Check-Host.cc

Domain

study.vk.team

Aggregated from public BGP, CT logs, our scan layer, honeypots and global probes.

Run a live full scan of study.vk.team

On-demand: ports, banners, TLS, tech-stack, subdomains and origin/IP-leak detection. Results are shared publicly for everyone to link to.

Deep-scan now
Hosting IPs
4
A/AAAA targets
Subdomains
CT + scan + body
Record Types
3
seen in DNS
Observed Certs
12
in our scans

DNS Records

A
10.102.226.141, 10.102.227.138
AAAA
fd00:b4c2:3b0::42, fd00:b4c2:5b0::33
MX
NS
TXT
v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDMgjT2QMNkx8LFirqYJG5PiVkzqETOzMt7Oq35rb1M6tgOmo2Iw3oeBjnYtJswfDC9uHbaAGNu4pB6nSqVGp6yb+jtv6a3xARhB7lMCLVaqHozZWwkMn0Tj7pBub0jEuO0/CtS0tePeOphwshTgBAymloFcPHTJX7sHBcGpWE2zQIDAQAB, v=DMARC1; p=reject;, v=spf1 ip4:176.112.173.8/30 ip4:176.112.168.14/31 ip4:176.112.170.0/31 ip4:89.221.228.76/31 redirect=_spf.mail.ru
CNAME
CAA

WHOIS / Registration

Registration data planned

Registrar, creation/expiry dates and domain status via RDAP. Rolling out gradually — bulk WHOIS is rate-limited, so we resolve on a prioritized cadence.

Subdomains

Subdomain enumeration pending

Every subdomain ever issued a TLS cert under this apex — extracted from Certificate Transparency logs, our own scan observations and body references.

Tech Stack

Tech detection pending

Wappalyzer-rules detect CMS, frameworks, analytics, JS libs and server-side languages on this domain.

TLS Certificates

Certificate observations pending

TLS certs naming this domain in subject or SANs will appear here as our scan-layer catches them.

IPs Citing This Domain

No citing IPs found yet

As the world-sweep progresses, hosts referencing this domain in their HTML will surface here.

Origin / IP-Leak

USP

When a hostname is served behind a CDN (e.g. Cloudflare), the origin server can sometimes be identified by matching its TLS cert against the protected hostname. Findings shown here are heuristic candidates, not guarantees.

No origin-IP leaks detected (yet)

Either this domain doesn't sit behind a CDN, or we haven't seen a TLS cert from a non-CDN IP matching this hostname. Run a fullscan to refresh the cert→IP cross-reference.

CT-Log Evidence

Certificates from public Certificate Transparency logs whose subject or SAN names this domain — including historic certs we never observed live.

a47f7441db8b1381… google · argon2026h2
Subject: *.study.vk.team
Issuer: HARICA DV TLS RSA
SANs: *.study.vk.team, study.vk.team
Valid: 2025-11-21 15:48:11 → 2026-11-21 15:48:11
a47f7441db8b1381… google · xenon2026h2
Subject: *.study.vk.team
Issuer: HARICA DV TLS RSA
SANs: *.study.vk.team, study.vk.team
Valid: 2025-11-21 15:48:11 → 2026-11-21 15:48:11

Threat Intelligence

Domain threat-intel pending

Matches in URLhaus, OpenPhish, PhishTank, malware feeds, and Spamhaus DBL.

History

Passive DNS — every value this name ever resolved to and when we first / last observed it. Updates every cycle of our forward-DNS crawler.

Type Value First seen Last seen
AAAA fd00:b4c2:5b0::33 2026-06-22 04:04:47.538 2026-07-25 18:28:34.455
A 10.102.227.138 2026-06-22 04:04:47.538 2026-07-25 18:28:34.455
TXT v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDMgjT2QMNkx8LFirqYJG5PiVkzqETOzMt7Oq35rb1M6tgOmo2Iw3oeBjnYtJswfDC9uHbaAGNu4pB6nSqVGp6yb+jtv6a3xARhB7lMCLVaqHozZWwkMn0Tj7pBub0jEuO0/CtS0tePeOphwshTgBAymloFcPHTJX7sHBcGpWE2zQIDAQAB 2026-06-22 04:04:47.538 2026-07-25 18:28:34.455
AAAA fd00:b4c2:3b0::42 2026-06-22 04:04:47.538 2026-07-25 18:28:34.455
TXT v=DMARC1; p=reject; 2026-06-22 04:04:47.538 2026-07-25 18:28:34.455
A 10.102.226.141 2026-06-22 04:04:47.538 2026-07-25 18:28:34.455
TXT v=spf1 ip4:176.112.173.8/30 ip4:176.112.168.14/31 ip4:176.112.170.0/31 ip4:89.221.228.76/31 redirect=_spf.mail.ru 2026-06-22 04:04:47.538 2026-07-25 18:28:34.455