asn.dev

Address space

AS16276 OVH

Hosting RIPE

IPv4 prefixes 684 4.65M addresses
IPv6 prefixes 72
Most common size /24 IPv4
Flagged 16

Shape

IPv4 prefix sizes

All IPv4
/14
/14: 2
2
/15
/15: 2
2
/16
/16: 41
41
/17
/17: 18
18
/18
/18: 10
10
/19
/19: 15
15
/20
/20: 13
13
/21
/21: 24
24
/22
/22: 52
52
/23
/23: 52
52
/24
/24: 439
439
/25
/25: 2
2
/26
/26: 2
2
/27
/27: 2
2
/28
/28: 2
2
/29
/29: 2
2
/30
/30: 2
2
/31
/31: 2
2
/32
/32: 2
2

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
/33
/33: 4
4
/34
/34: 3
3
/35
/35: 5
5
/36
/36: 5
5
/37
/37: 5
5
/38
/38: 4
4
/39
/39: 5
5
/40
/40: 6
6
/41
/41: 4
4
/42
/42: 4
4
/43
/43: 4
4
/44
/44: 4
4
/45
/45: 4
4
/46
/46: 5
5
/47
/47: 3
3
/48
/48: 7
7

Geography

Where the space lands

CountryNamePrefixes
FRFrance756

Review

Flagged prefixes

16 of 756
PrefixFamilyAddressesCountryFlags
51.255.41.0/26IPv464FRToo specific
51.255.41.64/32IPv41FRToo specific
51.255.41.66/31IPv42FRToo specific
51.255.41.68/30IPv44FRToo specific
51.255.41.72/29IPv48FRToo specific
51.255.41.80/28IPv416FRToo specific
51.255.41.96/27IPv432FRToo specific
51.255.41.128/25IPv4128FRToo specific
94.23.173.0/26IPv464FRToo specific
94.23.173.64/28IPv416FRToo specific
94.23.173.80/29IPv48FRToo specific
94.23.173.88/30IPv44FRToo specific
94.23.173.92/32IPv41FRToo specific
94.23.173.94/31IPv42FRToo specific
94.23.173.96/27IPv432FRToo specific
94.23.173.128/25IPv4128FRToo specific

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