Phantom IP address 127.0.0.1

Phantom ip 127.0.0.1...

I have been seeing ip 127.0.0.1 showing up on my router and Mac "Bonjour"
I have checked IP of en0 which is 192.168.2.110 and IP of en1 192.168.2.109

Port Scanning host: 127.0.0.1

Open TCP Port: 22 ssh

Open TCP Port: 88 kerberos

Open TCP Port: 445 microsoft-ds

Open TCP Port: 515 printer

Open TCP Port: 548 afpovertcp

Open TCP Port: 625 dec_dlm

Open TCP Port: 631 ipp

PING 127.0.0.1 (127.0.0.1): 56 data bytes

64 bytes from 127.0.0.1: icmp_seq=0 ttl=64 time=0.067 ms

64 bytes from 127.0.0.1: icmp_seq=1 ttl=64 time=0.079 ms

64 bytes from 127.0.0.1: icmp_seq=2 ttl=64 time=0.075 ms

64 bytes from 127.0.0.1: icmp_seq=3 ttl=64 time=0.074 ms

64 bytes from 127.0.0.1: icmp_seq=4 ttl=64 time=0.074 ms

64 bytes from 127.0.0.1: icmp_seq=5 ttl=64 time=0.063 ms

64 bytes from 127.0.0.1: icmp_seq=6 ttl=64 time=0.062 ms

64 bytes from 127.0.0.1: icmp_seq=7 ttl=64 time=0.041 ms

64 bytes from 127.0.0.1: icmp_seq=8 ttl=64 time=0.070 ms

64 bytes from 127.0.0.1: icmp_seq=9 ttl=64 time=0.071 ms

--- 127.0.0.1 ping statistics ---

10 packets transmitted, 10 packets received, 0.0% packet loss

round-trip min/avg/max/stddev = 0.041/0.068/0.079/0.010 ms

NSLookup: 127.0.0.1 localhost.localdomain

Where is ip 127.0.0.1 coming from can anyone explain what and why I see 127.0.0.1??

I think I should only see assigned Ip addresses....