Submitted URL: https://vpn.sg.centerbook.com/
Effective URL: https://vpn.sg.centerbook.com/?src=connect
Submission: On March 23 via automatic, source certstream-suspicious — Scanned from SG

Summary

This website contacted 1 IPs in 1 countries across 1 domains to perform 25 HTTP transactions. The main IP is 13.76.191.125, located in Singapore and belongs to MICROSOFT-CORP-MSN-AS-BLOCK, US. The main domain is vpn.sg.centerbook.com.
TLS certificate: Issued by R3 on January 21st 2023. Valid for: 3 months.
This is the only time vpn.sg.centerbook.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
3 28 13.76.191.125 8075 (MICROSOFT...)
25 1
Apex Domain
Subdomains
Transfer
28 centerbook.com
vpn.sg.centerbook.com
717 KB
25 1
Domain Requested by
28 vpn.sg.centerbook.com 3 redirects vpn.sg.centerbook.com
25 1

This site contains no links.

Subject Issuer Validity Valid
vpn.sg.centerbook.com
R3
2023-01-21 -
2023-04-21
3 months crt.sh

This page contains 1 frames:

Primary Page: https://vpn.sg.centerbook.com/?src=connect
Frame ID: 6D8A5E6FDD29633234DE255C0CEB1759
Requests: 25 HTTP requests in this frame

Screenshot

Page Title

OpenVPN CWS

Page URL History Show full URLs

  1. https://vpn.sg.centerbook.com/ HTTP 302
    https://vpn.sg.centerbook.com/__session_start__ HTTP 302
    https://vpn.sg.centerbook.com/ HTTP 302
    https://vpn.sg.centerbook.com/?src=connect Page URL

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
  • jquery.*\.js(?:\?ver(?:sion)?=([\d.]+))?

Page Statistics

25
Requests

100 %
HTTPS

0 %
IPv6

1
Domains

1
Subdomains

1
IPs

1
Countries

716 kB
Transfer

711 kB
Size

1
Cookies

Page URL History

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

  1. https://vpn.sg.centerbook.com/ HTTP 302
    https://vpn.sg.centerbook.com/__session_start__ HTTP 302
    https://vpn.sg.centerbook.com/ HTTP 302
    https://vpn.sg.centerbook.com/?src=connect Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

25 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
vpn.sg.centerbook.com/
Redirect Chain
  • https://vpn.sg.centerbook.com/
  • https://vpn.sg.centerbook.com/__session_start__
  • https://vpn.sg.centerbook.com/
  • https://vpn.sg.centerbook.com/?src=connect
4 KB
4 KB
Document
General
Full URL
https://vpn.sg.centerbook.com/?src=connect
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
13.76.191.125 , Singapore, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
OpenVPN-AS /
Resource Hash
1e4f375dd61024bd39572391db01d7c6133c5f6a1ac66dd7ef6eecef701a319a
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.64 Safari/537.36
accept-language
zh-SG,zh;q=0.9

Response headers

Cache-Control
no-store, no-cache, must-revalidate
Content-Length
4290
Content-Type
text/html
Date
Thu, 23 Mar 2023 05:48:01 GMT
Pragma
no-cache
Server
OpenVPN-AS
X-Frame-Options
SAMEORIGIN

Redirect headers

Content-Type
text/html; charset=UTF-8
Date
Thu, 23 Mar 2023 05:48:01 GMT
Location
/?src=connect
Server
OpenVPN-AS
Transfer-Encoding
chunked
X-Frame-Options
SAMEORIGIN
load-fonts.css
vpn.sg.centerbook.com/
1 KB
1 KB
Stylesheet
General
Full URL
https://vpn.sg.centerbook.com/load-fonts.css
Requested by
Host: vpn.sg.centerbook.com
URL: https://vpn.sg.centerbook.com/?src=connect
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
13.76.191.125 , Singapore, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
OpenVPN-AS /
Resource Hash
aec35173a7631923704b1030573be26f3dda488bd0bdb0043fe1f536820f6ba6
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

accept-language
zh-SG,zh;q=0.9
Referer
https://vpn.sg.centerbook.com/?src=connect
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.64 Safari/537.36

