asn.dev

Address space

AS1237 KREONET-AS-KR KISTI

Unclassified ARIN

IPv4 prefixes 239 292K addresses
IPv6 prefixes 24
Most common size /24 IPv4
Flagged 0

Shape

IPv4 prefix sizes

All IPv4
/17
/17: 1
1
/18
/18: 2
2
/19
/19: 5
5
/20
/20: 9
9
/21
/21: 26
26
/22
/22: 38
38
/23
/23: 64
64
/24
/24: 94
94

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
/40
/40: 2
2
/41
/41: 2
2
/42
/42: 2
2
/43
/43: 2
2
/44
/44: 2
2
/45
/45: 2
2
/46
/46: 2
2
/47
/47: 2
2
/48
/48: 2
2

Geography

Where the space lands

CountryNamePrefixes
KRKorea, Republic of263