Autonomous System
AS207995 LF Holdco 2 Limited
ISPActiveUnited KingdomRIPE
AS207995 (LightningFibre) is an ISP network operated by LF Holdco 2 Limited in United Kingdom, registered with RIPE. It has 3 IPv4 prefixes with 33,792 addresses and 1 IPv6 prefix, which makes it the 5,174th largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses33,792in 3 prefixes
IPv6 prefixes1≈ 3.2 × 10²⁹ addresses
Size rank#5,174of 82,200 active ASNs
Details
OrganizationLF Holdco 2 Limited
AS nameLightningFibre
Websitelightningfibre.co.uk
Country United Kingdom (GB)
Network typeISP
RegistryRIPE
Abuse contactabuse@lightningfibre.net.uk
Registered2019-10-18
Last updated2025-11-19
IPv4 prefixes
3 prefixes · 33,792 addresses| Network | Addresses | First – last address |
|---|---|---|
| 212.221.128.0/17 | 32,768 | 212.221.128.0 – 212.221.255.255 |
| 194.24.162.0/23 | 512 | 194.24.162.0 – 194.24.163.255 |
| 194.24.176.0/23 | 512 | 194.24.176.0 – 194.24.177.255 |
212.221.128.0/17 194.24.162.0/23 194.24.176.0/23
IPv6 prefixes
1 prefix- 2a10:340::/30
2a10:340::/30
Query AS207995 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=AS207995&key=YOUR_API_KEY"Any address in its prefixes resolves to AS207995, with or without a key:
curl "https://api.ipapi.is/?q=212.221.128.1"