asn.dev

Address space

AS23700 FASTNET-AS-ID Linknet-Fastnet ASN

Unclassified ARIN Cable/DSL/ISP

IPv4 prefixes 30 805K addresses
IPv6 prefixes 9
Most common size /24 IPv4
Flagged 0

Shape

IPv4 prefix sizes

All IPv4
/15
/15: 2
2
/16
/16: 5
5
/17
/17: 3
3
/18
/18: 5
5
/19
/19: 3
3
/20
/20: 1
1
/21
/21: 1
1
/22
/22: 2
2
/23
/23: 2
2
/24
/24: 6
6

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
/33
/33: 1
1
/34
/34: 1
1
/35
/35: 1
1
/36
/36: 1
1
/37
/37: 1
1
/38
/38: 1
1
/39
/39: 1
1
/40
/40: 2
2

Geography

Where the space lands

CountryNamePrefixes
IDIndonesia39