Check-Host.cc

Domain

mcmaster.ca

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

Run a live full scan of mcmaster.ca

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
402
A/AAAA targets
Subdomains
4,068
CT + scan + body
Record Types
5
seen in DNS
Observed Certs
22
in our scans

DNS Records

A
AAAA
MX
NS
TXT
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.

8ce5a36ce75146b3… google · xenon2026h2
Subject: pinwps02.uts.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA EV R36
SANs: pinwps02.uts.mcmaster.ca, brighterworld.mcmaster.ca, bw-archive.mcmaster.ca, dailynews.mcmaster.ca, mcmaster.ca, newsarchive.mcmaster.ca, pinwps02.mcmaster.ca, www.mcmaster.ca
Valid: 2025-10-01 00:00:00 → 2026-11-01 23:59:59
dc21efa39e782292… google · xenon2026h2
Subject: pinwps02.uts.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA EV R36
SANs: pinwps02.uts.mcmaster.ca, brighterworld.mcmaster.ca, bw-archive.mcmaster.ca, dailynews.mcmaster.ca, mcmaster.ca, newsarchive.mcmaster.ca, pinwps02.mcmaster.ca, www.mcmaster.ca
Valid: 2025-10-01 00:00:00 → 2026-11-01 23:59:59
e25c627443420fc0… google · argon2026h2
Subject: mcmaster.ca
Issuer: Sectigo Public Server Authentication CA OV R36
SANs: mcmaster.ca
Valid: 2025-08-28 00:00:00 → 2026-08-28 23:59:59
fd42f2c4ae0762bc… google · xenon2026h2
Subject: mcmaster.ca
Issuer: Sectigo Public Server Authentication CA OV R36
SANs: mcmaster.ca
Valid: 2025-08-28 00:00:00 → 2026-08-28 23:59:59
add622176cf0a8e1… google · argon2026h2
Subject: mcmaster.ca
Issuer: Sectigo Public Server Authentication CA EV R36
SANs: mcmaster.ca
Valid: 2025-08-25 00:00:00 → 2026-09-25 23:59:59
e5aba629d80b9e46… google · xenon2026h2
Subject: mcmaster.ca
Issuer: Sectigo Public Server Authentication CA EV R36
SANs: mcmaster.ca
Valid: 2025-08-25 00:00:00 → 2026-09-25 23:59:59
4e852295629bfad5… google · argon2026h2
Subject: *.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA OV R36
SANs: *.mcmaster.ca, mcmaster.ca
Valid: 2025-07-03 00:00:00 → 2026-08-02 23:59:59
4e852295629bfad5… google · xenon2026h2
Subject: *.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA OV R36
SANs: *.mcmaster.ca, mcmaster.ca
Valid: 2025-07-03 00:00:00 → 2026-08-02 23:59:59
ad8a892d7a038641… google · xenon2026h2
Subject: *.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA OV R36
SANs: *.mcmaster.ca, mcmaster.ca
Valid: 2025-07-03 00:00:00 → 2026-08-02 23:59:59

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.