Check-Host.cc

Domain

teamtreehouse.com

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

Run a live full scan of teamtreehouse.com

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
17
A/AAAA targets
Subdomains
18
CT + scan + body
Record Types
5
seen in DNS
Observed Certs
3
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

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
teamtreehouse.com 2026-07-23 02:50:41.985
learning.teamtreehouse.com 2026-07-19 07:40:28.341
join.teamtreehouse.com 2026-06-21 06:24:28.754
blog.teamtreehouse.com 2026-07-26 11:12:24.617
knowledge.teamtreehouse.com
1970-01-01 00:00:00.000
messages.teamtreehouse.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

Hosts whose HTML body references this domain. Strong signal for origin/mirror/embed discovery.

160.153.78.130:443 href · ×2
185.32.116.37:8088 href · ×1
50.6.7.103:443 href · ×1

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.

7e3c83528bf1b645… google · argon2026h2
Subject: teamtreehouse.com
Issuer: GlobalSign Atlas R3 DV TLS CA 2025 Q3
SANs: teamtreehouse.com
Valid: 2025-08-09 17:28:48 → 2026-09-10 17:28:47

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.