AS51923
'Nothing But Air' Services B.V.
AS51923 is 'Nothing But Air' Services B.V. (duocast.nl). It announces 0 IPv4 addresses in 0 prefixes, and 1 IPv6 prefix.
The Netherlands· RIPE NCC· allocated 2010-11-30· Hosting· duocast.nl
0
IPv4 addresses announced
0
IPv4 prefixes
1
IPv6 prefix
100.00%
of its routes RPKI-valid
0
of its IPv4 geolocated
0
countries
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
None of its IPv4 is geolocated, or it announces only IPv6.
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- NBA-AS
- name
- 'Nothing But Air' Services B.V.
- org
- ORG-BASB1-RIPE
- org name
- 'Nothing But Air' Services B.V.
- org address
- Haaksbergweg 41, 1101 BR AMSTERDAM, The Netherlands
- org country
- NL
- country
- NL
- source
- ripe
- status
- ASSIGNED
- created
- 2010-11-30
- updated
- 2018-09-04
- maintainer
- RIPE-NCC-END-MNT|MNT-DUOCAST
- abuse name
- Abuse-C Role
- abuse email
- abuse@duocast.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
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2a01:1b0:c000:: | The Netherlands | Valid | 19 | 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.