URL: https://blog.readwise.io/why-were-bootstrapping-readwise/
Submission: On March 30 via automatic, source hackernews

Summary

This website contacted 7 IPs in 2 countries across 7 domains to perform 19 HTTP transactions. The main IP is 2606:4700:30::681b:8584, located in United States and belongs to CLOUDFLARENET - Cloudflare, Inc., US. The main domain is blog.readwise.io.
TLS certificate: Issued by COMODO ECC Domain Validation Secure S... on February 14th 2019. Valid for: 6 months.
This is the only time blog.readwise.io was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
5 2606:4700:30:... 13335 (CLOUDFLAR...)
2 2a00:1450:400... 15169 (GOOGLE)
1 2a00:1450:400... 15169 (GOOGLE)
5 2a00:1450:400... 15169 (GOOGLE)
2 2a00:1450:400... 15169 (GOOGLE)
2 2a03:2880:f01... 32934 (FACEBOOK)
2 2a03:2880:f11... 32934 (FACEBOOK)
19 7
Domain Requested by
5 fonts.gstatic.com blog.readwise.io
5 blog.readwise.io blog.readwise.io
2 www.facebook.com blog.readwise.io
connect.facebook.net
2 connect.facebook.net blog.readwise.io
connect.facebook.net
2 www.google-analytics.com www.googletagmanager.com
blog.readwise.io
2 www.googletagmanager.com blog.readwise.io
1 ajax.googleapis.com blog.readwise.io
19 7
Subject Issuer Validity Valid
sni138453.cloudflaressl.com
COMODO ECC Domain Validation Secure Server CA 2
2019-02-14 -
2019-08-23
6 months crt.sh
*.google-analytics.com
Google Internet Authority G3
2019-03-01 -
2019-05-24
3 months crt.sh
*.googleapis.com
Google Internet Authority G3
2019-03-01 -
2019-05-24
3 months crt.sh
*.google.com
Google Internet Authority G3
2019-03-01 -
2019-05-24
3 months crt.sh
*.facebook.com
DigiCert SHA2 High Assurance Server CA
2019-03-08 -
2019-06-06
3 months crt.sh

This page contains 2 frames:

Primary Page: https://blog.readwise.io/why-were-bootstrapping-readwise/
Frame ID: E9B4CA587C9ECA65BE80830F134B69CF
Requests: 18 HTTP requests in this frame

Frame: https://www.facebook.com/tr/
Frame ID: D1820E04FD1544F3102988D1C202D320
Requests: 1 HTTP requests in this frame

Screenshot


Detected technologies

Overall confidence: 100%
Detected patterns
  • meta generator /Ghost(?:\s([\d.]+))?/i

Overall confidence: 100%
Detected patterns
  • meta generator /Ghost(?:\s([\d.]+))?/i

Overall confidence: 100%
Detected patterns
  • headers server /cloudflare/i

Overall confidence: 100%
Detected patterns
  • script /\/\/connect\.facebook\.net\/[^\/]*\/[a-z]*\.js/i

Overall confidence: 100%
Detected patterns
  • script /google-analytics\.com\/(?:ga|urchin|(analytics))\.js/i
  • env /^gaGlobal$/i

Overall confidence: 100%
Detected patterns
  • env /^google_tag_manager$/i

Overall confidence: 100%
Detected patterns
  • script /\/([\d.]+)\/jquery(?:\.min)?\.js/i
  • script /jquery.*\.js/i
  • env /^jQuery$/i

Page Statistics

19
Requests

100 %
HTTPS

100 %
IPv6

7
Domains

7
Subdomains

7
IPs

2
Countries

295 kB
Transfer

778 kB
Size

5
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

19 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
blog.readwise.io/why-were-bootstrapping-readwise/
18 KB
6 KB
Document
General
Full URL
https://blog.readwise.io/why-were-bootstrapping-readwise/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:30::681b:8584 , United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare / Express
Resource Hash
7c2d9c6eb0ee54317fce71e8a463c9e5a68e2a22c80eafb9927af546fd9cbb30

Request headers

:method
GET
:authority
blog.readwise.io
:scheme
https
:path
/why-were-bootstrapping-readwise/
pragma
no-cache
cache-control
no-cache
upgrade-insecure-requests
1
user-agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
accept
text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8
accept-encoding
gzip, deflate, br
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

status
200
date
Sat, 30 Mar 2019 17:42:51 GMT
content-type
text/html; charset=utf-8
set-cookie
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x-powered-by
Express
cache-control
public, max-age=0
vary
Accept-Encoding
via
1.1 vegur
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
server
cloudflare
cf-ray
4bfbe1e67ddbc2f6-FRA
content-encoding
br
style.css
blog.readwise.io/assets/css/
72 KB
19 KB
Stylesheet
General
Full URL
https://blog.readwise.io/assets/css/style.css?v=84bc92e7cd
Requested by
Host: blog.readwise.io
URL: https://blog.readwise.io/why-were-bootstrapping-readwise/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:30::681b:8584 , United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare / Express
Resource Hash
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Request headers

