Check-Host.cc

IP Address IPv4

23.92.16.120

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

Run a live full scan of 23.92.16.120

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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ASN
AS63949
Linode AS63949
Country
US
United States
Reverse DNS
23-92-16-120.ip.linodeusercontent.com
PTR
Open Ports
2
Last scan

Autonomous System

ASN
AS Name
Linode AS63949
AS Type
RIR
APNIC
Allocated
2015-02-16
Allocation status
Allocated

Geolocation

Country
US · United States
Continent
North America
Source
MaxMind GeoLite2

Reverse DNS

Last seen
2026-06-21 09:39:39

Network

Prefix
RPKI

Open Ports

Port Proto Service Server Last seen
80 tcp http nginx/1.24.0 (Ubuntu) 2026-06-21 09:39:27.000
443 tcp https nginx/1.24.0 (Ubuntu) 2026-05-27 00:23:47.000

TLS Certificates

Port 443 001ae2476b2c…
Subject: bookmarks.theo.to
Issuer: E8
SANs: bookmarks.theo.to
Valid 2026-04-17 12:51:39 → 2026-07-16 12:51:38

Tech Stack

Wappalyzer fingerprinting pending

HTTP-body analysis identifies web frameworks, CMS platforms, analytics, JS libraries and server-side languages from this host.

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-leak candidates for this IP

When this IP serves a TLS cert for a domain that fronts behind a CDN, that domain surfaces here as an origin-leak candidate with a confidence score.

Hosted Domains

3 domains resolve (A-record) to this IP.

Multi-Vantage Check

Reachability accrued passively from real user-triggered checks across our 65+ probe nodes. Run a live check to add fresh data.

ICMP responsive This IP replied to our global ICMP sweep — last confirmed 2026-07-31.

No accumulated reachability data yet

Reachability accrues from real user-triggered checks. Trigger a Ping or HTTP check from our 65+ probe nodes to contribute the first data point.

Web Pages

Login panel served on port 443 — a sign-in form is exposed to the internet.

Port Page title Status Flags
443 Ted's links 200 login
80 404 Not Found 404

Threat Intelligence

No threat-intel matches

This IP doesn't appear in any of the feeds we mirror (Tor exits, FireHOL Level 1-3, Spamhaus DROP/EDROP, URLhaus, OpenPhish). Absence here doesn't prove the IP is clean — it just means none of our public-feed sources flag it.

Co-Hosted Domains

Domains this host references in its HTML AND whose DNS A/AAAA record resolves back to this IP — i.e. actually hosted here.

bookmarks.theo.to DNS-confirmed

External References

Domains the body links to whose DNS does NOT resolve to this IP — usually CDN assets, embeds, or third-party services. Boilerplate (Google Fonts, jsDelivr, w3.org…) is already filtered.

www.amazon.com href · ×8
www.dmachoice.org href · ×8
integral-table.com href · ×8
github.com href · ×7
opensource.com href · ×6
maxpereira.net href · ×6
www.geeksforgeeks.org href · ×6
www.independent.co.uk href · ×6
stackoverflow.com href · ×6
askubuntu.com href · ×6
www.greenconeusa.com href · ×6
homeguides.sfgate.com href · ×5
wiki.hetzner.de href · ×5
linuxaria.com href · ×5
docs.pi-hole.net href · ×5

History

First observed
2026-05-27 00:23
Last observed
2026-06-21 09:39
Scan observations
4

The full change-log (ASN moves, cert rotations, port-state diffs) accumulates as our archives grow.