posts.teachme.codes Open in urlscan Pro
162.159.152.4 Public Scan

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Add Verdict Report

Submitted URL:
https://posts.teachme.codes/
Effective URL:
https://posts.teachme.codes/?gi=d2f823cadcec
Submission: On June 17 via api (June 17th 2024, 9:10:22 am UTC) from US — Scanned from ES

Summary HTTP 50 Redirects Links 10 Behaviour Indicators

Summary

This website contacted 11 IPs in 3 countries across 7 domains to perform 50 HTTP transactions. The main IP is 162.159.152.4, located in and belongs to CLOUDFLARENET, US. The main domain is posts.teachme.codes.
TLS certificate: Issued by WE1 on June 15th 2024. Valid for: 3 months.

This is the only time posts.teachme.codes was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
1 7	162.159.152.4 162.159.152.4	13335 (CLOUDFLAR...) (CLOUDFLARENET)
13 24	2606:4700:7::... 2606:4700:7::a29f:9904	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	2606:4700:7::... 2606:4700:7::a29f:9804	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	2a00:1450:400... 2a00:1450:4001:828::200e	15169 (GOOGLE) (GOOGLE)
5 15	162.159.153.4 162.159.153.4	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	2606:4700::68... 2606:4700::6810:5049	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	108.138.26.116 108.138.26.116	16509 (AMAZON-02) (AMAZON-02)
1	2600:9000:223... 2600:9000:223d:9600:19:9934:6a80:93a1	16509 (AMAZON-02) (AMAZON-02)
7	2606:4700:440... 2606:4700:4400::ac40:969b	13335 (CLOUDFLAR...) (CLOUDFLARENET)
2	2600:9000:249... 2600:9000:2491:600:11:f728:3040:93a1	16509 (AMAZON-02) (AMAZON-02)
50	11

7 162.159.152.4 (None, ) 1 redirects

ASN13335 (CLOUDFLARENET, US)

posts.teachme.codes	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
glyph.medium.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

24 2606:4700:7::a29f:9904 (United States) 13 redirects

ASN13335 (CLOUDFLARENET, US)

medium.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
cdn-static-1.medium.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
cdn-images-1.medium.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2606:4700:7::a29f:9804 (United States)

ASN13335 (CLOUDFLARENET, US)

glyph.medium.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:828::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.google-analytics.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

15 162.159.153.4 (None, ) 5 redirects

ASN13335 (CLOUDFLARENET, US)

cdn-images-1.medium.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
cdn-static-1.medium.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2606:4700::6810:5049 (United States)

ASN13335 (CLOUDFLARENET, US)

static.cloudflareinsights.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 108.138.26.116 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-108-138-26-116.fra56.r.cloudfront.net

cdn.branch.io	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2600:9000:223d:9600:19:9934:6a80:93a1 (United States)

ASN16509 (AMAZON-02, US)

app.link	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

7 2606:4700:4400::ac40:969b (United States)

ASN13335 (CLOUDFLARENET, US)

lightstep.medium.systems	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2600:9000:2491:600:11:f728:3040:93a1 (United States)

ASN16509 (AMAZON-02, US)

api2.branch.io	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
42	medium.com 18 redirects medium.com — Cisco Umbrella Rank: 12595 glyph.medium.com — Cisco Umbrella Rank: 24416 cdn-static-1.medium.com — Cisco Umbrella Rank: 173196 cdn-images-1.medium.com — Cisco Umbrella Rank: 67899 csp.medium.com Failed	4 MB
7	medium.systems lightstep.medium.systems — Cisco Umbrella Rank: 275413 Failed
5	teachme.codes 1 redirects posts.teachme.codes	33 KB
3	branch.io cdn.branch.io — Cisco Umbrella Rank: 1107 api2.branch.io — Cisco Umbrella Rank: 1264	24 KB
1	app.link app.link — Cisco Umbrella Rank: 2512	639 B
1	cloudflareinsights.com static.cloudflareinsights.com — Cisco Umbrella Rank: 951	7 KB
1	google-analytics.com www.google-analytics.com — Cisco Umbrella Rank: 68	21 KB
50	7

	Domain	Requested by
34	cdn-images-1.medium.com	17 redirects posts.teachme.codes
7	lightstep.medium.systems	cdn-static-1.medium.com
5	posts.teachme.codes	1 redirects posts.teachme.codes static.cloudflareinsights.com cdn-static-1.medium.com
4	cdn-static-1.medium.com	posts.teachme.codes cdn-static-1.medium.com
3	glyph.medium.com	posts.teachme.codes glyph.medium.com
2	api2.branch.io	cdn.branch.io
1	app.link	cdn.branch.io
1	cdn.branch.io	posts.teachme.codes
1	static.cloudflareinsights.com	posts.teachme.codes
1	www.google-analytics.com	posts.teachme.codes www.google-analytics.com
1	medium.com	1 redirects
0	csp.medium.com Failed	www.google-analytics.com
50	12

This site contains links to these domains. Also see Links.

Domain
policy.medium.com
medium.com
rsci.app.link
twitter.com
facebook.com

Subject Issuer	Validity	Valid
posts.teachme.codes WE1	`2024-06-15` - `2024-09-13`	3 months	crt.sh
medium.com Cloudflare Inc ECC CA-3	`2024-02-16` - `2024-12-31`	a year	crt.sh
*.google-analytics.com WR2	`2024-05-27` - `2024-08-19`	3 months	crt.sh
cloudflareinsights.com GTS CA 1P5	`2024-05-08` - `2024-08-06`	3 months	crt.sh
*.branch.io Amazon RSA 2048 M01	`2023-09-11` - `2024-10-09`	a year	crt.sh
appipv4.link Amazon RSA 2048 M03	`2024-03-25` - `2025-04-22`	a year	crt.sh
medium.systems GTS CA 1P5	`2024-05-31` - `2024-08-29`	3 months	crt.sh

This page contains 1 frames:

Primary Page: https://posts.teachme.codes/?gi=d2f823cadcec
Frame ID: 3C7FF4E6EF1910692F04A7D329FBB53C
Requests: 46 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

TEACH ME CODES

Page URL History Show full URLs

https://posts.teachme.codes/ HTTP 307
https://medium.com/m/global-identity-2?redirectUrl=https%3A%2F%2Fposts.teachme.codes%2F HTTP 307
https://posts.teachme.codes/?gi=d2f823cadcec Page URL

Detected technologies

Medium (Blogs) Expand

Overall confidence: 100%
Detected patterns

medium\.com

Cloudflare Browser Insights (Analytics) Expand

Overall confidence: 100%
Detected patterns

static\.cloudflareinsights\.com/beacon(?:\.min)?\.js

Google Analytics (Analytics) Expand

Overall confidence: 100%
Detected patterns

google-analytics\.com/(?:ga|urchin|analytics)\.js

Page Statistics

50
Requests

48 %
HTTPS

70 %
IPv6

7
Domains

12
Subdomains

11
IPs

3
Countries

4098 kB
Transfer

6326 kB
Size

15
Cookies

10 Outgoing links

These are links going to different origins than the main page.

URL: https://policy.medium.com/medium-privacy-policy-f03bf92035c9
Title: Privacy Policy

Search URL Search Domain Scan URL

URL: https://medium.com/
Title: Homepage

Search URL Search Domain Scan URL

URL: https://rsci.app.link/?%24canonical_url=https%3A%2F%2Fmedium.com/quantum-curiosity%3F~feature=LoMobileNavBar&~channel=ShowCollectionHome&~stage=m2
Title: Open in app

Search URL Search Domain Scan URL

URL: https://medium.com/m/signin?redirect=https%3A%2F%2Fposts.teachme.codes%2F&source=--------------------------nav_reg&operation=login
Title: Sign in

Search URL Search Domain Scan URL

URL: https://medium.com/m/signin?redirect=https%3A%2F%2Fposts.teachme.codes%2F&source=--------------------------nav_reg&operation=register
Title: Get started

Search URL Search Domain Scan URL

URL: https://twitter.com/TeachMeCodes

Search URL Search Domain Scan URL

URL: https://facebook.com/tmcodex

Search URL Search Domain Scan URL

URL: https://medium.com/about
Title: About Medium

Search URL Search Domain Scan URL

URL: https://policy.medium.com/medium-terms-of-service-9db0094a1e0f
Title: Terms

Search URL Search Domain Scan URL

URL: https://medium.com/business
Title: Teams

Search URL Search Domain Scan URL

Page URL History

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

https://posts.teachme.codes/ HTTP 307
https://medium.com/m/global-identity-2?redirectUrl=https%3A%2F%2Fposts.teachme.codes%2F HTTP 307
https://posts.teachme.codes/?gi=d2f823cadcec Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 3

https://cdn-images-1.medium.com/fit/c/72/72/0*ul4GdOVX2rGTWist HTTP 301
https://cdn-images-1.medium.com/v2/resize:fill:72:72/0*ul4GdOVX2rGTWist

Request Chain 4

https://cdn-images-1.medium.com/freeze/fit/t/60/18/1*AFGM8odik9JQqzJmm3FSig.png?q=20 HTTP 301
https://cdn-images-1.medium.com/v2/format:jpg/resize:fill:60:18/gravity:fp:0.5:0.4/1*AFGM8odik9JQqzJmm3FSig.png

Request Chain 5

https://cdn-images-1.medium.com/freeze/fit/t/60/18/1*3VUobRpke1h_9JWCsN2MKg.png?q=20 HTTP 301
https://cdn-images-1.medium.com/v2/format:jpg/resize:fill:60:18/gravity:fp:0.5:0.4/1*3VUobRpke1h_9JWCsN2MKg.png

Request Chain 6

https://cdn-images-1.medium.com/freeze/fit/t/60/18/1*Oq5glK32pfv8Q9LzZcZE0g.png?q=20 HTTP 301
https://cdn-images-1.medium.com/v2/format:jpg/resize:fill:60:18/gravity:fp:0.5:0.4/1*Oq5glK32pfv8Q9LzZcZE0g.png

Request Chain 7

https://cdn-images-1.medium.com/freeze/fit/t/60/18/1*BuNTGQ-xB8DMzWP46aEKUg.png?q=20 HTTP 301
https://cdn-images-1.medium.com/v2/format:jpg/resize:fill:60:18/gravity:fp:0.5:0.4/1*BuNTGQ-xB8DMzWP46aEKUg.png

Request Chain 8

https://cdn-images-1.medium.com/freeze/fit/t/60/18/1*450-0USeqhhqaLOqOTXrRw.png?q=20 HTTP 301
https://cdn-images-1.medium.com/v2/format:jpg/resize:fill:60:18/gravity:fp:0.5:0.4/1*450-0USeqhhqaLOqOTXrRw.png

Request Chain 9

https://cdn-images-1.medium.com/freeze/fit/t/60/18/1*toLypHpONP7ZZN3fv6xbKw.png?q=20 HTTP 301
https://cdn-images-1.medium.com/v2/format:jpg/resize:fill:60:18/gravity:fp:0.5:0.4/1*toLypHpONP7ZZN3fv6xbKw.png

Request Chain 10

https://cdn-images-1.medium.com/fit/c/72/72/1*ZQcnoUzcVI9sUk7XhDlQZw.jpeg HTTP 301
https://cdn-images-1.medium.com/v2/resize:fill:72:72/1*ZQcnoUzcVI9sUk7XhDlQZw.jpeg

Request Chain 11

https://cdn-images-1.medium.com/freeze/fit/t/60/18/1*VfcpyV0NK-JlvzkYQpVqqg.jpeg?q=20 HTTP 301
https://cdn-images-1.medium.com/v2/format:jpg/resize:fill:60:18/gravity:fp:0.5:0.4/1*VfcpyV0NK-JlvzkYQpVqqg.jpeg

Request Chain 12

https://cdn-images-1.medium.com/freeze/fit/t/60/18/1*FRXL94nMJfdyRMMIHBt6oA.jpeg?q=20 HTTP 301
https://cdn-images-1.medium.com/v2/format:jpg/resize:fill:60:18/gravity:fp:0.5:0.4/1*FRXL94nMJfdyRMMIHBt6oA.jpeg

Request Chain 13

https://cdn-images-1.medium.com/freeze/fit/t/60/18/1*rWl2aaZd1R-KgJQVP98quQ.jpeg?q=20 HTTP 301
https://cdn-images-1.medium.com/v2/format:jpg/resize:fill:60:18/gravity:fp:0.5:0.4/1*rWl2aaZd1R-KgJQVP98quQ.jpeg

Request Chain 18

https://cdn-images-1.medium.com/max/2400/1*Fp2gwBUSv_VmXdpNlD982A.png HTTP 301
https://cdn-images-1.medium.com/v2/resize:fit:2400/1*Fp2gwBUSv_VmXdpNlD982A.png

Request Chain 31

https://cdn-images-1.medium.com/fit/c/36/36/1*kU2g28TwPllMdZhOFF7eoQ.png HTTP 301
https://cdn-images-1.medium.com/v2/resize:fill:36:36/1*kU2g28TwPllMdZhOFF7eoQ.png

Request Chain 32

https://cdn-images-1.medium.com/fit/t/1600/480/1*AFGM8odik9JQqzJmm3FSig.png HTTP 301
https://cdn-images-1.medium.com/v2/resize:fill:1600:480/gravity:fp:0.5:0.4/1*AFGM8odik9JQqzJmm3FSig.png

Request Chain 33

https://cdn-images-1.medium.com/fit/t/1600/480/1*3VUobRpke1h_9JWCsN2MKg.png HTTP 301
https://cdn-images-1.medium.com/v2/resize:fill:1600:480/gravity:fp:0.5:0.4/1*3VUobRpke1h_9JWCsN2MKg.png

Request Chain 34

https://cdn-images-1.medium.com/fit/t/1600/480/1*Oq5glK32pfv8Q9LzZcZE0g.png HTTP 301
https://cdn-images-1.medium.com/v2/resize:fill:1600:480/gravity:fp:0.5:0.4/1*Oq5glK32pfv8Q9LzZcZE0g.png

Request Chain 42

https://cdn-images-1.medium.com/fit/c/128/128/1*kU2g28TwPllMdZhOFF7eoQ.png HTTP 301
https://cdn-images-1.medium.com/v2/resize:fill:128:128/1*kU2g28TwPllMdZhOFF7eoQ.png

50 HTTP transactions
3 data transactions

Method
Protocol Status Resource
Path Size
x-fer Time
Latency Type
MIME-Type IP
Location

GET
H2

200

Primary Request / Show response
posts.teachme.codes/
Redirect Chain

https://posts.teachme.codes/
https://medium.com/m/global-identity-2?redirectUrl=https%3A%2F%2Fposts.teachme.codes%2F
https://posts.teachme.codes/?gi=d2f823cadcec

228 KB
32 KB

861ms
860ms

Document
text/html

162.159.152.4
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://posts.teachme.codes/?gi=d2f823cadcec

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

162.159.152.4 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare / Medium

Resource Hash

7f74e05dc550d1b8f80c7cd739a631b0e668dbee23d9696a5907cd5f241b00cc

Security Headers

Name	Value
Content-Security-Policy	default-src 'self'; connect-src https://localhost https://.instapaper.com https://.stripe.com https://glyph.medium.com https://.paypal.com https://.braintree-api.com https://.braintreegateway.com https://accounts.google.com https://getpocket.com https://posts.teachme.codes https://.posts.teachme.codes https://.medium.com https://medium.com https://.medium.com https://.algolia.net https://cdn-static-1.medium.com https://dnqgz544uhbo8.cloudfront.net https://cdn-videos-1.medium.com https://cdn-audio-1.medium.com https://lightstep.medium.systems https://.branch.io 'self'; font-src data: https://.amazonaws.com https://.medium.com https://glyph.medium.com https://glyph-sandbox.medium.sh https://medium.com https://.gstatic.com https://dnqgz544uhbo8.cloudfront.net https://cdn-static-1.medium.com 'self'; frame-src chromenull: https: webviewprogressproxy: blob: medium: 'self'; img-src blob: data: https: 'self'; media-src https://.cdn.vine.co https://d1fcbxp97j4nb2.cloudfront.net https://d262ilb51hltx0.cloudfront.net https://*.medium.com https://gomiro.medium.com https://miro.medium.com https://pbs.twimg.com 'self' blob:; object-src 'self'; script-src 'unsafe-eval' 'unsafe-inline' about: https: 'self'; style-src 'unsafe-inline' data: https: 'self'; report-uri https://csp.medium.com
Strict-Transport-Security	max-age=15552000; includeSubDomains; preload
X-Content-Type-Options	nosniff
X-Frame-Options	sameorigin
X-Xss-Protection	1; mode=block

Request headers

Accept-Language: es-ES,es;q=0.9;q=0.9
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36
sec-ch-ua: "Google Chrome";v="126", "Not:A-Brand";v="8", "Chromium";v="126"
sec-ch-ua-mobile: ?0
sec-ch-ua-platform: "Win32"

