AS45131 REANNZ Head Office

REANNZ-OFFICE - REANNZ Head Office · registered in New Zealand

IPv4 addresses7682 prefixes · <0.001% of announced IPv4

Rank in New Zealand#200largest network in NZ by IPv4 space, of 419 · 0.02% of NZ

Rank worldwide#43,264of 79,396 networks with IPv4

IPv63 x /482 prefixes

CountryNew Zealand427 ASNs registered there

Open AS45131 in ASN lookup Look up an IP in this network (163.7.130.1) All networks in New Zealand

IPv4 prefixes

All 2 prefixes, in address order.

163.7.130.0/23
163.7.132.0/24

IPv6 prefixes

All 2 prefixes.

2404:138:130::/47
2404:138:132::/48

Similar-sized networks in New Zealand

ASNNameIPv4 addresses

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AS45285#199 NZ-AS-NS2-AP - ASN for anycast peering768

AS133532#201 INTERNET-AS-AP - ASN for .nz InternetNZ Registry Content768

AS132898#202 CHORUS-NZ - CHORUS NEW ZEALAND LIMITED768

AS10110#203 MITNZ-AS-AP - Manukau Institute of Technology768

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources