asn.dev

Address space

AS6939 HURRICANE

Transit DROP-listed space ARIN NSP

IPv4 prefixes 616 394K addresses
IPv6 prefixes 211
Most common size /24 IPv4
Flagged 83

Shape

IPv4 prefix sizes

All IPv4
/17
/17: 1
1
/18
/18: 1
1
/19
/19: 3
3
/20
/20: 10
10
/21
/21: 23
23
/22
/22: 84
84
/23
/23: 142
142
/24
/24: 269
269
/25
/25: 20
20
/26
/26: 23
23
/27
/27: 22
22
/28
/28: 8
8
/29
/29: 5
5
/30
/30: 2
2
/31
/31: 2
2
/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
/24
/24: 1
1
/29
/29: 13
13
/32
/32: 3
3
/33
/33: 1
1
/34
/34: 1
1
/35
/35: 1
1
/36
/36: 5
5
/37
/37: 2
2
/38
/38: 1
1
/39
/39: 2
2
/40
/40: 1
1
/41
/41: 1
1
/42
/42: 10
10
/43
/43: 11
11
/44
/44: 12
12
/45
/45: 23
23
/46
/46: 33
33
/47
/47: 40
40
/48
/48: 50
50

Geography

Where the space lands

CountryNamePrefixes
USUnited States of America827

Review

Flagged prefixes

83 of 827
PrefixFamilyAddressesCountryFlags
64.62.250.0/25IPv4128USToo specific
64.62.250.128/27IPv432USToo specific
64.62.250.192/26IPv464USToo specific
64.71.144.0/25IPv4128USToo specific
64.71.144.128/26IPv464USToo specific
64.71.144.224/27IPv432USToo specific
65.19.169.0/26IPv464USToo specific
65.19.169.64/27IPv432USToo specific
65.19.169.96/28IPv416USToo specific
65.19.169.128/25IPv4128USToo specific
65.49.37.0/25IPv4128USToo specific
65.49.37.160/27IPv432USToo specific
65.49.37.192/26IPv464USToo specific
66.160.143.0/25IPv4128USToo specific
66.160.143.192/26IPv464USToo specific
66.160.159.0/25IPv4128USToo specific
66.160.159.192/26IPv464USToo specific
72.52.83.0/29IPv48USToo specific
72.52.83.12/30IPv44USToo specific
72.52.83.16/28IPv416USToo specific
72.52.83.32/27IPv432USToo specific
72.52.83.64/28IPv416USToo specific
72.52.83.80/29IPv48USToo specific
72.52.83.96/27IPv432USToo specific
72.52.83.128/25IPv4128USToo specific

The first 25. Every flag also shows in the IPv4 and IPv6 lists.

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