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China

AS17621

China Unicom Shanghai network Unknown registered in China

264IPv4 prefixes
420IPv6 prefixes
80%RPKI-valid
#987AS Rank
#32Rank in China
2001-01-18Allocated

China Unicom Shanghai network (AS17621) — Unknown, registered in China. announces 264 IPv4 prefixes + 420 IPv6 prefixes. Rank in China: #32. Allocated: 2001-01-18.

Announced prefixes · 684

RPKI: rpki.cloudflare.com · 2026-06-23

— Routing status unavailable

Prefix history

0 250 500 2026-06-12 2026-06-22
Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)
Data table
DayAnnounced prefixes
2026-06-12667
2026-06-13667
2026-06-17684
2026-06-20683
2026-06-22684

AS topology · Customer cone 38

Providers · 2

  • AS4837 CHINA UNICOM China169 Backbone
  • AS9929 CHINA UNICOM Industrial Internet Backbone

Customers · 37

  • AS10100 UBS Group AG
  • AS10212 China Enterprise ICT Solutions Limited
  • AS55996 CYPRESS TELECOM (CHINA) LIMITED
  • AS109 CISCO SYSTEMS, INC.
  • AS7609 Morgan Stanley Management Service (Shanghai) Limited
  • AS9809 SHENZHEN NOVA TECHNOLOGIES DEVELOPMENT.,LTD.
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