asn.dev

Address space

AS22909 COMCAST-22909

Unclassified ARIN

IPv4 prefixes 215 1.08M addresses
IPv6 prefixes 68
Most common size /20 IPv4
Flagged 0

Shape

IPv4 prefix sizes

All IPv4
/16
/16: 1
1
/17
/17: 7
7
/18
/18: 18
18
/19
/19: 24
24
/20
/20: 53
53
/21
/21: 10
10
/22
/22: 25
25
/23
/23: 26
26
/24
/24: 51
51

A wall of /24s usually means many small customer assignments or fine-grained traffic engineering; a few short prefixes means large contiguous allocations announced whole.

Shape

IPv6 prefix sizes

All IPv6
/26
/26: 3
3
/32
/32: 6
6
/44
/44: 1
1
/47
/47: 4
4
/48
/48: 54
54

Geography

Where the space lands

CountryNamePrefixes
USUnited States of America283