asn.dev

Address space

AS205090 FIRST-SERVER-EUROPE

IPv4 prefixes 39 15.87K addresses
IPv6 prefixes 2
Most common size /24 IPv4
Flagged 0

Shape

Prefix sizes

IPv4
/22
/22: 4
4
/23
/23: 11
11
/24
/24: 24
24

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
/32
/32: 1
1
/48
/48: 1
1

Geography

Where the space lands

CountryNamePrefixes
GBUnited Kingdom41

Inventory

All prefixes

41 total
PrefixFamilyAddressesCountryFlags
45.9.73.0/24IPv4256GB
45.9.75.0/24IPv4256GB
45.89.65.0/24IPv4256GB
45.90.216.0/22IPv41,024GB
45.95.202.0/23IPv4512GB
45.132.255.0/24IPv4256GB
45.142.122.0/24IPv4256GB
84.252.73.0/24IPv4256GB
84.252.74.0/23IPv4512GB
85.209.2.0/24IPv4256GB
89.44.86.0/23IPv4512GB
91.200.12.0/23IPv4512GB
95.81.121.0/24IPv4256GB
95.81.122.0/24IPv4256GB
103.71.20.0/23IPv4512GB
104.128.130.0/24IPv4256GB
104.128.133.0/24IPv4256GB
104.128.134.0/23IPv4512GB
109.69.62.0/23IPv4512GB
132.243.16.0/22IPv41,024GB
135.136.178.0/23IPv4512GB
135.136.190.0/24IPv4256GB
157.228.138.0/23IPv4512GB
185.40.4.0/24IPv4256GB
185.102.139.0/24IPv4256GB
185.103.109.0/24IPv4256GB
185.104.251.0/24IPv4256GB
185.105.88.0/22IPv41,024GB
185.112.101.0/24IPv4256GB
185.112.102.0/23IPv4512GB
185.128.104.0/22IPv41,024GB
185.217.198.0/23IPv4512GB
185.221.160.0/24IPv4256GB
185.221.162.0/24IPv4256GB
185.232.169.0/24IPv4256GB
185.233.83.0/24IPv4256GB
185.233.200.0/24IPv4256GB
193.162.143.0/24IPv4256GB
193.168.227.0/24IPv4256GB
2a09:5302::/32IPv6—GB
2a0c:5d04:ffff::/48IPv6—GB