Response headers

alt-svc: h3=":443"; ma=86400
cache-control: no-cache, no-store, max-age=0, must-revalidate
cf-cache-status: DYNAMIC
cf-ray: 8951e7cbfe071ba3-MAD
content-encoding: gzip
content-security-policy: default-src 'self'; connect-src https://localhost https://*.instapaper.com https://*.stripe.com https://glyph.medium.com https://*.paypal.com https://*.braintree-api.com https://*.braintreegateway.com https://accounts.google.com https://getpocket.com https://posts.teachme.codes https://*.posts.teachme.codes https://*.medium.com https://medium.com https://*.medium.com https://*.algolia.net https://cdn-static-1.medium.com https://dnqgz544uhbo8.cloudfront.net https://cdn-videos-1.medium.com https://cdn-audio-1.medium.com https://lightstep.medium.systems https://*.branch.io 'self'; font-src data: https://*.amazonaws.com https://*.medium.com https://glyph.medium.com https://glyph-sandbox.medium.sh https://medium.com https://*.gstatic.com https://dnqgz544uhbo8.cloudfront.net https://cdn-static-1.medium.com 'self'; frame-src chromenull: https: webviewprogressproxy: blob: medium: 'self'; img-src blob: data: https: 'self'; media-src https://*.cdn.vine.co https://d1fcbxp97j4nb2.cloudfront.net https://d262ilb51hltx0.cloudfront.net https://*.medium.com https://gomiro.medium.com https://miro.medium.com https://pbs.twimg.com 'self' blob:; object-src 'self'; script-src 'unsafe-eval' 'unsafe-inline' about: https: 'self'; style-src 'unsafe-inline' data: https: 'self'; report-uri https://csp.medium.com
content-type: text/html; charset=utf-8
date: Mon, 17 Jun 2024 09:10:16 GMT
expires: Thu, 09 Sep 1999 09:09:09 GMT
link: <https://medium.com/humans.txt>; rel="humans"
medium-fulfilled-by: edgy/8.7.1, valencia/main-20240614-183039-1bb4f0c875
pragma: no-cache
server: cloudflare
strict-transport-security: max-age=15552000; includeSubDomains; preload
vary: Accept-Encoding
x-content-type-options: nosniff
x-envoy-upstream-service-time: 589
x-frame-options: sameorigin
x-obvious-info: 20240614-1323-root,024fe48a
x-obvious-tid: 1718615415854:33f6ec40ec3f
x-opentracing: {"ot-tracer-spanid":"6d188182412cac82","ot-tracer-traceid":"3f98f0bf6c44ceb7","ot-tracer-sampled":"true"}
x-powered-by: Medium
x-ua-compatible: IE=edge, Chrome=1
x-xss-protection: 1; mode=block

Redirect headers

alt-svc: h3=":443"; ma=86400
cf-cache-status: DYNAMIC
cf-ray: 8951e7cac8720406-MAD
content-length: 0
content-type: text/plain;charset=UTF-8
date: Mon, 17 Jun 2024 09:10:15 GMT
location: https://posts.teachme.codes/?gi=d2f823cadcec
medium-fulfilled-by: edgy/8.7.1, valencia/main-20240614-183039-1bb4f0c875
server: cloudflare
strict-transport-security: max-age=15552000; includeSubDomains; preload
vary: Accept-Encoding
worker-missing-cookies: 1
x-content-type-options: nosniff
x-envoy-upstream-service-time: 16

GET
H2 200 m2-unbound-source-serif-pro.css
glyph.medium.com/css/e/sr/latin/e/ssr/latin/e/ssb/latin/ 69 KB
43 KB 181ms
80ms Stylesheet
text/css 2606:4700:7::a29f:9804
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://glyph.medium.com/css/e/sr/latin/e/ssr/latin/e/ssb/latin/m2-unbound-source-serif-pro.css

Requested by

Host: posts.teachme.codes
URL: https://posts.teachme.codes/?gi=d2f823cadcec

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700:7::a29f:9804 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

b629b3ef3382d23c6596319ea7c04a3fedccd34ee882463cb84bc4a369234942

Security Headers

Name	Value
Strict-Transport-Security	max-age=15552000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

sec-ch-ua: "Google Chrome";v="126", "Not:A-Brand";v="8", "Chromium";v="126"
Referer: https://posts.teachme.codes/?gi=d2f823cadcec
Accept-Language: es-ES,es;q=0.9;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

date: Mon, 17 Jun 2024 09:10:16 GMT
strict-transport-security: max-age=15552000; includeSubDomains; preload
x-content-type-options: nosniff
cf-cache-status: HIT
content-encoding: gzip
age: 2378
x-envoy-upstream-service-time: 170
alt-svc: h3=":443"; ma=86400
server: cloudflare
access-control-max-age: 86400
access-control-allow-methods: GET, POST, PUT, DELETE
content-type: text/css
access-control-allow-origin: *
cache-control: public, max-age=7200
access-control-allow-credentials: true
vary: Accept-Encoding
cf-ray: 8951e7d23c232f83-MAD
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: Mon, 17 Jun 2024 11:10:16 GMT

GET
H2 200 main-branding-base.AvCEi0HU4Mc2jiHe-Qm5-A.12.css
cdn-static-1.medium.com/_/fp/css/ 465 KB
63 KB 170ms
71ms Stylesheet
text/css 2606:4700:7::a29f:9904
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://cdn-static-1.medium.com/_/fp/css/main-branding-base.AvCEi0HU4Mc2jiHe-Qm5-A.12.css

Requested by

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Protocol

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Protocol

Server

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160ms
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Protocol

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Request headers

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Response headers

date: Mon, 17 Jun 2024 09:10:16 GMT
content-encoding: gzip
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server: cloudflare
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GET
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349 B 182ms
181ms Image
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CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://posts.teachme.codes/_/stat?event=pixel.load&origin=https%3A%2F%2Fposts.teachme.codes

Requested by

Host: posts.teachme.codes
URL: https://posts.teachme.codes/?gi=d2f823cadcec

Protocol

Security

QUIC, , AES_128_GCM

Server

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Reverse DNS

Software

cloudflare /

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Security Headers

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Request headers

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sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

date: Mon, 17 Jun 2024 09:10:16 GMT
strict-transport-security: max-age=15552000; includeSubDomains; preload
x-content-type-options: nosniff
cf-cache-status: DYNAMIC
server: cloudflare
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GET
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cdn.branch.io/ 75 KB
23 KB 216ms
77ms Script
text/javascript 108.138.26.116
AMAZON-02

General

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Show headers Download Go to

Full URL: https://cdn.branch.io/branch-latest.min.js
Requested by: Host: posts.teachme.codes
URL: https://posts.teachme.codes/?gi=d2f823cadcec
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Request headers

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sec-ch-ua-mobile: ?0
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content-encoding: gzip
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GET
H3

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https://cdn-images-1.medium.com/max/2400/1*Fp2gwBUSv_VmXdpNlD982A.png
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3 MB
3 MB

223ms
223ms

Image
image/png

162.159.153.4
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://cdn-images-1.medium.com/v2/resize:fit:2400/1*Fp2gwBUSv_VmXdpNlD982A.png

Requested by

Host: posts.teachme.codes
URL: https://posts.teachme.codes/?gi=d2f823cadcec

Protocol

Server

162.159.153.4 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

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Security Headers

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Request headers

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Response headers

date: Mon, 17 Jun 2024 09:10:17 GMT
content-security-policy: script-src 'none'
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Redirect headers

date: Mon, 17 Jun 2024 09:10:16 GMT
strict-transport-security: max-age=15552000; includeSubDomains; preload
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expires: Mon, 17 Jun 2024 11:10:16 GMT

GET
DATA 200
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font/opentype

General

Check archive.org

Show headers Download Go to

Full URL: data:truncated
Protocol: DATA
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Request headers

Referer
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Response headers

Content-Type: font/opentype

GET
DATA 200
OK truncated
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15 KB Font
font/opentype

General

Check archive.org

Show headers Download Go to

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
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Request headers

Referer
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Response headers

Content-Type: font/opentype

GET
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14 KB 130ms
82ms Font
application/font-woff 162.159.152.4
CLOUDFLARENET

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Full URL

https://glyph.medium.com/font/7f2eb60/0-3j_4g_53_6bu_6c4_6c8_6c9_6cc_6cd_6ci_6cm/source-serif-pro-700-italic.woff

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Protocol

Security

QUIC, , AES_128_GCM

Server

162.159.152.4 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

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Security Headers

Name	Value
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Request headers

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sec-ch-ua-platform: "Win32"

Response headers

date: Mon, 17 Jun 2024 09:10:16 GMT
strict-transport-security: max-age=15552000; includeSubDomains; preload
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expires: Tue, 17 Jun 2025 09:10:16 GMT

GET
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13 KB 114ms
67ms Font
application/font-woff 162.159.152.4
CLOUDFLARENET

