Check-Host.cc

Try 1.1.1.1 AS13335 check-host.cc /country/de /tld/cc
Domain

optenet.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 optenet.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
1
A/AAAA targets
Subdomains
1
CT + scan + body
Record Types
4
seen in DNS
Observed Certs
5
in our scans

DNS Records

A
128.65.223.49
AAAA
—
MX
0 mx1.hc1525-14.eu.iphmx.com, 10 mx2.hc1525-14.eu.iphmx.com
NS
ns-1338.awsdns-39.org, ns-1936.awsdns-50.co.uk, ns-335.awsdns-41.com, ns-816.awsdns-38.net
TXT
MS=ms76322575, _globalsign-domain-verification=GhtkloeoN6O8sEmBoz1csjqfqQSLcO87xfHAqNaW4H, google-site-verification=LndWDHlFMFJJALdN9LVWkTlsDVs6s_MhlLolJkhxO94, hry3h4v0ylzclg003fhhshnf7f55z8wm, ppe-dfc8045d49be31118a22, v=spf1 include:spf.protection.outlook.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

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
optenet.com
128.65.223.49
2026-06-16 13:23:50.435

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.

b54335397f0ee496… google · argon2026h2
Subject: *.optenet.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.optenet.com, optenet.com
Valid: 2025-10-17 00:00:00 → 2026-10-16 23:59:59
b54335397f0ee496… cloudflare · nimbus2026
Subject: *.optenet.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.optenet.com, optenet.com
Valid: 2025-10-17 00:00:00 → 2026-10-16 23:59:59
56f3cc805f0bd373… google · argon2026h2
Subject: *.optenet.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.optenet.com, optenet.com
Valid: 2025-09-15 00:00:00 → 2026-10-16 23:59:59
1ea87fafaa2b5350… google · argon2026h2
Subject: *.optenet.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.optenet.com, optenet.com
Valid: 2025-09-15 00:00:00 → 2026-10-16 23:59:59
56f3cc805f0bd373… cloudflare · nimbus2026
Subject: *.optenet.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.optenet.com, optenet.com
Valid: 2025-09-15 00:00:00 → 2026-10-16 23:59:59
b4c166397d4c5b5f… google · argon2026h2
Subject: *.optenet.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.optenet.com, optenet.com
Valid: 2025-09-15 00:00:00 → 2026-10-16 23:59:59
f88b6c077099e95b… google · argon2026h2
Subject: *.optenet.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.optenet.com, optenet.com
Valid: 2025-09-15 00:00:00 → 2026-10-16 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 include:spf.protection.outlook.com -all 2026-06-16 13:23:50.435 2026-06-16 13:23:50.435
TXT ppe-dfc8045d49be31118a22 2026-06-16 13:23:50.435 2026-06-16 13:23:50.435
TXT _globalsign-domain-verification=GhtkloeoN6O8sEmBoz1csjqfqQSLcO87xfHAqNaW4H 2026-06-16 13:23:50.435 2026-06-16 13:23:50.435
NS ns-335.awsdns-41.com 2026-06-16 13:23:50.435 2026-06-16 13:23:50.435
TXT hry3h4v0ylzclg003fhhshnf7f55z8wm 2026-06-16 13:23:50.435 2026-06-16 13:23:50.435
MX 0 mx1.hc1525-14.eu.iphmx.com 2026-06-16 13:23:50.435 2026-06-16 13:23:50.435
NS ns-816.awsdns-38.net 2026-06-16 13:23:50.435 2026-06-16 13:23:50.435
MX 10 mx2.hc1525-14.eu.iphmx.com 2026-06-16 13:23:50.435 2026-06-16 13:23:50.435
NS ns-1936.awsdns-50.co.uk 2026-06-16 13:23:50.435 2026-06-16 13:23:50.435
TXT MS=ms76322575 2026-06-16 13:23:50.435 2026-06-16 13:23:50.435
NS ns-1338.awsdns-39.org 2026-06-16 13:23:50.435 2026-06-16 13:23:50.435
TXT google-site-verification=LndWDHlFMFJJALdN9LVWkTlsDVs6s_MhlLolJkhxO94 2026-06-16 13:23:50.435 2026-06-16 13:23:50.435
A 128.65.223.49 2026-06-16 13:23:50.435 2026-06-16 13:23:50.435