Not a Tor relay, not a VPN or privacy relay address, and not on a current public blocklist.
Services (2)
80/tcpHTTPApachefirst 2026-05-31 · last 2026-05-31
Status
500 Internal Server Error
Server
Apache
Raw response
HTTP/1.0 500 Internal Server Error
Date: Sun, 31 May 2026 02:11:46 GMT
Server: Apache
Content-Length: 0
Connection: close
Content-Type: text/html; charset=UTF-8
443/tcpTLSfirst 2026-05-31 · last 2026-05-31
TLS
TLSv1.2
Certificate for
arduino.comp.nl
Issued by
YE2
Valid
2026-05-29 → 2026-08-27
Raw response
HTTP/1.1 400 Bad Request
Date: Sun, 31 May 2026 02:11:46 GMT
Server: Apache
Content-Length: 427
Connection: close
Content-Type: text/html; charset=iso-8859-1
<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
<html><head>
<title>400 Bad Request</title>
</head><body>
<h1>Bad Request</h1>
<p>Your browser sent a request that this server could not understand.<br />
Reason: You're speaking plain HTTP to an SSL-enabled server port.<br />
Instead use the HTTPS scheme to access this URL, please.<br />
</p>
<hr>
<address>Apache Server at arduino.comp.nl Port 80</address>
</body></html>
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.