asn.dev

Address space

AS45543 SCTV-AS-VN SaiGon Tourist cable Televition Company

Mobile APNIC Cable/DSL/ISP

IPv4 prefixes 44 197K addresses
IPv6 prefixes 44
Most common size /24 IPv4
Flagged 11

Shape

IPv4 prefix sizes

All IPv4
/16
/16: 1
1
/17
/17: 1
1
/18
/18: 2
2
/19
/19: 3
3
/20
/20: 6
6
/21
/21: 3
3
/22
/22: 6
6
/23
/23: 4
4
/24
/24: 7
7
/26
/26: 2
2
/27
/27: 2
2
/28
/28: 2
2
/29
/29: 2
2
/30
/30: 2
2
/31
/31: 1
1

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
/38
/38: 1
1
/39
/39: 3
3
/40
/40: 3
3
/41
/41: 3
3
/42
/42: 3
3
/43
/43: 3
3
/44
/44: 3
3
/45
/45: 2
2
/46
/46: 2
2
/47
/47: 7
7
/48
/48: 10
10

Geography

Where the space lands

CountryNamePrefixes
VNViet Nam88

Review

Flagged prefixes

11 of 88
PrefixFamilyAddressesCountryFlags
112.197.11.0/26IPv464VNToo specific
112.197.11.64/27IPv432VNToo specific
112.197.11.96/29IPv48VNToo specific
112.197.11.108/30IPv44VNToo specific
112.197.11.112/28IPv416VNToo specific
112.197.11.128/29IPv48VNToo specific
112.197.11.138/31IPv42VNToo specific
112.197.11.140/30IPv44VNToo specific
112.197.11.144/28IPv416VNToo specific
112.197.11.160/27IPv432VNToo specific
112.197.11.192/26IPv464VNToo specific

A flag is an observation, not an accusation. Very large and very specific prefixes are both legitimate in the right context.