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engineering.fb.com Open in urlscan Pro
2a04:fa87:fffd::c000:4210  Public Scan

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URL: https://engineering.fb.com/
Submission: On June 22 via manual from CA — Scanned from CA
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 17 IPs in 2 countries across 14 domains to perform 59 HTTP transactions. The main IP is 2a04:fa87:fffd::c000:4210, located in Ireland and belongs to AUTOMATTIC, US. The main domain is engineering.fb.com. The Cisco Umbrella rank of the primary domain is 748958.
TLS certificate: Issued by DigiCert SHA2 High Assurance Server CA on January 4th 2022. Valid for: a year.
This is the only time engineering.fb.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

34    2a04:fa87:fffd::c000:4210 (Ireland)

ASN2635 (AUTOMATTIC, US)
engineering.fb.com
1    2607:f8b0:4006:81f::200e (New York, United States)

ASN15169 (GOOGLE, US)
www.googleoptimize.com
2    192.0.76.3 (San Francisco, United States)

ASN2635 (AUTOMATTIC, US)
stats.wp.com
pixel.wp.com
2    2607:f8b0:4006:80c::2008 (New York, United States)

ASN15169 (GOOGLE, US)
www.googletagmanager.com
1    146.75.32.157 (Ashburn, United States)

ASN54113 (FASTLY, US)
static.ads-twitter.com
4    2a03:2880:f012:8:face:b00c:0:1 (Secaucus, United States)

ASN32934 (FACEBOOK, US)
connect.facebook.net
1    104.244.42.133 (United States)

ASN13414 (TWITTER, US)
t.co
1    104.244.42.67 (United States)

ASN13414 (TWITTER, US)
analytics.twitter.com
1    13.225.214.48 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-13-225-214-48.ewr50.r.cloudfront.net
static.hotjar.com
4    2607:f8b0:4006:822::200e (New York, United States)

ASN15169 (GOOGLE, US)
www.google-analytics.com
2    2a03:2880:f112:83:face:b00c:0:25de (Secaucus, United States)

ASN32934 (FACEBOOK, US)
www.facebook.com
1    54.230.163.70 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-54-230-163-70.ewr53.r.cloudfront.net
script.hotjar.com
1    13.225.214.66 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-13-225-214-66.ewr50.r.cloudfront.net
vars.hotjar.com
1    52.215.128.203 (Dublin, Ireland)

ASN16509 (AMAZON-02, US)
PTR: ec2-52-215-128-203.eu-west-1.compute.amazonaws.com
in.hotjar.com
1    2607:f8b0:4004:c09::9b (Ashburn, United States)

ASN15169 (GOOGLE, US)
stats.g.doubleclick.net
1    2607:f8b0:4006:80b::2004 (New York, United States)

ASN15169 (GOOGLE, US)
www.google.com
1    2607:f8b0:4006:80c::2003 (New York, United States)

ASN15169 (GOOGLE, US)
www.google.ca
Apex Domain
Subdomains		 Transfer
34 fb.com
engineering.fb.com — Cisco Umbrella Rank: 748958
1008 KB
4 google-analytics.com
www.google-analytics.com — Cisco Umbrella Rank: 49
20 KB
4 hotjar.com
static.hotjar.com — Cisco Umbrella Rank: 627
script.hotjar.com — Cisco Umbrella Rank: 904
vars.hotjar.com — Cisco Umbrella Rank: 917
in.hotjar.com — Cisco Umbrella Rank: 1509
67 KB
4 facebook.net
connect.facebook.net — Cisco Umbrella Rank: 155
197 KB
2 facebook.com
www.facebook.com — Cisco Umbrella Rank: 96
427 B
2 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 89
132 KB
2 wp.com
stats.wp.com — Cisco Umbrella Rank: 2694
pixel.wp.com — Cisco Umbrella Rank: 2487
3 KB
1 google.ca
www.google.ca — Cisco Umbrella Rank: 7301
501 B
1 google.com
www.google.com — Cisco Umbrella Rank: 8
501 B
1 doubleclick.net
stats.g.doubleclick.net — Cisco Umbrella Rank: 119
444 B
1 twitter.com
analytics.twitter.com — Cisco Umbrella Rank: 516
355 B
1 t.co
t.co — Cisco Umbrella Rank: 455
337 B
1 ads-twitter.com
static.ads-twitter.com — Cisco Umbrella Rank: 632
14 KB
1 googleoptimize.com
www.googleoptimize.com — Cisco Umbrella Rank: 1355
37 KB
59 14
Domain Requested by
34 engineering.fb.com engineering.fb.com
4 www.google-analytics.com www.googletagmanager.com
www.google-analytics.com
4 connect.facebook.net engineering.fb.com
connect.facebook.net
2 www.facebook.com engineering.fb.com
2 www.googletagmanager.com engineering.fb.com
www.googletagmanager.com
1 www.google.ca
1 www.google.com
1 stats.g.doubleclick.net www.google-analytics.com
1 in.hotjar.com script.hotjar.com
1 vars.hotjar.com static.hotjar.com
1 script.hotjar.com static.hotjar.com
1 static.hotjar.com www.googletagmanager.com
1 analytics.twitter.com engineering.fb.com
1 t.co engineering.fb.com
1 pixel.wp.com engineering.fb.com
1 static.ads-twitter.com engineering.fb.com
1 stats.wp.com engineering.fb.com
1 www.googleoptimize.com engineering.fb.com
59 18
Subject Issuer Validity Valid
engineering.fb.com
DigiCert SHA2 High Assurance Server CA		 2022-01-04 -
2023-01-04		 a year crt.sh
*.google-analytics.com
GTS CA 1C3		 2022-06-06 -
2022-08-29		 3 months crt.sh
*.wp.com
Sectigo RSA Domain Validation Secure Server CA		 2022-06-11 -
2023-07-12		 a year crt.sh
ads-twitter.com
DigiCert TLS RSA SHA256 2020 CA1		 2021-07-21 -
2022-07-26		 a year crt.sh
*.facebook.com
DigiCert SHA2 High Assurance Server CA		 2022-04-01 -
2022-06-30		 3 months crt.sh
t.co
DigiCert TLS RSA SHA256 2020 CA1		 2022-02-22 -
2023-02-22		 a year crt.sh
*.twitter.com
DigiCert TLS RSA SHA256 2020 CA1		 2022-02-22 -
2023-02-22		 a year crt.sh
*.hotjar.com
Amazon		 2021-11-25 -
2022-12-23		 a year crt.sh
*.g.doubleclick.net
GTS CA 1C3		 2022-06-06 -
2022-08-29		 3 months crt.sh
www.google.com
GTS CA 1C3		 2022-06-06 -
2022-08-29		 3 months crt.sh
*.google.ca
GTS CA 1C3		 2022-06-06 -
2022-08-29		 3 months crt.sh

