asn.dev

Address space

AS136750 CMI-INT-AS-AP China Mobile International Limited

Unclassified APNIC

IPv4 prefixes 2 1.54K addresses
IPv6 prefixes 18
Most common size /22 IPv4
Flagged 18

Shape

IPv4 prefix sizes

All IPv4
/22
/22: 1
1
/23
/23: 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
/49
/49: 1
1
/50
/50: 1
1
/51
/51: 1
1
/52
/52: 1
1
/53
/53: 1
1
/55
/55: 2
2
/56
/56: 3
3
/57
/57: 1
1
/58
/58: 1
1
/59
/59: 1
1
/60
/60: 1
1
/61
/61: 1
1
/62
/62: 1
1
/63
/63: 2
2

Geography

Where the space lands

CountryNamePrefixes
HKHong Kong20

Review

Flagged prefixes

18 of 20
PrefixFamilyAddressesCountryFlags
2402:4f00:f004::/62IPv6/62HKToo specific
2402:4f00:f004:4::/63IPv6/63HKToo specific
2402:4f00:f004:6::/63IPv6/63HKToo specific
2402:4f00:f004:8::/61IPv6/61HKToo specific
2402:4f00:f004:10::/60IPv6/60HKToo specific
2402:4f00:f004:20::/59IPv6/59HKToo specific
2402:4f00:f004:40::/58IPv6/58HKToo specific
2402:4f00:f004:80::/57IPv6/57HKToo specific
2402:4f00:f004:100::/56IPv6/56HKToo specific
2402:4f00:f004:200::/55IPv6/55HKToo specific
2402:4f00:f004:400::/55IPv6/55HKToo specific
2402:4f00:f004:600::/56IPv6/56HKToo specific
2402:4f00:f004:700::/56IPv6/56HKToo specific
2402:4f00:f004:800::/53IPv6/53HKToo specific
2402:4f00:f004:1000::/52IPv6/52HKToo specific
2402:4f00:f004:2000::/51IPv6/51HKToo specific
2402:4f00:f004:4000::/50IPv6/50HKToo specific
2402:4f00:f004:8000::/49IPv6/49HKToo specific

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