asn.dev

Address space

AS8399 SEWAN-

IPv4 prefixes 51 165K addresses
IPv6 prefixes 4
Most common size /22 IPv4
Flagged 0

Shape

Prefix sizes

IPv4
/18
/18: 3
3
/19
/19: 7
7
/20
/20: 6
6
/21
/21: 7
7
/22
/22: 14
14
/23
/23: 8
8
/24
/24: 6
6

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
/29
/29: 3
3
/32
/32: 1
1

Geography

Where the space lands

CountryNamePrefixes
FRFrance55

Inventory

All prefixes

55 total
PrefixFamilyAddressesCountryFlags
37.97.64.0/19IPv48,192FR
37.97.96.0/20IPv44,096FR
37.139.120.0/22IPv41,024FR
37.139.124.0/24IPv4256FR
37.139.125.0/24IPv4256FR
37.139.126.0/23IPv4512FR
65.39.64.0/19IPv48,192FR
80.251.96.0/21IPv42,048FR
80.251.104.0/22IPv41,024FR
81.93.0.0/19IPv48,192FR
88.213.224.0/19IPv48,192FR
155.2.128.0/19IPv48,192FR
157.143.128.0/18IPv416,384FR
157.143.192.0/19IPv48,192FR
157.143.224.0/20IPv44,096FR
157.143.240.0/21IPv42,048FR
178.174.96.0/21IPv42,048FR
178.174.104.0/23IPv4512FR
178.174.110.0/23IPv4512FR
178.255.160.0/21IPv42,048FR
185.6.92.0/22IPv41,024FR
185.8.252.0/22IPv41,024FR
185.24.140.0/22IPv41,024FR
185.32.208.0/22IPv41,024FR
185.42.176.0/22IPv41,024FR
185.50.52.0/22IPv41,024FR
185.65.248.0/22IPv41,024FR
185.76.216.0/22IPv41,024FR
185.218.208.0/22IPv41,024FR
185.249.20.0/22IPv41,024FR
193.142.158.0/24IPv4256FR
195.135.0.0/21IPv42,048FR
195.135.8.0/22IPv41,024FR
195.135.12.0/23IPv4512FR
195.135.14.0/23IPv4512FR
195.135.16.0/20IPv44,096FR
195.135.32.0/20IPv44,096FR
195.135.48.0/24IPv4256FR
195.135.49.0/24IPv4256FR
195.135.50.0/23IPv4512FR
195.135.52.0/22IPv41,024FR
195.135.56.0/21IPv42,048FR
195.135.64.0/18IPv416,384FR
217.74.96.0/20IPv44,096FR
217.181.128.0/18IPv416,384FR
217.181.192.0/19IPv48,192FR
217.181.224.0/20IPv44,096FR
217.181.240.0/21IPv42,048FR
217.181.248.0/23IPv4512FR
217.181.250.0/24IPv4256FR
217.181.254.0/23IPv4512FR
2a02:6e8::/32IPv6—FR
2a02:c440::/29IPv6—FR
2a05:5cc0::/29IPv6—FR
2a0b:e3c0::/29IPv6—FR