Nmap scan report for url3579.messages.lhmailer.com (52.39.173.225) Host is up (0.029s latency). Other addresses for url3579.messages.lhmailer.com (not scanned): 44.245.147.253 44.228.207.192 rDNS record for 52.39.173.225: ec2-52-39-173-225.us-west-2.compute.amazonaws.com Not shown: 998 filtered tcp ports (no-response) PORT STATE SERVICE VERSION 80/tcp open http nginx |_http-title: 404 Not Found 443/tcp open ssl/http nginx |_http-title: 404 Not Found |_ssl-date: TLS randomness does not represent time | ssl-cert: Subject: commonName=*.sendgrid.net | Subject Alternative Name: DNS:*.sendgrid.net, DNS:sendgrid.net | Not valid before: 2025-05-07T09:52:19 |_Not valid after: 2026-06-08T09:52:19 | tls-nextprotoneg: |_ http/1.1 | tls-alpn: |_ http/1.1 Warning: OSScan results may be unreliable because we could not find at least 1 open and 1 closed port OS fingerprint not ideal because: Missing a closed TCP port so results incomplete No OS matches for host Network Distance: 11 hops TRACEROUTE (using port 443/tcp) HOP RTT ADDRESS 1 0.22 ms 208.76.251.177.rdns.ColocationAmerica.com (208.76.251.177) 2 0.52 ms gw.mcom-colocationamerica.com (208.64.231.81) 3 1.92 ms r2b4.n1.p1401.lax.multacom.net (64.69.46.11) 4 0.92 ms amazon.as16509.any2ix.coresite.com (206.72.210.146) 5 ... 10 11 29.54 ms ec2-52-39-173-225.us-west-2.compute.amazonaws.com (52.39.173.225) 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 26.07 seconds