21/tcp
FTP
first 2026-09-28 · last 2026-09-28
- Banner
- 220 Welcome to www.net.cn.
Raw response
220 Welcome to www.net.cn.
Host
120.26.53.0
Tags: Hosting Expired certificate
As of our latest check on 2026-09-28, 120.26.53.0 (Hangzhou Alibaba Advertising Co.,Ltd., AS37963, China) had 2 open ports (21, 443) and no known CVEs.
Known CVEs on this host
2open ports
0names pointing here
0known CVEs
0known exploited
Open ports and CVEs as of our latest check of this host, 2026-09-28.
No known CVEs on this host.
- Network
- Hangzhou Alibaba Advertising Co.,Ltd. AS37963
- Open ports
- 21, 443 · at our latest check, 2026-09-28
- Location
- China CN
- Route
- 120.26.0.0/16 · announced by Hangzhou Alibaba Advertising Co.,Ltd. AS37963 RPKI valid
- Organisation
- Alibaba Group · Content / hosting
- Registry network
- ALISOFT · 120.24.0.0 - 120.27.255.255 · APNIC
- Abuse contact
- [email protected] · for ALISOFT
- First seen
- 2026-09-28 10:03 UTC
- Last seen alive
- 2026-09-28 10:06 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)
443/tcp
TLS
first 2026-09-28 · last 2026-09-28
- TLS
- TLSv1.2
- Certificate for
- www.webhostingtest1.com, webhostingtest1.com
- Issued by
- Encryption Everywhere DV TLS CA - G1
- Valid
- 2018-08-13 → 2019-08-13
Raw response
HTTP/1.1 400 Bad Request Server: nginx Date: Mon, 28 Sep 2026 10:03:54 GMT Content-Type: text/html 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 -->
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.