General

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Show headers Download Go to

Full URL

https://glyph.medium.com/font/76c214a/0-3j_4g_53_6bu_6c4_6c8_6c9_6cc_6cd_6ci_6cm/source-serif-pro-400-italic.woff

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Protocol

Security

QUIC, , AES_128_GCM

Server

162.159.152.4 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

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Security Headers

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Request headers

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sec-ch-ua-platform: "Win32"

Response headers

date: Mon, 17 Jun 2024 09:10:16 GMT
strict-transport-security: max-age=15552000; includeSubDomains; preload
x-content-type-options: nosniff
cf-cache-status: HIT
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GET
DATA 200
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font/opentype

General

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Show headers Download Go to

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
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Request headers

Referer
Origin: https://posts.teachme.codes
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Response headers

Content-Type: font/opentype

GET
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cdn-static-1.medium.com/_/fp/gen-js/ 731 KB
200 KB 79ms
76ms Script
application/javascript 162.159.153.4
CLOUDFLARENET

General

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Show headers Download Go to

Full URL

https://cdn-static-1.medium.com/_/fp/gen-js/main-common-async.bundle.w8-sLTg2jKha-3q5Mc1pPA.12.js

Requested by

Host: cdn-static-1.medium.com
URL: https://cdn-static-1.medium.com/_/fp/gen-js/main-base.bundle.eHkuJ5fWVIwLBcNdr6rV3g.12.js

Protocol

Security

QUIC, , AES_128_GCM

Server

162.159.153.4 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

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Security Headers

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Request headers

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Response headers

date: Mon, 17 Jun 2024 09:10:17 GMT
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GET
H2 200 _r Show response
app.link/ 91 B
639 B 362ms
218ms Script
text/javascript 2600:9000:223d:9600:19:9934:6a80:93a1
AMAZON-02

General

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Show headers Download Go to

Full URL

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Requested by

Host: cdn.branch.io
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Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2600:9000:223d:9600:19:9934:6a80:93a1 , United States, ASN16509 (AMAZON-02, US),

Reverse DNS

Software

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Resource Hash

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Security Headers

Name	Value
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Request headers

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Response headers

date: Mon, 17 Jun 2024 09:10:17 GMT
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POST /
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GET
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cdn-static-1.medium.com/_/fp/gen-js/ 4 KB
2 KB 66ms
66ms Script
application/javascript 162.159.153.4
CLOUDFLARENET

General

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Show headers Download Go to

Full URL

https://cdn-static-1.medium.com/_/fp/gen-js/main-home-screens.bundle.sr7eiWHpvg1Nx_5_Ts1KOA.12.js

Requested by

Host: cdn-static-1.medium.com
URL: https://cdn-static-1.medium.com/_/fp/gen-js/main-base.bundle.eHkuJ5fWVIwLBcNdr6rV3g.12.js

Protocol

Security

QUIC, , AES_128_GCM

Server

162.159.153.4 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

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Security Headers

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Request headers

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Response headers

date: Mon, 17 Jun 2024 09:10:17 GMT
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POST reports
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OPTIONS
H2 200 reports
lightstep.medium.systems/api/v0/ 0
0 169ms
65ms Preflight 2606:4700:4400::ac40:969b
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://lightstep.medium.systems/api/v0/reports
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2606:4700:4400::ac40:969b , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type,lightstep-access-token
Access-Control-Request-Method: POST
Origin: https://posts.teachme.codes
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

cf-ray: 8951e7d73bb56671-MAD
content-length: 0
date: Mon, 17 Jun 2024 09:10:17 GMT
server: cloudflare
vary: Accept-Encoding

GET
H3

200

1*kU2g28TwPllMdZhOFF7eoQ.png
cdn-images-1.medium.com/v2/resize:fill:36:36/
Redirect Chain

https://cdn-images-1.medium.com/fit/c/36/36/1*kU2g28TwPllMdZhOFF7eoQ.png
https://cdn-images-1.medium.com/v2/resize:fill:36:36/1*kU2g28TwPllMdZhOFF7eoQ.png

3 KB
3 KB

434ms
434ms

Image
image/png

162.159.153.4
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://cdn-images-1.medium.com/v2/resize:fill:36:36/1*kU2g28TwPllMdZhOFF7eoQ.png

Requested by

Host: posts.teachme.codes
URL: https://posts.teachme.codes/

Protocol

Server

162.159.153.4 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

6d06781abe6f5b224fbe8567c2636b3287a0ae97b6b330be752ad1c321d807d2

Security Headers

Name	Value
Content-Security-Policy	script-src 'none'
Strict-Transport-Security	max-age=15552000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Accept-Language: es-ES,es;q=0.9;q=0.9
Referer: https://posts.teachme.codes/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

date: Mon, 17 Jun 2024 09:10:18 GMT
content-security-policy: script-src 'none'
x-content-type-options: nosniff
cf-cache-status: HIT
strict-transport-security: max-age=15552000; includeSubDomains; preload
x-envoy-upstream-service-time: 98
content-disposition: inline; filename="1*kU2g28TwPllMdZhOFF7eoQ.png"
alt-svc: h3=":443"; ma=86400
content-length: 2880
x-request-id: b4439c2e-de54-4077-8a15-39324c4f68ac
sepia-upstream: medium
server: cloudflare
etag: "jSFXnKaSKV8lr9Err_ICCnBz9MXw_7U_65s374ZFxjw/RIjkxNGRhMGRiYzRmMDNlNTk0Yzc1OTg0ZTE0NWVkZWExIg"
vary: Accept-Encoding
content-type: image/png
access-control-allow-origin: *
cache-control: public, max-age=31536000
medium-fulfilled-by: miro-v2/main-20240612-072405-4d7dcaae5b
accept-ranges: bytes
cf-ray: 8951e7d81d5b661d-MAD
expires: Tue, 17 Jun 2025 09:10:17 GMT

Redirect headers

date: Mon, 17 Jun 2024 09:10:17 GMT
strict-transport-security: max-age=15552000; includeSubDomains; preload
x-content-type-options: nosniff
cf-cache-status: EXPIRED
x-envoy-upstream-service-time: 1
alt-svc: h3=":443"; ma=86400
content-length: 0
sepia-upstream: medium
server: cloudflare
vary: Accept-Encoding
content-type: image/png
access-control-allow-origin: *
location: /v2/resize:fill:36:36/1*kU2g28TwPllMdZhOFF7eoQ.png
cache-control: public, max-age=7200
cf-ray: 8951e7d6ea20661d-MAD
expires: Mon, 17 Jun 2024 11:10:17 GMT

GET
H3

200

1*AFGM8odik9JQqzJmm3FSig.png
cdn-images-1.medium.com/v2/resize:fill:1600:480/gravity:fp:0.5:0.4/
Redirect Chain

https://cdn-images-1.medium.com/fit/t/1600/480/1*AFGM8odik9JQqzJmm3FSig.png
https://cdn-images-1.medium.com/v2/resize:fill:1600:480/gravity:fp:0.5:0.4/1*AFGM8odik9JQqzJmm3FSig.png

185 KB
186 KB

776ms
775ms

Image
image/jpeg

162.159.153.4
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://cdn-images-1.medium.com/v2/resize:fill:1600:480/gravity:fp:0.5:0.4/1*AFGM8odik9JQqzJmm3FSig.png

Requested by

Host: posts.teachme.codes
URL: https://posts.teachme.codes/

Protocol

Server

162.159.153.4 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

d3ed926574d5a73ace123e5e84ab29a513b7160d4f0d813f3170a93e0b3a1caf

Security Headers

Name	Value
Content-Security-Policy	script-src 'none'
Strict-Transport-Security	max-age=15552000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Accept-Language: es-ES,es;q=0.9;q=0.9
Referer: https://posts.teachme.codes/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

date: Mon, 17 Jun 2024 09:10:18 GMT
content-security-policy: script-src 'none'
x-content-type-options: nosniff
cf-cache-status: MISS
strict-transport-security: max-age=15552000; includeSubDomains; preload
x-envoy-upstream-service-time: 246
content-disposition: inline; filename="1*AFGM8odik9JQqzJmm3FSig.jpg"
alt-svc: h3=":443"; ma=86400
content-length: 189702
x-request-id: 8b44acc0-028d-4e70-940b-70f7c134dd23
sepia-upstream: medium
server: cloudflare
etag: "Gko9zIqhDNTQxrPS2uTz_w6cx7RHat8kpgWfzGMCo-8/RIjAwNTE4Y2YyODc2MjkzZDI1MGFiMzI2NjliNzE1MjhhIg"
vary: Accept-Encoding
content-type: image/jpeg
access-control-allow-origin: *
cache-control: public, max-age=31536000
medium-fulfilled-by: miro-v2/main-20240612-072405-4d7dcaae5b
accept-ranges: bytes
cf-ray: 8951e7d81d5d661d-MAD
expires: Tue, 17 Jun 2025 09:10:18 GMT

