept, Cache-Control, Content-Type, Cookie, DNT, Origin, User-Agent, X-Client-Date, X-Obvious-Cid, X-Opentracing, X-Xsrf-Token, ot-tracer-sampled, ot-tracer-spanid, ot-tracer-traceid
expires
Tue, 12 Apr 2022 13:35:15 GMT
charter-700-normal.woff
glyph.medium.com/font/f50d520/0-3j_4g_6bu_6c4_6c8_6c9_6cc_6cd_6ci_6cm/
15 KB
15 KB
Font
General
Full URL
https://glyph.medium.com/font/f50d520/0-3j_4g_6bu_6c4_6c8_6c9_6cc_6cd_6ci_6cm/charter-700-normal.woff
Requested by
Host: glyph.medium.com
URL: https://glyph.medium.com/css/unbound.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:7::a29f:9804 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
582a04757d62c3d9ad1c9cc5d7e40787a900fd02b3aeace43d41008a7658d071
Security Headers
Name Value
Strict-Transport-Security max-age=15552000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Origin
https://towardsdatascience.com
Referer
https://glyph.medium.com/css/unbound.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Mon, 12 Apr 2021 13:35:15 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
age
9279462
strict-transport-security
max-age=15552000; includeSubDomains; preload
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400
cf-request-id
0967e4362e00001f2504961000000001
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
access-control-max-age
86400
access-control-allow-methods
GET, POST, PUT, DELETE
content-type
application/font-woff
access-control-allow-origin
*
vary
Accept-Encoding
cache-control
public, max-age=31536000
access-control-allow-credentials
true
cf-ray
63ecd636aeda1f25-FRA
access-control-allow-headers
Accept, Cache-Control, Content-Type, Cookie, DNT, Origin, User-Agent, X-Client-Date, X-Obvious-Cid, X-Opentracing, X-Xsrf-Token, ot-tracer-sampled, ot-tracer-spanid, ot-tracer-traceid
expires
Tue, 12 Apr 2022 13:35:15 GMT
1*Nwcf5yxzq_JbLgGclDUpEw.png
miro.medium.com/max/60/
1 KB
1 KB
Image
General
Full URL
https://miro.medium.com/max/60/1*Nwcf5yxzq_JbLgGclDUpEw.png?q=20
Requested by
Host: towardsdatascience.com
URL: https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296?gi=1277a297308
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:7::a29f:9804 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
1aba6cd704600c2eeac4e14da0722e604042b39ed4648ab0e446aa13580a56b5
Security Headers
Name Value
Strict-Transport-Security max-age=15552000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296?gi=1277a297308
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Mon, 12 Apr 2021 13:35:15 GMT
x-content-type-options
nosniff
cf-cache-status
HIT
x-envoy-upstream-service-time
58
strict-transport-security
max-age=15552000; includeSubDomains; preload
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
1096
cf-request-id
0967e437bc00004a9d1a131000000001
pragma
public
sepia-upstream
medium
server
cloudflare
etag
"16.3"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
image/png
access-control-allow-origin
*
cache-control
public, max-age=2592000
medium-fulfilled-by
miro/main-20210402-091755-3ba9431b11
accept-ranges
bytes
cf-ray
63ecd6392a764a9d-FRA
expires
Wed, 12 May 2021 13:35:15 GMT
1*0dWuqu1hfcHmbs58QOD3Ag.png
miro.medium.com/max/56/
1 KB
1 KB
Image
General
Full URL
https://miro.medium.com/max/56/1*0dWuqu1hfcHmbs58QOD3Ag.png?q=20
Requested by
Host: towardsdatascience.com
URL: https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296?gi=1277a297308
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:7::a29f:9804 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
1c50f32958c222d2d7ecfd9f610eb5ce09653bfd8c1495a96b9bb50aaf7fdc34
Security Headers
Name Value
Strict-Transport-Security max-age=15552000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296?gi=1277a297308
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Mon, 12 Apr 2021 13:35:15 GMT
x-content-type-options
nosniff
cf-cache-status
HIT
x-envoy-upstream-service-time
86
strict-transport-security
max-age=15552000; includeSubDomains; preload
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
1370
cf-request-id
0967e437d700004a9dc7146000000001
pragma
public
sepia-upstream
medium
server
cloudflare
etag
"16.3"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
image/png
access-control-allow-origin
*
cache-control
public, max-age=2592000
medium-fulfilled-by
miro/main-20210402-091755-3ba9431b11
accept-ranges
bytes
cf-ray
63ecd6395aeb4a9d-FRA
expires
Wed, 12 May 2021 13:35:15 GMT
1*te4IAhXA6A9RCD4o8sDJEA.png
miro.medium.com/max/60/
959 B
1 KB
Image
General
Full URL
https://miro.medium.com/max/60/1*te4IAhXA6A9RCD4o8sDJEA.png?q=20
Requested by
Host: towardsdatascience.com
URL: https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296?gi=1277a297308
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:7::a29f:9804 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
39837571b93bd1ca3fb8249a62ffd86c93222ed0b1720d7c3282fb15de6da348
Security Headers
Name Value
Strict-Transport-Security max-age=15552000; includeSubDomains; preload
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date
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date
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x-content-type-options
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Response headers