:path
/assets/css/style.css?v=84bc92e7cd
pragma
no-cache
cookie
__cfduid=de3f72b8943edb75ec66fe23d9e8d97fa1553967770
accept-encoding
gzip, deflate, br
user-agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
accept
text/css,*/*;q=0.1
cache-control
no-cache
:authority
blog.readwise.io
referer
https://blog.readwise.io/why-were-bootstrapping-readwise/
:scheme
https
:method
GET
Referer
https://blog.readwise.io/why-were-bootstrapping-readwise/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

cf-ray
4bfbe1e9eb07c2f6-FRA
date
Sat, 30 Mar 2019 17:42:51 GMT
via
1.1 vegur
etag
W/"1204c-164c9844fe8"
cf-cache-status
MISS
last-modified
Mon, 23 Jul 2018 23:40:49 GMT
server
cloudflare
x-powered-by
Express
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
text/css; charset=UTF-8
status
200
cache-control
public, max-age=31536000
content-encoding
br
expires
Sun, 29 Mar 2020 17:42:51 GMT
ghost-sdk.min.js
blog.readwise.io/public/
752 B
585 B
Script
General
Full URL
https://blog.readwise.io/public/ghost-sdk.min.js?v=84bc92e7cd
Requested by
Host: blog.readwise.io
URL: https://blog.readwise.io/why-were-bootstrapping-readwise/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:30::681b:8584 , United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare / Express
Resource Hash
d8c520b128df5c8efe309933496e63535b973bab4bc8ee486b2db0789f839dbc

Request headers

:path
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pragma
no-cache
cookie
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accept
*/*
cache-control
no-cache
:authority
blog.readwise.io
referer
https://blog.readwise.io/why-were-bootstrapping-readwise/
:scheme
https
:method
GET
Referer
https://blog.readwise.io/why-were-bootstrapping-readwise/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

cf-ray
4bfbe1e9eb08c2f6-FRA
date
Sat, 30 Mar 2019 17:42:51 GMT
via
1.1 vegur
etag
W/"c7cd040914a97708d8959fa397efb8f4"
cf-cache-status
MISS
server
cloudflare
x-powered-by
Express
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
application/javascript
status
200
cache-control
public, max-age=31536000
content-encoding
br
expires
Sun, 29 Mar 2020 17:42:51 GMT
js
www.googletagmanager.com/gtag/
63 KB
25 KB
Script
General
Full URL
https://www.googletagmanager.com/gtag/js?id=UA-109132095-2
Requested by
Host: blog.readwise.io
URL: https://blog.readwise.io/why-were-bootstrapping-readwise/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
2a00:1450:4001:820::2008 , Ireland, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
Google Tag Manager (scaffolding) /
Resource Hash
24fcfcdab8c552658f339997291b83aad1e4769bd7d2d4df4dfa68f01a8ceffd
Security Headers
Name Value
X-Xss-Protection 0

Request headers

Referer
https://blog.readwise.io/why-were-bootstrapping-readwise/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

date
Sat, 30 Mar 2019 17:42:51 GMT
content-encoding
br
last-modified
Fri, 29 Mar 2019 21:08:48 GMT
server
Google Tag Manager (scaffolding)
access-control-allow-origin
http://www.googletagmanager.com
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
status
200
alt-svc
quic=":443"; ma=2592000; v="46,44,43,39"
cache-control
private, max-age=900
access-control-allow-credentials
true
access-control-allow-headers
Cache-Control
content-length
24779
x-xss-protection
0
expires
Sat, 30 Mar 2019 17:42:51 GMT
jquery.min.js
ajax.googleapis.com/ajax/libs/jquery/3.3.1/
85 KB
30 KB
Script
General
Full URL
https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js
Requested by
Host: blog.readwise.io
URL: https://blog.readwise.io/why-were-bootstrapping-readwise/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
2a00:1450:4001:821::200a , Ireland, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
sffe /
Resource Hash
160a426ff2894252cd7cebbdd6d6b7da8fcd319c65b70468f10b6690c45d02ef
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://blog.readwise.io/why-were-bootstrapping-readwise/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

date
Sat, 09 Mar 2019 23:31:01 GMT
content-encoding
gzip
x-content-type-options
nosniff
age
1793510
status
200
alt-svc
quic=":443"; ma=2592000; v="46,44,43,39"
content-length
30399
x-xss-protection
1; mode=block
last-modified
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server
sffe
vary
Accept-Encoding
content-type
text/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
public, max-age=31536000, stale-while-revalidate=2592000
accept-ranges
bytes
timing-allow-origin
*
expires
Sun, 08 Mar 2020 23:31:01 GMT
script.js
blog.readwise.io/assets/js/
157 KB
54 KB
Script
General
Full URL
https://blog.readwise.io/assets/js/script.js?v=84bc92e7cd
Requested by
Host: blog.readwise.io
URL: https://blog.readwise.io/why-were-bootstrapping-readwise/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:30::681b:8584 , United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare / Express
Resource Hash
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Request headers

