AS203943
ALEXANDER NICHOLSON
AS203943 is ALEXANDER NICHOLSON (ctrl.tokyo). It announces 0 IPv4 addresses in 0 prefixes, and 5 IPv6 prefixes.
Australia· RIPE NCC· allocated 2015-09-29· Business· ctrl.tokyo
0
IPv4 addresses announced
0
IPv4 prefixes
5
IPv6 prefixes
60.00%
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
- NET-AN
- name
- ALEXANDER NICHOLSON
- org
- ORG-AA1461-RIPE
- org name
- ALEXANDER NICHOLSON
- org address
- 18 CARRINGTON ROAD, NSW, AUSTRALIA
- org country
- AU
- country
- AU
- source
- ripe
- status
- ASSIGNED
- created
- 2015-09-29
- updated
- 2025-12-10
- descr
- https://inaka.network
- maintainer
- RIPE-NCC-END-MNT|NET-0xdragon
- abuse name
- Abuse Contact
- abuse email
- ripe-contact-only@apartment.coffee
- 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 |
|---|---|---|---|---|
| 2a0e:b107:5a1:: | United States | Valid | 19 | 2026-10-02 |
| 2a0e:b107:5a2:: | United States | Valid | 19 | 2026-10-02 |
| 2a0e:b107:5a3:: | United States | Valid | 19 | 2026-10-02 |
| 2a0e:b107:5a5:: | Japan | Not found | 19 | 2026-10-02 |
| 2a0e:b107:5a7:: | Japan | Not found | 19 | 2026-10-02 |
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