Check-Host.cc

IP Address IPv4

217.18.33.45

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

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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
AS15954
Tecnocratica
Country
ES
Spain
Reverse DNS
fornor01.gestionhosting.es
PTR
Open Ports
6
Last scan

Autonomous System

ASN
AS Name
Tecnocratica
AS Type
RIR
RIPE NCC
Allocated
2000-11-10
Allocation status
Allocated

Geolocation

Country
ES · Spain
Continent
Europe
Source
MaxMind GeoLite2

Reverse DNS

Last seen
2026-07-25 18:05:49

Network

RPKI

Open Ports

Port Proto Service Server Last seen
21 tcp ftp 2026-05-26 21:23:07.000
143 tcp imap 2026-06-22 22:15:50.000
443 tcp https nginx 2026-07-23 17:24:25.000
465 tcp smtps 2026-05-26 17:49:31.000
993 tcp imaps 2026-07-25 18:04:49.000
995 tcp pop3s 2026-06-15 19:21:12.000

TLS Certificates

Port 443 d73f21cdc77e…
Subject: fornor.com
Issuer: YR1
SANs: *.fornor.com, fornor.com
Valid 2026-07-04 02:53:09 → 2026-10-02 02:53:08

Tech Stack

Detected via Wappalyzer-style rules on the HTTP response body, headers, scripts and meta tags.

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

2 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 2026-07-29.

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.

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.

www.fornor.com 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.

support.google.com href · ×12
support.microsoft.com href · ×4
twitter.com href · ×3
www.quantcast.com href · ×3
www.exactag.com href · ×3
developers.google.com href · ×2
support.apple.com href · ×2
help.opera.com href · ×2
support.mozilla.org href · ×2
ec.europa.eu href · ×2
www.mediamath.com href · ×2
www.aepd.es href · ×1
tools.google.com href · ×1
mathtag.com href · ×1
www.addthis.com href · ×1

History

First observed
2026-05-26 06:49
Last observed
2026-07-25 18:04
Scan observations
15

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