date
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x-content-type-options
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Response headers

date
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x-content-type-options
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x-content-type-options
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Response headers

date
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x-content-type-options
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vary
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Request headers

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Response headers

date
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x-content-type-options
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vary
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Response headers

date
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x-content-type-options
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vary
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access-control-allow-origin
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Request headers

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Response headers

date
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x-content-type-options
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vary
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access-control-allow-origin
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Security Headers
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Request headers

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Response headers

date
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x-content-type-options
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vary
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Request headers

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Response headers

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x-content-type-options
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Response headers

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content-encoding
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date
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content-encoding
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Response headers

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content-encoding
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content-encoding
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Response headers

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content-encoding
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Response headers

date
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content-encoding
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cf-cache-status
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vary
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Response headers

date
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content-encoding
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x-content-type-options
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server
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Response headers

date
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content-encoding
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x-content-type-options
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cf-cache-status
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server
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vary
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cdn-client.medium.com/lite/static/js/
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Request headers

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Response headers

date
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content-encoding
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cf-cache-status
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vary
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Response headers

date
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content-encoding
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server
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vary
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General
Full URL
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Response headers

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content-encoding
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vary
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General
Full URL
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Response headers

date
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content-encoding
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cf-cache-status
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age
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server
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cdn-client.medium.com/lite/static/js/
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Response headers

date
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content-encoding
gzip
x-content-type-options
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cf-cache-status
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age
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content-type
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vary
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cdn-client.medium.com/lite/static/js/
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General
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Response headers

date
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content-encoding
gzip
x-content-type-options
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cf-cache-status
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vary
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cdn-client.medium.com/lite/static/js/
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Response headers

date
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content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
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age
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content-type
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server
cloudflare
etag
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vary
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cdn-client.medium.com/lite/static/js/
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General
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Security Headers
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Response headers

date
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content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
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age
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content-type
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server
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etag
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vary
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cdn-client.medium.com/lite/static/js/
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General
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Request headers

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Response headers

date
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content-encoding
gzip
x-content-type-options
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cf-cache-status
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age
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server
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vary
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cdn-client.medium.com/lite/static/js/
12 KB
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General
Full URL
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Protocol
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Request headers

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Response headers

date
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content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
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age
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content-type
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server
cloudflare
etag
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vary
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x-amz-version-id
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cdn-client.medium.com/lite/static/js/
11 KB
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Script
General
Full URL
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Protocol
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Security Headers
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Request headers

Referer
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Response headers

date
Mon, 12 Apr 2021 13:35:15 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
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age
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server
cloudflare
etag
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expect-ct
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vary
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cdn-client.medium.com/lite/static/js/
22 KB
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Script
General
Full URL
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Protocol
H2
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Request headers

