Ports
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IP
Nmap scan report for zyevents.prod.zybooks.com (104.18.8.243) Host is up (0.0011s latency). Other addresses for zyevents.prod.zybooks.com (not scanned): 2606:4700::6812:9f3 2606:4700::6812:8f3 104.18.9.243 Not shown: 996 filtered tcp ports (no-response) PORT STATE SERVICE VERSION 80/tcp open http Cloudflare http proxy |_http-title: Did not follow redirect to https://zyevents.prod.zybooks.com/ |_http-server-header: cloudflare 443/tcp open ssl/http Cloudflare http proxy |_http-title: Site doesn't have a title (text/plain; charset=UTF-8). |_http-server-header: cloudflare | ssl-cert: Subject: commonName=zybooks.com | Subject Alternative Name: DNS:*.beta.kube.zybooks.com, DNS:*.dev.kube.zybooks.com, DNS:*.internal.zybooks.com, DNS:*.kube.zybooks.com, DNS:*.loadtest.zybooks.com, DNS:*.prestaging.kube.zybooks.com, DNS:*.prod.kube.zybooks.com, DNS:*.prod.zybooks.com, DNS:*.staging.kube.zybooks.com, DNS:*.zybooks.com, DNS:*.zylabs.zybooks.com, DNS:zybooks.com | Not valid before: 2024-11-26T14:32:51 |_Not valid after: 2025-02-24T14:32:50 8080/tcp open http Cloudflare http proxy |_http-title: Did not follow redirect to https://zyevents.prod.zybooks.com/ |_http-server-header: cloudflare 8443/tcp open ssl/http Cloudflare http proxy |_http-title: Site doesn't have a title (text/plain; charset=UTF-8). |_http-server-header: cloudflare | ssl-cert: Subject: commonName=zybooks.com | Subject Alternative Name: DNS:*.beta.kube.zybooks.com, DNS:*.dev.kube.zybooks.com, DNS:*.internal.zybooks.com, DNS:*.kube.zybooks.com, DNS:*.loadtest.zybooks.com, DNS:*.prestaging.kube.zybooks.com, DNS:*.prod.kube.zybooks.com, DNS:*.prod.zybooks.com, DNS:*.staging.kube.zybooks.com, DNS:*.zybooks.com, DNS:*.zylabs.zybooks.com, DNS:zybooks.com | Not valid before: 2024-11-26T14:32:51 |_Not valid after: 2025-02-24T14:32:50 Warning: OSScan results may be unreliable because we could not find at least 1 open and 1 closed port Aggressive OS guesses: FreeBSD 11.1-STABLE (92%), FreeBSD 11.1-RELEASE (89%), FreeBSD 11.2-RELEASE - 11.3 RELEASE or 11.2-STABLE (89%), FreeBSD 12.0-RELEASE - 13.0-CURRENT (89%), FreeBSD 11.2-RELEASE - 11.3-RELEASE (88%), FreeBSD 11.0-STABLE (88%), FreeBSD 12.1-RELEASE (88%), Android 6.0 - 7.1.2 (Linux 3.18 - 4.4.1) (87%), FreeBSD 11.0-RELEASE (87%), FreeBSD 12.0-RELEASE (86%) No exact OS matches for host (test conditions non-ideal). Network Distance: 7 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 0.48 ms gw.mcom-colocationamerica.com (208.64.231.81) 3 0.61 ms r1b4.n1p1400.lax.multacom.net (64.69.46.9) 4 23.87 ms ce-1-4-2.a04.lsanca07.us.bb.gin.ntt.net (128.241.15.73) 5 1.38 ms ae-0.cloudflare.lsanca07.us.bb.gin.ntt.net (128.241.9.245) 6 1.46 ms 141.101.72.21 7 1.06 ms 104.18.8.243 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 23.45 seconds