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Nmap scan report for api-345c0691.duosecurity.com (54.241.191.166) Host is up (0.0094s latency). rDNS record for 54.241.191.166: ec2-54-241-191-166.us-west-1.compute.amazonaws.com Not shown: 996 filtered tcp ports (no-response) PORT STATE SERVICE VERSION 80/tcp open http-proxy HAProxy http proxy 1.3.1 or later |_http-title: 404 Not Found |_http-server-header: Duo/1.0 389/tcp open ldap OpenLDAP 2.2.X - 2.3.X | ssl-cert: Subject: commonName=*.duosecurity.com/organizationName=Duo Security LLC/stateOrProvinceName=Michigan/countryName=US | Subject Alternative Name: DNS:*.duosecurity.com, DNS:duosecurity.com | Not valid before: 2023-12-20T00:00:00 |_Not valid after: 2025-01-19T23:59:59 |_ssl-date: TLS randomness does not represent time 443/tcp open ssl/https Duo/1.0 | fingerprint-strings: | FourOhFourRequest, GetRequest, HTTPOptions: | HTTP/1.1 301 Moved Permanently | Server: Duo/1.0 | Date: Sun, 12 May 2024 04:24:49 GMT | Content-Type: text/html | Content-Length: 164 | Connection: close | Location: https://duo.com/ | Strict-Transport-Security: max-age=31536000 | Content-Security-Policy: default-src 'self'; frame-src 'self' ; img-src 'self' ; connect-src 'self' | <html> | <head><title>301 Moved Permanently</title></head> | <body> | <center><h1>301 Moved Permanently</h1></center> | <hr><center>Duo/1.0</center> | </body> | </html> | tor-versions: | HTTP/1.1 400 Bad Request | Server: Duo/1.0 | Date: Sun, 12 May 2024 04:24:49 GMT | Content-Type: text/html | Content-Length: 152 | Connection: close | <html> | <head><title>400 Bad Request</title></head> | <body> | <center><h1>400 Bad Request</h1></center> | <hr><center>Duo/1.0</center> | </body> |_ </html> |_http-title: Did not follow redirect to https://duo.com/ | ssl-cert: Subject: commonName=*.duosecurity.com/organizationName=Duo Security LLC/stateOrProvinceName=Michigan/countryName=US | Subject Alternative Name: DNS:*.duosecurity.com, DNS:duosecurity.com | Not valid before: 2023-12-20T00:00:00 |_Not valid after: 2025-01-19T23:59:59 |_ssl-date: TLS randomness does not represent time |_http-server-header: Duo/1.0 636/tcp open ssl/ldap OpenLDAP 2.2.X - 2.3.X | ssl-cert: Subject: commonName=*.duosecurity.com/organizationName=Duo Security LLC/stateOrProvinceName=Michigan/countryName=US | Subject Alternative Name: DNS:*.duosecurity.com, DNS:duosecurity.com | Not valid before: 2023-12-20T00:00:00 |_Not valid after: 2025-01-19T23:59:59 |_ssl-date: TLS randomness does not represent time 1 service unrecognized despite returning data. If you know the service/version, please submit the following fingerprint at https://nmap.org/cgi-bin/submit.cgi?new-service : SF-Port443-TCP:V=7.92%T=SSL%I=7%D=5/11%Time=66404491%P=x86_64-redhat-linux SF:-gnu%r(GetRequest,1F0,"HTTP/1\.1\x20301\x20Moved\x20Permanently\r\nServ SF:er:\x20Duo/1\.0\r\nDate:\x20Sun,\x2012\x20May\x202024\x2004:24:49\x20GM SF:T\r\nContent-Type:\x20text/html\r\nContent-Length:\x20164\r\nConnection SF::\x20close\r\nLocation:\x20https://duo\.com/\r\nStrict-Transport-Securi SF:ty:\x20max-age=31536000\r\nContent-Security-Policy:\x20default-src\x20' SF:self';\x20frame-src\x20'self'\x20;\x20img-src\x20'self'\x20\x20;\x20con