root@srv:/home/user# nmap -p 443 paygate.com -P0
Starting Nmap 5.00 (
http://nmap.org ) at 2011-11-20 11:37 YEKT
Warning: Hostname paygate.com resolves to 2 IPs. Using 217.XXX.XXX.XXX.
sendto in send_ip_packet: sendto(5, packet, 44, 0, 217.XXX.XXX.XXX, 16) => Operation not permitted
Offending packet: TCP 89.XXX.XXX.XXX:52461 > 217.XXX.XXX.XXX:443 S ttl=43 id=3045 iplen=44 seq=3074930543 win=4096 <mss 1460>
sendto in send_ip_packet: sendto(5, packet, 44, 0, 217.XXX.XXX.XXX, 16) => Operation not permitted
Offending packet: TCP 89.XXX.XXX.XXX:52462 > 217.XXX.XXX.XXX:443 S ttl=54 id=49355 iplen=44 seq=3074865006 win=3072 <mss 1460>
Interesting ports on 217.XXX.XXX.XXX:
PORT STATE SERVICE
443/tcp filtered https
Nmap done: 1 IP address (1 host up) scanned in 2.46 seconds
root@srv:/home/user#