This page contains 3 frames:

Primary Page: https://engineering.fb.com/
Frame ID: 43058F6D40CD26B9AF9C63CBFC215A1D
Requests: 57 HTTP requests in this frame

Frame: https://vars.hotjar.com/box-63c3a81830bf549dafe40b369003f751.html
Frame ID: 4BBE346962A3C75BD3C3BA12F59DECF3
Requests: 1 HTTP requests in this frame

Frame: https://www.facebook.com/tr/
Frame ID: E8C7B757576E95A06107920528BD745B
Requests: 1 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

Engineering at Meta

Detected technologies

Overall confidence: 100%
Detected patterns
  • /wp-(?:content|includes)/
Overall confidence: 100%
Detected patterns
  • //connect\.facebook\.([a-z]+)/[^/]*/[a-z]*\.js
Overall confidence: 100%
Detected patterns
  • google-analytics\.com/(?:ga|urchin|analytics)\.js
Overall confidence: 100%
Detected patterns
  • googleoptimize\.com/optimize\.js
Overall confidence: 100%
Detected patterns
  • <!-- (?:End )?Google Tag Manager -->
  • googletagmanager\.com/gtm\.js
  • googletagmanager\.com/gtag/js
Overall confidence: 100%
Detected patterns
  • //static\.hotjar\.com/

Page Statistics

59
Requests

100 %
HTTPS

53 %
IPv6

14
Domains

18
Subdomains

17
IPs

2
Countries

1481 kB
Transfer

3363 kB
Size

14
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

59 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request /
engineering.fb.com/ 		65 KB
13 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://engineering.fb.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a04:fa87:fffd::c000:4210 , Ireland, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx / WordPress VIP <https://wpvip.com>
Resource Hash
c0b0e942936e0ccff0ee17fafc8ffbcfe8fc6b8904e37aa0020fdc4bf55161b6
Security Headers
Name Value
Strict-Transport-Security max-age=31536000;includeSubdomains;preload

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36
accept-language
en-CA,en;q=0.9

Response headers

accept-ranges
bytes
age
172
cache-control
max-age=300, must-revalidate
content-encoding
gzip
content-length
12918
content-type
text/html; charset=UTF-8
date
Wed, 22 Jun 2022 20:50:00 GMT
host-header
a9130478a60e5f9135f765b23f26593b
link
<https://engineering.fb.com/wp-json/>; rel="https://api.w.org/" <https://wp.me/a0Lhq>; rel=shortlink
server
nginx
strict-transport-security
max-age=31536000;includeSubdomains;preload
vary
Accept-Encoding
x-cache
hit
x-hacker
If you're reading this, you should visit wpvip.com/careers and apply to join the fun, mention this header.
x-powered-by
WordPress VIP <https://wpvip.com>
x-rq
yyz1 0 4 9980
optimize.js
www.googleoptimize.com/ 		95 KB
37 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.googleoptimize.com/optimize.js?id=OPT-TPNDQC5
Requested by
Host: engineering.fb.com
URL: https://engineering.fb.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2607:f8b0:4006:81f::200e New York, United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Tag Manager /
Resource Hash
339b08db3654539f33f46beaf1615da31ba013bd3be40d9389b9436576345dbd
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

accept-language
en-CA,en;q=0.9
Referer
https://engineering.fb.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Wed, 22 Jun 2022 20:50:00 GMT
content-encoding
br
vary
Accept-Encoding
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
37755
x-xss-protection
0
last-modified
Wed, 22 Jun 2022 19:01:42 GMT
server
Google Tag Manager
strict-transport-security
max-age=31536000; includeSubDomains
content-type
application/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
private, max-age=900
access-control-allow-credentials
true
access-control-allow-headers
Cache-Control
expires
Wed, 22 Jun 2022 20:50:00 GMT
/
engineering.fb.com/_static/ 		102 KB
14 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://engineering.fb.com/_static/??-eJyNj9EOwjAIRX/IisZqfDF+S0fJRGnXFBbTv3fOLNnefLzAAQ68i+OMMkZSQFWIrAadDPhywl0NtYFaE9onzvtpYAdr4qmQKHIgoUTZNqFIaFSdUB+w/YdPvXXeQDhkm0+MrsjYc1ZQChUfQBLUGEul5f+vSJ3KRtGVQU3dz2g20WXtPd2Ol7O/Hrw/+Q83gWL7
Requested by
Host: engineering.fb.com
URL: https://engineering.fb.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a04:fa87:fffd::c000:4210 , Ireland, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
9125f042767f2d40744a6b3d4b4b668d8c3a5576a36c11d59211e649d9953a24
Security Headers
Name Value
Strict-Transport-Security max-age=31536000;includeSubdomains;preload