Response headers

Date
Thu, 23 Mar 2023 05:48:02 GMT
Server
OpenVPN-AS
Content-Length
1353
X-Frame-Options
SAMEORIGIN
Content-Type
text/css
all.min.css
vpn.sg.centerbook.com/
78 KB
78 KB
Stylesheet
General
Full URL
https://vpn.sg.centerbook.com/all.min.css
Requested by
Host: vpn.sg.centerbook.com
URL: https://vpn.sg.centerbook.com/?src=connect
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
13.76.191.125 , Singapore, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
OpenVPN-AS /
Resource Hash
c3d8c409f0ad78fe1288ba3b3404c06b1722b83ac3a69248e0f356e83d03bf7e
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

accept-language
zh-SG,zh;q=0.9
Referer
https://vpn.sg.centerbook.com/?src=connect
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.64 Safari/537.36

Response headers

Date
Thu, 23 Mar 2023 05:48:02 GMT
Server
OpenVPN-AS
Content-Length
79597
X-Frame-Options
SAMEORIGIN
Content-Type
text/css
bootstrap.min.css
vpn.sg.centerbook.com/
157 KB
157 KB
Stylesheet
General
Full URL
https://vpn.sg.centerbook.com/bootstrap.min.css
Requested by
Host: vpn.sg.centerbook.com
URL: https://vpn.sg.centerbook.com/?src=connect
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
13.76.191.125 , Singapore, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
OpenVPN-AS /
Resource Hash
680af6669abc319f9803f0fa26d443df1b6bc29133d88a8e4bea560ffed7288c
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

accept-language
zh-SG,zh;q=0.9
Referer
https://vpn.sg.centerbook.com/?src=connect
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.64 Safari/537.36

Response headers

Date
Thu, 23 Mar 2023 05:48:02 GMT
Server
OpenVPN-AS
Content-Length
160403
X-Frame-Options
SAMEORIGIN
Content-Type
text/css
bootstrap-select.min.css
vpn.sg.centerbook.com/
11 KB
11 KB
Stylesheet
General
Full URL
https://vpn.sg.centerbook.com/bootstrap-select.min.css
Requested by
Host: vpn.sg.centerbook.com
URL: https://vpn.sg.centerbook.com/?src=connect
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
13.76.191.125 , Singapore, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
OpenVPN-AS /
Resource Hash
69279bee49c5f3502f7a3f07358da1562cc0a10d57e8a56cfc0f8977d367c99f
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

accept-language
zh-SG,zh;q=0.9
Referer
https://vpn.sg.centerbook.com/?src=connect
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.64 Safari/537.36

Response headers

Date
Thu, 23 Mar 2023 05:48:02 GMT
Server
OpenVPN-AS
Content-Length
11120
X-Frame-Options
SAMEORIGIN
Content-Type
text/css
style.css
vpn.sg.centerbook.com/css/
2 KB
2 KB
Stylesheet
General
Full URL
https://vpn.sg.centerbook.com/css/style.css?v=1553284059
Requested by
Host: vpn.sg.centerbook.com
URL: https://vpn.sg.centerbook.com/?src=connect
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
13.76.191.125 , Singapore, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
OpenVPN-AS /
Resource Hash
50f51c5162563b91a3bd2cd1d5ffe3091eee193371848199c5486c299f12aebf
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

accept-language
zh-SG,zh;q=0.9
Referer
https://vpn.sg.centerbook.com/?src=connect
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.64 Safari/537.36

Response headers

Date
Thu, 23 Mar 2023 05:48:02 GMT
Server
OpenVPN-AS
Content-Length
1875
X-Frame-Options
SAMEORIGIN
Content-Type
text/css
jquery.min.js
vpn.sg.centerbook.com/
87 KB
88 KB
Script
General
Full URL
https://vpn.sg.centerbook.com/jquery.min.js
Requested by
Host: vpn.sg.centerbook.com
URL: https://vpn.sg.centerbook.com/?src=connect
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
13.76.191.125 , Singapore, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
OpenVPN-AS /
Resource Hash
ff1523fb7389539c84c65aba19260648793bb4f5e29329d2ee8804bc37a3fe6e
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

accept-language
zh-SG,zh;q=0.9
Referer
https://vpn.sg.centerbook.com/?src=connect
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.64 Safari/537.36

