AS206218
Anne-Jan Zwart
AS206218 is Anne-Jan Zwart. It announces 256 IPv4 addresses in 1 prefixes, and 1 IPv6 prefixes.
The Netherlands· RIPE· allocated 2025-10-13· business
256
IPv4 addresses announced
1
IPv4 prefixes
1
IPv6 prefixes
100.00%
of its routes RPKI-valid
256
of its IPv4 geolocated
1
country
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 Netherlands256 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- AT4-AS
- name
- Anne-Jan Zwart
- org
- ORG-AZ74-RIPE
- org name
- Anne-Jan Zwart
- org address
- Box G4020, Zinkstraat 24, 4823 AD Breda, The Netherlands
- org country
- NL
- country
- NL
- source
- ripe
- status
- ASSIGNED
- created
- 2025-10-13
- updated
- 2025-10-13
- descr
- at4.xyz
- maintainer
- RIPE-NCC-END-MNT|at4-mnt
- abuse name
- AT4.XYZ abuse contact
- abuse email
- annejan.zwart@gmail.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.
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 74.209.165.0/24 | The Netherlands | valid | 16 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2001:678:bc4::/48 | The Netherlands | valid | 19 | 2026-10-02 |
00 · Evaluate
Test the real build first.
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01 · License
Then license what you use.
Standard, for detection and decisions inside your own product and operations.
Redistribution, when the data ships onward inside what you sell, priced by scope rather than by seat.
Annual terms, a named contact, and monthly, quarterly or yearly payment.