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Nmap scan report for pubsub-shard1-19-1.zendesk.com (162.159.128.7) Host is up (0.00098s latency). Other addresses for pubsub-shard1-19-1.zendesk.com (not scanned): 162.159.138.6 Not shown: 996 filtered tcp ports (no-response) PORT STATE SERVICE VERSION 80/tcp open http Cloudflare http proxy |_http-server-header: cloudflare |_http-title: Did not follow redirect to https://pubsub-shard1-19-1.zendesk.com/ 443/tcp open ssl/http Cloudflare http proxy |_ssl-date: 2024-03-28T02:51:36+00:00; +1s from scanner time. | tls-nextprotoneg: | h2 |_ http/1.1 | ssl-cert: Subject: commonName=zendesk.com | Subject Alternative Name: DNS:*.zendesk.com, DNS:zendesk.com | Not valid before: 2024-03-24T23:59:51 |_Not valid after: 2024-06-22T23:59:50 | tls-alpn: | h2 |_ http/1.1 |_http-title: Site doesn't have a title (text/plain). |_http-server-header: cloudflare 8080/tcp open http Cloudflare http proxy |_http-server-header: cloudflare |_http-title: Did not follow redirect to https://pubsub-shard1-19-1.zendesk.com/ 8443/tcp open ssl/http Cloudflare http proxy |_http-server-header: cloudflare | tls-nextprotoneg: | h2 |_ http/1.1 |_ssl-date: 2024-03-28T02:51:36+00:00; +1s from scanner time. | tls-alpn: | h2 |_ http/1.1 | ssl-cert: Subject: commonName=zendesk.com | Subject Alternative Name: DNS:*.zendesk.com, DNS:zendesk.com | Not valid before: 2024-03-24T23:59:51 |_Not valid after: 2024-06-22T23:59:50 |_http-title: 400 The plain HTTP request was sent to HTTPS port Warning: OSScan results may be unreliable because we could not find at least 1 open and 1 closed port Aggressive OS guesses: Linux 3.1 (92%), Linux 3.2 (92%), AXIS 210A or 211 Network Camera (Linux 2.6.17) (91%), Linux 4.15 - 5.6 (90%), Linux 5.4 (90%), Crestron XPanel control system (89%), Linux 5.3 - 5.4 (89%), Linux 2.6.32 (89%), ASUS RT-N56U WAP (Linux 3.4) (89%), Linux 3.16 (89%) No exact OS matches for host (test conditions non-ideal). Network Distance: 8 hops TRACEROUTE (using port 80/tcp) HOP RTT ADDRESS 1 0.21 ms 208.76.251.177.rdns.ColocationAmerica.com (208.76.251.177) 2 0.57 ms gw.mcom-colocationamerica.com (208.64.231.81) 3 0.78 ms r1b4.n1p1400.lax.multacom.net (64.69.46.9) 4 ... 5 1.19 ms be3271.ccr41.lax04.atlas.cogentco.com (154.54.42.102) 6 ... 7 1.15 ms 162.158.88.3 8 0.79 ms 162.159.128.7 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 96.80 seconds