asn.dev

Address space

AS24361 CNGI-NJ-IX-AS-AP CERNET2 IX at Southeast University

IPv4 prefixes 19 162K addresses
IPv6 prefixes 45
Most common size /19 IPv4
Flagged 0

Shape

Prefix sizes

IPv4
/16
/16: 1
1
/17
/17: 1
1
/18
/18: 1
1
/19
/19: 3
3
/20
/20: 3
3
/21
/21: 3
3
/22
/22: 2
2
/23
/23: 2
2
/24
/24: 3
3

How this network carves its IPv4 space. 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

Prefix sizes

IPv6
/31
/31: 1
1
/32
/32: 3
3
/43
/43: 1
1
/44
/44: 3
3
/45
/45: 4
4
/46
/46: 11
11
/47
/47: 11
11
/48
/48: 11
11

Geography

Where the space lands

CountryNamePrefixes
CNChina64

Inventory

All prefixes

64 total
PrefixFamilyAddressesCountryFlags
1.51.32.0/20IPv44,096CN
1.51.48.0/21IPv42,048CN
121.248.0.0/19IPv48,192CN
121.248.32.0/21IPv42,048CN
121.248.48.0/21IPv42,048CN
121.248.56.0/22IPv41,024CN
121.248.61.0/24IPv4256CN
121.248.62.0/23IPv4512CN
121.248.64.0/18IPv416,384CN
121.248.128.0/17IPv432,768CN
121.249.0.0/19IPv48,192CN
121.249.32.0/20IPv44,096CN
121.249.48.0/22IPv41,024CN
202.112.23.0/24IPv4256CN
202.112.24.0/23IPv4512CN
202.119.160.0/24IPv4256CN
202.195.224.0/19IPv48,192CN
219.230.144.0/20IPv44,096CN
223.3.0.0/16IPv465,536CN
2001:250:5002::/47IPv6—CN
2001:250:5004::/46IPv6—CN
2001:250:5008::/45IPv6—CN
2001:250:5010::/48IPv6—CN
2001:250:5012::/47IPv6—CN
2001:250:5014::/46IPv6—CN
2001:250:5018::/45IPv6—CN
2001:250:5020::/43IPv6—CN
2001:250:5040::/44IPv6—CN
2001:250:5050::/46IPv6—CN
2001:250:5055::/48IPv6—CN
2001:250:5056::/47IPv6—CN
2001:250:5058::/45IPv6—CN
2001:250:5061::/48IPv6—CN
2001:250:5062::/47IPv6—CN
2001:250:5064::/46IPv6—CN
2001:250:5068::/46IPv6—CN
2001:250:506c::/47IPv6—CN
2001:250:5070::/47IPv6—CN
2001:250:5072::/48IPv6—CN
2001:250:5074::/46IPv6—CN
2001:250:5078::/47IPv6—CN
2001:250:507a::/48IPv6—CN
2001:250:507c::/46IPv6—CN
2001:250:5080::/48IPv6—CN
2001:250:5083::/48IPv6—CN
2001:da8:a3::/48IPv6—CN
2001:da8:1001::/48IPv6—CN
2001:da8:1002::/47IPv6—CN
2001:da8:1004::/46IPv6—CN
2001:da8:1008::/45IPv6—CN
2001:da8:1010::/44IPv6—CN
2001:da8:1020::/44IPv6—CN
2001:da8:1030::/46IPv6—CN
2001:da8:1034::/47IPv6—CN
2001:da8:1037::/48IPv6—CN
2001:da8:1038::/47IPv6—CN
2001:da8:103a::/48IPv6—CN
2001:da8:103c::/46IPv6—CN
2001:da8:1040::/46IPv6—CN
2001:da8:1044::/47IPv6—CN
240c:c602::/31IPv6—CN
240c:c604::/32IPv6—CN
240c:c608::/32IPv6—CN
240c:c64c::/32IPv6—CN