Redirect headers

date: Mon, 17 Jun 2024 09:10:17 GMT
strict-transport-security: max-age=15552000; includeSubDomains; preload
x-content-type-options: nosniff
cf-cache-status: EXPIRED
x-envoy-upstream-service-time: 2
alt-svc: h3=":443"; ma=86400
content-length: 0
sepia-upstream: medium
server: cloudflare
vary: Accept-Encoding
content-type: image/png
access-control-allow-origin: *
location: /v2/resize:fill:1600:480/gravity:fp:0.5:0.4/1*AFGM8odik9JQqzJmm3FSig.png
cache-control: public, max-age=7200
cf-ray: 8951e7d6ea26661d-MAD
expires: Mon, 17 Jun 2024 11:10:17 GMT

GET
H3

200

1*3VUobRpke1h_9JWCsN2MKg.png
cdn-images-1.medium.com/v2/resize:fill:1600:480/gravity:fp:0.5:0.4/
Redirect Chain

https://cdn-images-1.medium.com/fit/t/1600/480/1*3VUobRpke1h_9JWCsN2MKg.png
https://cdn-images-1.medium.com/v2/resize:fill:1600:480/gravity:fp:0.5:0.4/1*3VUobRpke1h_9JWCsN2MKg.png

149 KB
150 KB

188ms
188ms

Image
image/jpeg

162.159.153.4
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://cdn-images-1.medium.com/v2/resize:fill:1600:480/gravity:fp:0.5:0.4/1*3VUobRpke1h_9JWCsN2MKg.png

Requested by

Host: posts.teachme.codes
URL: https://posts.teachme.codes/

Protocol

Server

162.159.153.4 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

bf7299d43a87fa174a34a2dc42c8aa72c3766415a0c11b956051995ea774c666

Security Headers

Name	Value
Content-Security-Policy	script-src 'none'
Strict-Transport-Security	max-age=15552000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Accept-Language: es-ES,es;q=0.9;q=0.9
Referer: https://posts.teachme.codes/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

date: Mon, 17 Jun 2024 09:10:17 GMT
content-security-policy: script-src 'none'
x-content-type-options: nosniff
strict-transport-security: max-age=15552000; includeSubDomains; preload
cf-cache-status: HIT
x-envoy-upstream-service-time: 166
content-disposition: inline; filename="1*3VUobRpke1h_9JWCsN2MKg.jpg"
alt-svc: h3=":443"; ma=86400
content-length: 152935
x-request-id: 89775023-5ff3-48d3-ad4f-bc6593b3cb34
sepia-upstream: medium
cf-bgj: h2pri
server: cloudflare
etag: "Gko9zIqhDNTQxrPS2uTz_w6cx7RHat8kpgWfzGMCo-8/RImRkNTUyODZkMWE2NDdiNTg3ZmY0OTU4MmIwZGQ4YzJhIg"
vary: Accept-Encoding
content-type: image/jpeg
access-control-allow-origin: *
cache-control: public, max-age=31536000
medium-fulfilled-by: miro-v2/main-20240612-072405-4d7dcaae5b
accept-ranges: bytes
cf-ray: 8951e7d84db5661d-MAD
expires: Tue, 17 Jun 2025 09:10:17 GMT

Redirect headers

date: Mon, 17 Jun 2024 09:10:17 GMT
strict-transport-security: max-age=15552000; includeSubDomains; preload
x-content-type-options: nosniff
cf-cache-status: EXPIRED
x-envoy-upstream-service-time: 1
alt-svc: h3=":443"; ma=86400
content-length: 0
sepia-upstream: medium
server: cloudflare
vary: Accept-Encoding
content-type: image/png
access-control-allow-origin: *
location: /v2/resize:fill:1600:480/gravity:fp:0.5:0.4/1*3VUobRpke1h_9JWCsN2MKg.png
cache-control: public, max-age=7200
cf-ray: 8951e7d6ea2b661d-MAD
expires: Mon, 17 Jun 2024 11:10:17 GMT

GET
H3

200

1*Oq5glK32pfv8Q9LzZcZE0g.png
cdn-images-1.medium.com/v2/resize:fill:1600:480/gravity:fp:0.5:0.4/
Redirect Chain

https://cdn-images-1.medium.com/fit/t/1600/480/1*Oq5glK32pfv8Q9LzZcZE0g.png
https://cdn-images-1.medium.com/v2/resize:fill:1600:480/gravity:fp:0.5:0.4/1*Oq5glK32pfv8Q9LzZcZE0g.png

149 KB
149 KB

184ms
184ms

Image
image/jpeg

162.159.153.4
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://cdn-images-1.medium.com/v2/resize:fill:1600:480/gravity:fp:0.5:0.4/1*Oq5glK32pfv8Q9LzZcZE0g.png

Requested by

Host: posts.teachme.codes
URL: https://posts.teachme.codes/

Protocol

Server

162.159.153.4 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

71ceb3a8db5f774e8fe7c709f79632d4f7b12df4e662ff9097b219a45900252c

Security Headers

Name	Value
Content-Security-Policy	script-src 'none'
Strict-Transport-Security	max-age=15552000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Accept-Language: es-ES,es;q=0.9;q=0.9
Referer: https://posts.teachme.codes/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

date: Mon, 17 Jun 2024 09:10:18 GMT
content-security-policy: script-src 'none'
x-content-type-options: nosniff
strict-transport-security: max-age=15552000; includeSubDomains; preload
cf-cache-status: HIT
x-envoy-upstream-service-time: 159
content-disposition: inline; filename="1*Oq5glK32pfv8Q9LzZcZE0g.jpg"
alt-svc: h3=":443"; ma=86400
content-length: 152123
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sepia-upstream: medium
cf-bgj: h2pri
server: cloudflare
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vary: Accept-Encoding
content-type: image/jpeg
access-control-allow-origin: *
cache-control: public, max-age=31536000
medium-fulfilled-by: miro-v2/main-20240612-072405-4d7dcaae5b
accept-ranges: bytes
cf-ray: 8951e7da09b4661d-MAD
expires: Tue, 17 Jun 2025 09:10:18 GMT

Redirect headers

date: Mon, 17 Jun 2024 09:10:17 GMT
strict-transport-security: max-age=15552000; includeSubDomains; preload
x-content-type-options: nosniff
cf-cache-status: EXPIRED
x-envoy-upstream-service-time: 1
alt-svc: h3=":443"; ma=86400
content-length: 0
sepia-upstream: medium
server: cloudflare
vary: Accept-Encoding
content-type: image/png
access-control-allow-origin: *
location: /v2/resize:fill:1600:480/gravity:fp:0.5:0.4/1*Oq5glK32pfv8Q9LzZcZE0g.png
cache-control: public, max-age=7200
cf-ray: 8951e7d6ea2e661d-MAD
expires: Mon, 17 Jun 2024 11:10:17 GMT

POST
H2 200 open Show response
api2.branch.io/v1/ 316 B
707 B 522ms
372ms XHR
application/json 2600:9000:2491:600:11:f728:3040:93a1
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL

https://api2.branch.io/v1/open

Requested by

Host: cdn.branch.io
URL: https://cdn.branch.io/branch-latest.min.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2600:9000:2491:600:11:f728:3040:93a1 , United States, ASN16509 (AMAZON-02, US),

Reverse DNS

Software

/ Branch

Resource Hash

53813063bbdeae40c2a1d7086d73ee0ae8ffb6c92d7856ca93006566ba877651

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains

Request headers

sec-ch-ua: "Google Chrome";v="126", "Not:A-Brand";v="8", "Chromium";v="126"
sec-ch-ua-platform: "Win32"
Referer: https://posts.teachme.codes/
Accept-Language: es-ES,es;q=0.9;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36
Content-Type: application/x-www-form-urlencoded

Response headers

date: Mon, 17 Jun 2024 09:10:17 GMT
strict-transport-security: max-age=31536000; includeSubDomains
via: 1.1 9b7b71910b45e646f6476bbd270127a4.cloudfront.net (CloudFront)
x-amz-cf-pop: FRA56-P7
x-powered-by: Branch
x-cache: Miss from cloudfront
content-type: application/json; charset=utf-8
access-control-allow-origin: *
cache-control: no-cache
x-branch-request-id: 1c62c8bf-2e1b-4673-b8fb-4facdeb0100a-2024061709
content-length: 316
x-amz-cf-id: ar01H2DepBKm1cmWms98i-ehlRk2PlDB13Kk0HHZHZ-34VNMffqP3Q==

