Submitted URL: http://captcha.zhihu.com/
Effective URL: https://captcha.zhihu.com/
Submission: On March 29 via manual from IN — Scanned from DE

Summary

This website contacted 1 IPs in 1 countries across 1 domains to perform 1 HTTP transactions. The main IP is 103.41.167.236, located in China and belongs to CHINANET-HEBEI-SHIJIAZHUANG-IDC Shijiazhuang IDC network, CHINANET Hebei province, CN. The main domain is captcha.zhihu.com. The Cisco Umbrella rank of the primary domain is 82728.
TLS certificate: Issued by GeoTrust CN RSA CA G1 on December 5th 2022. Valid for: a year.
This is the only time captcha.zhihu.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 2 103.41.167.236 134760 (CHINANET-...)
1 1
Apex Domain
Subdomains
Transfer
2 zhihu.com
captcha.zhihu.com — Cisco Umbrella Rank: 82728
1 KB
1 1
Domain Requested by
2 captcha.zhihu.com 1 redirects
1 1

This site contains no links.

Subject Issuer Validity Valid
*.zhihu.com
GeoTrust CN RSA CA G1
2022-12-05 -
2024-01-05
a year crt.sh

This page contains 1 frames:

Primary Page: https://captcha.zhihu.com/
Frame ID: D8122A858CAD535D2BE46F3B60513550
Requests: 1 HTTP requests in this frame

Screenshot

Page Title

502 Bad Gateway

Page URL History Show full URLs

  1. http://captcha.zhihu.com/ HTTP 301
    https://captcha.zhihu.com/ Page URL

Page Statistics

1
Requests

100 %
HTTPS

0 %
IPv6

1
Domains

1
Subdomains

1
IPs

1
Countries

1 kB
Transfer

1 kB
Size

2
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. http://captcha.zhihu.com/ HTTP 301
    https://captcha.zhihu.com/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

1 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
captcha.zhihu.com/
Redirect Chain
  • http://captcha.zhihu.com/
  • https://captcha.zhihu.com/
572 B
881 B
Document
General
Full URL
https://captcha.zhihu.com/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, CHACHA20_POLY1305
Server
103.41.167.236 , China, ASN134760 (CHINANET-HEBEI-SHIJIAZHUANG-IDC Shijiazhuang IDC network, CHINANET Hebei province, CN),
Reverse DNS
Software
CLOUD ELB 1.0.0 /
Resource Hash
72d82fb5a0ecbde7f498532fb6969884ad6f85aaf814c6e315b57281ccf1b6da

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.146 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

Connection
keep-alive
Content-Length
572
Content-Type
text/html
Date
Wed, 29 Mar 2023 08:24:57 GMT
Referrer-Policy
no-referrer-when-downgrade
Server
CLOUD ELB 1.0.0
Vary
Accept-Encoding
X-Backend-Response
0.000
X-SecNG-Response
0
x-idc-id
2
x-lb-timing
0.001

Redirect headers

Connection
keep-alive
Content-Length
182
Content-Type
text/html
Date
Wed, 29 Mar 2023 08:24:56 GMT
Location
https://captcha.zhihu.com/
Referrer-Policy
no-referrer-when-downgrade
Server
CLOUD ELB 1.0.0
Vary
Accept-Encoding
X-Backend-Response
0.000
X-SecNG-Response
0.0059998035430908
x-idc-id
2
x-lb-timing
0.009

Verdicts & Comments Add Verdict or Comment

1 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

2 Cookies

Domain/Path Name / Value
.zhihu.com/ Name: _xsrf
Value: qexDB5eZJwt6DqzbY2jLUjc4BF2nUj86
captcha.zhihu.com/ Name: KLBRSID
Value: ca494ee5d16b14b649673c122ff27291|1680078296|1680078296

1 Console Messages

Source Level URL
Text
network error URL: https://captcha.zhihu.com/
Message:
Failed to load resource: the server responded with a status of 502 (Bad Gateway)

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.

captcha.zhihu.com
103.41.167.236
72d82fb5a0ecbde7f498532fb6969884ad6f85aaf814c6e315b57281ccf1b6da