AS133111

Name: AS133111 — CERNET New Technology Co., Ltd
Creator: ipdex

CERNET New Technology Co., Ltd Unknown registered in China

8IPv4 prefixes

3IPv6 prefixes

82%RPKI-valid

#44,815AS Rank

327/327RIS visibility

#261Rank in China

2013-10-08Allocated

CERNET New Technology Co., Ltd (AS133111) — Unknown, registered in China. announces 8 IPv4 prefixes + 3 IPv6 prefixes. Rank in China: #261. Allocated: 2013-10-08.

IPv4 8IPv6 3

Announced prefixes · 11

v4 103.81.200.0/22 valid
v4 42.201.32.0/19 valid
v4 42.201.33.0/24 valid
v4 42.201.60.0/23 valid
v4 42.201.62.0/23 valid
v4 42.245.192.0/18 unknown
v4 42.245.221.0/24 unknown
v4 43.252.48.0/24 valid
v6 2400:a980::/29 valid
v6 2403:a200:9999::/48 valid
v6 240d:4000::/21 valid

RPKI: rpki.cloudflare.com · 2026-06-17

Routing: 8 IPv4 · 3 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	11
2026-06-13	11

AS topology · Customer cone 1

Providers · 2

AS9808 China Mobile Communications Group Co., Ltd.
AS4538 China Education and Research Network Center

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