:path
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pragma
no-cache
cookie
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accept
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cache-control
no-cache
:authority
blog.readwise.io
referer
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:scheme
https
:method
GET
Referer
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User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

cf-ray
4bfbe1e9eb09c2f6-FRA
date
Sat, 30 Mar 2019 17:42:51 GMT
via
1.1 vegur
etag
W/"274cc-164c9844fe8"
cf-cache-status
MISS
last-modified
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server
cloudflare
x-powered-by
Express
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
status
200
cache-control
public, max-age=31536000
content-encoding
br
expires
Sun, 29 Mar 2020 17:42:51 GMT
gtm.js
www.googletagmanager.com/
44 KB
17 KB
Script
General
Full URL
https://www.googletagmanager.com/gtm.js?id=GTM-5XMQFPT
Requested by
Host: blog.readwise.io
URL: https://blog.readwise.io/why-were-bootstrapping-readwise/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
2a00:1450:4001:820::2008 , Ireland, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
Google Tag Manager (scaffolding) /
Resource Hash
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Security Headers
Name Value
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Request headers

Referer
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User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

date
Sat, 30 Mar 2019 17:42:51 GMT
content-encoding
br
last-modified
Fri, 29 Mar 2019 21:08:48 GMT
server
Google Tag Manager (scaffolding)
access-control-allow-origin
http://www.googletagmanager.com
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
status
200
alt-svc
quic=":443"; ma=2592000; v="46,44,43,39"
cache-control
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access-control-allow-credentials
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access-control-allow-headers
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content-length
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x-xss-protection
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expires
Sat, 30 Mar 2019 17:42:51 GMT
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Font
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Full URL
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Requested by
Host: blog.readwise.io
URL: https://blog.readwise.io/why-were-bootstrapping-readwise/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
2a00:1450:4001:809::2003 , Ireland, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
sffe /
Resource Hash
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Security Headers
Name Value
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Request headers

User-Agent
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Referer
https://blog.readwise.io/assets/css/style.css?v=84bc92e7cd
Origin
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Response headers

date
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x-content-type-options
nosniff
last-modified
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server
sffe
age
1801650
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expires
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icons.woff2
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3 KB
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Font
General
Full URL
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Requested by
Host: blog.readwise.io
URL: https://blog.readwise.io/why-were-bootstrapping-readwise/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:30::681b:8584 , United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
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Resource Hash
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Request headers

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cookie
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accept
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cache-control
no-cache
:authority
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referer
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:scheme
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:method
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User-Agent
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Referer
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Response headers

date
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via
1.1 vegur
cf-cache-status
MISS
x-powered-by
Express
status
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content-length
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last-modified
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server
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etag
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expect-ct
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content-type
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cache-control
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expires
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Font
General
Full URL
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Requested by
Host: blog.readwise.io
URL: https://blog.readwise.io/why-were-bootstrapping-readwise/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
2a00:1450:4001:809::2003 , Ireland, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
sffe /
Resource Hash
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Security Headers
Name Value
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Request headers

User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
Referer
https://blog.readwise.io/assets/css/style.css?v=84bc92e7cd
Origin
https://blog.readwise.io

Response headers

date
Sat, 09 Mar 2019 03:25:25 GMT
x-content-type-options
nosniff
last-modified
Tue, 19 Aug 2014 16:56:27 GMT
server
sffe
age
1865846
content-type
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status
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alt-svc
quic=":443"; ma=2592000; v="46,44,43,39"
cache-control
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accept-ranges
bytes
timing-allow-origin
*
access-control-allow-origin
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content-length
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x-xss-protection
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expires
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Full URL
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Requested by
Host: blog.readwise.io
URL: https://blog.readwise.io/why-were-bootstrapping-readwise/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
2a00:1450:4001:809::2003 , Ireland, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
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Verdicts & Comments Add Verdict or Comment

21 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| onselectstart object| onselectionchange function| queueMicrotask object| ghost function| gtag object| dataLayer object| google_tag_manager function| $ function| jQuery string| GoogleAnalyticsObject function| ga function| fbq function| _fbq object| google_tag_data object| gaplugins object| gaGlobal object| gaData object| hljs object| jQuery111307285335133469872 object| NProgress object| __core-js_shared__

5 Cookies

Domain/Path Name / Value
.readwise.io/ Name: _fbp
Value: fb.1.1553967771887.1841369455
.readwise.io/ Name: _gid
Value: GA1.2.1700483962.1553967772
.readwise.io/ Name: _ga
Value: GA1.2.943418689.1553967772
.readwise.io/ Name: _gat_gtag_UA_109132095_2
Value: 1
.readwise.io/ Name: __cfduid
Value: de3f72b8943edb75ec66fe23d9e8d97fa1553967770

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.

ajax.googleapis.com
blog.readwise.io
connect.facebook.net
fonts.gstatic.com
www.facebook.com
www.google-analytics.com
www.googletagmanager.com
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