21/tcp
FTP
first 2026-07-18 · last 2026-07-18
- Banner
- 220 Microsoft FTP Service
Raw response
220 Microsoft FTP Service
Host
66.37.35.116
As of our latest check on 2026-07-18, 66.37.35.116 (Crown Castle Fiber LLC, AS46887, United States) had 2 open ports (21, 80) and 1 known CVE.
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, 2026-07-18.
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
- Crown Castle Fiber LLC AS46887
- Open ports
- 21, 80 · at our latest check, 2026-07-18
- Location
- United States US
- Hostname
- 66.37.35.116.lightower.net · reverse DNS, checked 2026-10-04
- Route
- 66.37.34.0/23 · announced by Crown Castle Fiber LLC AS46887 no RPKI authorisation
- Organisation
- Crown Castle Inc. · Network service provider (transit)
- Registry network
- ARIN-CIDR-BLOCK · 66.0.0.0 - 66.255.255.255 · APNIC
- First seen
- 2026-07-18 21:55 UTC
- Last seen alive
- 2026-07-18 21:57 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)
- Status
- 200 OK
- Server
- Microsoft-IIS/8.5
- Powered by
- ASP.NET
Raw response
HTTP/1.1 200 OK Cache-Control: private Content-Type: text/html; charset=utf-8 Server: Microsoft-IIS/8.5 X-AspNet-Version: 4.0.30319 X-Powered-By: ASP.NET Date: Sat, 18 Jul 2026 21:56:12 GMT Content-Length: 348 Error connecting to Apache Tomcat instance.<hr>Please check that a Tomcat server is running at given location and port.<br>Details:<br>No connection could be made because the target machine actively refused it 127.0.0.1:8009<br><small><small><br>You can change this message by changing TomcatConnectErrorURL setting in setting file.</small></small>
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.