POST reports
lightstep.medium.systems/api/v0/ 0
0

OPTIONS
H2 200 reports
lightstep.medium.systems/api/v0/ 0
0 58ms
58ms Preflight 2606:4700:4400::ac40:969b
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://lightstep.medium.systems/api/v0/reports
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2606:4700:4400::ac40:969b , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type,lightstep-access-token
Access-Control-Request-Method: POST
Origin: https://posts.teachme.codes
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

cf-ray: 8951e7d9c8336671-MAD
content-length: 0
date: Mon, 17 Jun 2024 09:10:17 GMT
server: cloudflare
vary: Accept-Encoding

POST
H2 200 pageview Show response
api2.branch.io/v1/ 28 B
350 B 237ms
237ms XHR
application/json 2600:9000:2491:600:11:f728:3040:93a1
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL

https://api2.branch.io/v1/pageview

Requested by

Host: cdn.branch.io
URL: https://cdn.branch.io/branch-latest.min.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2600:9000:2491:600:11:f728:3040:93a1 , United States, ASN16509 (AMAZON-02, US),

Reverse DNS

Software

/ Branch

Resource Hash

a82dc28d43942326b346f92907df3bea5e38b2325ef97176f3b6234966bf19eb

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains

Request headers

sec-ch-ua: "Google Chrome";v="126", "Not:A-Brand";v="8", "Chromium";v="126"
sec-ch-ua-platform: "Win32"
Referer: https://posts.teachme.codes/
Accept-Language: es-ES,es;q=0.9;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36
Content-Type: application/x-www-form-urlencoded

Response headers

date: Mon, 17 Jun 2024 09:10:18 GMT
strict-transport-security: max-age=31536000; includeSubDomains
via: 1.1 9b7b71910b45e646f6476bbd270127a4.cloudfront.net (CloudFront)
x-amz-cf-pop: FRA56-P7
x-powered-by: Branch
x-cache: Miss from cloudfront
content-type: application/json; charset=utf-8
access-control-allow-origin: *
content-length: 28
x-amz-cf-id: qV27HRBp39bl7dZyn6YbHycI49sfsF-5Yv3EU8l2wUz9lzDbaTFPAQ==

POST reports
lightstep.medium.systems/api/v0/ 0
0

OPTIONS
H2 200 reports
lightstep.medium.systems/api/v0/ 0
0 54ms
54ms Preflight 2606:4700:4400::ac40:969b
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://lightstep.medium.systems/api/v0/reports
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2606:4700:4400::ac40:969b , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type,lightstep-access-token
Access-Control-Request-Method: POST
Origin: https://posts.teachme.codes
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

cf-ray: 8951e7dc4c936671-MAD
content-length: 0
date: Mon, 17 Jun 2024 09:10:18 GMT
server: cloudflare
vary: Accept-Encoding

POST
H3 204 rum Show response
posts.teachme.codes/cdn-cgi/ 0
143 B 45ms
44ms XHR
text/plain 162.159.152.4
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://posts.teachme.codes/cdn-cgi/rum?

Requested by

Host: static.cloudflareinsights.com
URL: https://static.cloudflareinsights.com/beacon.min.js/vcd15cbe7772f49c399c6a5babf22c1241717689176015

Protocol

Security

QUIC, , AES_128_GCM

Server

162.159.152.4 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	DENY

Request headers

sec-ch-ua: "Google Chrome";v="126", "Not:A-Brand";v="8", "Chromium";v="126"
sec-ch-ua-platform: "Win32"
Referer: https://posts.teachme.codes/
Accept-Language: es-ES,es;q=0.9;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36
content-type: application/json

Response headers

date: Mon, 17 Jun 2024 09:10:18 GMT
x-content-type-options: nosniff
server: cloudflare
vary: Origin
access-control-max-age: 86400
access-control-allow-methods: POST,OPTIONS
access-control-allow-origin: https://posts.teachme.codes
x-frame-options: DENY
access-control-allow-credentials: true
cf-ray: 8951e7dda8532f8d-MAD

GET
H3

200

1*kU2g28TwPllMdZhOFF7eoQ.png
cdn-images-1.medium.com/v2/resize:fill:128:128/
Redirect Chain

https://cdn-images-1.medium.com/fit/c/128/128/1*kU2g28TwPllMdZhOFF7eoQ.png
https://cdn-images-1.medium.com/v2/resize:fill:128:128/1*kU2g28TwPllMdZhOFF7eoQ.png

16 KB
17 KB

430ms
430ms

Other
image/png

162.159.153.4
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://cdn-images-1.medium.com/v2/resize:fill:128:128/1*kU2g28TwPllMdZhOFF7eoQ.png

Protocol

Server

162.159.153.4 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

d6f69afabec48d07aaf38587edc2ed3825e5820dc0b7371faa7e3d7f9e43ab4a

Security Headers

Name	Value
Content-Security-Policy	script-src 'none'
Strict-Transport-Security	max-age=15552000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Accept-Language: es-ES,es;q=0.9;q=0.9
Referer: https://posts.teachme.codes/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

date: Mon, 17 Jun 2024 09:10:19 GMT
content-security-policy: script-src 'none'
x-content-type-options: nosniff
cf-cache-status: HIT
strict-transport-security: max-age=15552000; includeSubDomains; preload
x-envoy-upstream-service-time: 159
content-disposition: inline; filename="1*kU2g28TwPllMdZhOFF7eoQ.png"
alt-svc: h3=":443"; ma=86400
content-length: 16760
x-request-id: 3caee582-5ac6-4c5f-9838-a46ecff9d1eb
sepia-upstream: medium
server: cloudflare
etag: "XwMNYH4h2oyItA_164WNgGIa41cTvCU2G4H9EIfTYHw/RIjkxNGRhMGRiYzRmMDNlNTk0Yzc1OTg0ZTE0NWVkZWExIg"
vary: Accept-Encoding
content-type: image/png
access-control-allow-origin: *
cache-control: public, max-age=31536000
medium-fulfilled-by: miro-v2/main-20240612-072405-4d7dcaae5b
accept-ranges: bytes
cf-ray: 8951e7deeaf3661d-MAD
expires: Tue, 17 Jun 2025 09:10:18 GMT

Redirect headers

date: Mon, 17 Jun 2024 09:10:18 GMT
strict-transport-security: max-age=15552000; includeSubDomains; preload
x-content-type-options: nosniff
cf-cache-status: EXPIRED
x-envoy-upstream-service-time: 1
alt-svc: h3=":443"; ma=86400
content-length: 0
sepia-upstream: medium
server: cloudflare
vary: Accept-Encoding
content-type: image/png
access-control-allow-origin: *
location: /v2/resize:fill:128:128/1*kU2g28TwPllMdZhOFF7eoQ.png
cache-control: public, max-age=7200
cf-ray: 8951e7dda8a3661d-MAD
expires: Mon, 17 Jun 2024 11:10:18 GMT

OPTIONS
H2 200 reports
lightstep.medium.systems/api/v0/ 0
0 53ms
52ms Preflight 2606:4700:4400::ac40:969b
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://lightstep.medium.systems/api/v0/reports
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2606:4700:4400::ac40:969b , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type,lightstep-access-token
Access-Control-Request-Method: POST
Origin: https://posts.teachme.codes
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

cf-ray: 8951e7dec96b6671-MAD
content-length: 0
date: Mon, 17 Jun 2024 09:10:18 GMT
server: cloudflare
vary: Accept-Encoding

POST reports
lightstep.medium.systems/api/v0/ 0
0

OPTIONS
H2 200 reports
lightstep.medium.systems/api/v0/ 0
0 61ms
61ms Preflight 2606:4700:4400::ac40:969b
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://lightstep.medium.systems/api/v0/reports
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2606:4700:4400::ac40:969b , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type,lightstep-access-token
Access-Control-Request-Method: POST
Origin: https://posts.teachme.codes
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

cf-ray: 8951e7e369d46671-MAD
content-length: 0
date: Mon, 17 Jun 2024 09:10:19 GMT
server: cloudflare
vary: Accept-Encoding

POST reports
lightstep.medium.systems/api/v0/ 0
0

OPTIONS
H2 200 reports
lightstep.medium.systems/api/v0/ 0
0 57ms
57ms Preflight 2606:4700:4400::ac40:969b
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://lightstep.medium.systems/api/v0/reports
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2606:4700:4400::ac40:969b , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type,lightstep-access-token
Access-Control-Request-Method: POST
Origin: https://posts.teachme.codes
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

cf-ray: 8951e7ea7f936671-MAD
content-length: 0
date: Mon, 17 Jun 2024 09:10:20 GMT
server: cloudflare
vary: Accept-Encoding

