asn.dev

Address space

AS51645 IRKUTSK-AS

Unclassified RIPE

IPv4 prefixes 49 73.22K addresses
IPv6 prefixes 10
Most common size /21 IPv4
Flagged 0

Shape

IPv4 prefix sizes

All IPv4
/20
/20: 7
7
/21
/21: 13
13
/22
/22: 11
11
/23
/23: 8
8
/24
/24: 10
10

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
/39
/39: 1
1
/40
/40: 1
1
/41
/41: 1
1
/42
/42: 1
1
/43
/43: 1
1
/44
/44: 1
1
/45
/45: 1
1
/46
/46: 1
1
/47
/47: 2
2

Geography

Where the space lands

CountryNamePrefixes
RURussian Federation59