Request headers

accept-language
en-CA,en;q=0.9
Referer
https://engineering.fb.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Wed, 22 Jun 2022 20:50:00 GMT
x-rq
yyz1 0 4 9980
last-modified
Thu, 09 Jun 2022 19:53:54 GMT
server
nginx
age
1124476
vary
Accept-Encoding
x-cache
hit
content-type
text/css;charset=utf-8
cache-control
max-age=31536000
strict-transport-security
max-age=31536000;includeSubdomains;preload
accept-ranges
bytes
content-encoding
gzip
content-length
14708
/
engineering.fb.com/_static/ 		544 KB
72 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://engineering.fb.com/_static/??-eJxlzdEKwjAMheEXMk2LnXgjPoum3VZdumIy9vq2c4Lg7cf5ObgWoDlrzIplWoaUBSsNobyaS/OQRLHJDoZEDvgT6hg5CtIcIvT3yvxp6g5pTFOAbWE45b+WF/j+PqKWGz3BOWO3dofWXPniTp0/W++P9g0j50FM
Requested by
Host: engineering.fb.com
URL: https://engineering.fb.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a04:fa87:fffd::c000:4210 , Ireland, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
f0681ebc7aa57ca0bc047f3c359da9f24d040954aa3fed05b29198fbc1d48525
Security Headers
Name Value
Strict-Transport-Security max-age=31536000;includeSubdomains;preload

Request headers

accept-language
en-CA,en;q=0.9
Referer
https://engineering.fb.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Wed, 22 Jun 2022 20:50:00 GMT
x-rq
yyz1 0 4 9980
last-modified
Thu, 09 Jun 2022 19:53:50 GMT
server
nginx
age
1124475
vary
Accept-Encoding
x-cache
hit
content-type
text/css;charset=utf-8
cache-control
max-age=31536000
strict-transport-security
max-age=31536000;includeSubdomains;preload
accept-ranges
bytes
content-encoding
gzip
content-length
73612
/
engineering.fb.com/_static/ 		124 KB
42 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://engineering.fb.com/_static/??-eJyFjlEKgzAQRC9UDcVW9KP0LGKWuMGs290N0ts3gRT6VxgYeLyBcSd360EGZI73HJDUFRQ8S+VauUc1V0kDfdRLlZDWPXtQF0teGeTdqk9If6UuYZDF4Ff+PrENUplk8iBqsnBd88EM0vRnelzH+zAP83Sb4gdDWUmK
Requested by
Host: engineering.fb.com
URL: https://engineering.fb.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a04:fa87:fffd::c000:4210 , Ireland, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
31317009fe0a5e1a6e5819a92391162427c9bae5c403e2882c67110112ab213e
Security Headers
Name Value
Strict-Transport-Security max-age=31536000;includeSubdomains;preload

Request headers

accept-language
en-CA,en;q=0.9
Referer
https://engineering.fb.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Wed, 22 Jun 2022 20:50:00 GMT
x-rq
yyz1 0 4 9980
last-modified
Mon, 30 May 2022 19:44:08 GMT
server
nginx
age
693992
vary
Accept-Encoding
x-cache
hit
content-type
application/javascript
cache-control
max-age=31536000
strict-transport-security
max-age=31536000;includeSubdomains;preload
accept-ranges
bytes
content-encoding
gzip
content-length
43025
FacebookReader-Medium.woff2
engineering.fb.com/wp-content/themes/code-fb-com/fonts/ 		35 KB
35 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://engineering.fb.com/wp-content/themes/code-fb-com/fonts/FacebookReader-Medium.woff2
Requested by
Host: engineering.fb.com
URL: https://engineering.fb.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a04:fa87:fffd::c000:4210 , Ireland, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
3308641936bc2eac40fb9c9df0cfd27211c5a59bfb7be229f4f6b152b0e07a9d
Security Headers
Name Value
Strict-Transport-Security max-age=31536000;includeSubdomains;preload

Request headers

Referer
https://engineering.fb.com/
Origin
https://engineering.fb.com
accept-language
en-CA,en;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Wed, 22 Jun 2022 20:50:00 GMT
content-encoding
gzip
vary
X-Mobile-Class
age
171
x-cache
hit
content-length
35521
x-rq
yyz1 0 4 9980
last-modified
Mon, 25 Apr 2022 18:02:08 GMT
server
nginx
etag
W/"6266e220-8aa0"
strict-transport-security
max-age=31536000;includeSubdomains;preload
access-control-allow-methods
GET, HEAD
content-type
font/woff2
access-control-allow-origin
*
cache-control
max-age=31536000
accept-ranges
bytes
expires
Thu, 22 Jun 2023 20:50:00 GMT
FacebookReader-Regular.woff2
engineering.fb.com/wp-content/themes/code-fb-com/fonts/ 		34 KB
35 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://engineering.fb.com/wp-content/themes/code-fb-com/fonts/FacebookReader-Regular.woff2
Requested by
Host: engineering.fb.com
URL: https://engineering.fb.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a04:fa87:fffd::c000:4210 , Ireland, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
98e066f80b90afe0dd247b303b1be67b9870fae8fac6df38bcb03bc75af36478
Security Headers
Name Value
Strict-Transport-Security max-age=31536000;includeSubdomains;preload

