Calibour Limited
AS200950 is Calibour Limited (calibour.com). It announces 512 IPv4 addresses in 2 prefixes, and 13 IPv6 prefixes.
United Kingdom· RIPE· allocated 2022-12-02· 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.
- Germany256 · 50.00%
- The Netherlands256 · 50.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- CalibourNetwork
- name
- Calibour Limited
- org
- ORG-CLBR1-RIPE
- org name
- Calibour Limited
- org address
- 17 King Edwards Road, Ruislip HA4 7AE
- org country
- GB
- country
- GB
- source
- ripe
- status
- ASSIGNED
- created
- 2022-12-02
- updated
- 2026-10-09
- remarks
- Transit / AS197071 :: Active 1 GmbH / AS44592 :: SkyLink Data Center B.V. / AS213438 :: ColocaTel Inc. / AS49581 :: Ferdinand Zink / Peering / AS202409 :: LocIX / Private Peering / AS13335 :: Cloudflare / AS6939 :: Hurricane Electric LLC
- maintainer
- RIPE-NCC-END-MNT|CALIBOUR-MNT
- abuse name
- Calibour Limited
- abuse email
- abuse@calibour.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.
- 0.20%
- None here
- None here
- None here
- 0.20%
- None here
- Hosting IP512100.00%
- None here
- None here
- None here
- SSH IP6913.48%
- 0.78%
- 1.17%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 45.86.153.0/24 | Germany | valid | 17 | 2026-10-02 |
| 150.251.32.0/24 | The Netherlands | not found | 16 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2602:f2dc:9e::/48 | United States | valid | 19 | 2026-10-02 |
| 2a0d:d906::/32 | The Netherlands | valid | 19 | 2026-10-02 |
| 2a0f:6284:f00::/40 | Hong Kong | valid | 19 | 2026-10-02 |
| 2a0f:6284:1200::/40 | United Kingdom | valid | 19 | 2026-10-02 |
| 2a0f:85c1:8d0::/44 | Germany | valid | 19 | 2026-10-02 |
| 2a10:ccc0:100::/44 | Iceland | valid | 19 | 2026-10-02 |
| 2a14:67c3:2ae::/48 | Germany | valid | 19 | 2026-10-02 |
| 2a14:7583:ffe0::/44 | Germany | valid | 19 | 2026-10-02 |
| 2a14:7583:ffed::/48 | Germany | valid | 19 | 2026-10-02 |
| 2a14:7583:ffee::/48 | Germany | valid | 19 | 2026-10-02 |
| 2a14:7583:ffef::/48 | Germany | valid | 19 | 2026-10-02 |
| 2a14:c380:360::/44 | Norway | valid | 19 | 2026-10-02 |
| 2a14:c380:700::/40 | Norway | valid | 19 | 2026-10-02 |
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