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

DNS Records

A
130.113.64.30
AAAA
MX
0 mcmaster-ca.mail.protection.outlook.com
NS
ns1.d-zone.ca, ns2.d-zone.ca
TXT
adobe-idp-site-verification=521fb07e70c74d375d9021764f9bccbb552b39a1450af19876b6e1f7ba4d056f, apple-domain-verification=pP0SnDHkvHNfZF2H, atlassian-domain-verification=7tVM7m0gVEaRA9kiMGlZ/z6VAf74LxiDHqtGrln5uTAqAFrJIn4amKKStzq4TsSW, atlassian-sending-domain-verification=0fb14a24-012b-41f7-b7a1-7e3ce42d0b86, brevo-code:09357c2630559d902817770f34dbf0b1, d365mktkey=4hhuixh78jd6s4sjmxg1hko4r, d365mktkey=7gYLyRxLlNczgQo110ItXr9uIISpe41yQUHtyAwSXkcx, d365mktkey=BqjSQ7Bvr0rnf5WzRbel4CtxAYI3EML4y9RNypv8QKEx
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

Subject: gm.cas.mcmaster.ca
Issuer: YR1
SANs: gm.cas.mcmaster.ca
Subject: active.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA OV R36
SANs: active.mcmaster.ca
Subject: *.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA OV R36
SANs: *.mcmaster.ca, mcmaster.ca
Subject: gitlab.cas.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA OV E36
SANs: gitlab.cas.mcmaster.ca
Subject: fhs-uag.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA OV R36
SANs: fhs-uag.csu.mcmaster.ca, fhs-uag.mcmaster.ca
Subject: *.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA OV R36
SANs: *.mcmaster.ca, mcmaster.ca
Subject: leap.cas.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA EV R36
SANs: leap.cas.mcmaster.ca, www.leap.cas.mcmaster.ca
Subject: *.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA OV R36
SANs: *.mcmaster.ca, mcmaster.ca
Subject: prelcs01.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA OV R36
SANs: prelcs01.mcmaster.ca, surveys.mcmaster.ca
Subject: bus-wpprod-redhat8.business.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA OV R36
SANs: bus-wpprod-redhat8.business.mcmaster.ca
Subject: pinmm01.uts.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA EV R36
SANs: mailman.cis.mcmaster.ca, mailman.mcmaster.ca, mailman1.cis.mcmaster.ca, mailman1.mcmaster.ca, pinmm01.uts.mcmaster.ca
Subject: humanities.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA OV R36
SANs: *.humanities.mcmaster.ca, humanities.mcmaster.ca
Subject: www.ece.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA EV R36
SANs: www.ece.mcmaster.ca
Subject: eskape.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA OV R36
SANs: eskape.mcmaster.ca, www.eskape.mcmaster.ca
Subject: humanities.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA OV R36
SANs: *.humanities.mcmaster.ca, humanities.mcmaster.ca
Subject: *.apps.ocpsbx01.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA OV R36
SANs: *.apps.ocpsbx01.mcmaster.ca
Subject: humanities.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA OV R36
SANs: *.humanities.mcmaster.ca, humanities.mcmaster.ca
Subject: *.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA OV R36
SANs: *.mcmaster.ca, mcmaster.ca
Subject: pinwps04.uts.mcmaster.ca
Issuer: COMODO RSA Extended Validation Secure Server CA
SANs: brand.mcmaster.ca, pinwps04.uts.mcmaster.ca, www.brand.mcmaster.ca
Subject: bus-fw-ext.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA OV R36
SANs: bus-fw-ext.mcmaster.ca, www.bus-fw-ext.mcmaster.ca
Subject: *.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA OV R36
