asn.dev

Address space

AS4809 CHINATELECOM-CORE-WAN-CN2 China Telecom Next Generation Carrier Network

Unclassified ARIN NSP

IPv4 prefixes 277 542K addresses
IPv6 prefixes 170
Most common size /24 IPv4
Flagged 0

Shape

IPv4 prefix sizes

All IPv4
/16
/16: 2
2
/18
/18: 6
6
/19
/19: 11
11
/20
/20: 17
17
/21
/21: 25
25
/22
/22: 42
42
/23
/23: 55
55
/24
/24: 119
119

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
/32
/32: 1
1
/33
/33: 1
1
/34
/34: 1
1
/35
/35: 1
1
/36
/36: 5
5
/37
/37: 2
2
/38
/38: 2
2
/40
/40: 4
4
/44
/44: 4
4
/45
/45: 1
1
/46
/46: 3
3
/47
/47: 24
24
/48
/48: 121
121

Geography

Where the space lands

CountryNamePrefixes
CNChina447