AS45586 — AKGRAMMAR-AKL-NZ - Auckland Grammar School

AS45586 announces 2 IPv4 prefixes covering 512 addresses and 1 IPv6 prefixes.

About this network

AKGRAMMAR-AKL-NZ is operated by Auckland Grammar School.

What it's used for

• The address space carries school infrastructure, with reverse DNS entries consistently using the ags.school.nz domain (e.g., ip-161-248-127-64.ags.school.nz).
• The AS announces 512 IPv4 addresses across 2 prefixes and 1 IPv6 prefix, while maintaining only 6 observed neighbours, indicating a small, self-contained internal network rather than a transit or large-scale access provider.
• Traffic from this AS consists of student and staff endpoints, administrative systems, and campus services for a secondary school in Auckland.

Notable

• Registrants for both announced IPv4 prefixes (161.248.127.0/24 and 203.171.223.0/24) are listed as Auckland Grammar School, matching the AS holder.
• The address inventory is compact, comprising two /24 blocks and a single /48 IPv6 prefix, typical of a single-site institutional deployment.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 161.248.127.0/24
• 203.171.223.0/24
• 2001:df0:f0::/48

Upstream networks

• AS9790 Two Degrees Networks Limited
• AS49915 Megaport (UK) Limited
• AS6939 Hurricane Electric LLC
• AS64073 Vetta Group

Adjacent networks

• AS9790 Two Degrees Networks Limited
• AS49915 Megaport (UK) Limited
• AS6939 Hurricane Electric LLC
• AS64073 Vetta Group

Routing security

• RPKI: 3 valid, 0 invalid and 0 not-found announcements; 3 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 5 route objects.
• Listed in as-sets: AS-4648-CUSTOMERS, AS-ANC-CUSTOMER-PROXY-REGISTER, AS-HURRICANE, AS-HURRICANEV6, AS-MEGAPORT-RS-AKL, AS-TELSTRA-INTL-CUSTOMERS, AS-VOCUSNZ-CUST, AS1221:AS-TI-4637-AU-NZ, AS45586:AS-AKGRAMMAR, AS49915:AS-CUSTOMERS, AS63830:AS-AKL-IX.

Internet exchanges

• New Zealand Internet Exchange Auckland — Auckland, New Zealand
• MegaPort-IX Auckland — Auckland, New Zealand