Check-Host.cc

Domain

matrix.org

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

Run a live full scan of matrix.org

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

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Hosting IPs
A/AAAA targets
Subdomains
CT + scan + body
Record Types
seen in DNS
Observed Certs
in our scans

DNS Records

A
172.66.135.3, 172.66.139.239
AAAA
2606:4700:10::ac42:8703, 2606:4700:10::ac42:8bef
MX
1 aspmx.l.google.com, 10 alt3.aspmx.l.google.com, 10 alt4.aspmx.l.google.com, 5 alt1.aspmx.l.google.com, 5 alt2.aspmx.l.google.com
NS
derek.ns.cloudflare.com, laura.ns.cloudflare.com
TXT
google-site-verification=8RMxuwfmm-wPif3Tvs3hWOlsoMgVXHT-mpHMTepW27E, google-site-verification=EBNpQSVGNJCUkEzbk2vt2BLvvRHoIlgp4C48fBlZyLQ, google-site-verification=J8_DjdsqBAPelUR1VXSV4jj4hX_ZfnWae_khwjr55wY, google-site-verification=WtVGAosO4JrjN_QGtENIbAEMcy5Dk7t6hcC4yQ5KC7A, google-site-verification=YHOeBO5suOmGyGWX9dhGZEv2cUW5ggwJecams7zaPvg, v=spf1 mx include:mail.zendesk.com include:amazonses.com include:_spf.google.com ip4:94.237.52.96 ip6:2a04:3541:1000:500:6866:a4ff:fe4c:7cce -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

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.

Threat Intelligence

Domain threat-intel pending

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

History

Domain timeline pending

Passive-DNS history accumulates as our forward-DNS crawler observes A/AAAA/MX/NS/TXT records over time.