Response headers

Date
Thu, 23 Mar 2023 05:48:02 GMT
Server
OpenVPN-AS
Content-Length
89501
X-Frame-Options
SAMEORIGIN
Content-Type
application/x-javascript
popper.min.js
vpn.sg.centerbook.com/
19 KB
19 KB
Script
General
Full URL
https://vpn.sg.centerbook.com/popper.min.js
Requested by
Host: vpn.sg.centerbook.com
URL: https://vpn.sg.centerbook.com/?src=connect
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
13.76.191.125 , Singapore, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
OpenVPN-AS /
Resource Hash
5292e677fe712c80863414e9e73f3678d86d409f751392b6803b70a949fc1017
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

accept-language
zh-SG,zh;q=0.9
Referer
https://vpn.sg.centerbook.com/?src=connect
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.64 Safari/537.36

Response headers

Date
Thu, 23 Mar 2023 05:48:02 GMT
Server
OpenVPN-AS
Content-Length
19033
X-Frame-Options
SAMEORIGIN
Content-Type
application/x-javascript
bootstrap.min.js
vpn.sg.centerbook.com/
59 KB
59 KB
Script
General
Full URL
https://vpn.sg.centerbook.com/bootstrap.min.js
Requested by
Host: vpn.sg.centerbook.com
URL: https://vpn.sg.centerbook.com/?src=connect
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
13.76.191.125 , Singapore, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
OpenVPN-AS /
Resource Hash
38544024da1a0fc2f706be6582557b5722d17f48ad9a8073594a0cf928e2e3ff
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

accept-language
zh-SG,zh;q=0.9
Referer
https://vpn.sg.centerbook.com/?src=connect
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.64 Safari/537.36

Response headers

Date
Thu, 23 Mar 2023 05:48:02 GMT
Server
OpenVPN-AS
Content-Length
60174
X-Frame-Options
SAMEORIGIN
Content-Type
application/x-javascript
bootstrap-select.min.js
vpn.sg.centerbook.com/
51 KB
51 KB
Script
General
Full URL
https://vpn.sg.centerbook.com/bootstrap-select.min.js
Requested by
Host: vpn.sg.centerbook.com
URL: https://vpn.sg.centerbook.com/?src=connect
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
13.76.191.125 , Singapore, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
OpenVPN-AS /
Resource Hash
6763de73150d26e3296cd0154ff12dede3b5d39251c734c0ae4f8af4e437e4cc
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

accept-language
zh-SG,zh;q=0.9
Referer
https://vpn.sg.centerbook.com/?src=connect
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.64 Safari/537.36

Response headers

Date
Thu, 23 Mar 2023 05:48:02 GMT
Server
OpenVPN-AS
Content-Length
52249
X-Frame-Options
SAMEORIGIN
Content-Type
application/x-javascript
json2.min.js
vpn.sg.centerbook.com/js/lib/
3 KB
4 KB
Script
General
Full URL
https://vpn.sg.centerbook.com/js/lib/json2.min.js
Requested by
Host: vpn.sg.centerbook.com
URL: https://vpn.sg.centerbook.com/?src=connect
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
13.76.191.125 , Singapore, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
OpenVPN-AS /
Resource Hash
6082321fa006c2afea53132ac86165e4a598f3e53b2721cc8dedcbeacb667e54
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

accept-language
zh-SG,zh;q=0.9
Referer
https://vpn.sg.centerbook.com/?src=connect
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.64 Safari/537.36

Response headers

Date
Thu, 23 Mar 2023 05:48:02 GMT
Server
OpenVPN-AS
Content-Length
3436
X-Frame-Options
SAMEORIGIN
Content-Type
application/x-javascript
qrcode.js
vpn.sg.centerbook.com/
13 KB
13 KB
Script
General
Full URL
https://vpn.sg.centerbook.com/qrcode.js
Requested by
Host: vpn.sg.centerbook.com
URL: https://vpn.sg.centerbook.com/?src=connect
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
13.76.191.125 , Singapore, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
OpenVPN-AS /
Resource Hash
96d296336c91c047aca5230e2d4ca303e713f6c26c3928e3778bd0d77c48e3e4
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

accept-language
zh-SG,zh;q=0.9
Referer
https://vpn.sg.centerbook.com/?src=connect
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.64 Safari/537.36

