AS23853 — CNNIC-DSNET-AP Shanghai Data Solution Co., Ltd.

AS23853 announces 9 IPv4 prefixes covering 20,224 addresses and 15 IPv6 prefixes.

About this network

CNNIC-DSNET-AP is operated by Shanghai Data Solution Co., Ltd.

What it's used for

• The address space carries residential and business access traffic, evidenced by the consistent DSNET netname across all major prefixes and reverse DNS entries like 133.254.dsnet.
• With 20,224 IPv4 addresses and 16 IPv6 prefixes announced against only 3 observed neighbours, the high address-to-neighbour ratio indicates an access or eyeball network rather than a transit provider.

Notable

• All registrants in the RDAP sample are IRT-DSNET-CN, which aligns directly with the announcer CNNIC-DSNET-AP and the holder Shanghai Data Solution Co., Ltd.
• The inventory consists of 25 IPv4 prefixes and 16 IPv6 prefixes, all located in China, with a mix of /21, /22, /23, and /24 blocks that suggest a segmented internal estate for different service tiers or regions.

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

Announced prefixes

• 120.136.128.0/21
• 120.136.140.0/22
• 120.136.144.0/21
• 120.136.152.0/22
• 120.136.180.0/22
• 120.136.188.0/23
• 120.136.190.0/24
• 211.144.208.0/20
• 211.147.64.0/19
• 2404:7600::/39
• 2404:7600:102::/47
• 2404:7600:104::/46
• 2404:7600:108::/45
• 2404:7600:110::/44
• 2404:7600:120::/43
• 2404:7600:140::/42
• 2404:7600:180::/41
• 2404:7600:200::/39
• 2404:7600:400::/38
• 2404:7600:800::/37
• 2404:7600:1000::/36
• 2404:7600:2000::/35
• 2404:7600:4000::/34
• 2404:7600:8000::/33

Upstream networks

• AS4812 China Telecom (Group)
• AS17621 China Unicom Shanghai network
• AS24400 Shanghai Mobile Communications Co.,Ltd.

Adjacent networks

• AS4812 China Telecom (Group)
• AS17621 China Unicom Shanghai network
• AS24400 Shanghai Mobile Communications Co.,Ltd.