64.255.64.21 — 2 open ports, 1 known CVE, network Telnet Worldwide, Inc.

Known CVEs on this host

2open ports

0names pointing here

1known CVE

0known exploited

Open ports and CVEs as of our latest check of this host, 2026-07-17.

CVEs by severity: MEDIUM 1

A match is an indication, not proof: it is based on the software version a service reported, and fixes are often backported without changing the version. See the list

Network: Telnet Worldwide, Inc. AS27553
Open ports: 80, 443 · at our latest check, 2026-07-17
Location: United States US
Hostname: tnmi-static-21-64-255-64.ip.telnetww.com · reverse DNS, checked 2026-11-04
Route: 64.255.64.0/20 · announced by Telnet Worldwide, Inc. AS27553 RPKI valid
Organisation: TelNet Worldwide, Inc. · Network service provider (transit)
Registry network: ARIN-CIDR-BLOCK · 64.0.0.0 - 64.255.255.255 · APNIC
First seen: 2026-07-17 17:34 UTC
Last seen alive: 2026-07-17 17:35 UTC
Hosted domains: No host name points here

Reputation

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

Services (2)

80/tcp HTTP nginx/1.25.3 1 CVE first 2026-07-17 · last 2026-07-17

Status: 200 OK
Title: Welcome to nginx!
Server: nginx/1.25.3

Raw response

HTTP/1.1 200 OK
Server: nginx/1.25.3
Date: Fri, 17 Jul 2026 17:34:47 GMT
Content-Type: text/html
Content-Length: 615
Last-Modified: Wed, 24 Jan 2024 01:24:18 GMT
Connection: keep-alive
ETag: "65b066c2-267"
Accept-Ranges: bytes

443/tcp TLS first 2026-07-17 · last 2026-07-17

TLS: TLSv1.2
Certificate for: *.telnetww.com, telnetww.com
Issued by: Sectigo Public Server Authentication CA OV R36
Valid: 2025-10-07 → 2026-11-07

Raw response

HTTP/1.1 400 Bad Request
Server: nginx/1.25.3
Date: Fri, 17 Jul 2026 17:34:47 GMT
Content-Type: text/html
Content-Length: 657
Connection: close

<html>
<head><title>400 The plain HTTP request was sent to HTTPS port</title></head>
<body>
<center><h1>400 Bad Request</h1></center>
<center>The plain HTTP request was sent to HTTPS port</center>
<hr><center>nginx/1.25.3</center>
</body>
</html>
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Vulnerabilities

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.

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