ASK4 Limited
AS41230 is ASK4 Limited (ask4.com). It announces 88,320 IPv4 addresses in 16 prefixes, and 7 IPv6 prefixes.
United Kingdom· RIPE· allocated 2006-07-05· 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.
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- ASK4
- name
- ASK4 Limited
- org
- ORG-AL47-RIPE
- org name
- ASK4 Limited
- org address
- Devonshire Green House 14 Fitzwilliam Street, S1 4JL, SHEFFIELD, UNITED KINGDOM
- org country
- GB
- country
- GB
- source
- ripe
- status
- ASSIGNED
- created
- 2006-07-05
- updated
- 2024-03-07
- remarks
- ASK4's Peering Policy can be found at / https://www.ask4.com/peering
- maintainer
- RIPE-NCC-END-MNT|MNT-ASK4
- abuse name
- ASK4 Abuse Department
- abuse email
- abuse@ask4.com
- 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.
- VPN IP289draytek, watchguard0.33%
- Residential Proxy IP1,432geonode, anyip, dataimpulse1.62%
- None here
- floppydata0.01%
- 0.00%
- None here
- Hosting IP7,1688.12%
- None here
- None here
- None here
- SSH IP990.11%
- 0.01%
- 0.08%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 31.205.0.0/16 | United Kingdom | valid | 17 | 2026-10-02 |
| 31.205.64.0/18 | United Kingdom | valid | 4 | 2026-10-02 |
| 31.205.192.0/18 | United Kingdom | valid | 4 | 2026-10-02 |
| 45.81.120.0/22 | Poland | valid | 17 | 2026-10-02 |
| 45.154.248.0/22 | Germany | valid | 17 | 2026-10-02 |
| 78.109.176.0/20 | United Kingdom | valid | 17 | 2026-10-02 |
| 81.23.48.0/20 | United Kingdom | valid | 17 | 2026-10-02 |
| 176.119.145.0/24 | The Netherlands | valid | 17 | 2026-10-02 |
| 185.134.128.0/22 | Germany | valid | 17 | 2026-10-02 |
| 185.134.136.0/22 | Germany | valid | 17 | 2026-10-02 |
| 185.134.136.0/23 | Germany | valid | 17 | 2026-10-02 |
| 185.134.138.0/24 | Germany | valid | 17 | 2026-10-02 |
| 185.134.139.0/24 | Germany | valid | 17 | 2026-10-02 |
| 185.134.144.0/22 | Ireland | valid | 17 | 2026-10-02 |
| 185.198.228.0/22 | Ireland | valid | 17 | 2026-10-02 |
| 213.143.0.0/19 | United Kingdom | valid | 17 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2a00:1a10::/29 | United Kingdom | valid | 20 | 2026-10-02 |
| 2a07:c300::/29 | United Kingdom | valid | 20 | 2026-10-02 |
| 2a0e:2a40::/29 | United Kingdom | valid | 20 | 2026-10-02 |
| 2a0e:2ac0::/29 | United Kingdom | valid | 20 | 2026-10-02 |
| 2a0e:5680::/29 | United Kingdom | valid | 20 | 2026-10-02 |
| 2a0f:dd00::/29 | United Kingdom | valid | 20 | 2026-10-02 |
| 2a10:d00::/29 | United Kingdom | valid | 20 | 2026-10-02 |
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