Check-Host.cc

Domain

brownthomas.com

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

Run a live full scan of brownthomas.com

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
104.17.96.8
AAAA
MX
25 mail2.brownthomas.ie, 32767 ms79306661.msv1.invalid, 5 brownthomas-com.mail.protection.outlook.com
NS
pdns82.ultradns.biz, pdns82.ultradns.com, pdns82.ultradns.net, pdns82.ultradns.org
TXT
MS=ms79306661, MS=ms90133971, google-site-verification=BnkAaemGj-C6ETz60iO2gCJImOTWxJR_nFyQn4Ion6U, loaderio=f91edf568d01bdbf2e6801d9772a57e3, v=spf1 ip4:52.51.145.29/32 include:mail.zendesk.com include:spf.protection.outlook.com include:spf.mandrillapp.com include:_spf.qualtrics.com a mx -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

Subject: view.email.brownthomas.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: view.email.brownthomas.com

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.

Origin IP Origin ASN CDN ASN Confidence Reasoning
23.12.210.146 AS9498 AS16509 95% cert ef1642f8… served by 23.12.210.146 (AS9498) carries SAN image.email.brownthomas.com which currently resolves through Amazon (AS16509) at 2600:9000:238d:cc00:3:cf9f:b2c0:93a1, 2600:9000:238d:ac00:3:cf9f:b2c0:93a1, 2600:9000:238d:4a00:3:cf9f:b2c0:93a1, 2600:9000:238d:9e00:3:cf9f:b2c0:93a1
23.39.82.69 AS45758 AS16509 95% cert ef1642f8… served by 23.39.82.69 (AS45758) carries SAN image.email.brownthomas.com which currently resolves through Amazon (AS16509) at 2600:9000:2090:2000:3:cf9f:b2c0:93a1, 2600:9000:2090:b600:3:cf9f:b2c0:93a1, 2600:9000:2090:ca00:3:cf9f:b2c0:93a1, 2600:9000:2090:fc00:3:cf9f:b2c0:93a1

CT-Log Evidence

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

788b39385b05579b… cloudflare · nimbus2026
Subject: www.brownthomas.com
Issuer: DigiCert EV RSA CA G2
SANs: www.brownthomas.com, gct.brownthomas.com, gcl.brownthomas.com, brownthomas.com, dev.brownthomas.com, prod.brownthomas.com, staging.brownthomas.com
Valid: 2025-06-24 00:00:00 → 2026-07-25 23:59:59
96e0fe7d17af5727… digicert · wyvern2026h2
Subject: www.brownthomas.com
Issuer: DigiCert EV RSA CA G2
SANs: www.brownthomas.com, gct.brownthomas.com, gcl.brownthomas.com, brownthomas.com, dev.brownthomas.com, prod.brownthomas.com, staging.brownthomas.com
Valid: 2025-06-24 00:00:00 → 2026-07-25 23:59:59
788b39385b05579b… google · argon2026h2
Subject: www.brownthomas.com
Issuer: DigiCert EV RSA CA G2
SANs: www.brownthomas.com, gct.brownthomas.com, gcl.brownthomas.com, brownthomas.com, dev.brownthomas.com, prod.brownthomas.com, staging.brownthomas.com
Valid: 2025-06-24 00:00:00 → 2026-07-25 23:59:59
96e0fe7d17af5727… google · xenon2026h2
Subject: www.brownthomas.com
Issuer: DigiCert EV RSA CA G2
SANs: www.brownthomas.com, gct.brownthomas.com, gcl.brownthomas.com, brownthomas.com, dev.brownthomas.com, prod.brownthomas.com, staging.brownthomas.com
Valid: 2025-06-24 00:00:00 → 2026-07-25 23:59:59

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
TXT v=spf1 ip4:52.51.145.29/32 include:mail.zendesk.com include:spf.protection.outlook.com include:spf.mandrillapp.com include:_spf.qualtrics.com a mx -all 2026-06-02 07:00:32.760 2026-06-25 18:26:53.315
MX 25 mail2.brownthomas.ie 2026-06-02 07:00:32.760 2026-06-25 18:26:53.315
TXT google-site-verification=BnkAaemGj-C6ETz60iO2gCJImOTWxJR_nFyQn4Ion6U 2026-06-02 07:00:32.760 2026-06-25 18:26:53.315
MX 5 brownthomas-com.mail.protection.outlook.com 2026-06-02 07:00:32.760 2026-06-25 18:26:53.315
A 104.17.96.8 2026-06-02 07:00:32.760 2026-06-25 18:26:53.315
TXT MS=ms90133971 2026-06-02 07:00:32.760 2026-06-25 18:26:53.315
MX 32767 ms79306661.msv1.invalid 2026-06-02 07:00:32.760 2026-06-25 18:26:53.315
NS pdns82.ultradns.net 2026-06-02 07:00:32.760 2026-06-25 18:26:53.315
NS pdns82.ultradns.com 2026-06-02 07:00:32.760 2026-06-25 18:26:53.315
NS pdns82.ultradns.org 2026-06-02 07:00:32.760 2026-06-25 18:26:53.315
NS pdns82.ultradns.biz 2026-06-02 07:00:32.760 2026-06-25 18:26:53.315
TXT MS=ms79306661 2026-06-02 07:00:32.760 2026-06-25 18:26:53.315
TXT loaderio=f91edf568d01bdbf2e6801d9772a57e3 2026-06-02 07:00:32.760 2026-06-25 18:26:53.315