staging.centrifugo.tracker.engineer.ai Open in urlscan Pro
52.255.226.29  Public Scan

URL: https://staging.centrifugo.tracker.engineer.ai/
Submission: On March 07 via automatic, source certstream-suspicious — Scanned from DE

Summary

This website contacted 2 IPs in 1 countries across 2 domains to perform 11 HTTP transactions. The main IP is 52.255.226.29, located in Tappahannock, United States and belongs to MICROSOFT-CORP-MSN-AS-BLOCK, US. The main domain is staging.centrifugo.tracker.engineer.ai.
TLS certificate: Issued by R3 on March 7th 2022. Valid for: 3 months.
This is the only time staging.centrifugo.tracker.engineer.ai was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
10 52.255.226.29 8075 (MICROSOFT...)
1 185.199.109.133 54113 (FASTLY)
11 2
Apex Domain
Subdomains
Transfer
10 engineer.ai
staging.centrifugo.tracker.engineer.ai
393 KB
1 githubusercontent.com
camo.githubusercontent.com — Cisco Umbrella Rank: 21764
8 KB
11 2
Domain Requested by
10 staging.centrifugo.tracker.engineer.ai staging.centrifugo.tracker.engineer.ai
1 camo.githubusercontent.com staging.centrifugo.tracker.engineer.ai
11 2

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

Domain
github.com
Subject Issuer Validity Valid
centrifugo.tracker.stage.eastus.az.svc.builder.ai
R3
2022-03-07 -
2022-06-05
3 months crt.sh
www.github.com
DigiCert SHA2 High Assurance Server CA
2020-05-06 -
2022-04-14
2 years crt.sh

This page contains 1 frames:

Primary Page: https://staging.centrifugo.tracker.engineer.ai/
Frame ID: 303FDB162EBE453FC5D2BB14B95911E9
Requests: 11 HTTP requests in this frame

Screenshot

Page Title

Centrifugo

Detected technologies

Overall confidence: 100%
Detected patterns
  • <link[^>]* href=[^>]*?bootstrap(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)[^>]*?(?:\.min)?\.css
  • bootstrap(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)[^>]*?(?:\.min)?\.js

Overall confidence: 100%
Detected patterns
  • <[^>]+data-react

Page Statistics

11
Requests

100 %
HTTPS

0 %
IPv6

2
Domains

2
Subdomains

2
IPs

1
Countries

401 kB
Transfer

997 kB
Size

0
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

11 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
staging.centrifugo.tracker.engineer.ai/
688 B
546 B
Document
General
Full URL
https://staging.centrifugo.tracker.engineer.ai/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
52.255.226.29 Tappahannock, United States, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
nginx/1.17.10 /
Resource Hash
8776a4c863c10e299d29247300a319020412ccddd53172ba97ba9a7636709ccd
Security Headers
Name Value
Strict-Transport-Security max-age=15724800; includeSubDomains

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.51 Safari/537.36
Accept-Language
de-DE,de;q=0.9

Response headers

server
nginx/1.17.10
date
Mon, 07 Mar 2022 06:27:25 GMT
content-type
text/html; charset=utf-8
vary
Accept-Encoding
last-modified
Fri, 17 Feb 2017 06:33:48 GMT
strict-transport-security
max-age=15724800; includeSubDomains
content-encoding
gzip
bootstrap.min.css
staging.centrifugo.tracker.engineer.ai/public/bootstrap/css/
115 KB
20 KB
Stylesheet
General
Full URL
https://staging.centrifugo.tracker.engineer.ai/public/bootstrap/css/bootstrap.min.css
Requested by
Host: staging.centrifugo.tracker.engineer.ai
URL: https://staging.centrifugo.tracker.engineer.ai/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
52.255.226.29 Tappahannock, United States, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
nginx/1.17.10 /
Resource Hash
8d447dd6a55aaa85f6d390db941572ac656b72e45c922a3f19ee259e1826d085
Security Headers
Name Value
Strict-Transport-Security max-age=15724800; includeSubDomains

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://staging.centrifugo.tracker.engineer.ai/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.51 Safari/537.36