Response headers

Date
Thu, 23 Mar 2023 05:48:02 GMT
Server
OpenVPN-AS
Content-Length
13006
X-Frame-Options
SAMEORIGIN
Content-Type
application/x-javascript
logo
vpn.sg.centerbook.com/
18 KB
18 KB
Image
General
Full URL
https://vpn.sg.centerbook.com/logo
Requested by
Host: vpn.sg.centerbook.com
URL: https://vpn.sg.centerbook.com/?src=connect
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
13.76.191.125 , Singapore, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
OpenVPN-AS /
Resource Hash
bc1a2be47a9bd11315f591a92d420f2ff06359403572c35a6b39b7136c66ad97
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

accept-language
zh-SG,zh;q=0.9
Referer
https://vpn.sg.centerbook.com/?src=connect
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.64 Safari/537.36

Response headers

Date
Thu, 23 Mar 2023 05:48:02 GMT
Server
OpenVPN-AS
Content-Length
18660
X-Frame-Options
SAMEORIGIN
Content-Type
image/png
open-vpn-logo.png
vpn.sg.centerbook.com/
2 KB
2 KB
Image
General
Full URL
https://vpn.sg.centerbook.com/open-vpn-logo.png
Requested by
Host: vpn.sg.centerbook.com
URL: https://vpn.sg.centerbook.com/?src=connect
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
13.76.191.125 , Singapore, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
OpenVPN-AS /
Resource Hash
f9702ca06f17996477501afb9ea9236f6c22168e439968a99433ce60633761ef
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

accept-language
zh-SG,zh;q=0.9
Referer
https://vpn.sg.centerbook.com/?src=connect
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.64 Safari/537.36

Response headers

Date
Thu, 23 Mar 2023 05:48:02 GMT
Server
OpenVPN-AS
Content-Length
1750
X-Frame-Options
SAMEORIGIN
Content-Type
image/png
lib-cws.js
vpn.sg.centerbook.com/js/
7 KB
8 KB
Script
General
Full URL
https://vpn.sg.centerbook.com/js/lib-cws.js?v=1553284059
Requested by
Host: vpn.sg.centerbook.com
URL: https://vpn.sg.centerbook.com/?src=connect
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
13.76.191.125 , Singapore, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
OpenVPN-AS /
Resource Hash
8ad16ebcc2920635ce21cbf0f6cf21dc1d4db2caa47a08e92dc9f51d566d7b74
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

accept-language
zh-SG,zh;q=0.9
Referer
https://vpn.sg.centerbook.com/?src=connect
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.64 Safari/537.36

Response headers

Date
Thu, 23 Mar 2023 05:48:02 GMT
Server
OpenVPN-AS
Content-Length
7635
X-Frame-Options
SAMEORIGIN
Content-Type
application/x-javascript
connect-cws.js
vpn.sg.centerbook.com/js/
26 KB
26 KB
Script
General
Full URL
https://vpn.sg.centerbook.com/js/connect-cws.js?v=1553284059
Requested by
Host: vpn.sg.centerbook.com
URL: https://vpn.sg.centerbook.com/?src=connect
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
13.76.191.125 , Singapore, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
OpenVPN-AS /
Resource Hash
06ce334ffe48dbfd6bee06baaf5fed183e033f258dd00ea388c4ed8aeec2ab13
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

accept-language
zh-SG,zh;q=0.9
Referer
https://vpn.sg.centerbook.com/?src=connect
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.64 Safari/537.36

