asn.dev

Address space

AS33651 CMCS

Unclassified ARIN Cable/DSL/ISP

IPv4 prefixes 190 2.27M addresses
IPv6 prefixes 173
Most common size /24 IPv4
Flagged 0

Shape

IPv4 prefix sizes

All IPv4
/15
/15: 3
3
/16
/16: 15
15
/17
/17: 6
6
/18
/18: 28
28
/19
/19: 16
16
/20
/20: 10
10
/21
/21: 8
8
/22
/22: 19
19
/23
/23: 31
31
/24
/24: 54
54

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: 19
19
/48
/48: 149
149

Geography

Where the space lands

CountryNamePrefixes
USUnited States of America363