Address space

AS24371 CNGI-CHC-IX-AS-AP CERNET2 IX at Jilin University

IPv4 prefixes 1 65.54K addresses

IPv6 prefixes 17

Most common size /16 IPv4

Flagged 0

Shape

Prefix sizes

IPv4

/16

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

/32

/44

/45

/46

/47

/48

Geography

Where the space lands

Country	Name	Prefixes
CN	China	18

Inventory

All prefixes

18 total

Prefix	Family	Addresses	Country
49.140.0.0/16	IPv4	65,536	CN
2001:250:7401::/48	IPv6	—	CN
2001:250:7402::/47	IPv6	—	CN
2001:250:7404::/46	IPv6	—	CN
2001:250:7408::/46	IPv6	—	CN
2001:250:740c::/47	IPv6	—	CN
2001:250:740e::/48	IPv6	—	CN
2001:250:7410::/44	IPv6	—	CN
2001:250:7420::/44	IPv6	—	CN
2001:250:7430::/48	IPv6	—	CN
2001:da8:aa::/48	IPv6	—	CN
2001:da8:b000::/45	IPv6	—	CN
2001:da8:b008::/48	IPv6	—	CN
2001:da8:b00a::/47	IPv6	—	CN
2001:da8:b00c::/46	IPv6	—	CN
2001:da8:b011::/48	IPv6	—	CN
2001:da8:b012::/48	IPv6	—	CN
2403:8c00::/32	IPv6	—	CN