Response headers

Date
Thu, 23 Mar 2023 05:48:02 GMT
Server
OpenVPN-AS
Content-Length
26285
X-Frame-Options
SAMEORIGIN
Content-Type
application/x-javascript
poppins-v9-latin-regular.woff2
vpn.sg.centerbook.com/
8 KB
8 KB
Font
General
Full URL
https://vpn.sg.centerbook.com/poppins-v9-latin-regular.woff2
Requested by
Host: vpn.sg.centerbook.com
URL: https://vpn.sg.centerbook.com/load-fonts.css
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
13.76.191.125 , Singapore, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
OpenVPN-AS /
Resource Hash
fab32ccef85408b763c899ad7c0b910c96c76dc9ed7158ce304fdcd3c0bf8388
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

Referer
https://vpn.sg.centerbook.com/load-fonts.css
Origin
https://vpn.sg.centerbook.com
accept-language
zh-SG,zh;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.64 Safari/537.36

Response headers

Date
Thu, 23 Mar 2023 05:48:02 GMT
Server
OpenVPN-AS
Content-Length
7968
X-Frame-Options
SAMEORIGIN
Content-Type
font/woff2
fa-light-300.woff2
vpn.sg.centerbook.com/
153 KB
154 KB
Font
General
Full URL
https://vpn.sg.centerbook.com/fa-light-300.woff2
Requested by
Host: vpn.sg.centerbook.com
URL: https://vpn.sg.centerbook.com/all.min.css
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
13.76.191.125 , Singapore, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
OpenVPN-AS /
Resource Hash
558c1708821688922a35f8105bc9b840a73ae02165d0016746c71741ab48128d
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

Referer
https://vpn.sg.centerbook.com/all.min.css
Origin
https://vpn.sg.centerbook.com
accept-language
zh-SG,zh;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.64 Safari/537.36

Response headers

Date
Thu, 23 Mar 2023 05:48:02 GMT
Server
OpenVPN-AS
Content-Length
157064
X-Frame-Options
SAMEORIGIN
Content-Type
font/woff2
login.html
vpn.sg.centerbook.com/html/
2 KB
2 KB
XHR
General
Full URL
https://vpn.sg.centerbook.com/html/login.html?v=1553284059
Requested by
Host: vpn.sg.centerbook.com
URL: https://vpn.sg.centerbook.com/jquery.min.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
13.76.191.125 , Singapore, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
OpenVPN-AS /
Resource Hash
5b902fadbc81f4a8349d0a18b027aa17e2938f59132f530883b7461671cea903
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

Accept
*/*
Referer
https://vpn.sg.centerbook.com/?src=connect
X-Requested-With
XMLHttpRequest
accept-language
zh-SG,zh;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.64 Safari/537.36

Response headers

Date
Thu, 23 Mar 2023 05:48:02 GMT
Server
OpenVPN-AS
Content-Length
1968
X-Frame-Options
SAMEORIGIN
Content-Type
text/html
login-challenge.html
vpn.sg.centerbook.com/html/
627 B
778 B
XHR
General
Full URL
https://vpn.sg.centerbook.com/html/login-challenge.html?v=1553284059
Requested by
Host: vpn.sg.centerbook.com
URL: https://vpn.sg.centerbook.com/jquery.min.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
13.76.191.125 , Singapore, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
OpenVPN-AS /
Resource Hash
af56b6e2ac80cf26dbf5fd22ecfe9dec97b17db4c011fe5bb995c51008f36f43
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

Accept
*/*
Referer
https://vpn.sg.centerbook.com/?src=connect
X-Requested-With
XMLHttpRequest
accept-language
zh-SG,zh;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.64 Safari/537.36

Response headers

Date
Thu, 23 Mar 2023 05:48:02 GMT
Server
OpenVPN-AS
Content-Length
627
X-Frame-Options
SAMEORIGIN
Content-Type
text/html
downloads.html
vpn.sg.centerbook.com/html/
5 KB
5 KB
XHR
General
Full URL
https://vpn.sg.centerbook.com/html/downloads.html?v=1553284059
Requested by
Host: vpn.sg.centerbook.com
URL: https://vpn.sg.centerbook.com/jquery.min.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
13.76.191.125 , Singapore, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
OpenVPN-AS /
Resource Hash
a55559f0be798529230ce6607c6755ea3a8d50fe02bc564e8eacb40640007dce
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

