Domain
register.com
Aggregated from public BGP, CT logs, our scan layer, honeypots and global probes.
Run a live full scan of register.com
On-demand: ports, banners, TLS, tech-stack, subdomains and origin/IP-leak detection. Results are shared publicly for everyone to link to.
Hosting IPs
—
A/AAAA targets
Subdomains
—
CT + scan + body
Record Types
—
seen in DNS
Observed Certs
—
in our scans
DNS Records
A
162.159.135.39, 162.159.136.39
AAAA
—
MX
0 register-com.mail.eo.outlook.com
NS
heidi.ns.cloudflare.com, rex.ns.cloudflare.com
TXT
MS=ms10832387, MS=ms32923376, facebook-domain-verification=ve27qqe9b9xo0hl0kczky3sxs9teoo, google-site-verification=EaO7gkYr2gTM2BknYLpq5-VVBMmScHQMYcte1DH_5s0, google-site-verification=lPc9ZvInDA7hSTv9k8bLz06jutlU0u2zGSDGghTRhq4, google-site-verification=yfbeYJ98Q02mmnh9hSyevNXH5K3oZG-OPTvpj7y4YbE, v=spf1 ip4:209.17.115.0/24 ip4:209.237.134.0/24 ip4:64.69.208.0/24 ip4:64.69.212.0/24 ip4:64.69.218.0/24 ip4:74.200.28.190 ip4:98.124.246.29 include:spf.protection.outlook.com include:spf.websitewelcome.com -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.
| Origin IP | Origin ASN | CDN ASN | Confidence | Reasoning |
|---|---|---|---|---|
| 209.237.142.160 | AS19871 | AS13335 | 95% | cert 81b3cbc0… served by 209.237.142.160 (AS19871) carries SAN hosting.register.com which currently resolves through Cloudflare (AS13335) at 162.159.135.39, 162.159.136.39, 205.178.187.43 |
CT-Log Evidence
Certificates from public Certificate Transparency logs whose subject or SAN names this domain — including historic certs we never observed live.
7c236fe35673651d…
sectigo · elephant2026h1
Subject: register.com
Issuer: WE1
SANs: register.com, *.register.com
Valid: 2026-01-09 06:57:58 → 2026-04-09 07:57:42
0eaf83de82728a0c…
sectigo · elephant2026h1
Subject: register.com
Issuer: Sectigo Public Server Authentication CA DV E36
SANs: register.com, *.register.com
Valid: 2025-12-19 00:00:00 → 2026-03-19 15:22:48
5d6c1b80aeae32d1…
sectigo · elephant2026h1
Subject: register.com
Issuer: Sectigo Public Server Authentication CA DV E36
SANs: register.com, *.register.com
Valid: 2025-12-19 00:00:00 → 2026-03-19 15:22:48
bea1876f42d20d09…
sectigo · elephant2026h1
Subject: register.com
Issuer: Sectigo Public Server Authentication CA DV R36
SANs: register.com, *.register.com
Valid: 2025-12-19 00:00:00 → 2026-03-19 15:21:09
f666f8249d130c6f…
sectigo · elephant2026h1
Subject: register.com
Issuer: Sectigo Public Server Authentication CA DV R36
SANs: register.com, *.register.com
Valid: 2025-12-19 00:00:00 → 2026-03-19 15:21:09
7eaead94ad8c4433…
cloudflare · nimbus2026
Subject: register.com
Issuer: WE1
SANs: register.com, *.register.com
Valid: 2025-11-11 02:08:35 → 2026-02-09 03:08:26
7eaead94ad8c4433…
sectigo · elephant2026h1
Subject: register.com
Issuer: WE1
SANs: register.com, *.register.com
Valid: 2025-11-11 02:08:35 → 2026-02-09 03:08:26
32f222e22664b466…
sectigo · elephant2026h1
Subject: register.com
Issuer: Sectigo Public Server Authentication CA DV E36
SANs: register.com, *.register.com
Valid: 2025-10-25 00:00:00 → 2026-01-21 23:33:22
6a5efd0682eea4a1…
sectigo · elephant2026h1
Subject: register.com
Issuer: Sectigo Public Server Authentication CA DV E36
SANs: register.com, *.register.com
Valid: 2025-10-25 00:00:00 → 2026-01-21 23:33:22