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Response headers

date
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content-encoding
gzip
x-content-type-options
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cf-cache-status
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server
cloudflare
etag
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vary
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cdn-client.medium.com/lite/static/js/
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General
Full URL
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Protocol
H2
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Security Headers
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Response headers

date
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content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
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age
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content-type
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server
cloudflare
etag
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vary
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1.1 a6e1678aced1951bb094538ec62256f5.cloudfront.net (CloudFront)
x-amz-cf-pop
HAM50-C1
x-powered-by
Express
etag
W/"1c-KRZWpHfIKyIHGKJ9mp9lAyX+vFY"
x-cache
Miss from cloudfront
content-type
application/json; charset=utf-8
access-control-allow-origin
*
x-branch-request-id
b15610fba6ee4b02bb116b693987397c-2021041213
content-length
28
x-amz-cf-id
jePdo_9VIa72c7vp0y_Wf34olEGYGTCTQlM-dbIsmkEAuFDptvc9ag==
reports
lightstep.medium.systems/api/v0/
96 B
369 B
XHR
General
Full URL
https://lightstep.medium.systems/api/v0/reports
Requested by
Host: cdn-client.medium.com
URL: https://cdn-client.medium.com/lite/static/js/5573.159bf40f.chunk.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:e2::ac40:8b24 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
1590cbe471fb415cda57487d30b80e97b1dcc5f69bd49dbb38095ee66737dbda

Request headers

Referer
https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296
LightStep-Access-Token
ce5be895bef60919541332990ac9fef2
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type
application/json

Response headers

date
Mon, 12 Apr 2021 13:35:17 GMT
content-encoding
br
cf-cache-status
DYNAMIC
nel
{"max_age":604800,"report_to":"cf-nel"}
x-envoy-upstream-service-time
0
access-control-allow-methods
POST
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400
cf-request-id
0967e4416600004e081c928000000001
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
report-to
{"max_age":604800,"group":"cf-nel","endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report?s=pm6lqwxLPnpY6y%2B1Hwn4u7LRx2naKjElKD0DmFl%2F7kUMD5Ugu9uHzFvFKAsbobjNUplVVViytstuU6rEYxxdVyExYC8YtWi4VcRauTmXJjWGJXQw1JLo2%2FW44ehTICZBt73L1Yg%3D"}]}
content-type
application/json
access-control-allow-origin
*
access-control-allow-credentials
true
cf-ray
63ecd648af534e08-FRA
access-control-allow-headers
LightStep-Access-Token, Content-Type
reports
lightstep.medium.systems/api/v0/
0
0
Preflight
General
Full URL
https://lightstep.medium.systems/api/v0/reports
Protocol
H2
Server
2606:4700:e2::ac40:8b24 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash

Request headers

Accept
*/*
Access-Control-Request-Method
POST
Access-Control-Request-Headers
content-type,lightstep-access-token
Origin
https://towardsdatascience.com
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
cors

Response headers

date
Mon, 12 Apr 2021 13:35:17 GMT
content-length
0
access-control-allow-credentials
true
access-control-allow-headers
LightStep-Access-Token, Content-Type
access-control-allow-methods
POST
access-control-allow-origin
*
x-envoy-upstream-service-time
0
cf-cache-status
DYNAMIC
cf-request-id
0967e440f100004e082234f000000001
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
report-to
{"max_age":604800,"group":"cf-nel","endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report?s=%2B5uZl1dCXu85Y8cq5yPyNveKQpTsrGB6mPU1D5LaMjA6lcQ0EXT2KmPOCm62QU7NBA1GuY57tKLoLsWi0tIPeJbvBxSpkIVyf8FSGN1HSsP0WSharCNy2T5bpy%2F87wmuHk5s5VE%3D"}]}
nel
{"max_age":604800,"report_to":"cf-nel"}
server
cloudflare
cf-ray
63ecd647ed914e08-FRA
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400
pageview
api2.branch.io/v1/
28 B
387 B
XHR
General
Full URL
https://api2.branch.io/v1/pageview
Requested by
Host: cdn.branch.io
URL: https://cdn.branch.io/branch-latest.min.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:2093:200:11:f728:3040:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
/ Express
Resource Hash
a82dc28d43942326b346f92907df3bea5e38b2325ef97176f3b6234966bf19eb

Request headers

Referer
https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type
application/x-www-form-urlencoded

