Check-Host.cc

Domain

4nelnet.net

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

Run a live full scan of 4nelnet.net

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
3.161.82.36, 3.161.82.40, 3.161.82.86, 3.161.82.96
AAAA
2600:9000:20a0:1200:1:d4:b480:93a1, 2600:9000:20a0:800:1:d4:b480:93a1, 2600:9000:20a0:a800:1:d4:b480:93a1, 2600:9000:20a0:b000:1:d4:b480:93a1, 2600:9000:20a0:b200:1:d4:b480:93a1, 2600:9000:20a0:b600:1:d4:b480:93a1, 2600:9000:20a0:da00:1:d4:b480:93a1, 2600:9000:20a0:e400:1:d4:b480:93a1
MX
NS
ns-115.awsdns-14.com, ns-1450.awsdns-53.org, ns-1966.awsdns-53.co.uk, ns-954.awsdns-55.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

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.

220329f428132a81… google · xenon2026h2
Subject: 4nelnet.net
Issuer: Amazon RSA 2048 M04
SANs: 4nelnet.net, www.4nelnet.net
Valid: 2026-03-27 00:00:00 → 2026-10-10 23:59:59
b060ac81152b0775… google · xenon2026h2
Subject: 4nelnet.net
Issuer: Amazon RSA 2048 M04
SANs: 4nelnet.net, www.4nelnet.net
Valid: 2026-03-27 00:00:00 → 2026-10-10 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
NS ns-1450.awsdns-53.org 2026-07-18 02:39:42.805 2026-07-18 02:39:42.805
AAAA 2600:9000:20a0:b200:1:d4:b480:93a1 2026-07-18 02:39:42.805 2026-07-18 02:39:42.805
NS ns-954.awsdns-55.net 2026-07-18 02:39:42.805 2026-07-18 02:39:42.805
A 3.161.82.86 2026-07-18 02:39:42.805 2026-07-18 02:39:42.805
AAAA 2600:9000:20a0:b000:1:d4:b480:93a1 2026-07-18 02:39:42.805 2026-07-18 02:39:42.805
NS ns-1966.awsdns-53.co.uk 2026-07-18 02:39:42.805 2026-07-18 02:39:42.805
A 3.161.82.96 2026-07-18 02:39:42.805 2026-07-18 02:39:42.805
AAAA 2600:9000:20a0:b600:1:d4:b480:93a1 2026-07-18 02:39:42.805 2026-07-18 02:39:42.805
AAAA 2600:9000:20a0:e400:1:d4:b480:93a1 2026-07-18 02:39:42.805 2026-07-18 02:39:42.805
A 3.161.82.36 2026-07-18 02:39:42.805 2026-07-18 02:39:42.805
AAAA 2600:9000:20a0:800:1:d4:b480:93a1 2026-07-18 02:39:42.805 2026-07-18 02:39:42.805
NS ns-115.awsdns-14.com 2026-07-18 02:39:42.805 2026-07-18 02:39:42.805
AAAA 2600:9000:20a0:1200:1:d4:b480:93a1 2026-07-18 02:39:42.805 2026-07-18 02:39:42.805
A 3.161.82.40 2026-07-18 02:39:42.805 2026-07-18 02:39:42.805
AAAA 2600:9000:20a0:da00:1:d4:b480:93a1 2026-07-18 02:39:42.805 2026-07-18 02:39:42.805
AAAA 2600:9000:20a0:a800:1:d4:b480:93a1 2026-07-18 02:39:42.805 2026-07-18 02:39:42.805