Request headers

Referer
https://engineering.fb.com/
Origin
https://engineering.fb.com
accept-language
en-CA,en;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Wed, 22 Jun 2022 20:50:00 GMT
content-encoding
gzip
vary
X-Mobile-Class
age
171
x-cache
hit
content-length
35269
x-rq
yyz1 0 4 9980
last-modified
Mon, 25 Apr 2022 18:02:08 GMT
server
nginx
etag
W/"6266e220-89a4"
strict-transport-security
max-age=31536000;includeSubdomains;preload
access-control-allow-methods
GET, HEAD
content-type
font/woff2
access-control-allow-origin
*
cache-control
max-age=31536000
accept-ranges
bytes
expires
Thu, 22 Jun 2023 20:50:00 GMT
Optimistic_Display_W_Md.woff2
engineering.fb.com/wp-content/themes/code-fb-com/fonts/ 		12 KB
12 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://engineering.fb.com/wp-content/themes/code-fb-com/fonts/Optimistic_Display_W_Md.woff2
Requested by
Host: engineering.fb.com
URL: https://engineering.fb.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a04:fa87:fffd::c000:4210 , Ireland, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
969789ee1556ccb2f83047a196af6e552ad40a39f1505d86b576c7453eba216c
Security Headers
Name Value
Strict-Transport-Security max-age=31536000;includeSubdomains;preload

Request headers

Referer
https://engineering.fb.com/
Origin
https://engineering.fb.com
accept-language
en-CA,en;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Wed, 22 Jun 2022 20:50:00 GMT
content-encoding
gzip
vary
X-Mobile-Class
age
171
x-cache
hit
content-length
12383
x-rq
yyz1 0 4 9980
last-modified
Mon, 25 Apr 2022 18:02:08 GMT
server
nginx
etag
W/"6266e220-3048"
strict-transport-security
max-age=31536000;includeSubdomains;preload
access-control-allow-methods
GET, HEAD
content-type
font/woff2
access-control-allow-origin
*
cache-control
max-age=31536000
accept-ranges
bytes
expires
Thu, 22 Jun 2023 20:50:00 GMT
meta_logo_full.svg
engineering.fb.com/wp-content/themes/code-fb-com/img/ 		14 KB
9 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://engineering.fb.com/wp-content/themes/code-fb-com/img/meta_logo_full.svg
Requested by
Host: engineering.fb.com
URL: https://engineering.fb.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a04:fa87:fffd::c000:4210 , Ireland, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
8940d7ecc943da6891bda1c87e0d479b9d791d78ac479d4210163afaa4ef2391
Security Headers
Name Value
Strict-Transport-Security max-age=31536000;includeSubdomains;preload

Request headers

accept-language
en-CA,en;q=0.9
Referer
https://engineering.fb.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Wed, 22 Jun 2022 20:50:00 GMT
content-encoding
gzip
x-rq
yyz1 0 4 9980
last-modified
Mon, 25 Apr 2022 18:02:08 GMT
server
nginx
age
170
etag
W/"6266e220-36a6"
vary
X-Mobile-Class
x-cache
hit
content-type
image/svg+xml
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Response headers

date
Wed, 22 Jun 2022 20:50:00 GMT
x-rq
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server
nginx
etag
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https://engineering.fb.com/wp-content/uploads/2022/05/BellJar_Titleslide.png?w=580&h=326&crop=1
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Response headers

date
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x-rq
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server
nginx
etag
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HIT
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Full URL
https://engineering.fb.com/wp-content/uploads/2022/05/Delta-Title-Slide2.jpg?w=580&h=326&crop=1
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Response headers

date
Wed, 22 Jun 2022 20:50:00 GMT
x-rq
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server
nginx
etag
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https://engineering.fb.com/wp-content/uploads/2022/04/Eng-Blog-Self-Serve-Hero-Images-DEBUGGING-203-Blue.jpg?w=580&h=326&crop=1
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Response headers

date
Wed, 22 Jun 2022 20:50:00 GMT
x-rq
yyz1 82 84 443
last-modified
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server
nginx
etag
"11d888425645577d"
vary
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HIT
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General
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Full URL
https://engineering.fb.com/wp-content/uploads/2022/04/fiber_route_hero.jpg?w=580&h=326&crop=1
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Host: engineering.fb.com
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Response headers

date
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x-rq
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server
nginx
etag
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HIT
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https://engineering.fb.com/wp-content/uploads/2022/04/Eng-Blog-Self-Serve-Hero-Images-ANALYTICS-401-Teale.jpg?w=580&h=326&crop=1
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Response headers

date
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x-rq
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last-modified
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server
nginx
etag
"ba08d1138376a5dd"
vary
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HIT
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expires
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General
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Full URL
https://engineering.fb.com/wp-content/themes/code-fb-com/img/datahallway_thumb.jpg
Requested by
Host: engineering.fb.com
URL: https://engineering.fb.com/
Protocol
H2
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accept-language
en-CA,en;q=0.9
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https://engineering.fb.com/
User-Agent
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Response headers