SF:nect-src\x20'self'\x20\x20\x20\x20\r\n\r\n<html>\r\n<head><title>301\x2 SF:0Moved\x20Permanently</title></head>\r\n<body>\r\n<center><h1>301\x20Mo SF:ved\x20Permanently</h1></center>\r\n<hr><center>Duo/1\.0</center>\r\n</ SF:body>\r\n</html>\r\n")%r(HTTPOptions,1F0,"HTTP/1\.1\x20301\x20Moved\x20 SF:Permanently\r\nServer:\x20Duo/1\.0\r\nDate:\x20Sun,\x2012\x20May\x20202 SF:4\x2004:24:49\x20GMT\r\nContent-Type:\x20text/html\r\nContent-Length:\x SF:20164\r\nConnection:\x20close\r\nLocation:\x20https://duo\.com/\r\nStri SF:ct-Transport-Security:\x20max-age=31536000\r\nContent-Security-Policy:\ SF:x20default-src\x20'self';\x20frame-src\x20'self'\x20;\x20img-src\x20'se SF:lf'\x20\x20;\x20connect-src\x20'self'\x20\x20\x20\x20\r\n\r\n<html>\r\n SF:<head><title>301\x20Moved\x20Permanently</title></head>\r\n<body>\r\n<c SF:enter><h1>301\x20Moved\x20Permanently</h1></center>\r\n<hr><center>Duo/ SF:1\.0</center>\r\n</body>\r\n</html>\r\n")%r(FourOhFourRequest,1F0,"HTTP SF:/1\.1\x20301\x20Moved\x20Permanently\r\nServer:\x20Duo/1\.0\r\nDate:\x2 SF:0Sun,\x2012\x20May\x202024\x2004:24:49\x20GMT\r\nContent-Type:\x20text/ SF:html\r\nContent-Length:\x20164\r\nConnection:\x20close\r\nLocation:\x20 SF:https://duo\.com/\r\nStrict-Transport-Security:\x20max-age=31536000\r\n SF:Content-Security-Policy:\x20default-src\x20'self';\x20frame-src\x20'sel SF:f'\x20;\x20img-src\x20'self'\x20\x20;\x20connect-src\x20'self'\x20\x20\ SF:x20\x20\r\n\r\n<html>\r\n<head><title>301\x20Moved\x20Permanently</titl SF:e></head>\r\n<body>\r\n<center><h1>301\x20Moved\x20Permanently</h1></ce SF:nter>\r\n<hr><center>Duo/1\.0</center>\r\n</body>\r\n</html>\r\n")%r(to SF:r-versions,12B,"HTTP/1\.1\x20400\x20Bad\x20Request\r\nServer:\x20Duo/1\ SF:.0\r\nDate:\x20Sun,\x2012\x20May\x202024\x2004:24:49\x20GMT\r\nContent- SF:Type:\x20text/html\r\nContent-Length:\x20152\r\nConnection:\x20close\r\ SF:n\r\n<html>\r\n<head><title>400\x20Bad\x20Request</title></head>\r\n<bo SF:dy>\r\n<center><h1>400\x20Bad\x20Request</h1></center>\r\n<hr><center>D SF:uo/1\.0</center>\r\n</body>\r\n</html>\r\n"); Warning: OSScan results may be unreliable because we could not find at least 1 open and 1 closed port Aggressive OS guesses: Linux 2.6.32 (94%), Crestron XPanel control system (90%), OpenWrt Kamikaze 7.09 (Linux 2.6.22) (90%), OpenWrt 0.9 - 7.09 (Linux 2.4.30 - 2.4.34) (88%), OpenWrt White Russian 0.9 (Linux 2.4.30) (88%), ASUS RT-N56U WAP (Linux 3.4) (87%), Linux 3.1 (87%), Linux 3.16 (87%), Linux 3.2 (87%), HP P2000 G3 NAS device (87%) No exact OS matches for host (test conditions non-ideal). Network Distance: 11 hops Service Info: Device: load balancer TRACEROUTE (using port 80/tcp) HOP RTT ADDRESS 1 0.19 ms 208.76.251.177.rdns.ColocationAmerica.com (208.76.251.177) 2 1.02 ms gw.mcom-colocationamerica.com (208.64.231.81) 3 0.81 ms r2b4.n1.p1401.lax.multacom.net (64.69.46.11) 4 0.51 ms 206.72.211.146.any2ix.coresite.com (206.72.211.146) 5 ... 10 11 10.81 ms ec2-54-241-191-166.us-west-1.compute.amazonaws.com (54.241.191.166) OS and Service detection performed. Please report any incorrect results at https://nmap.org/submit/ . Nmap done: 1 IP address (1 host up) scanned in 33.19 seconds