asn.dev

Address space

AS35916 MULTA-ASN1

Hosting ARIN

IPv4 prefixes 286 343K addresses
IPv6 prefixes 11
Most common size /24 IPv4
Flagged 8

Shape

IPv4 prefix sizes

All IPv4
/17
/17: 1
1
/18
/18: 5
5
/19
/19: 6
6
/20
/20: 10
10
/21
/21: 13
13
/22
/22: 41
41
/23
/23: 69
69
/24
/24: 133
133
/25
/25: 1
1
/26
/26: 1
1
/27
/27: 1
1
/28
/28: 1
1
/29
/29: 1
1
/30
/30: 1
1
/31
/31: 1
1
/32
/32: 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
/29
/29: 2
2
/32
/32: 1
1
/33
/33: 1
1
/34
/34: 1
1
/35
/35: 1
1
/36
/36: 1
1
/37
/37: 1
1
/38
/38: 1
1
/39
/39: 2
2

Geography

Where the space lands

CountryNamePrefixes
USUnited States of America297

Review

Flagged prefixes

8 of 297
PrefixFamilyAddressesCountryFlags
66.154.125.0/25IPv4128USToo specific
66.154.125.128/28IPv416USToo specific
66.154.125.144/32IPv41USToo specific
66.154.125.146/31IPv42USToo specific
66.154.125.148/30IPv44USToo specific
66.154.125.152/29IPv48USToo specific
66.154.125.160/27IPv432USToo specific
66.154.125.192/26IPv464USToo specific

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