date
Wed, 22 Jun 2022 20:50:00 GMT
x-rq
yyz1 0 4 9980
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server
nginx
age
5450238
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hit
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Thu, 22 Jun 2023 20:50:00 GMT
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General
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Full URL
https://engineering.fb.com/wp-content/themes/code-fb-com/img/fbopensource.png
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Host: engineering.fb.com
URL: https://engineering.fb.com/
Protocol
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accept-language
en-CA,en;q=0.9
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https://engineering.fb.com/
User-Agent
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Response headers

date
Wed, 22 Jun 2022 20:50:00 GMT
x-rq
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last-modified
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server
nginx
age
5450238
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hit
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expires
Thu, 22 Jun 2023 20:50:00 GMT
meta_logo.png
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13 KB 		Image
General
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Full URL
https://engineering.fb.com/wp-content/themes/code-fb-com/img/meta_logo.png
Requested by
Host: engineering.fb.com
URL: https://engineering.fb.com/
Protocol
H2
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accept-language
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User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Wed, 22 Jun 2022 20:50:00 GMT
x-rq
yyz1 0 4 9980
last-modified
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server
nginx
age
5450238
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x-cache
hit
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expires
Thu, 22 Jun 2023 20:50:00 GMT
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engineering.fb.com/wp-content/themes/code-fb-com/img/ 		5 KB
5 KB 		Image
General
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Full URL
https://engineering.fb.com/wp-content/themes/code-fb-com/img/facebook-developers.png
Requested by
Host: engineering.fb.com
URL: https://engineering.fb.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
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Request headers

accept-language
en-CA,en;q=0.9
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https://engineering.fb.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Wed, 22 Jun 2022 20:50:00 GMT
x-rq
yyz1 0 4 9980
last-modified
Fri, 01 Apr 2022 13:52:44 GMT
server
nginx
age
5450238
etag
W/"624703ac-15c2"
strict-transport-security
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x-cache
hit
content-type
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5544
expires
Thu, 22 Jun 2023 20:50:00 GMT
rss.png
engineering.fb.com/wp-content/themes/code-fb-com/img/ 		4 KB
4 KB 		Image
General
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Full URL
https://engineering.fb.com/wp-content/themes/code-fb-com/img/rss.png
Requested by
Host: engineering.fb.com
URL: https://engineering.fb.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
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Request headers

accept-language
en-CA,en;q=0.9
Referer
https://engineering.fb.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Wed, 22 Jun 2022 20:50:00 GMT
x-rq
yyz1 0 4 9980
last-modified
Fri, 01 Apr 2022 13:52:44 GMT
server
nginx
age
5450224
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x-cache
hit
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4479
expires
Thu, 22 Jun 2023 20:50:00 GMT
android.png
engineering.fb.com/wp-content/themes/code-fb-com/img/ 		2 KB
2 KB 		Image
General
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Full URL
https://engineering.fb.com/wp-content/themes/code-fb-com/img/android.png
Requested by
Host: engineering.fb.com
URL: https://engineering.fb.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
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Software
nginx /
Resource Hash
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Security Headers
Name Value
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Request headers

accept-language
en-CA,en;q=0.9
Referer
https://engineering.fb.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Wed, 22 Jun 2022 20:50:00 GMT
x-rq
yyz1 0 4 9980
last-modified
Fri, 01 Apr 2022 13:52:44 GMT
server
nginx
age
5450238
etag
W/"624703ac-911"
strict-transport-security
max-age=31536000;includeSubdomains;preload
x-cache
hit
content-type
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max-age=31536000
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2344
expires
Thu, 22 Jun 2023 20:50:00 GMT
ios.png
engineering.fb.com/wp-content/themes/code-fb-com/img/ 		1 KB
1 KB 		Image
General
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Full URL
https://engineering.fb.com/wp-content/themes/code-fb-com/img/ios.png
Requested by
Host: engineering.fb.com
URL: https://engineering.fb.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
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Software
nginx /
Resource Hash
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Security Headers
Name Value
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Request headers

accept-language
en-CA,en;q=0.9
Referer
https://engineering.fb.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Wed, 22 Jun 2022 20:50:00 GMT
x-rq
yyz1 0 4 9980
last-modified
Fri, 01 Apr 2022 13:52:44 GMT
server
nginx
age
5450238
etag
W/"624703ac-421"
strict-transport-security
max-age=31536000;includeSubdomains;preload
x-cache
hit
content-type
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cache-control
max-age=31536000
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1080
expires
Thu, 22 Jun 2023 20:50:00 GMT
web.png
engineering.fb.com/wp-content/themes/code-fb-com/img/ 		487 B
536 B 		Image
General
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Full URL
https://engineering.fb.com/wp-content/themes/code-fb-com/img/web.png
Requested by
Host: engineering.fb.com
URL: https://engineering.fb.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a04:fa87:fffd::c000:4210 , Ireland, ASN2635 (AUTOMATTIC, US),
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Software
nginx /
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=31536000;includeSubdomains;preload

Request headers

accept-language
en-CA,en;q=0.9
Referer
https://engineering.fb.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Wed, 22 Jun 2022 20:50:00 GMT
x-rq
yyz1 0 4 9980
last-modified
Fri, 01 Apr 2022 13:52:44 GMT
server
nginx
age
5450238
etag
"624703ac-1e7"
strict-transport-security
max-age=31536000;includeSubdomains;preload
x-cache
hit
content-type
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cache-control
max-age=31536000
accept-ranges
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content-length
487
expires
Thu, 22 Jun 2023 20:50:00 GMT
backend.png
engineering.fb.com/wp-content/themes/code-fb-com/img/ 		2 KB
2 KB 		Image
General
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Full URL
https://engineering.fb.com/wp-content/themes/code-fb-com/img/backend.png
Requested by
Host: engineering.fb.com
URL: https://engineering.fb.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a04:fa87:fffd::c000:4210 , Ireland, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=31536000;includeSubdomains;preload

