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421 exceeded maxium simultaneous connections
Host
Tags: Hosting End-of-life software
As of our latest check on 2026-08-02, 74.82.19.19 (Hurricane Electric LLC, AS6939, United States) had 3 open ports (25, 80, 443) and 557 known CVEs, 2 known to be exploited.
Open ports and CVEs as of our latest check of this host, 2026-08-02.
CVEs by severity: CRITICAL 81 HIGH 206 MEDIUM 247 LOW 23
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
Not counted: 9 only affect another platform (php 4.3.3, http_server 2.0.46, perl 5.8.0). See them
Not a Tor relay, not a VPN or privacy relay address, and not on a current public blocklist.
421 exceeded maxium simultaneous connections
HTTP/1.1 200 OK Date: Sun, 02 Aug 2026 17:42:23 GMT Server: Apache/2.0.46 (Unix) mod_perl/1.99_09 Perl/v5.8.0 mod_ssl/2.0.46 OpenSSL/0.9.7a DAV/2 FrontPage/5.0.2.2634 PHP/4.3.3 mod_gzip/2.0.26.1a Last-Modified: Wed, 01 Jul 1998 08:51:04 GMT ETag: "23d7812-61-a7950e00" Accept-Ranges: bytes Content-Length: 97 Content-Type: text/html <title>HURRICANE ELECTRIC</title> <META HTTP-EQUIV="Refresh" CONTENT="0; URL=http://www.he.net">
<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN"> <html><head> <title>501 Method Not Implemented</title> </head><body> <h1>Method Not Implemented</h1> <p> to /index.html not supported.<br /> </p> <hr /> <address>Apache/2.0.46 (Unix) mod_perl/1.99_09 Perl/v5.8.0 mod_ssl/2.0.46 OpenSSL/0.9.7a DAV/2 FrontPage/5.0.2.2634 PHP/4.3.3 mod_gzip/2.0.26.1a Server at gl1.he.net Port 80</address> </body></html>
These CVEs need a platform this host visibly does not run (for example a flaw of the Windows build on a Linux host). They are not counted.
CVEs by severity: CRITICAL 3 HIGH 4 MEDIUM 2
| CVE | Software |
|---|---|
| CVE-2010-0425 HIGH 10.0 | http_server 2.0.46 · port 80 |
| CVE-2012-2376 HIGH 10.0 | php 4.3.3 · port 80 |
| CVE-2015-4642 CRITICAL 9.8 | php 4.3.3 · port 80 |
| CVE-2017-12814 CRITICAL 9.8 | perl 5.8.0 · port 80 |
| CVE-2024-3566 CRITICAL 9.8 | php 4.3.3 · port 80 |
| CVE-2023-47039 HIGH 7.8 | perl 5.8.0 · port 80 |
| CVE-2024-40898 HIGH 7.5 | http_server 2.0.46 · port 80 |
| CVE-2022-28330 MEDIUM 5.3 | http_server 2.0.46 · port 80 |
| CVE-2011-0754 MEDIUM 4.4 | php 4.3.3 · port 80 |
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.