Accept
*/*
Referer
https://vpn.sg.centerbook.com/?src=connect
X-Requested-With
XMLHttpRequest
accept-language
zh-SG,zh;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.64 Safari/537.36

Response headers

Date
Thu, 23 Mar 2023 05:48:02 GMT
Server
OpenVPN-AS
Content-Length
5273
X-Frame-Options
SAMEORIGIN
Content-Type
text/html
import_profile.html
vpn.sg.centerbook.com/html/
1 KB
2 KB
XHR
General
Full URL
https://vpn.sg.centerbook.com/html/import_profile.html?v=1553284059
Requested by
Host: vpn.sg.centerbook.com
URL: https://vpn.sg.centerbook.com/jquery.min.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
13.76.191.125 , Singapore, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
OpenVPN-AS /
Resource Hash
9fe7ad0167a7fc7cf5d36b4a683a35a384cd557569f940e08f3f29fcaf6f45d1
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

Accept
*/*
Referer
https://vpn.sg.centerbook.com/?src=connect
X-Requested-With
XMLHttpRequest
accept-language
zh-SG,zh;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.64 Safari/537.36

Response headers

Date
Thu, 23 Mar 2023 05:48:02 GMT
Server
OpenVPN-AS
Content-Length
1492
X-Frame-Options
SAMEORIGIN
Content-Type
text/html
profiles.html
vpn.sg.centerbook.com/html/
2 KB
2 KB
XHR
General
Full URL
https://vpn.sg.centerbook.com/html/profiles.html?v=1553284059
Requested by
Host: vpn.sg.centerbook.com
URL: https://vpn.sg.centerbook.com/jquery.min.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
13.76.191.125 , Singapore, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
OpenVPN-AS /
Resource Hash
1aace9b45aa44d3a43ded96a19313090148d581f5059587fe03cbbfb6166be9a
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

Accept
*/*
Referer
https://vpn.sg.centerbook.com/?src=connect
X-Requested-With
XMLHttpRequest
accept-language
zh-SG,zh;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.64 Safari/537.36

Response headers

Date
Thu, 23 Mar 2023 05:48:02 GMT
Server
OpenVPN-AS
Content-Length
1585
X-Frame-Options
SAMEORIGIN
Content-Type
text/html
password.html
vpn.sg.centerbook.com/html/
946 B
1 KB
XHR
General
Full URL
https://vpn.sg.centerbook.com/html/password.html?v=1553284059
Requested by
Host: vpn.sg.centerbook.com
URL: https://vpn.sg.centerbook.com/jquery.min.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
13.76.191.125 , Singapore, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
OpenVPN-AS /
Resource Hash
94b60bb2a455856a150af70192527cc2de373db6fc6aec5114f595ba4f5b0bc9
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

Accept
*/*
Referer
https://vpn.sg.centerbook.com/?src=connect
X-Requested-With
XMLHttpRequest
accept-language
zh-SG,zh;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.64 Safari/537.36

Response headers

Date
Thu, 23 Mar 2023 05:48:02 GMT
Server
OpenVPN-AS
Content-Length
946
X-Frame-Options
SAMEORIGIN
Content-Type
text/html
session2.json
vpn.sg.centerbook.com/
928 B
2 KB
XHR
General
Full URL
https://vpn.sg.centerbook.com/session2.json?_ts=1679550482580
Requested by
Host: vpn.sg.centerbook.com
URL: https://vpn.sg.centerbook.com/jquery.min.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
13.76.191.125 , Singapore, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
OpenVPN-AS /
Resource Hash
c87456d50a7fa4e006d07c8b6f8fb081ff18325498c6bd17d666bd94867cdf27
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

Accept
text/plain, */*; q=0.01
X-OpenVPN
1
Referer
https://vpn.sg.centerbook.com/?src=connect
X-Requested-With
XMLHttpRequest
accept-language
zh-SG,zh;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.64 Safari/537.36
X-CWS-Proto-Ver
2

Response headers

Pragma
no-cache
Date
Thu, 23 Mar 2023 05:48:02 GMT
Cache-Control
no-store, no-cache, must-revalidate
Server
OpenVPN-AS
Transfer-Encoding
chunked
X-Frame-Options
SAMEORIGIN
Content-Type
text/html; charset=UTF-8

