Check-Host.cc
Domain

2dcomputer.vn

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

Run a live full scan of 2dcomputer.vn

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
5
A/AAAA targets
Subdomains
16
CT + scan + body
Record Types
6
seen in DNS
Observed Certs
3
in our scans

DNS Records

A
104.21.17.94, 172.67.175.108
AAAA
2606:4700:3033::ac43:af6c, 2606:4700:3034::6815:115e
MX
0 _dc-mx.d73c78b77021.2dcomputer.vn
NS
piotr.ns.cloudflare.com, tori.ns.cloudflare.com
TXT
google-site-verification=EYIFPFgDUZXnHaDK6g6ixmJM3ADT_d4DMyGwu27YzyU, openai-domain-verification=dv-gkAjelWqBmXf8H2msS60SLiA, v=spf1 +a +mx +ip4:123.30.136.219 +ip4:103.9.76.78 ~all
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

Every subdomain we know about — harvested from CT-log SANs, scan-observed certs and HTML body references — paired with its current A/AAAA target.

Subdomain Resolves to Last seen
2dcomputer.vn 2026-08-18 09:16:45.443
autoconfig.2dcomputer.vn 2026-08-18 09:32:51.764
autodiscover.2dcomputer.vn 2026-08-18 09:32:51.764
cpanel.2dcomputer.vn 2026-08-18 09:32:51.764
cpcalendars.2dcomputer.vn 2026-08-18 09:16:45.443
cpcontacts.2dcomputer.vn 2026-08-18 09:16:45.443
ftp.2dcomputer.vn 2026-08-18 09:32:51.764
mail.2dcomputer.vn 2026-08-18 09:32:51.764
webdisk.2dcomputer.vn 2026-08-18 09:16:45.443
www.2dcomputer.vn 2026-08-18 09:32:51.764
buildvn.2dcomputer.vn 2026-08-18 09:16:45.443
demo-cms.2dcomputer.vn 2026-08-10 23:31:43.758
haianpc.2dcomputer.vn 2026-08-16 23:19:45.307
www.buildvn.2dcomputer.vn 2026-08-18 09:16:45.443
www.demo-cms.2dcomputer.vn 2026-08-10 23:31:43.758
www.haianpc.2dcomputer.vn 2026-08-16 23:19:45.307

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.

71feb78241a753c8… google · xenon2026h2
Subject: 2dcomputer.vn
Issuer: YE2
SANs: *.2dcomputer.vn, 2dcomputer.vn
Valid: 2026-08-21 03:51:01 → 2026-11-19 03:51:00
005251fd0453bd05… google · xenon2026h2
Subject: webdisk.2dcomputer.vn
Issuer: YR2
SANs: 2dcomputer.vn, autodiscover.2dcomputer.vn, buildvn.2dcomputer.vn, cpanel.2dcomputer.vn, cpcalendars.2dcomputer.vn, cpcontacts.2dcomputer.vn, mail.2dcomputer.vn, webdisk.2dcomputer.vn, www.2dcomputer.vn, www.buildvn.2dcomputer.vn
Valid: 2026-08-18 07:00:47 → 2026-11-16 07:00:46
7ca7c5f19bcff1e0… digicert · wyvern2026h2
Subject: webdisk.2dcomputer.vn
Issuer: YR2
SANs: 2dcomputer.vn, autodiscover.2dcomputer.vn, buildvn.2dcomputer.vn, cpanel.2dcomputer.vn, cpcalendars.2dcomputer.vn, cpcontacts.2dcomputer.vn, mail.2dcomputer.vn, webdisk.2dcomputer.vn, www.2dcomputer.vn, www.buildvn.2dcomputer.vn
Valid: 2026-08-18 07:00:47 → 2026-11-16 07:00:46

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 2606:4700:3033::ac43:af6c 2026-08-18 09:16:45.443 2026-08-18 09:16:45.443
SRV _autodiscover._tcp 0 0 443 cpanelemaildiscovery.cpanel.net 2026-08-18 09:16:45.443 2026-08-18 09:16:45.443
A 172.67.175.108 2026-08-18 09:16:45.443 2026-08-18 09:16:45.443
TXT openai-domain-verification=dv-gkAjelWqBmXf8H2msS60SLiA 2026-08-18 09:16:45.443 2026-08-18 09:16:45.443
SRV _carddav._tcp 0 0 2079 _dc-srv.d73c78b77021._carddav._tcp.2dcomputer.vn 2026-08-18 09:16:45.443 2026-08-18 09:16:45.443
TXT google-site-verification=EYIFPFgDUZXnHaDK6g6ixmJM3ADT_d4DMyGwu27YzyU 2026-08-18 09:16:45.443 2026-08-18 09:16:45.443
SRV _caldav._tcp 0 0 2079 _dc-srv.d73c78b77021._caldav._tcp.2dcomputer.vn 2026-08-18 09:16:45.443 2026-08-18 09:16:45.443
A 104.21.17.94 2026-08-18 09:16:45.443 2026-08-18 09:16:45.443
AAAA 2606:4700:3034::6815:115e 2026-08-18 09:16:45.443 2026-08-18 09:16:45.443
NS piotr.ns.cloudflare.com 2026-08-18 09:16:45.443 2026-08-18 09:16:45.443
TXT v=spf1 +a +mx +ip4:123.30.136.219 +ip4:103.9.76.78 ~all 2026-08-18 09:16:45.443 2026-08-18 09:16:45.443
NS tori.ns.cloudflare.com 2026-08-18 09:16:45.443 2026-08-18 09:16:45.443
MX 0 _dc-mx.d73c78b77021.2dcomputer.vn 2026-08-18 09:16:45.443 2026-08-18 09:16:45.443