Response headers

date
Mon, 12 Apr 2021 13:35:17 GMT
via
1.1 a6e1678aced1951bb094538ec62256f5.cloudfront.net (CloudFront)
x-amz-cf-pop
HAM50-C1
x-powered-by
Express
etag
W/"1c-KRZWpHfIKyIHGKJ9mp9lAyX+vFY"
x-cache
Miss from cloudfront
content-type
application/json; charset=utf-8
access-control-allow-origin
*
x-branch-request-id
096d3a5288a1493e9a5358a4241a0e4c-2021041213
content-length
28
x-amz-cf-id
_7QWCPKBSzwisZgzsbvsNs2f473aBiGaus9SzQSeSyS9ixmpzrvl8A==
pub853ea8d17ad6821d9f8f11861d23dfed
browser-http-intake.logs.datadoghq.com/v1/input/
2 B
93 B
Fetch
General
Full URL
https://browser-http-intake.logs.datadoghq.com/v1/input/pub853ea8d17ad6821d9f8f11861d23dfed
Requested by
Host: cdn-client.medium.com
URL: https://cdn-client.medium.com/lite/static/js/main.96946523.js
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
2600:1f18:24e6:b902:7b08:71d:e383:c2b9 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
Software
/
Resource Hash
44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

Request headers

Referer
https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type
application/json

Response headers

access-control-allow-origin
*
date
Mon, 12 Apr 2021 13:35:18 GMT
content-length
2
content-type
application/json
pub853ea8d17ad6821d9f8f11861d23dfed
browser-http-intake.logs.datadoghq.com/v1/input/
0
0
Preflight
General
Full URL
https://browser-http-intake.logs.datadoghq.com/v1/input/pub853ea8d17ad6821d9f8f11861d23dfed
Protocol
H2
Server
2600:1f18:24e6:b902:7b08:71d:e383:c2b9 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
Software
/
Resource Hash

Request headers

Accept
*/*
Access-Control-Request-Method
POST
Access-Control-Request-Headers
content-type
Origin
https://towardsdatascience.com
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
cors

Response headers

date
Mon, 12 Apr 2021 13:35:18 GMT
content-length
0
access-control-allow-origin
*
access-control-allow-methods
POST
access-control-allow-headers
x-logmatic-add-useragent,x-logmatic-add-ip,content-type
access-control-max-age
0
reports
lightstep.medium.systems/api/v0/
96 B
371 B
XHR
General
Full URL
https://lightstep.medium.systems/api/v0/reports
Requested by
Host: cdn-client.medium.com
URL: https://cdn-client.medium.com/lite/static/js/5573.159bf40f.chunk.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:e2::ac40:8b24 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
0a2b0e47f70483dd07fb544ddf725d8af1f0556eb9ac37a43474cd202e3b1f8d

Request headers

Referer
https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296
LightStep-Access-Token
ce5be895bef60919541332990ac9fef2
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type
application/json

Response headers

date
Mon, 12 Apr 2021 13:35:18 GMT
content-encoding
br
cf-cache-status
DYNAMIC
nel
{"max_age":604800,"report_to":"cf-nel"}
x-envoy-upstream-service-time
0
access-control-allow-methods
POST
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400
cf-request-id
0967e4438000004e0829852000000001
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
report-to
{"max_age":604800,"group":"cf-nel","endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report?s=aSM0NY03ofz%2FuCr6zWeLPse0ica3rPu7fVKYr0oKU%2FJutndXnNcFPwLne3KBY2FoXzWxiBM3tMmE0P0tAZwO2knm9R6j62wzaERx5OZ9%2B0eHEfVRAvy21Im3i9pOwB3BIj2yiYw%3D"}]}
content-type
application/json
access-control-allow-origin
*
access-control-allow-credentials
true
cf-ray
63ecd64bfece4e08-FRA
access-control-allow-headers
LightStep-Access-Token, Content-Type
reports
lightstep.medium.systems/api/v0/
0
0
Preflight
General
Full URL
https://lightstep.medium.systems/api/v0/reports
Protocol
H2
Server
2606:4700:e2::ac40:8b24 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash

Request headers

Accept
*/*
Access-Control-Request-Method
POST
Access-Control-Request-Headers
content-type,lightstep-access-token
Origin
https://towardsdatascience.com
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
cors