POST
H3 200 batch Show response
posts.teachme.codes/_/ 17 B
277 B 267ms
262ms XHR
application/json 162.159.152.4
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://posts.teachme.codes/_/batch

Requested by

Host: cdn-static-1.medium.com
URL: https://cdn-static-1.medium.com/_/fp/gen-js/main-base.bundle.eHkuJ5fWVIwLBcNdr6rV3g.12.js

Protocol

Security

QUIC, , AES_128_GCM

Server

162.159.152.4 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

f1ea07a1e51a389c8de07120ae5c2e432e9dd8f4fbd6f92489f185b0523a3fd4

Security Headers

Name	Value
Strict-Transport-Security	max-age=15552000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

sec-ch-ua: "Google Chrome";v="126", "Not:A-Brand";v="8", "Chromium";v="126"
X-Client-Date: 1718615421970
X-XSRF-Token: 1
Accept-Language: es-ES,es;q=0.9;q=0.9
sec-ch-ua-mobile: ?0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36
Content-Type: application/json
Accept: application/json
Referer: https://posts.teachme.codes/
X-Obvious-CID: web
sec-ch-ua-platform: "Win32"

Response headers

date: Mon, 17 Jun 2024 09:10:22 GMT
strict-transport-security: max-age=15552000; includeSubDomains; preload
x-content-type-options: nosniff
cf-cache-status: DYNAMIC
server: cloudflare
worker-missing-cookies: 0
vary: Accept-Encoding
content-type: application/json
medium-fulfilled-by: edgy/8.7.1, valencia/main-20240614-183039-1bb4f0c875
x-envoy-upstream-service-time: 93
cf-ray: 8951e7f378f82f8d-MAD
alt-svc: h3=":443"; ma=86400
content-length: 17

POST reports
lightstep.medium.systems/api/v0/ 0
0

OPTIONS
H2 200 reports
lightstep.medium.systems/api/v0/ 0
0 56ms
56ms Preflight 2606:4700:4400::ac40:969b
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://lightstep.medium.systems/api/v0/reports
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2606:4700:4400::ac40:969b , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type,lightstep-access-token
Access-Control-Request-Method: POST
Origin: https://posts.teachme.codes
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

cf-ray: 8951e7f3f9126671-MAD
content-length: 0
date: Mon, 17 Jun 2024 09:10:22 GMT
server: cloudflare
vary: Accept-Encoding

Failed requests

These URLs were requested, but there was no response received. You will also see them in the list above.

Domain: csp.medium.com
URL: https://csp.medium.com/

Domain: www.google-analytics.com
URL: https://www.google-analytics.com/j/collect?v=1&_v=j101&a=1272644827&t=pageview&_s=1&dl=https%3A%2F%2Fposts.teachme.codes%2F%3Fgi%3Dd2f823cadcec&ul=es-es&de=UTF-8&dt=TEACH%20ME%20CODES&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&_u=IEBAAEABAAAAACAAI~&jid=1512874644&gjid=1057282141&cid=1941201710.1718615417&tid=G-7JY7T788PK&_gid=1441811569.1718615417&_r=1&_slc=1&z=2037901701

Domain: lightstep.medium.systems
URL: https://lightstep.medium.systems/api/v0/reports

Domain: lightstep.medium.systems
URL: https://lightstep.medium.systems/api/v0/reports

Domain: lightstep.medium.systems
URL: https://lightstep.medium.systems/api/v0/reports

Domain: lightstep.medium.systems
URL: https://lightstep.medium.systems/api/v0/reports

Domain: lightstep.medium.systems
URL: https://lightstep.medium.systems/api/v0/reports

Domain: lightstep.medium.systems
URL: https://lightstep.medium.systems/api/v0/reports

Domain: lightstep.medium.systems
URL: https://lightstep.medium.systems/api/v0/reports

Verdicts & Comments Add Verdict or Comment

24 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.

15 Cookies

Cookies are little pieces of information stored in the browser of a user. Whenever a user visits the site again, he will also send his cookie values, thus allowing the website to re-identify him even if he changed locations. This is how permanent logins work.

Domain/Path	Expires	Name / Value
.posts.teachme.codes/	1969-12-31 23:59:59	Name: _cfuvid Value: EuKKwEK1fVxPuUO4JqiI6h8.yPACGbcIwOG4vwxXBvI-1718615415341-0.0.1.1-604800000
.medium.com/	1970-01-21 06:59:35	Name: uid Value: lo_ddbe221f4de2
.medium.com/	1970-01-21 06:59:35	Name: sid Value: 1:vchUDxTkmeqwaqCPHD/y4mYzNT+32rgRUGqqpnaaaNXxLox/7xiscJYqYS1unpI5
posts.teachme.codes/	1970-01-21 06:59:35	Name: uid Value: lo_ddbe221f4de2
posts.teachme.codes/	1970-01-21 06:59:35	Name: sid Value: 1:keNbWi/5HQw431ICcrw1aDwIuahwoCvvTyTWeWC1m5UvLFvqTZ2VJCrpPtK+mfsh
posts.teachme.codes/	1970-01-20 21:33:40	Name: lightstep_guid/medium-web Value: 7216ae8e457149c1
posts.teachme.codes/	1970-01-20 21:33:40	Name: lightstep_session_id Value: 78958c9f8679ad76
posts.teachme.codes/	1970-01-20 21:33:40	Name: sz Value: 1600
posts.teachme.codes/	1970-01-20 21:33:40	Name: pr Value: 1
posts.teachme.codes/	1970-01-20 21:33:40	Name: tz Value: -60
.teachme.codes/	1970-01-21 06:59:35	Name: _ga Value: GA1.2.1941201710.1718615417
.teachme.codes/	1970-01-20 21:25:01	Name: _gid Value: GA1.2.1441811569.1718615417
.teachme.codes/	1970-01-20 21:23:35	Name: _gat Value: 1
.medium.com/	1969-12-31 23:59:59	Name: _cfuvid Value: ggMsikzY3C5KD0glTfRCekKchNx7pDm.ZNr1DleHXfY-1718615417162-0.0.1.1-604800000
.app.link/	1970-01-21 06:09:11	Name: _s Value: 8PH9t%2FR7TS4xTBVQ%2FzLfofbi8emXm0OckTTJCkAiWrl%2Bvw7xKofXV63XM9PJuHCF

16 Console Messages

A page may trigger messages to the console to be logged. These are often error messages about being unable to load a resource or execute a piece of JavaScript. Sometimes they also provide insight into the technology behind a website.

Source	Level	URL Text
security	warning	URL: https://posts.teachme.codes/?gi=d2f823cadcec Message: document.domain mutation is ignored because the surrounding agent cluster is origin-keyed.
security	error	URL: https://www.google-analytics.com/analytics.js(Line 35) Message: Refused to connect to 'https://www.google-analytics.com/j/collect?v=1&_v=j101&a=1272644827&t=pageview&_s=1&dl=https%3A%2F%2Fposts.teachme.codes%2F%3Fgi%3Dd2f823cadcec&ul=es-es&de=UTF-8&dt=TEACH%20ME%20CODES&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&_u=IEBAAEABAAAAACAAI~&jid=1512874644&gjid=1057282141&cid=1941201710.1718615417&tid=G-7JY7T788PK&_gid=1441811569.1718615417&_r=1&_slc=1&z=2037901701' because it violates the following Content Security Policy directive: "connect-src https://localhost https://.instapaper.com https://.stripe.com https://glyph.medium.com https://.paypal.com https://.braintree-api.com https://.braintreegateway.com https://accounts.google.com https://getpocket.com https://posts.teachme.codes https://.posts.teachme.codes https://.medium.com https://medium.com https://.medium.com https://.algolia.net https://cdn-static-1.medium.com https://dnqgz544uhbo8.cloudfront.net https://cdn-videos-1.medium.com https://cdn-audio-1.medium.com https://lightstep.medium.systems https://.branch.io 'self'".
javascript	error	URL: https://posts.teachme.codes/ Message: Access to XMLHttpRequest at 'https://lightstep.medium.systems/api/v0/reports' from origin 'https://posts.teachme.codes' has been blocked by CORS policy: Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present on the requested resource.
network	error	URL: https://lightstep.medium.systems/api/v0/reports Message: Failed to load resource: net::ERR_FAILED
javascript	error	URL: https://posts.teachme.codes/ Message: Access to XMLHttpRequest at 'https://lightstep.medium.systems/api/v0/reports' from origin 'https://posts.teachme.codes' has been blocked by CORS policy: Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present on the requested resource.
network	error	URL: https://lightstep.medium.systems/api/v0/reports Message: Failed to load resource: net::ERR_FAILED
javascript	error	URL: https://posts.teachme.codes/ Message: Access to XMLHttpRequest at 'https://lightstep.medium.systems/api/v0/reports' from origin 'https://posts.teachme.codes' has been blocked by CORS policy: Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present on the requested resource.
network	error	URL: https://lightstep.medium.systems/api/v0/reports Message: Failed to load resource: net::ERR_FAILED
javascript	error	URL: https://posts.teachme.codes/ Message: Access to XMLHttpRequest at 'https://lightstep.medium.systems/api/v0/reports' from origin 'https://posts.teachme.codes' has been blocked by CORS policy: Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present on the requested resource.
network	error	URL: https://lightstep.medium.systems/api/v0/reports Message: Failed to load resource: net::ERR_FAILED
javascript	error	URL: https://posts.teachme.codes/ Message: Access to XMLHttpRequest at 'https://lightstep.medium.systems/api/v0/reports' from origin 'https://posts.teachme.codes' has been blocked by CORS policy: Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present on the requested resource.
network	error	URL: https://lightstep.medium.systems/api/v0/reports Message: Failed to load resource: net::ERR_FAILED
javascript	error	URL: https://posts.teachme.codes/ Message: Access to XMLHttpRequest at 'https://lightstep.medium.systems/api/v0/reports' from origin 'https://posts.teachme.codes' has been blocked by CORS policy: Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present on the requested resource.
network	error	URL: https://lightstep.medium.systems/api/v0/reports Message: Failed to load resource: net::ERR_FAILED
javascript	error	URL: https://posts.teachme.codes/ Message: Access to XMLHttpRequest at 'https://lightstep.medium.systems/api/v0/reports' from origin 'https://posts.teachme.codes' has been blocked by CORS policy: Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present on the requested resource.
network	error	URL: https://lightstep.medium.systems/api/v0/reports Message: Failed to load resource: net::ERR_FAILED