Request headers

accept-language
en-CA,en;q=0.9
Referer
https://engineering.fb.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Wed, 22 Jun 2022 20:50:00 GMT
x-rq
yyz1 0 4 9980
last-modified
Fri, 01 Apr 2022 13:52:44 GMT
server
nginx
age
5450238
etag
W/"624703ac-899"
strict-transport-security
max-age=31536000;includeSubdomains;preload
x-cache
hit
content-type
image/png
cache-control
max-age=31536000
accept-ranges
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2224
expires
Thu, 22 Jun 2023 20:50:00 GMT
hardware.png
engineering.fb.com/wp-content/themes/code-fb-com/img/ 		388 B
436 B 		Image
General
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Full URL
https://engineering.fb.com/wp-content/themes/code-fb-com/img/hardware.png
Requested by
Host: engineering.fb.com
URL: https://engineering.fb.com/
Protocol
H2
Security
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x-cache
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cross-origin-resource-policy
cross-origin
content-length
64109
access-control-allow-origin
*
last-modified
Thu, 09 Jun 2022 08:51:29 GMT
etag
"a7a5f230aae7accf37f785c6590c07fa"
vary
Accept-Encoding
content-type
application/javascript
via
1.1 48242c037992a87d34be1f3c114efc0a.cloudfront.net (CloudFront)
cache-control
max-age=31536000
x-amz-cf-pop
EWR53-C3
accept-ranges
bytes
x-robots-tag
none
x-amz-cf-id
W5rq261FSFGqSr5a7K_FR7KdDsxTfEIFnODs5SgdVx2yXmbDwdj9QA==
box-63c3a81830bf549dafe40b369003f751.html
vars.hotjar.com/ Frame 4BBE 		2 KB
1 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://vars.hotjar.com/box-63c3a81830bf549dafe40b369003f751.html
Requested by
Host: static.hotjar.com
URL: https://static.hotjar.com/c/hotjar-2145971.js?sv=7
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
13.225.214.66 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-13-225-214-66.ewr50.r.cloudfront.net
Software
/
Resource Hash
f05ac9ba83369cd58d06d8ee2e5f8d61c040d30d044e20752153f95577627dc6

Request headers

Referer
https://engineering.fb.com/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36
accept-language
en-CA,en;q=0.9

Response headers

accept-ranges
bytes
age
1948553
cache-control
max-age=31536000
content-encoding
br
content-length
1044
content-type
text/html
cross-origin-embedder-policy
require-corp
cross-origin-resource-policy
cross-origin
date
Tue, 31 May 2022 07:34:06 GMT
etag
"e6fb1304cb60a0dea0f76f7077cb13c6"
last-modified
Tue, 31 May 2022 07:33:23 GMT
vary
Accept-Encoding
via
1.1 9f08c6ca19a0337d28f09e25b9ff37c4.cloudfront.net (CloudFront)
x-amz-cf-id
d25mL3YNNiSVeOqBcc2BmLvTs5ahnLfcnnZqhxidwLUzbWxVwzMiOg==
x-amz-cf-pop
EWR50-C1
x-cache
Hit from cloudfront
x-robots-tag
none
visit-data
in.hotjar.com/api/v2/client/sites/2145971/ 		147 B
323 B 		XHR
General
Check archive.org
Download Go to
Full URL
https://in.hotjar.com/api/v2/client/sites/2145971/visit-data?sv=7
Requested by
Host: script.hotjar.com
URL: https://script.hotjar.com/modules.b871a939666125f20d79.js
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
52.215.128.203 Dublin, Ireland, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-52-215-128-203.eu-west-1.compute.amazonaws.com
Software
/
Resource Hash
d2e4914ae962acd061798de5379f9e74b461e90543002cf3f284d6a29dcd5f23

Request headers

Referer
https://engineering.fb.com/
accept-language
en-CA,en;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36
Content-Type
text/plain; charset=UTF-8

Response headers

date
Wed, 22 Jun 2022 20:50:00 GMT
content-encoding
br
vary
Accept-Encoding
content-type
application/json
access-control-allow-origin
*
access-control-max-age
86400
cache-control
no-cache, no-store
access-control-allow-credentials
true
analytics.js
www.google-analytics.com/ 		49 KB
20 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.google-analytics.com/analytics.js
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-KZRLGZ8
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2607:f8b0:4006:822::200e New York, United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
a1925038db769477ab74b4df34350c35688a795bb718727b0f4292a4a78a6210
Security Headers
Name Value
Strict-Transport-Security max-age=10886400; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

accept-language
en-CA,en;q=0.9
Referer
https://engineering.fb.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

strict-transport-security
max-age=10886400; includeSubDomains; preload
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Wed, 13 Apr 2022 21:02:38 GMT
server
Golfe2
age
6813
date
Wed, 22 Jun 2022 18:56:27 GMT
vary
Accept-Encoding
content-type
text/javascript
cache-control
public, max-age=7200
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
20006
expires
Wed, 22 Jun 2022 20:56:27 GMT
collect
www.google-analytics.com/j/ 		2 B
22 B 		XHR
General
Check archive.org
Download Go to
Full URL
https://www.google-analytics.com/j/collect?v=1&_v=j96&a=77791140&t=pageview&_s=1&dl=https%3A%2F%2Fengineering.fb.com%2F&ul=en-us&de=UTF-8&dt=Engineering%20at%20Meta&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&_u=YADAAEABAAAAAC~&jid=140425020&gjid=1837909414&cid=895836742.1655931000&tid=UA-44373548-1&_gid=652581116.1655931001&_r=1&gtm=2wg6f0KZRLGZ8&cd1=JUN%2014%2C%202022&z=482862098
Requested by
Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2607:f8b0:4006:822::200e New York, United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
de3246094525b21a870fc7d2a67490d0132535c6fa5993755c549f1a9d1bd8af
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
https://engineering.fb.com/
accept-language
en-CA,en;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36
Content-Type
text/plain

