Check-Host.cc

Domain

platform.deepseek.com

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

Run a live full scan of platform.deepseek.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
A/AAAA targets
Subdomains
CT + scan + body
Record Types
seen in DNS
Observed Certs
in our scans

DNS Records

A
3.173.21.63
AAAA
MX
NS
ns-1318.awsdns-36.org, ns-1748.awsdns-26.co.uk, ns-250.awsdns-31.com, ns-735.awsdns-27.net
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

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

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

43.134.8.133:80 href · ×5
82.156.2.213:8080 href · ×2
52.91.40.43:443 href · ×2
124.220.155.66:443 href · ×2
5.9.225.124:443 href · ×2
52.91.40.43:80 href · ×2
8.161.226.73:443 href · ×2
101.34.214.120:8080 href · ×1
192.129.242.130:443 href · ×1
45.192.249.101:8888 href · ×1
47.253.241.20:443 href · ×1
43.134.1.9:443 href · ×1
155.212.224.148:443 href · ×1
120.26.99.80:80 href · ×1
144.91.65.207:80 href · ×1
122.51.232.171:80 href · ×1
47.109.141.98:80 href · ×1
178.105.29.165:80 href · ×1
8.140.244.14:443 href · ×1
185.193.17.128:8080 href · ×1
115.159.106.195:80 href · ×1
101.35.249.212:443 href · ×1
118.126.97.249:5000 href · ×1
101.43.111.168:443 href · ×1
47.251.107.244:443 href · ×1
118.126.97.249:443 href · ×1
111.230.45.225:443 href · ×1
47.100.108.9:8000 href · ×1
38.49.216.80:443 href · ×1
192.236.148.184:80 href · ×1
47.83.165.131:8080 href · ×1
39.106.103.39:8443 href · ×1
110.40.130.54:80 href · ×1
101.43.221.155:443 href · ×1
8.134.205.235:8000 href · ×1
152.136.138.141:443 href · ×1
193.112.95.186:443 href · ×1
47.109.131.158:80 href · ×1
124.221.189.103:8080 href · ×1
124.220.92.21:80 href · ×1
47.116.161.42:80 href · ×1
49.234.54.41:443 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.

f8cfc53d5ce5b7f8… sectigo · elephant2026h1
Subject: platform.deepseek.com
Issuer: WE1
SANs: platform.deepseek.com
Valid: 2025-11-16 05:07:27 → 2026-02-14 06:07:23
f8cfc53d5ce5b7f8… cloudflare · nimbus2026
Subject: platform.deepseek.com
Issuer: WE1
SANs: platform.deepseek.com
Valid: 2025-11-16 05:07:27 → 2026-02-14 06:07:23
08001b3506dc4af7… cloudflare · nimbus2026
Subject: platform.deepseek.com
Issuer: WR1
SANs: platform.deepseek.com
Valid: 2025-11-16 05:07:17 → 2026-02-14 06:06:12

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 3.173.21.63 2026-05-25 22:02:50.525 2026-07-25 15:25:35.996
NS ns-735.awsdns-27.net 2026-05-26 02:46:31.734 2026-07-25 15:25:35.996
NS ns-1318.awsdns-36.org 2026-05-26 02:46:31.734 2026-07-25 15:25:35.996
NS ns-1748.awsdns-26.co.uk 2026-05-26 02:46:31.734 2026-07-25 15:25:35.996
NS ns-250.awsdns-31.com 2026-05-26 02:46:31.734 2026-07-25 15:25:35.996