AS24302 — CRIS-CERNET-AS CRIS-CERNET

AS24302 announces 0 IPv4 prefixes covering 0 addresses and 1 IPv6 prefixes.

About this network

CRIS-CERNET-AS is operated by CERNET (China Education and Research Network).

What it's used for

• The space carries IPv6 addresses for academic and research institutions, with reverse DNS evidence pointing to Tsinghua University facilities.
• The AS announces 1 IPv6 prefix (2001:dd9::/48) and 0 IPv4 prefixes, with 1 observed neighbour, indicating a specialized research network rather than a commercial transit provider.

Notable

• The registry holder CRIS-CERNET aligns with the operator identity CERNET, a major Chinese academic network.
• The address inventory consists solely of a single /48 IPv6 block, reflecting the network's focus on modern IPv6 infrastructure for the education sector.

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

Announced prefixes

• 2001:dd9::/48

Upstream networks

• AS24348 CERNET2 IX at Tsinghua University

Adjacent networks

• AS24348 CERNET2 IX at Tsinghua University