Response headers

date
Mon, 12 Apr 2021 13:35:18 GMT
content-length
0
access-control-allow-credentials
true
access-control-allow-headers
LightStep-Access-Token, Content-Type
access-control-allow-methods
POST
access-control-allow-origin
*
x-envoy-upstream-service-time
0
cf-cache-status
DYNAMIC
cf-request-id
0967e4430900004e084db2f000000001
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
report-to
{"max_age":604800,"group":"cf-nel","endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report?s=%2FtsPy1OJqAwrH5JoPKwh6CyJb9FktVQj4G3ihXt8R41DptTrH5aYsiGPx4pZEvggtSNsLgZuPv6JJ9u2tvFmIOvS7TXc7mrwqBkzR2ZFmS8%2BkctZDV037mKJ5oeCwv38COM8eD4%3D"}]}
nel
{"max_age":604800,"report_to":"cf-nel"}
server
cloudflare
cf-ray
63ecd64b4d054e08-FRA
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400
reports
lightstep.medium.systems/api/v0/
96 B
718 B
XHR
General
Full URL
https://lightstep.medium.systems/api/v0/reports
Requested by
Host: cdn-client.medium.com
URL: https://cdn-client.medium.com/lite/static/js/5573.159bf40f.chunk.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:e2::ac40:8b24 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
62aaca6a6f45e16004d2d74bc4e9d9f211fb081f41952e2a2830ae7ffd16f5d4

Request headers

Referer
https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296
LightStep-Access-Token
ce5be895bef60919541332990ac9fef2
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type
application/json

Response headers

date
Mon, 12 Apr 2021 13:35:19 GMT
content-encoding
br
cf-cache-status
DYNAMIC
nel
{"max_age":604800,"report_to":"cf-nel"}
x-envoy-upstream-service-time
0
access-control-allow-methods
POST
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400
cf-request-id
0967e445b700004e0853803000000001
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
report-to
{"max_age":604800,"group":"cf-nel","endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report?s=0xsEIWmI30PXO2f5nKBJlGZxV4V5wlU6v9PSiFpZF8eYayCDMmcScjiw%2FadmAQidUJQliT0Sl1Ws1H40xFeQ3nwseLhHDyV3prT%2Fvr1xnAdnDOhdKn7LWCQ7zYEBnQ0MW0TNekQ%3D"}]}
content-type
application/json
access-control-allow-origin
*
access-control-allow-credentials
true
cf-ray
63ecd64f8eaa4e08-FRA
access-control-allow-headers
LightStep-Access-Token, Content-Type
reports
lightstep.medium.systems/api/v0/
0
0
Preflight
General
Full URL
https://lightstep.medium.systems/api/v0/reports
Protocol
H2
Server
2606:4700:e2::ac40:8b24 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash

Request headers

Accept
*/*
Access-Control-Request-Method
POST
Access-Control-Request-Headers
content-type,lightstep-access-token
Origin
https://towardsdatascience.com
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
cors

Response headers

date
Mon, 12 Apr 2021 13:35:18 GMT
content-length
0
access-control-allow-credentials
true
access-control-allow-headers
LightStep-Access-Token, Content-Type
access-control-allow-methods
POST
access-control-allow-origin
*
x-envoy-upstream-service-time
0
cf-cache-status
DYNAMIC
cf-request-id
0967e4454900004e084939d000000001
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
report-to
{"max_age":604800,"group":"cf-nel","endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report?s=Oz3Lztm0qgFo334ctp0QljGcdv6JNQErXpZLkAQOVpRMfx8zn%2FEZKTWYhwsAjCK%2FJu%2BFu8k9YeqO%2FbAMsLvRPfb7rpXpF26w4kk8yr6wKMl5otMMLg94zWR6%2BJ73Cv6o8EFdZaY%3D"}]}
nel
{"max_age":604800,"report_to":"cf-nel"}
server
cloudflare
cf-ray
63ecd64edd244e08-FRA
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400
batch
towardsdatascience.com/_/
17 B
245 B
Fetch
General
Full URL
https://towardsdatascience.com/_/batch
Requested by
Host: cdn-client.medium.com
URL: https://cdn-client.medium.com/lite/static/js/main.96946523.js
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
52.0.16.118 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-52-0-16-118.compute-1.amazonaws.com
Software
nginx /
Resource Hash
f1ea07a1e51a389c8de07120ae5c2e432e9dd8f4fbd6f92489f185b0523a3fd4