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	default-src 'self'; connect-src https://localhost https://.instapaper.com https://.stripe.com https://glyph.medium.com https://.paypal.com https://.braintree-api.com https://.braintreegateway.com https://accounts.google.com https://getpocket.com https://posts.teachme.codes https://.posts.teachme.codes https://.medium.com https://medium.com https://.medium.com https://.algolia.net https://cdn-static-1.medium.com https://dnqgz544uhbo8.cloudfront.net https://cdn-videos-1.medium.com https://cdn-audio-1.medium.com https://lightstep.medium.systems https://.branch.io 'self'; font-src data: https://.amazonaws.com https://.medium.com https://glyph.medium.com https://glyph-sandbox.medium.sh https://medium.com https://.gstatic.com https://dnqgz544uhbo8.cloudfront.net https://cdn-static-1.medium.com 'self'; frame-src chromenull: https: webviewprogressproxy: blob: medium: 'self'; img-src blob: data: https: 'self'; media-src https://.cdn.vine.co https://d1fcbxp97j4nb2.cloudfront.net https://d262ilb51hltx0.cloudfront.net https://*.medium.com https://gomiro.medium.com https://miro.medium.com https://pbs.twimg.com 'self' blob:; object-src 'self'; script-src 'unsafe-eval' 'unsafe-inline' about: https: 'self'; style-src 'unsafe-inline' data: https: 'self'; report-uri https://csp.medium.com
Strict-Transport-Security	max-age=15552000; includeSubDomains; preload
X-Content-Type-Options	nosniff
X-Frame-Options	sameorigin
X-Xss-Protection	1; mode=block

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
cdn-images-1.medium.com
cdn-static-1.medium.com
cdn.branch.io
csp.medium.com
glyph.medium.com
lightstep.medium.systems
medium.com
posts.teachme.codes
static.cloudflareinsights.com
www.google-analytics.com
csp.medium.com
lightstep.medium.systems
www.google-analytics.com
108.138.26.116
162.159.152.4
162.159.153.4
2600:9000:223d:9600:19:9934:6a80:93a1
2600:9000:2491:600:11:f728:3040:93a1
2606:4700:4400::ac40:969b
2606:4700:7::a29f:9804
2606:4700:7::a29f:9904
2606:4700::6810:5049
2a00:1450:4001:828::200e
0216ead9c4827fb0f05a6cf63ed27076fd8467549aaee82777560bda83079acd
126bd85a3fee97f36b1586e7fd8dbf8940ac4eec370ba2eb7ae075f1b9f06fc5
1ca820b9aa7681184130d09157ea679d1d31390bee2af294c088f6dcaa24923b
298fb23c1d503ec7f8a6814ac4830b288ff9b13ee8d75a9f22afcae14d4dbe0b
2f4a8e87822c959cfd11a9dd0f4e79d9e10324401ceaba7209be87289b6e3a4f
46259572effe2f57ee56ee9371ee366a119d5442e9965fd4943bdffb3da9a25e
53813063bbdeae40c2a1d7086d73ee0ae8ffb6c92d7856ca93006566ba877651
60cfeb90633eee30c0aca056b9b93a4dd0f1e8c9fcf26fb58045f41c6d83d09a
6d06781abe6f5b224fbe8567c2636b3287a0ae97b6b330be752ad1c321d807d2
71cc4bdc0fc1e981c1e479110eeddb23a9a1766df69afb0cc10a3ab810c634f9
71ceb3a8db5f774e8fe7c709f79632d4f7b12df4e662ff9097b219a45900252c
7661f4b9a03bc55e105bf543f8c8b5669c25ab1b5eb8d3e0b6ea260bc2409bc8
7d44ad09537a9363926fbb88910f0c9beb41cdfa706bbb16d86180ca0eeb889b
7f74e05dc550d1b8f80c7cd739a631b0e668dbee23d9696a5907cd5f241b00cc
8a18d13015336bc184819a5a768447462202ef3105ec511bf42ed8304a7ed94f
90e7944e2a0f8acbc985dd6b34acad93dc985a58687450533b00665b53d3772e
913d85ba130d37c268f7b966d63826301e42f3ca087e078aa1e4a31d283ec3a9
99bfdaf4da12a8613dcb443d7a43b2a0bf640a9abc6462a60a6aa4c9379e96a0
a7308f36363fb1faa04c40e6b51a9eab2255f8f233172395c5ee5ac3280e8183
a82dc28d43942326b346f92907df3bea5e38b2325ef97176f3b6234966bf19eb
a83a1b6671e035a72d4a951a0a2e983c00f232404b82c66c861cbf99f6526ce7
b629b3ef3382d23c6596319ea7c04a3fedccd34ee882463cb84bc4a369234942
bf7299d43a87fa174a34a2dc42c8aa72c3766415a0c11b956051995ea774c666
ca8709c493f575181eb2903786ce8717534cf81f883db7e767edc3f9c02815ff
ca93554dab643858a933644424272ff7c379c91caf588fee52c862882453dad5
d3ed926574d5a73ace123e5e84ab29a513b7160d4f0d813f3170a93e0b3a1caf
d5d7947aa3e6131478a97f06e72913cb7b9e19161e03502ad1de3eb67f447213
d6f69afabec48d07aaf38587edc2ed3825e5820dc0b7371faa7e3d7f9e43ab4a
d8c436394846ea20127a8db032f848015d4d239789429b7e0202609089b5525a
da878d908a66513c08e627a71724cf253a3d167a5516ce8379e342a96177b9d0
de25a299606d9c4f558680367d19cd83a9b7f7e846c20fd5a0387a9b57475c72
de36e50194320a7d3ef1ace9bd34a875a8bd458b253c061979dd628e9bf49afd
e2be45fe7a399b7cd926a3daf4d472a60b61eefe3e9c19a68cd0acc2e4b3d991
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
f1ea07a1e51a389c8de07120ae5c2e432e9dd8f4fbd6f92489f185b0523a3fd4
f3090ff75c282a48621b909499295ce66791cfb2d477210fa1ba0f46f12c3de8

posts.teachme.codes Open in urlscan Pro 162.159.152.4 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

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Page URL History Show full URLs

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Page Statistics

50 Requests

48 %HTTPS

70 %IPv6

7 Domains

12 Subdomains

11 IPs

3 Countries

4098 kBTransfer

6326 kBSize

15 Cookies

10 Outgoing links

Page URL History

Redirected requests

50 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 3 data transactions

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posts.teachme.codes Open in urlscan Pro
162.159.152.4 Public Scan

Screenshot
Live screenshot

Full Image

50
Requests

48 %
HTTPS

70 %
IPv6

7
Domains

12
Subdomains

11
IPs

3
Countries

4098 kB
Transfer

6326 kB
Size

15
Cookies

50 HTTP transactions
3 data transactions