Critical Core BV
AS49033 is Critical Core BV (criticalcore.nl). It announces 14,592 IPv4 addresses in 15 prefixes, and 2 IPv6 prefixes.
The Netherlands· RIPE· allocated 2016-10-04· 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.
- The Netherlands11,264 · 77.19%
- United Kingdom3,072 · 21.05%
- Singapore256 · 1.75%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- CRITICALCORE
- name
- Critical Core BV
- org
- ORG-CCB17-RIPE
- org name
- Critical Core BV
- org address
- Trivium 76, 4873LP, Etten-Leur, NETHERLANDS
- org country
- NL
- country
- NL
- source
- ripe
- status
- ASSIGNED
- created
- 2016-10-04
- updated
- 2025-12-03
- maintainer
- RIPE-NCC-END-MNT|MNT-SMARTROUTING
- abuse name
- Critical Core NOC
- abuse email
- abuse@criticalcore.nl
- 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 IP539draytek3.69%
- geonode0.01%
- None here
- None here
- None here
- None here
- Hosting IP13,82494.74%
- None here
- None here
- None here
- SSH IP4152.84%
- 0.04%
- 0.40%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 45.8.236.0/22 | The Netherlands | valid | 17 | 2026-10-02 |
| 68.64.204.0/22 | Singapore | valid | 17 | 2026-10-02 |
| 94.46.216.0/22 | The Netherlands | valid | 17 | 2026-10-02 |
| 95.143.97.0/24 | United Kingdom | valid | 17 | 2026-10-02 |
| 103.66.56.0/22 | United Kingdom | valid | 17 | 2026-10-02 |
| 103.104.60.0/22 | The Netherlands | valid | 17 | 2026-10-02 |
| 113.212.72.0/22 | The Netherlands | valid | 17 | 2026-10-02 |
| 185.91.92.0/22 | The Netherlands | valid | 17 | 2026-10-02 |
| 185.116.144.0/22 | The Netherlands | valid | 17 | 2026-10-02 |
| 185.166.88.0/22 | The Netherlands | valid | 17 | 2026-10-02 |
| 185.171.48.0/22 | The Netherlands | valid | 17 | 2026-10-02 |
| 185.232.160.0/22 | The Netherlands | valid | 17 | 2026-10-02 |
| 185.238.108.0/22 | The Netherlands | valid | 17 | 2026-10-02 |
| 204.8.80.0/22 | The Netherlands | valid | 17 | 2026-10-02 |
| 216.152.64.0/22 | United Kingdom | valid | 17 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2a0f:dcc0::/29 | The Netherlands | valid | 20 | 2026-10-02 |
| 2a0f:ddc0::/29 | The Netherlands | valid | 20 | 2026-10-02 |
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