213.0.55.21 — 1 open port, 0 known CVEs, network TELEFONICA DE ESPANA S.A.U.

Known CVEs on this host

1open port

1name pointing here

0known CVEs

0known exploited

Open ports and CVEs as of our latest check of this host, 2026-06-07.

No known CVEs on this host.

Network: TELEFONICA DE ESPANA S.A.U. AS3352
Open ports: 443 · at our latest check, 2026-06-07
Location: Spain ES
Route: 213.0.0.0/16 · announced by TELEFONICA DE ESPANA S.A.U. AS3352 RPKI valid
Organisation: Telefonica de España · Access network (cable / DSL / ISP)
Registry network: DIMETRONIC · 213.0.55.16 - 213.0.55.23 · RIPE
Abuse contact: [email protected] · for DIMETRONIC
First seen: 2026-06-07 16:27 UTC
Last seen alive: 2026-06-07 16:28 UTC
Hosted domains: 1 name points here

Reputation

Not a Tor relay, not a VPN or privacy relay address, and not on a current public blocklist.

Services (1)

443/tcp HTTP first 2026-06-07 · last 2026-06-07

Status: 403 Forbidden
Title: 403 Forbidden

Raw response

HTTP/1.1 400 Bad Request
Date: Sun, 07 Jun 2026 16:27:16 GMT
Content-Type: text/html
Content-Length: 622
Connection: close
X-Content-Type-Options: nosniff
Strict-Transport-Security: max-age=31536000
Content-Security-Policy

Port history

Every port that has answered a connection on this address, and when. A port is listed as open above only when a service was identified on it. Times are UTC.

Hostnames pointing to this address

1 name · as answered by each domain's own name servers

dimetronic.comfirst seen 2026-10-12

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