Response headers

date
Mon, 07 Mar 2022 06:27:25 GMT
content-encoding
gzip
vary
Accept-Encoding
last-modified
Fri, 17 Feb 2017 06:33:48 GMT
server
nginx/1.17.10
strict-transport-security
max-age=15724800; includeSubDomains
content-type
text/css; charset=utf-8
bundle.css
staging.centrifugo.tracker.engineer.ai/public/bundle/
5 KB
2 KB
Stylesheet
General
Full URL
https://staging.centrifugo.tracker.engineer.ai/public/bundle/bundle.css?v=1
Requested by
Host: staging.centrifugo.tracker.engineer.ai
URL: https://staging.centrifugo.tracker.engineer.ai/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
52.255.226.29 Tappahannock, United States, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
nginx/1.17.10 /
Resource Hash
b7b246d34eae8f9e1b51d0bb579c9bc54859705db04afd3892d6af168e73891c
Security Headers
Name Value
Strict-Transport-Security max-age=15724800; includeSubDomains

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://staging.centrifugo.tracker.engineer.ai/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.51 Safari/537.36

Response headers

date
Mon, 07 Mar 2022 06:27:25 GMT
content-encoding
gzip
vary
Accept-Encoding
last-modified
Fri, 17 Feb 2017 06:33:48 GMT
server
nginx/1.17.10
strict-transport-security
max-age=15724800; includeSubDomains
content-type
text/css; charset=utf-8
bundle.js
staging.centrifugo.tracker.engineer.ai/public/bundle/
705 KB
207 KB
Script
General
Full URL
https://staging.centrifugo.tracker.engineer.ai/public/bundle/bundle.js?v=1
Requested by
Host: staging.centrifugo.tracker.engineer.ai
URL: https://staging.centrifugo.tracker.engineer.ai/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
52.255.226.29 Tappahannock, United States, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
nginx/1.17.10 /
Resource Hash
e4adb212516a698d0d0963d20225179620f0814cc4931c337d7bd29d0c3bc890
Security Headers
Name Value
Strict-Transport-Security max-age=15724800; includeSubDomains

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://staging.centrifugo.tracker.engineer.ai/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.51 Safari/537.36

Response headers

date
Mon, 07 Mar 2022 06:27:25 GMT
content-encoding
gzip
vary
Accept-Encoding
last-modified
Fri, 17 Feb 2017 06:33:48 GMT
server
nginx/1.17.10
strict-transport-security
max-age=15724800; includeSubDomains
content-type
application/x-javascript
/
staging.centrifugo.tracker.engineer.ai/auth/
12 B
170 B
XHR
General
Full URL
https://staging.centrifugo.tracker.engineer.ai/auth/
Requested by
Host: staging.centrifugo.tracker.engineer.ai
URL: https://staging.centrifugo.tracker.engineer.ai/public/bundle/bundle.js?v=1
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
52.255.226.29 Tappahannock, United States, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
nginx/1.17.10 /
Resource Hash
0cd6aed5d21ae37310b3c4e0facf48009005018bf4402fbcda1cb66d69b03346
Security Headers
Name Value
Strict-Transport-Security max-age=15724800; includeSubDomains
X-Content-Type-Options nosniff

Request headers

Accept
*/*
Referer
https://staging.centrifugo.tracker.engineer.ai/
X-Requested-With
XMLHttpRequest
Accept-Language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.51 Safari/537.36
Content-Type
application/x-www-form-urlencoded; charset=UTF-8