SANs: *.mcmaster.ca, mcmaster.ca
Subject: rdm.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA OV R36
SANs: rdm.mcmaster.ca, www.rdm.mcmaster.ca
Subject: web.mcmaster.ca
Issuer: YR2
SANs: web.mcmaster.ca, web.rhpcs.mcmaster.ca
Subject: *.apps.ocpprd01.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA OV R36
SANs: *.apps.ocpprd01.mcmaster.ca
Subject: mi.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA EV R36
SANs: avenue-test.mcmaster.ca, avenue.mcmaster.ca, avenuehelp.mcmaster.ca, box.mcmaster.ca, clinks.mcmaster.ca, clinksapi.mcmaster.ca, clinksapitest.mcmaster.ca, clinkstest.mcmaster.ca, cll.mcmaster.ca, clld.mcmaster.ca, clldev.mcmaster.ca, cllt.mcmaster.ca, cllx.mcmaster.ca, courseoutlinehelp.mcmaster.ca, devmi.mcmaster.ca, docserv.mcmaster.ca, edtech.mcmaster.ca, iqap.mcmaster.ca, iqaptest.mcmaster.ca, kbdev.mcmaster.ca, ltlfellows.mcmaster.ca, ltrc.mcmaster.ca, lts.mcmaster.ca, macvideo.mcmaster.ca, mbooking.mcmaster.ca, mediabox.mcmaster.ca, mi.mcmaster.ca, miarchive.mcmaster.ca, mibooking.mcmaster.ca, micloud.mcmaster.ca, micom.mcmaster.ca, midev.mcmaster.ca, mids.mcmaster.ca, mihub.mcmaster.ca, miietl.mcmaster.ca, miietlcloud.mcmaster.ca, mishare.mcmaster.ca, mispace.mcmaster.ca, misupport.mcmaster.ca, mitest.mcmaster.ca, mitrack.mcmaster.ca, mitv.mcmaster.ca, miweb.mcmaster.ca, mtest.mcmaster.ca, pebblepad.mcmaster.ca, teaching.mcmaster.ca, testmi.mcmaster.ca, video.mcmaster.ca, webex.mcmaster.ca, wiki.mcmaster.ca, www.lts.mcmaster.ca, www.mi.mcmaster.ca
Subject: humanities.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA OV R36
SANs: *.humanities.mcmaster.ca, humanities.mcmaster.ca
Subject: eparking.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA OV R36
SANs: eparking.mcmaster.ca, www.eparking.mcmaster.ca
Subject: covid19.mcmaster.ca
Issuer: Sectigo RSA Organization Validation Secure Server CA
SANs: covid19.mcmaster.ca, www.covid19.mcmaster.ca
Subject: mi.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA EV R36
SANs: avenue-test.mcmaster.ca, avenue.mcmaster.ca, avenuehelp.mcmaster.ca, box.mcmaster.ca, clinks.mcmaster.ca, clinksapi.mcmaster.ca, clinksapitest.mcmaster.ca, clinkstest.mcmaster.ca, cll.mcmaster.ca, clld.mcmaster.ca, clldev.mcmaster.ca, cllt.mcmaster.ca, cllx.mcmaster.ca, courseoutlinehelp.mcmaster.ca, devmi.mcmaster.ca, docserv.mcmaster.ca, edtech.mcmaster.ca, iqap.mcmaster.ca, iqaptest.mcmaster.ca, kbdev.mcmaster.ca, ltlfellows.mcmaster.ca, ltrc.mcmaster.ca, lts.mcmaster.ca, macvideo.mcmaster.ca, mbooking.mcmaster.ca, mediabox.mcmaster.ca, mi.mcmaster.ca, miarchive.mcmaster.ca, mibooking.mcmaster.ca, micloud.mcmaster.ca, micom.mcmaster.ca, midev.mcmaster.ca, mids.mcmaster.ca, mihub.mcmaster.ca, miietl.mcmaster.ca, miietlcloud.mcmaster.ca, mishare.mcmaster.ca, mispace.mcmaster.ca, misupport.mcmaster.ca, mitest.mcmaster.ca, mitrack.mcmaster.ca, mitv.mcmaster.ca, miweb.mcmaster.ca, mtest.mcmaster.ca, pebblepad.mcmaster.ca, teaching.mcmaster.ca, testmi.mcmaster.ca, video.mcmaster.ca, webex.mcmaster.ca, wiki.mcmaster.ca, www.lts.mcmaster.ca, www.mi.mcmaster.ca
Subject: api.mcmaster.ca
Issuer: Sectigo Public Server Authentication CA OV R36
SANs: api.mcmaster.ca, developer.api.mcmaster.ca

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.