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- 220 Welcome! Please note that all activity is logged.
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220 Welcome! Please note that all activity is logged.
Host
Tags: Expired certificate
As of our latest check on 2026-08-11, 91.200.41.97 (PE Konstantin Vladimirovich Kravchenko, AS43773, Ukraine) had 4 open ports (21, 22, 25, 443) and 40 known CVEs.
Open ports and CVEs as of our latest check of this host, 2026-08-11.
CVEs by severity: CRITICAL 1 HIGH 8 MEDIUM 15 LOW 16
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 a Tor relay, not a VPN or privacy relay address, and not on a current public blocklist.
220 Welcome! Please note that all activity is logged.
SSH-2.0-OpenSSH_8.2p1
554 SMTP synchronization error
HTTP/1.1 400 Bad Request Server: nginx Date: Tue, 11 Aug 2026 21:20:33 GMT Content-Type: text/html; charset=utf-8 Content-Length: 650 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</center> </body> </html> <!-- a padding to disable MSIE and Chrome friendly error page --> <!-- a padding to disable MSIE and Chrome friendly error page --> <!-- a padding to disable MSIE and Chrome friendly error page --> <!-- a padding to disable MSIE and Chrome friendly error page --> <!-- a padding to disable MSIE and Chrome friendly error page --> <!-- a padding to disable MSIE and Chrome friendly error page -->
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.
3 names · as answered by each domain's own name servers