cs506503.userapi.com - dns.ninja

cs506503.userapi.com

DNSSEC⚠️ Not signed
A87.240.131.226🇷🇺 VKONTAKTE-SPB-AS87.240.128.0/18 Saint Petersburg region
PTRsrv226-131-240-87.vk.com

userapi.com

DNSSEC⚠️ Not signed
A87.240.129.187🇷🇺 VKONTAKTE-SPB-AS87.240.128.0/18 Saint Petersburg region
A87.240.190.64🇷🇺 VKONTAKTE-SPB-AS87.240.128.0/18 Saint Petersburg region
NSns1.vkontakte.ru ⭐
NSns2.vkontakte.ru
NSns3.vkontakte.ru
NSns4.vkontakte.ru
MXmx.vk.com ⭐
TXTHARICA-7rMvGABnKMnABT4yIpZ
TXT_globalsign-domain-verification=MTlPckbrbufqf1JnpHMmOmwzo8YGGLlvWrcq6GWzyT
TXT_globalsign-domain-verification=6gPgwhJkX4uBuKXUE5O7y9oUmtXB-CAJv9xnFqikEy
TXT_globalsign-domain-verification=7yYVJvdrWz05cbzkQl-l0yVYWsP6gDO5u194Ic8KA8
TXTatJ1QQ0fGXlJSD9DKrPatRQAB83O7mfrJvGeRBNgitM=
TXTHARICA-1ObFuIyyYSvGS21lPSl
TXT_globalsign-domain-verification=O0Pt8zhXN9vdBLKTxOu4bCXzcpDWeAUl7l3Ar9XFUH
TXTv=spf1 -all
TXT_globalsign-domain-verification=Ldp0yHWVZFPvYhD5fv1Cc9Z6N1qveliT6uzxwdrr9C
SOAns1.vkontakte.runcc@vk.com serial=3572263106
WOT: SAFE (67/100)
rank #7053 globally
rank #3455 in the tld
Semrush Rank:#17,005,439 Keywords:8 Traffic:0/mo
WOT: SAFE (90/100)
📈 Tranco rank: #171
userapi.com - Tranco Rank (30d: ↑+6)170172174176178180181May 3May 13May 23Jun 2Jun 11Rank#177#171

userapi.com

userapi.com is a domain owned and operated by VK (formerly VKontakte), the largest social media platform in Russia and the CIS region.

Purpose

The domain serves as part of VK's API infrastructure:

  • API Endpoints: Used for VK's developer API services
  • Content Delivery: Hosts user-uploaded content (images, videos, audio files) served through VK's CDN
  • Authentication: Handles OAuth and authentication flows for third-party applications

About VK

VK (VKontakte) is a Russian social networking service founded in 2006 by Pavel Durov. Key facts:

  • Largest social network in Russia with over 100 million monthly active users
  • Offers features similar to Facebook: profiles, messaging, groups, news feeds, music, and video sharing
  • Owned by VK Company (formerly Mail.ru Group)
  • Provides extensive APIs for developers to build applications and integrations

Technical Notes

  • The domain redirects (301) tovk.comwhen accessed directly in a browser
  • Subdomains likepp.userapi.comandsun*.userapi.comserve media content
  • Commonly seen in network traffic from VK mobile and web applications

DNS History

2 records (1 active, 1 former)

20192020202120222023202420252026A87.240.131.22687.240.162.100
●A87.240.131.2262026-02-23 → 2026-06-13 · 3 obs
○ 2018-08-26 10:13:38
● 2026-02-23 13:46:22
● 2026-06-13 16:52:14
○A87.240.162.1002018-08-26 → 2018-08-26 · 3 obs
● 2018-08-26 10:13:38
○ 2026-02-23 13:46:22
○ 2026-06-13 16:52:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
userapi.comns1.vkontakte.ru, ns2.vkontakte.ru, ns3.vkontakte.ru, ns4.vkontakte.ru-

✅ Authoritative Response

Server:93.186.238.238

NS records: ns1.vkontakte.ru, ns2.vkontakte.ru, ns3.vkontakte.ru, ns4.vkontakte.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for userapi.com (unsigned zone)

⏱️ Timing

Total: 955ms | Queries: -

📄 Records

TypeCountSample Data
A187.240.131.226

Analysis

IP Addresses

cs506503.userapi.com resolves to just one IP address, 87.240.131.226.

Two other host names, along with cs505301.vk.me, cs534300.vk.me and cs506409.userapi.com, also share IP numbers with cs506503.userapi.com.