Response headers

date
Mon, 07 Mar 2022 06:27:26 GMT
x-content-type-options
nosniff
server
nginx/1.17.10
content-length
12
strict-transport-security
max-age=15724800; includeSubDomains
content-type
text/plain; charset=utf-8
68747470733a2f2f73332e616d617a6f6e6177732e636f6d2f6769746875622f726962626f6e732f666f726b6d655f72696768745f6461726b626c75655f3132313632312e706e67
camo.githubusercontent.com/38ef81f8aca64bb9a64448d0d70f1308ef5341ab/
8 KB
8 KB
Image
General
Full URL
https://camo.githubusercontent.com/38ef81f8aca64bb9a64448d0d70f1308ef5341ab/68747470733a2f2f73332e616d617a6f6e6177732e636f6d2f6769746875622f726962626f6e732f666f726b6d655f72696768745f6461726b626c75655f3132313632312e706e67
Requested by
Host: staging.centrifugo.tracker.engineer.ai
URL: https://staging.centrifugo.tracker.engineer.ai/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
185.199.109.133 , United States, ASN54113 (FASTLY, US),
Reverse DNS
cdn-185-199-109-133.github.com
Software
github-camo (e94b34d5) /
Resource Hash
edad626528bbd55bca8926924a4697daddc1acc7bea62ea731d1e6673e9f749c
Security Headers
Name Value
Content-Security-Policy default-src 'none'; img-src data:
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 1; mode=block

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://staging.centrifugo.tracker.engineer.ai/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.51 Safari/537.36

Response headers

x-fastly-request-id
04fac26ff967f2c4275d574a4e1816443d56a666
content-security-policy
default-src 'none'; img-src data:
via
1.1 varnish
x-content-type-options
nosniff
age
2333982
x-cache
HIT
content-length
7791
x-xss-protection
1; mode=block
x-served-by
cache-hhn4032-HHN
last-modified
Fri, 19 Dec 2008 08:32:39 GMT
server
github-camo (e94b34d5)
x-github-request-id
B470:3516:4C09CF:4F0C5A:620208B0
x-timer
S1646634446.414639,VS0,VE0
x-frame-options
deny
date
Mon, 07 Mar 2022 06:27:26 GMT
strict-transport-security
max-age=31536000; includeSubDomains
content-type
image/png
cache-control
public, max-age=31536000
accept-ranges
bytes
timing-allow-origin
https://github.com
x-cache-hits
3
bg.png
staging.centrifugo.tracker.engineer.ai/public/images/
81 KB
81 KB
Image
General
Full URL
https://staging.centrifugo.tracker.engineer.ai/public/images/bg.png
Requested by
Host: staging.centrifugo.tracker.engineer.ai
URL: https://staging.centrifugo.tracker.engineer.ai/public/bundle/bundle.css?v=1
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
52.255.226.29 Tappahannock, United States, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
nginx/1.17.10 /
Resource Hash
b75b6ce9e1c3017094ae67378e77933fc5b59d2d500cf2a89d012ee5d131586a
Security Headers
Name Value
Strict-Transport-Security max-age=15724800; includeSubDomains

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://staging.centrifugo.tracker.engineer.ai/public/bundle/bundle.css?v=1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.51 Safari/537.36

Response headers

date
Mon, 07 Mar 2022 06:27:26 GMT
last-modified
Fri, 17 Feb 2017 06:33:48 GMT
server
nginx/1.17.10
accept-ranges
bytes
content-length
82610
strict-transport-security
max-age=15724800; includeSubDomains
content-type
image/png
login-bg.jpg
staging.centrifugo.tracker.engineer.ai/public/images/
63 KB
63 KB
Image
General
Full URL
https://staging.centrifugo.tracker.engineer.ai/public/images/login-bg.jpg
Requested by
Host: staging.centrifugo.tracker.engineer.ai
URL: https://staging.centrifugo.tracker.engineer.ai/public/bundle/bundle.css?v=1
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
52.255.226.29 Tappahannock, United States, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
nginx/1.17.10 /
Resource Hash
2da3abb50abcbc4e3ccf9b633f3dc5b347a39ce84f78ec8d96f7d5c1b1393648
Security Headers
Name Value
Strict-Transport-Security max-age=15724800; includeSubDomains

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://staging.centrifugo.tracker.engineer.ai/public/bundle/bundle.css?v=1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.51 Safari/537.36

