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China

AS17638

ASN for TIANJIN Provincial Net of CT Unknown registered in China

519IPv4 prefixes
19IPv6 prefixes
99%RPKI-valid
#8,283AS Rank
#36Rank in China
2002-11-18Allocated

ASN for TIANJIN Provincial Net of CT (AS17638) — Unknown, registered in China. announces 519 IPv4 prefixes + 19 IPv6 prefixes. Rank in China: #36. Allocated: 2002-11-18.

Announced prefixes · 538

RPKI: rpki.cloudflare.com · 2026-06-22

— Routing status unavailable

Prefix history

0 200 400 2026-06-12 2026-06-20
Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)
Data table
DayAnnounced prefixes
2026-06-12537
2026-06-13537
2026-06-19538
2026-06-20538

AS topology · Customer cone 2

Providers · 1

Customers · 1

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