Request headers

Referer
https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296
x-xsrf-token
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
content-type
application/json

Response headers

date
Mon, 12 Apr 2021 13:35:21 GMT
medium-fulfilled-by
valencia/main-20210409-150457-52ce56a7f9
x-envoy-upstream-service-time
142
sepia-upstream
medium
server
nginx
content-length
17
content-type
application/json
reports
lightstep.medium.systems/api/v0/
96 B
383 B
XHR
General
Full URL
https://lightstep.medium.systems/api/v0/reports
Requested by
Host: cdn-client.medium.com
URL: https://cdn-client.medium.com/lite/static/js/5573.159bf40f.chunk.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:e2::ac40:8b24 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
8e856bfa25ac1117ff07b55946341e3574570e6b48e26c2abd05c36e9da0af2f

Request headers

Referer
https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296
LightStep-Access-Token
ce5be895bef60919541332990ac9fef2
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type
application/json

Response headers

date
Mon, 12 Apr 2021 13:35:22 GMT
content-encoding
br
cf-cache-status
DYNAMIC
nel
{"max_age":604800,"report_to":"cf-nel"}
x-envoy-upstream-service-time
1
access-control-allow-methods
POST
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400
cf-request-id
0967e4528c00004e0831143000000001
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
report-to
{"max_age":604800,"group":"cf-nel","endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report?s=ynFDghjOoWBYxvno97e4f35zoFivgwxYCmFLcZArQaMeOJz3S9NSJIYnG15hSrZtNQAXGrB9fnnRoJBJJxxkavgBw%2Fm5nWRaCuDW2HYg4trJafD1yqgxcF0f99YNLOXIjovyj%2BI%3D"}]}
content-type
application/json
access-control-allow-origin
*
access-control-allow-credentials
true
cf-ray
63ecd6641fbd4e08-FRA
access-control-allow-headers
LightStep-Access-Token, Content-Type
reports
lightstep.medium.systems/api/v0/
0
0
Preflight
General
Full URL
https://lightstep.medium.systems/api/v0/reports
Protocol
H2
Server
2606:4700:e2::ac40:8b24 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash

Request headers

Accept
*/*
Access-Control-Request-Method
POST
Access-Control-Request-Headers
content-type,lightstep-access-token
Origin
https://towardsdatascience.com
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
cors

Response headers

date
Mon, 12 Apr 2021 13:35:22 GMT
content-length
0
access-control-allow-credentials
true
access-control-allow-headers
LightStep-Access-Token, Content-Type
access-control-allow-methods
POST
access-control-allow-origin
*
x-envoy-upstream-service-time
1
cf-cache-status
DYNAMIC
cf-request-id
0967e4522000004e0817175000000001
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
report-to
{"max_age":604800,"group":"cf-nel","endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report?s=4Tr4pM5ew3vD559vXBEHh6t%2Far8v5G0EmuoSClv8jqpvgrRr1jZsCJbCDFrdgD0F1sXQHtidBC1UzKhroQVU6AgHb%2BurDGf8xeHfkj5z%2B5ZJFRVUEi9dUSC6RyAHx8dM1vav8WM%3D"}]}
nel
{"max_age":604800,"report_to":"cf-nel"}
server
cloudflare
cf-ray
63ecd6636e104e08-FRA
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400

Verdicts & Comments Add Verdict or Comment

34 JavaScript Global Variables

These are the non-standard "global" variables defined on the window object. These can be helpful in identifying possible client-side frameworks and code.