Response headers

pragma
no-cache
date
Wed, 22 Jun 2022 20:50:00 GMT
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://engineering.fb.com
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
2
expires
Fri, 01 Jan 1990 00:00:00 GMT
collect
www.google-analytics.com/ 		35 B
55 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.google-analytics.com/collect?v=1&_v=j96&a=77791140&t=event&ni=0&_s=1&dl=https%3A%2F%2Fengineering.fb.com%2F&ul=en-us&de=UTF-8&dt=Engineering%20at%20Meta&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&ec=Scroll%20Depth&ea=%2F&el=25&_u=YADAAEABAAAAAC~&jid=&gjid=&cid=895836742.1655931000&tid=UA-44373548-1&_gid=652581116.1655931001&gtm=2wg6f0KZRLGZ8&cd1=JUN%2014%2C%202022&z=1080685963
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2607:f8b0:4006:822::200e New York, United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
8337212354871836e6763a41e615916c89bac5b3f1f0adf60ba43c7c806e1015
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

accept-language
en-CA,en;q=0.9
Referer
https://engineering.fb.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

pragma
no-cache
date
Wed, 22 Jun 2022 09:04:07 GMT
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
age
42353
content-type
image/gif
access-control-allow-origin
*
cache-control
no-cache, no-store, must-revalidate
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
35
expires
Mon, 01 Jan 1990 00:00:00 GMT
collect
stats.g.doubleclick.net/j/ 		4 B
444 B 		XHR
General
Check archive.org
Download Go to
Full URL
https://stats.g.doubleclick.net/j/collect?t=dc&aip=1&_r=3&v=1&_v=j96&tid=UA-44373548-1&cid=895836742.1655931000&jid=140425020&gjid=1837909414&_gid=652581116.1655931001&_u=YADAAEAAAAAAAC~&z=915156902
Requested by
Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2607:f8b0:4004:c09::9b Ashburn, United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
8685bca4bb29a8a8289c3effd282cb8718a7d14da65f1397481f213b15469f50
Security Headers
Name Value
Strict-Transport-Security max-age=10886400; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://engineering.fb.com/
accept-language
en-CA,en;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36
Content-Type
text/plain

Response headers

pragma
no-cache
strict-transport-security
max-age=10886400; includeSubDomains; preload
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
date
Wed, 22 Jun 2022 20:50:00 GMT
content-type
text/plain
access-control-allow-origin
https://engineering.fb.com
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
4
expires
Fri, 01 Jan 1990 00:00:00 GMT
ga-audiences
www.google.com/ads/ 		42 B
501 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.google.com/ads/ga-audiences?t=sr&aip=1&_r=4&slf_rd=1&v=1&_v=j96&tid=UA-44373548-1&cid=895836742.1655931000&jid=140425020&_u=YADAAEAAAAAAAC~&z=1358325527
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2607:f8b0:4006:80b::2004 New York, United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
cafe /
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
en-CA,en;q=0.9
Referer
https://engineering.fb.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

pragma
no-cache
date
Wed, 22 Jun 2022 20:50:01 GMT
x-content-type-options
nosniff
server
cafe
timing-allow-origin
*
p3p
policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
cache-control
no-cache, no-store, must-revalidate
cross-origin-resource-policy
cross-origin
content-type
image/gif
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
42
x-xss-protection
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
ga-audiences
www.google.ca/ads/ 		42 B
501 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.google.ca/ads/ga-audiences?t=sr&aip=1&_r=4&slf_rd=1&v=1&_v=j96&tid=UA-44373548-1&cid=895836742.1655931000&jid=140425020&_u=YADAAEAAAAAAAC~&z=1358325527
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2607:f8b0:4006:80c::2003 New York, United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
cafe /
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
en-CA,en;q=0.9
Referer
https://engineering.fb.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

pragma
no-cache
date
Wed, 22 Jun 2022 20:50:00 GMT
x-content-type-options
nosniff
server
cafe
timing-allow-origin
*
p3p
policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
cache-control
no-cache, no-store, must-revalidate
cross-origin-resource-policy
cross-origin
content-type
image/gif
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
42
x-xss-protection
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
/
www.facebook.com/tr/ Frame E8C7 		0
18 B 		Document
General
Check archive.org
Download Go to
Full URL
https://www.facebook.com/tr/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a03:2880:f112:83:face:b00c:0:25de Secaucus, United States, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
proxygen-bolt /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains

Request headers

Content-Type
application/x-www-form-urlencoded
Origin
https://engineering.fb.com
Referer
https://engineering.fb.com/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36
accept-language
en-CA,en;q=0.9

