AS211251
A1 Internet BV
AS211251 is A1 Internet BV (a1.nl). It announces 3,328 IPv4 addresses in 11 prefixes, and 0 IPv6 prefixes.
The Netherlands· RIPE· allocated 2021-05-28· isp
3,328
IPv4 addresses announced
11
IPv4 prefixes
0
IPv6 prefixes
100.00%
of its routes RPKI-valid
3,328
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 Netherlands3,328 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- A1-DC
- name
- A1 Internet BV
- org
- ORG-BoLB1-RIPE
- org name
- A1 Internet BV
- org address
- Abelenstra Boulevard 52-10, 8448JB, Heerenveen, NETHERLANDS
- org country
- NL
- country
- NL
- source
- ripe
- status
- ASSIGNED
- created
- 2021-05-28
- updated
- 2024-10-09
- maintainer
- RIPE-NCC-END-MNT|A1-LIR-MNT
- abuse name
- Abuse-C Role
- abuse email
- harry@a1.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 IP250.75%
- anyip0.06%
- None here
- None here
- None here
- None here
- Hosting IP1,28038.46%
- None here
- None here
- None here
- SSH IP421.26%
- SMTP IP491.47%
- 0.99%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 79.98.176.0/24 | The Netherlands | valid | 16 | 2026-10-02 |
| 79.98.177.0/24 | The Netherlands | valid | 16 | 2026-10-06 |
| 79.98.179.0/24 | The Netherlands | valid | 16 | 2026-10-02 |
| 213.171.64.0/23 | The Netherlands | valid | 16 | 2026-10-02 |
| 213.171.66.0/23 | The Netherlands | valid | 16 | 2026-10-02 |
| 213.171.67.0/24 | The Netherlands | valid | 16 | 2026-10-02 |
| 213.171.68.0/23 | The Netherlands | valid | 16 | 2026-10-02 |
| 213.171.72.0/24 | The Netherlands | valid | 16 | 2026-10-02 |
| 213.171.73.0/24 | The Netherlands | valid | 16 | 2026-10-02 |
| 213.171.74.0/24 | The Netherlands | valid | 16 | 2026-10-02 |
| 213.171.75.0/24 | The Netherlands | valid | 16 | 2026-10-02 |
00 · Evaluate
Test the real build first.
An evaluation license puts a full current build in your hands, with no sampling, so you can measure it against your own traffic before anyone talks about terms.
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.