Response headers

date
Mon, 07 Mar 2022 06:27:26 GMT
last-modified
Fri, 17 Feb 2017 06:33:48 GMT
server
nginx/1.17.10
accept-ranges
bytes
content-length
64514
strict-transport-security
max-age=15724800; includeSubDomains
content-type
image/jpeg
logo-login-outer.svg
staging.centrifugo.tracker.engineer.ai/public/images/
1 KB
468 B
Image
General
Full URL
https://staging.centrifugo.tracker.engineer.ai/public/images/logo-login-outer.svg
Requested by
Host: staging.centrifugo.tracker.engineer.ai
URL: https://staging.centrifugo.tracker.engineer.ai/public/bundle/bundle.css?v=1
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
52.255.226.29 Tappahannock, United States, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
nginx/1.17.10 /
Resource Hash
97b81df657eba4caf65a8484d673a234f28e9e68c50821a3cf953cc5fc8a123e
Security Headers
Name Value
Strict-Transport-Security max-age=15724800; includeSubDomains

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://staging.centrifugo.tracker.engineer.ai/public/bundle/bundle.css?v=1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.51 Safari/537.36

Response headers

date
Mon, 07 Mar 2022 06:27:26 GMT
content-encoding
gzip
vary
Accept-Encoding
last-modified
Fri, 17 Feb 2017 06:33:48 GMT
server
nginx/1.17.10
strict-transport-security
max-age=15724800; includeSubDomains
content-type
image/svg+xml
logo-login-inner.svg
staging.centrifugo.tracker.engineer.ai/public/images/
1013 B
466 B
Image
General
Full URL
https://staging.centrifugo.tracker.engineer.ai/public/images/logo-login-inner.svg
Requested by
Host: staging.centrifugo.tracker.engineer.ai
URL: https://staging.centrifugo.tracker.engineer.ai/public/bundle/bundle.css?v=1
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
52.255.226.29 Tappahannock, United States, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
nginx/1.17.10 /
Resource Hash
c3cb830d382d49625c110ae53c09e02428f97855566535980fa038f7940cd986
Security Headers
Name Value
Strict-Transport-Security max-age=15724800; includeSubDomains

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://staging.centrifugo.tracker.engineer.ai/public/bundle/bundle.css?v=1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.51 Safari/537.36

Response headers

date
Mon, 07 Mar 2022 06:27:26 GMT
content-encoding
gzip
vary
Accept-Encoding
last-modified
Fri, 17 Feb 2017 06:33:48 GMT
server
nginx/1.17.10
strict-transport-security
max-age=15724800; includeSubDomains
content-type
image/svg+xml
glyphicons-halflings-regular.woff2
staging.centrifugo.tracker.engineer.ai/public/bootstrap/fonts/
18 KB
18 KB
Font
General
Full URL
https://staging.centrifugo.tracker.engineer.ai/public/bootstrap/fonts/glyphicons-halflings-regular.woff2
Requested by
Host: staging.centrifugo.tracker.engineer.ai
URL: https://staging.centrifugo.tracker.engineer.ai/public/bootstrap/css/bootstrap.min.css
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
52.255.226.29 Tappahannock, United States, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
nginx/1.17.10 /
Resource Hash
fe185d11a49676890d47bb783312a0cda5a44c4039214094e7957b4c040ef11c
Security Headers
Name Value
Strict-Transport-Security max-age=15724800; includeSubDomains

Request headers

Referer
https://staging.centrifugo.tracker.engineer.ai/public/bootstrap/css/bootstrap.min.css
Origin
https://staging.centrifugo.tracker.engineer.ai
Accept-Language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.51 Safari/537.36

Response headers

date
Mon, 07 Mar 2022 06:27:26 GMT
last-modified
Fri, 17 Feb 2017 06:33:48 GMT
server
nginx/1.17.10
accept-ranges
bytes
content-length
18028
strict-transport-security
max-age=15724800; includeSubDomains
content-type
application/octet-stream

Verdicts & Comments Add Verdict or Comment

5 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.

function| structuredClone object| oncontextlost object| oncontextrestored object| ace object| React

0 Cookies

1 Console Messages

Source Level URL
Text
network error URL: https://staging.centrifugo.tracker.engineer.ai/auth/
Message:
Failed to load resource: the server responded with a status of 400 ()

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=15724800; includeSubDomains