Response headers

access-control-allow-credentials
true
access-control-allow-origin
https://engineering.fb.com
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
0
content-type
text/plain
cross-origin-resource-policy
cross-origin
date
Wed, 22 Jun 2022 20:50:01 GMT
priority
u=0
server
proxygen-bolt
strict-transport-security
max-age=31536000; includeSubDomains

Verdicts & Comments Add Verdict or Comment

82 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| 0 object| 1 object| oncontextlost object| oncontextrestored function| structuredClone object| launchQueue object| onbeforematch function| getScreenDetails function| queryLocalFonts object| navigation object| _wpemojiSettings object| _domassistevents function| gdprSafeTrack undefined| $ function| jQuery function| Popper object| dataLayer object| google_tag_manager object| google_optimize function| twq object| loadmore_params object| search_params function| LazyLoad function| createLightbox function| createFacebookPlayer function| checkFacebookUrl function| twitterSharePopup function| fbShare function| shareHackerNews function| twitterFollow function| tabHandler function| loadPosts function| newPostsInit object| jQuerynavbarSearchbarToggler object| jQuerynavbarMenuToggler object| jQuerynavbarMobileSearch object| jQuerysearchContainer object| jQuerynavContainer function| hideSearchContainer function| showSearchContainer function| hideNavContainer function| showNavContainer function| truncateTitle function| validateAndSanitize function| jobEvents function| jobEventTracking function| readMoreInTracking function| videoAjaxHandler function| createVideoPlayer function| resetPlaylist function| setPlaylists function| setActivePlaylist function| categoryDropdownInit function| videoInit object| _self object| Prism function| DOMPurify object| bootstrap object| _stq object| twemoji object| wp function| st_go function| linktracker_init object| wpcom object| FB object| regeneratorRuntime object| twttr function| hj object| _hjSettings function| fbq function| _fbq function| onYouTubeIframeAPIReady object| google_tag_data object| gaGlobal object| hjSiteSettings function| hjBootstrap object| hjBootstrapCalled object| hjLazyModules string| GoogleAnalyticsObject function| ga object| gaplugins object| gaData

14 Cookies

Domain/Path Name / Value
.fb.com/ Name: _ga_0MPJMCK15K
Value: GS1.1.1655931000.1.0.1655931000.0
.t.co/ Name: muc_ads
Value: b299af82-c888-4673-9951-2e8da7f3727f
.twitter.com/ Name: personalization_id
Value: "v1_5yLBT3UOXQMJlXtuIOyhNw=="
.fb.com/ Name: _fbp
Value: fb.1.1655931000500.6101379
.facebook.com/ Name: fr
Value: 0DDVv7DPY3TCNyOrR..Bis4B4...1.0.Bis4B4.
.fb.com/ Name: _hjSessionUser_2145971
Value: eyJpZCI6IjJjOGQ5YWMzLTNlNWYtNTY4MS04OTgyLWZkMTkwYTg0MjcyNiIsImNyZWF0ZWQiOjE2NTU5MzEwMDA2NTQsImV4aXN0aW5nIjpmYWxzZX0=
.fb.com/ Name: _hjFirstSeen
Value: 1
engineering.fb.com/ Name: _hjIncludedInSessionSample
Value: 0
.fb.com/ Name: _hjSession_2145971
Value: eyJpZCI6ImI1MTMxZjY2LTE3MDctNDA3MS1hZjY2LTNjZGU3MjgwZDEwYSIsImNyZWF0ZWQiOjE2NTU5MzEwMDA2ODUsImluU2FtcGxlIjpmYWxzZX0=
engineering.fb.com/ Name: _hjIncludedInPageviewSample
Value: 1
.fb.com/ Name: _hjAbsoluteSessionInProgress
Value: 0
.fb.com/ Name: _ga
Value: GA1.2.895836742.1655931000
.fb.com/ Name: _gid
Value: GA1.2.652581116.1655931001
.fb.com/ Name: _gat_UA-44373548-1
Value: 1

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
Strict-Transport-Security max-age=31536000;includeSubdomains;preload

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.

analytics.twitter.com
connect.facebook.net
engineering.fb.com
in.hotjar.com
pixel.wp.com
script.hotjar.com
static.ads-twitter.com
static.hotjar.com
stats.g.doubleclick.net
stats.wp.com
t.co
vars.hotjar.com
www.facebook.com
www.google-analytics.com
www.google.ca
www.google.com
www.googleoptimize.com
www.googletagmanager.com
104.244.42.133
104.244.42.67
13.225.214.48
13.225.214.66
146.75.32.157
192.0.76.3
2607:f8b0:4004:c09::9b
2607:f8b0:4006:80b::2004
2607:f8b0:4006:80c::2003
2607:f8b0:4006:80c::2008
2607:f8b0:4006:81f::200e
2607:f8b0:4006:822::200e
2a03:2880:f012:8:face:b00c:0:1
2a03:2880:f112:83:face:b00c:0:25de
2a04:fa87:fffd::c000:4210
52.215.128.203
54.230.163.70
07bd9208924103ac310b9a3f9ea1b961d29b05a1cf7e0f20c9fe262c2ca0b000
08577020800123a94ed17e369994852a0a1c05ea875abe776773fac88c50fa11
10d8d42d73a02ddb877101e72fbfa15a0ec820224d97cedee4cf92d571be5caa
1654bc6d85d7162273390a340b9791b3b86673e8ba6a53fd04e6a4d92c4771db
19284533915784ca8dab4f71230450f0a71789ea2efc70c3e750cf2dca542bb2
1c4e94ae73c9352e46d5c06236bc957f1ff2996d352e311a724f25b1a0d98613
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