asn.dev

Address space

AS13367 COMCAST-13367

Unclassified ARIN Cable/DSL/ISP

IPv4 prefixes 110 1.01M addresses
IPv6 prefixes 70
Most common size /24 IPv4
Flagged 0

Shape

IPv4 prefix sizes

All IPv4
/15
/15: 1
1
/16
/16: 4
4
/17
/17: 7
7
/18
/18: 7
7
/19
/19: 21
21
/20
/20: 15
15
/21
/21: 3
3
/22
/22: 15
15
/23
/23: 13
13
/24
/24: 24
24

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: 2
2
/32
/32: 2
2
/44
/44: 1
1
/47
/47: 3
3
/48
/48: 62
62

Geography

Where the space lands

CountryNamePrefixes
USUnited States of America180