Domain

21oak.com

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

DNS Check HTTP Check Run Full Scan .com TLD

Run a live full scan of 21oak.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

18.239.18.129, 18.239.18.39, 18.239.18.4, 18.239.18.60

AAAA

—

10 21oak-com.mail.protection.outlook.com

ns-1219.awsdns-24.org, ns-1907.awsdns-46.co.uk, ns-374.awsdns-46.com, ns-867.awsdns-44.net

TXT

0ed1fe018ac8f09501e92747c4b2eb5f, MS=ms69800941, google-site-verification=WG8mwDPn2etCV_T5zAL42xsZlVKzZizH0tuX53EadQk, v=spf1 include:spf.protection.outlook.com include:spf.tipalti.com ~all, yandex-verification: a2cda74a3791a3e9

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

Every subdomain we know about — harvested from CT-log SANs, scan-observed certs and HTML body references — paired with its current A/AAAA target.

Subdomain	Resolves to	Last seen
dev.www.21oak.com	18.239.105.29 18.239.105.49 18.239.105.115 18.239.105.83 +4	2026-07-20 12:17:13.126
21oak.com	18.239.18.60 18.239.18.39 18.239.18.4 18.239.18.129	2026-07-22 14:15:47.566
altis.www.21oak.com	18.239.18.60 18.239.18.39 18.239.18.129 18.239.18.4	2026-07-22 14:15:47.566
files.21oak.com	18.239.69.17 18.239.69.110 18.239.69.112 18.239.69.128	2026-07-27 12:01:06.998
www.21oak.com	18.239.18.60 18.239.18.129 18.239.18.4 18.239.18.39	2026-07-22 14:15:47.566
altis.staging.www.21oak.com		1970-01-01 00:00:00.000
qa2.vip.21oak.com		1970-01-01 00:00:00.000
qa2.www.21oak.com		1970-01-01 00:00:00.000
qa3.www.21oak.com		1970-01-01 00:00:00.000
sli.21oak.com		1970-01-01 00:00:00.000
staging.vip.21oak.com		1970-01-01 00:00:00.000
uat.vip.21oak.com		1970-01-01 00:00:00.000
vip.21oak.com		1970-01-01 00:00:00.000

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.

16de396e7a17d8ee… cloudflare · nimbus2026