Verdicts & Comments Add Verdict or Comment

25 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.

boolean| credentialless string| host object| IS_IPADDR_URL function| $ function| jQuery function| Popper object| bootstrap function| qrcode object| stdio object| $ui object| stdui object| Connect string| HTML_VIEWS object| OpenVPN function| CWSController function| UserProfileController function| ChangePasswordController function| LoginController function| DownloadsController function| LoginView function| LoginChallengeView function| DownloadsView function| UserProfileView function| ChangePasswordView function| Credentials

1 Cookies

Domain/Path Name / Value
vpn.sg.centerbook.com/ Name: openvpn_sess_QLztjxhWvdbRJLTsunKhkg1einGI-sbZ_U5p3V4sfzVUe4QM_VSVWTofBpR-uniK68lRNrBDPfdNOMCcPFQqGg
Value: MPpY-8mJAJ_ymsVHxsyOtpFsLp1eNp6jCgSKC41dge9k8SpyI9zV73hRnzormX7fNw0pLLDLmAoTY7kJMvA_KQ

1 Console Messages

Source Level URL
Text
network error URL: https://vpn.sg.centerbook.com/session2.json?_ts=1679550482580
Message:
Failed to load resource: the server responded with a status of 404 (Not Found)

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
X-Frame-Options SAMEORIGIN

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.

vpn.sg.centerbook.com
13.76.191.125
06ce334ffe48dbfd6bee06baaf5fed183e033f258dd00ea388c4ed8aeec2ab13
1aace9b45aa44d3a43ded96a19313090148d581f5059587fe03cbbfb6166be9a
1e4f375dd61024bd39572391db01d7c6133c5f6a1ac66dd7ef6eecef701a319a
38544024da1a0fc2f706be6582557b5722d17f48ad9a8073594a0cf928e2e3ff
50f51c5162563b91a3bd2cd1d5ffe3091eee193371848199c5486c299f12aebf
5292e677fe712c80863414e9e73f3678d86d409f751392b6803b70a949fc1017
558c1708821688922a35f8105bc9b840a73ae02165d0016746c71741ab48128d
5b902fadbc81f4a8349d0a18b027aa17e2938f59132f530883b7461671cea903
6082321fa006c2afea53132ac86165e4a598f3e53b2721cc8dedcbeacb667e54
6763de73150d26e3296cd0154ff12dede3b5d39251c734c0ae4f8af4e437e4cc
680af6669abc319f9803f0fa26d443df1b6bc29133d88a8e4bea560ffed7288c
69279bee49c5f3502f7a3f07358da1562cc0a10d57e8a56cfc0f8977d367c99f
8ad16ebcc2920635ce21cbf0f6cf21dc1d4db2caa47a08e92dc9f51d566d7b74
94b60bb2a455856a150af70192527cc2de373db6fc6aec5114f595ba4f5b0bc9
96d296336c91c047aca5230e2d4ca303e713f6c26c3928e3778bd0d77c48e3e4
9fe7ad0167a7fc7cf5d36b4a683a35a384cd557569f940e08f3f29fcaf6f45d1
a55559f0be798529230ce6607c6755ea3a8d50fe02bc564e8eacb40640007dce
aec35173a7631923704b1030573be26f3dda488bd0bdb0043fe1f536820f6ba6
af56b6e2ac80cf26dbf5fd22ecfe9dec97b17db4c011fe5bb995c51008f36f43
bc1a2be47a9bd11315f591a92d420f2ff06359403572c35a6b39b7136c66ad97
c3d8c409f0ad78fe1288ba3b3404c06b1722b83ac3a69248e0f356e83d03bf7e
c87456d50a7fa4e006d07c8b6f8fb081ff18325498c6bd17d666bd94867cdf27
f9702ca06f17996477501afb9ea9236f6c22168e439968a99433ce60633761ef
fab32ccef85408b763c899ad7c0b910c96c76dc9ed7158ce304fdcd3c0bf8388
ff1523fb7389539c84c65aba19260648793bb4f5e29329d2ee8804bc37a3fe6e