Stichting Centrum voor Wiskunde en Informatica
AS1888 is Stichting Centrum voor Wiskunde en Informatica (surfnet.nl). It announces 1,280 IPv4 addresses in 4 prefixes, and 0 IPv6 prefixes.
The Netherlands· RIPE· allocated 1993-09-01· business
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 Netherlands1,280 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- CWI-NL
- name
- Stichting Centrum voor Wiskunde en Informatica
- org
- ORG-CCvW1-RIPE
- org name
- Stichting Centrum voor Wiskunde en Informatica
- org address
- Kruislaan 413, NL-1098 SJ Amsterdam, NL
- org country
- NL
- country
- NL
- source
- ripe
- status
- ASSIGNED
- updated
- 2017-11-15
- remarks
- Amsterdam / The Netherlands
- maintainer
- RIPE-NCC-END-MNT|AS1888-MNT
- abuse name
- Abuse-C Role
- abuse email
- abuse@surfnet.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.
- None here
- None here
- None here
- None here
- None here
- None here
- Hosting IP51240.00%
- None here
- None here
- None here
- 0.23%
- 0.31%
- 0.23%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 192.16.184.0/24 | The Netherlands | not found | 19 | 2026-10-02 |
| 192.16.191.0/24 | The Netherlands | not found | 19 | 2026-10-02 |
| 192.16.196.0/23 | The Netherlands | not found | 19 | 2026-10-02 |
| 192.16.201.0/24 | The Netherlands | not found | 19 | 2026-10-02 |
Test the real build first.
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