4net Technologies Ltd
AS201933 is 4net Technologies Ltd (fournet.co.uk). It announces 2,048 IPv4 addresses in 4 prefixes, and 1 IPv6 prefixes.
United Kingdom· RIPE· allocated 2018-06-25· isp
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- United Kingdom2,048 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- AS4NET
- name
- 4net Technologies Ltd
- org
- ORG-TL906-RIPE
- org name
- 4net Technologies Ltd
- org address
- 3 Scholar Green Road, Cobra Court, Trafford Park, M32 0TR, Manchester, UNITED KINGDOM
- org country
- GB
- country
- GB
- source
- ripe
- status
- ASSIGNED
- created
- 2018-06-25
- updated
- 2025-01-20
- remarks
- ** Transit Peerings IPv4 ** / ** Transit Peerings IPv6 ** / ** Exchange Points ** / ** Clients **
- maintainer
- RIPE-NCC-END-MNT|lir-uk-4net-1-MNT
- abuse name
- Abuse-C Role
- abuse email
- info@fournet.co.uk
- abuse kind
- role
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 45.90.42.0/24 | United Kingdom | valid | 18 | 2026-10-02 |
| 80.247.222.0/23 | United Kingdom | valid | 18 | 2026-10-02 |
| 91.193.116.0/22 | United Kingdom | valid | 18 | 2026-10-02 |
| 213.193.250.0/24 | United Kingdom | valid | 18 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2a06:40c0::/29 | United Kingdom | valid | 20 | 2026-10-02 |
Test the real build first.
An evaluation license puts a full current build in your hands — every row, every column, no sampling — so you can measure it against your own traffic before anyone talks about terms.