Nmap scan report for ap.gilderlehrman.org (66.175.209.107) Host is up (0.067s latency). rDNS record for 66.175.209.107: li506-107.members.linode.com Not shown: 996 filtered tcp ports (no-response) PORT STATE SERVICE VERSION 22/tcp open ssh OpenSSH 7.2p2 Ubuntu 4ubuntu2.10 (Ubuntu Linux; protocol 2.0) | ssh-hostkey: | 2048 4b:c9:ca:54:5c:48:85:75:b5:c9:13:c9:cd:50:56:4b (RSA) | 256 92:b5:14:e4:4c:79:bd:82:f8:3c:bd:8a:b0:94:0b:3b (ECDSA) |_ 256 2a:75:a8:28:97:96:78:e5:cc:a4:b2:44:3d:dc:17:38 (ED25519) 80/tcp open http Apache httpd 2.4.18 |_http-server-header: Apache/2.4.18 (Ubuntu) |_http-title: Did not follow redirect to https://www.gilderlehrman.org/ap-us-history?original=/ 443/tcp open ssl/http Apache httpd 2.4.18 | tls-alpn: |_ http/1.1 |_ssl-date: TLS randomness does not represent time |_http-generator: Drupal 9 (https://www.drupal.org) |_http-server-header: Apache/2.4.18 (Ubuntu) | http-title: AP US History Study Guide | Gilder Lehrman Institute of Americ... |_Requested resource was https://www.gilderlehrman.org/ap-us-history?original=/ | ssl-cert: Subject: commonName=ap.gilderlehrman.org | Subject Alternative Name: DNS:ap.gilderlehrman.org | Not valid before: 2025-04-11T14:53:39 |_Not valid after: 2025-07-10T14:53:38 |_http-trane-info: Problem with XML parsing of /evox/about 8080/tcp closed http-proxy Aggressive OS guesses: Linux 5.1 (95%), Linux 5.0 - 5.4 (95%), Linux 2.6.32 - 3.13 (95%), Linux 5.4 (94%), Linux 2.6.22 - 2.6.36 (93%), Linux 3.10 - 4.11 (93%), Linux 2.6.39 (93%), Linux 3.10 (93%), Linux 2.6.32 (92%), Linux 3.2 - 4.9 (92%) No exact OS matches for host (test conditions non-ideal). Network Distance: 19 hops Service Info: Host: ap.gilderlehrman.org; OS: Linux; CPE: cpe:/o:linux:linux_kernel TRACEROUTE (using port 80/tcp) HOP RTT ADDRESS 1 0.20 ms 208.76.251.177.rdns.ColocationAmerica.com (208.76.251.177) 2 0.64 ms gw.mcom-colocationamerica.com (208.64.231.81) 3 0.67 ms r1b4.n1p1400.lax.multacom.net (64.69.46.9) 4 ... 5 10.88 ms be2931.ccr31.phx01.atlas.cogentco.com (154.54.44.85) 6 19.83 ms be5471.ccr21.elp02.atlas.cogentco.com (154.54.166.57) 7 31.41 ms be3821.ccr31.dfw01.atlas.cogentco.com (154.54.165.25) 8 37.83 ms port-channel8121.ccr91.jan02.atlas.cogentco.com (154.54.40.250) 9 45.43 ms be3009.ccr41.atl01.atlas.cogentco.com (154.54.29.133) 10 62.06 ms be2112.ccr41.dca01.atlas.cogentco.com (154.54.7.157) 11 61.78 ms port-channel8247.ccr91.dca04.atlas.cogentco.com (154.54.171.65) 12 66.74 ms be8073.ccr41.jfk02.atlas.cogentco.com (154.54.170.70) 13 67.55 ms be2997.rcr51.ewr01.atlas.cogentco.com (154.54.89.178) 14 63.09 ms 38.122.228.129 15 69.79 ms ae23.gw2.cjj1.netarch.akamai.com (23.203.154.43) 16 ... 18 19 68.50 ms li506-107.members.linode.com (66.175.209.107) 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 32.44 seconds