object| ontransitionrun object| ontransitionstart object| ontransitioncancel object| cookieStore function| showDirectoryPicker function| showOpenFilePicker function| showSaveFilePicker object| trustedTypes boolean| crossOriginIsolated string| __BUILD_ID__ string| __GRAPHQL_URI__ object| __PRELOADED_STATE__ object| __APOLLO_STATE__ object| webpackChunklite object| regeneratorRuntime object| process function| main object| __APOLLO_CLIENT__ object| optimizelyDataObject undefined| _ string| GoogleAnalyticsObject function| ga object| branch object| ___grecaptcha_cfg object| grecaptcha string| __recaptcha_api boolean| __google_recaptcha_client function| _typeof object| PARSELY object| google_tag_data object| gaplugins object| gaGlobal object| gaData object| recaptcha

10 Cookies

Domain/Path Name / Value
.towardsdatascience.com/ Name: _gat
Value: 1
.towardsdatascience.com/ Name: _gid
Value: GA1.2.1720185813.1618234517
.towardsdatascience.com/ Name: _parsely_visitor
Value: {%22id%22:%22pid=568fa9a4fb4168cc23bc45bc4256bf08%22%2C%22session_count%22:1%2C%22last_session_ts%22:1618234516646}
towardsdatascience.com/ Name: uid
Value: lo_028f7316e17a
towardsdatascience.com/ Name: lightstep_session_id
Value: 67bf236425e0803b
.towardsdatascience.com/ Name: _ga
Value: GA1.2.728161700.1618234517
.towardsdatascience.com/ Name: _parsely_session
Value: {%22sid%22:1%2C%22surl%22:%22https://towardsdatascience.com/math-you-need-to-succeed-in-ml-interviews-9e717d61f296%22%2C%22sref%22:%22%22%2C%22sts%22:1618234516646%2C%22slts%22:0}
towardsdatascience.com/ Name: optimizelyEndUserId
Value: lo_028f7316e17a
towardsdatascience.com/ Name: sid
Value: 1:tI92Vf9R8FBe+aBWRN2n4W2v4eODNYyqctrn9io9my17O2QLayxxBuy++bxCCSzw
towardsdatascience.com/ Name: lightstep_guid/lite-web
Value: 77f13e965ef1e7b2

2 Console Messages

Source Level URL
Text
console-api log URL: https://cdn-client.medium.com/lite/static/js/main.96946523.js(Line 1)
Message:
... .,ok000Oxc. 'oxo, .' ,kWMMMMMMMMXo;. ;KMWMX: lK, ,0MMMMMMMMMMMWNd'xMMMMMO;xWl lWMMMMMMMMMMMMM0lOMMMMMKoOMo cNMMMMMMMMMMMMMk:OMMMMM0lkWl .dNMMMMMMMMMMKx; lWMMMWd.dN: ;kXWMMMMWKd' .oXWXx. ;o. .;ccc:,. .,.
console-api log URL: https://cdn-client.medium.com/lite/static/js/main.96946523.js(Line 1)
Message:
We're hiring! https://medium.com/jobs-at-medium/work-at-medium-959d1a85284e

Security Headers

This page lists any security headers set by the main page. If you want to understand what these mean and how to use them, head on over to this page

Header Value
Content-Security-Policy frame-ancestors medium.com

Indicators

This is a term in the security industry to describe indicators such as IPs, Domains, Hashes, etc. This does not imply that any of these indicate malicious activity.

api2.branch.io
app.link
browser-http-intake.logs.datadoghq.com
cdn-client.medium.com
cdn.branch.io
cdn.optimizely.com
d1z2jf7jlzjs58.cloudfront.net
errors.client.optimizely.com
glyph.medium.com
lightstep.medium.systems
medium.com
miro.medium.com
p1.parsely.com
towardsdatascience.com
www.google-analytics.com
www.google.com
www.gstatic.com
13.226.155.64
13.226.156.162
2600:1f18:24e6:b902:7b08:71d:e383:c2b9
2600:9000:2093:200:11:f728:3040:93a1
2600:9000:2182:9800:19:9934:6a80:93a1
2606:4700:7::a29f:9804
2606:4700:e2::ac40:8b24
2a00:1450:4001:808::2003
2a00:1450:4001:80f::200e
2a00:1450:4001:813::2004
2a02:26f0:7100:19a::13b8
52.0.16.118
52.72.27.138
54.144.144.142
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