Autonomous System
AS200740 FIRST SERVER LIMITED
HostingActiveUnited KingdomRIPE
AS200740 (FIRST-SERVER-EU-AS) is a hosting network operated by FIRST SERVER LIMITED in United Kingdom, registered with RIPE. It has 63 IPv4 prefixes with 29,952 addresses and 19 IPv6 prefixes, which makes it the 5,549th largest of 82,558 active autonomous systems by IPv4 space.
IPv4 addresses29,952in 63 prefixes
IPv6 prefixes19≈ 2.3 × 10²⁵ addresses
Size rank#5,549of 82,558 active ASNs
Details
OrganizationFIRST SERVER LIMITED
AS nameFIRST-SERVER-EU-AS
Websitefirstbyte.pro
Country United Kingdom (GB)
Network typeHosting
RegistryRIPE
Abuse contactaudit@first-server.net
Registered2018-07-18
Last updated2025-05-01
IPv4 prefixes
63 prefixes · 29,952 addresses| Network | Addresses | First – last address |
|---|---|---|
| 45.43.88.0/23 | 512 | 45.43.88.0 – 45.43.89.255 |
| 45.43.90.0/23 | 512 | 45.43.90.0 – 45.43.91.255 |
| 45.134.12.0/23 | 512 | 45.134.12.0 – 45.134.13.255 |
| 45.134.14.0/23 | 512 | 45.134.14.0 – 45.134.15.255 |
| 46.8.120.0/23 | 512 | 46.8.120.0 – 46.8.121.255 |
| 46.8.126.0/23 | 512 | 46.8.126.0 – 46.8.127.255 |
| 46.8.182.0/23 | 512 | 46.8.182.0 – 46.8.183.255 |
| 80.76.32.0/23 | 512 | 80.76.32.0 – 80.76.33.255 |
| 80.76.34.0/23 | 512 | 80.76.34.0 – 80.76.35.255 |
| 83.147.232.0/23 | 512 | 83.147.232.0 – 83.147.233.255 |
| 83.147.234.0/23 | 512 | 83.147.234.0 – 83.147.235.255 |
| 83.147.240.0/23 | 512 | 83.147.240.0 – 83.147.241.255 |
| 89.44.84.0/23 | 512 | 89.44.84.0 – 89.44.85.255 |
| 91.103.252.0/23 | 512 | 91.103.252.0 – 91.103.253.255 |
| 91.186.202.0/23 | 512 | 91.186.202.0 – 91.186.203.255 |
| 91.186.214.0/23 | 512 | 91.186.214.0 – 91.186.215.255 |
| 92.118.8.0/23 | 512 | 92.118.8.0 – 92.118.9.255 |
| 94.142.136.0/23 | 512 | 94.142.136.0 – 94.142.137.255 |
| 94.241.164.0/23 | 512 | 94.241.164.0 – 94.241.165.255 |
| 95.81.94.0/23 | 512 | 95.81.94.0 – 95.81.95.255 |
| 95.214.10.0/23 | 512 | 95.214.10.0 – 95.214.11.255 |
| 103.249.132.0/23 | 512 | 103.249.132.0 – 103.249.133.255 |
| 103.249.134.0/23 | 512 | 103.249.134.0 – 103.249.135.255 |
| 104.128.138.0/23 | 512 | 104.128.138.0 – 104.128.139.255 |
| 109.69.56.0/23 | 512 | 109.69.56.0 – 109.69.57.255 |
45.43.88.0/23 45.43.90.0/23 45.134.12.0/23 45.134.14.0/23 46.8.120.0/23 46.8.126.0/23 46.8.182.0/23 80.76.32.0/23 80.76.34.0/23 83.147.232.0/23 83.147.234.0/23 83.147.240.0/23 89.44.84.0/23 91.103.252.0/23 91.186.202.0/23 91.186.214.0/23 92.118.8.0/23 94.142.136.0/23 94.241.164.0/23 95.81.94.0/23 95.214.10.0/23 103.249.132.0/23 103.249.134.0/23 104.128.138.0/23 109.69.56.0/23
The 25 largest of 63. The API and the database have all of them.
IPv6 prefixes
19 prefixes- 2a04:5201:4::/48
- 2a04:5201:6::/48
- 2a04:5201:7::/48
- 2a04:5201:9::/48
- 2a04:5201:10::/48
- 2a04:5201:8018::/48
- 2a04:5202::/48
- 2a0c:5d00:3002::/48
- 2a0c:5d00:3004::/48
- 2a0c:5d00:3005::/48
- 2a0c:5d00:3007::/48
- 2a0c:5d00:3008::/48
- 2a0c:5d00:3010::/48
- 2a0c:5d00:ff08::/48
- 2a0c:5d00:ff09::/48
- 2a0c:5d00:ff0a::/48
- 2a0c:5d00:ff0b::/48
- 2a0c:5d00:ff0c::/48
- 2a0e:d604:2::/48
2a04:5201:4::/48 2a04:5201:6::/48 2a04:5201:7::/48 2a04:5201:9::/48 2a04:5201:10::/48 2a04:5201:8018::/48 2a04:5202::/48 2a0c:5d00:3002::/48 2a0c:5d00:3004::/48 2a0c:5d00:3005::/48 2a0c:5d00:3007::/48 2a0c:5d00:3008::/48 2a0c:5d00:3010::/48 2a0c:5d00:ff08::/48 2a0c:5d00:ff09::/48 2a0c:5d00:ff0a::/48 2a0c:5d00:ff0b::/48 2a0c:5d00:ff0c::/48 2a0e:d604:2::/48
Query AS200740 with the API
The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day.
curl "https://api.ipapi.is/?q=AS200740&key=YOUR_API_KEY"Any address in its prefixes resolves to AS200740, with or without a key:
curl "https://api.ipapi.is/?q=45.43.88.1"Other networks of FIRST SERVER LIMITED
AS205090 FIRST SERVER LIMITED17,408 IPv4 addressesAS204997 FIRST SERVER LIMITED16,384 IPv4 addressesAS204339 FIRST SERVER LIMITED14,080 IPv4 addresses