472f0e71214c0753…
sectigo · elephant2026h1
Subject: register.com
Issuer: Sectigo Public Server Authentication CA DV R36
SANs: register.com, *.register.com
Valid: 2025-10-23 00:00:00 → 2026-01-19 08:18:45
4ee0ede0e80807de…
sectigo · elephant2026h1
Subject: register.com
Issuer: Sectigo Public Server Authentication CA DV R36
SANs: register.com, *.register.com
Valid: 2025-10-23 00:00:00 → 2026-01-19 08:18:45
420111638fd7b74c…
google · argon2026h2
Subject: *.register.com
Issuer: Sectigo Public Server Authentication CA DV R36
SANs: *.register.com, register.com
Valid: 2025-08-27 00:00:00 → 2026-08-27 23:59:59
dd3bdd17d688aa25…
google · argon2026h2
Subject: *.register.com
Issuer: Sectigo Public Server Authentication CA DV R36
SANs: *.register.com, register.com
Valid: 2025-08-27 00:00:00 → 2026-08-27 23:59:59
420111638fd7b74c…
cloudflare · nimbus2026
Subject: *.register.com
Issuer: Sectigo Public Server Authentication CA DV R36
SANs: *.register.com, register.com
Valid: 2025-08-27 00:00:00 → 2026-08-27 23:59:59
dd3bdd17d688aa25…
google · xenon2026h2
Subject: *.register.com
Issuer: Sectigo Public Server Authentication CA DV R36
SANs: *.register.com, register.com
Valid: 2025-08-27 00:00:00 → 2026-08-27 23:59:59
0831fae418546844…
google · xenon2026h1
Subject: *.register.com
Issuer: Sectigo RSA Domain Validation Secure Server CA
SANs: *.register.com, register.com
Valid: 2025-02-20 00:00:00 → 2026-02-20 23:59:59
2cf0183971d96428…
google · xenon2026h1
Subject: *.register.com
Issuer: Sectigo RSA Domain Validation Secure Server CA
SANs: *.register.com, register.com
Valid: 2025-02-20 00:00:00 → 2026-02-20 23:59:59
2cf0183971d96428…
cloudflare · nimbus2026
Subject: *.register.com
Issuer: Sectigo RSA Domain Validation Secure Server CA
SANs: *.register.com, register.com
Valid: 2025-02-20 00:00:00 → 2026-02-20 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 |
|---|---|---|---|
| A | 162.159.135.39 | 2026-07-15 20:04:13.980 | 2026-07-22 06:37:48.710 |
| NS | heidi.ns.cloudflare.com | 2026-07-15 20:04:13.980 | 2026-07-22 06:37:48.710 |
| MX | 0 register-com.mail.eo.outlook.com | 2026-07-15 20:04:13.980 | 2026-07-22 06:37:48.710 |
| TXT | v=spf1 ip4:209.17.115.0/24 ip4:209.237.134.0/24 ip4:64.69.208.0/24 ip4:64.69.212.0/24 ip4:64.69.218.0/24 ip4:74.200.28.190 ip4:98.124.246.29 include:spf.protection.outlook.com include:spf.websitewelcome.com -all | 2026-07-15 20:04:13.980 | 2026-07-22 06:37:48.710 |
| TXT | google-site-verification=yfbeYJ98Q02mmnh9hSyevNXH5K3oZG-OPTvpj7y4YbE | 2026-07-15 20:04:13.980 | 2026-07-22 06:37:48.710 |
| A | 162.159.136.39 | 2026-07-15 20:04:13.980 | 2026-07-22 06:37:48.710 |
| NS | rex.ns.cloudflare.com | 2026-07-15 20:04:13.980 | 2026-07-22 06:37:48.710 |
| TXT | MS=ms10832387 | 2026-07-15 20:04:13.980 | 2026-07-22 06:37:48.710 |
| TXT | MS=ms32923376 | 2026-07-15 20:04:13.980 | 2026-07-22 06:37:48.710 |
| TXT | facebook-domain-verification=ve27qqe9b9xo0hl0kczky3sxs9teoo | 2026-07-15 20:04:13.980 | 2026-07-22 06:37:48.710 |
| TXT | google-site-verification=EaO7gkYr2gTM2BknYLpq5-VVBMmScHQMYcte1DH_5s0 | 2026-07-15 20:04:13.980 | 2026-07-22 06:37:48.710 |
| TXT | google-site-verification=lPc9ZvInDA7hSTv9k8bLz06jutlU0u2zGSDGghTRhq4 | 2026-07-15 20:04:13.980 | 2026-07-22 06:37:48.710 |