AS24352 CERNET2 IX at Tianjin University 🇨🇳 CN

Announcing 54 prefixes, seen at the RIS collectors.

IPv4 prefixes
1
65,536 (256 × /24)
IPv6 prefixes
53
3 × /32
Upstreams
1
transit providers observed
Peers
1
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it

Registry and operator data

AS number
AS24352
Name
CERNET2 IX at Tianjin University
Organisation
CERNET2 IX at Tianjin University
Country
🇨🇳 CN
RIR
APNIC
Allocated
2005-03-03

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

51 valid (94.4%) 0 invalid (0.0%) 3 no ROA (5.6%)

Announcement history

One point per day, recorded at each table import

01327405309-1809-2610-0410-1210-2010-2811-0511-06
IPv4 IPv6

Recorded changes

New prefixes and origin changes seen on the live stream

WhenChangePrefixOriginPath
2026-11-04 20:17:24Z origin change 202.113.0.0/16 AS24352 → AS4538 5572023764413445384538
2026-11-04 17:41:36Z origin change 202.113.0.0/16 AS4538 → AS24352 38229244902448923911453824352
2026-10-31 02:01:02Z origin change 202.113.0.0/16 AS24352 → AS4538 333311032096545384538
2026-10-31 01:59:32Z origin change 202.113.0.0/16 AS4538 → AS24352 3333110320965244902448923911453824352
2026-10-31 01:59:12Z origin change 202.113.0.0/16 AS4538 → AS24352 33331103209657497239112391123911453824352
2026-10-31 01:59:12Z origin change 202.113.0.0/16 AS24352 → AS4538 333311032096545384538
2026-10-31 01:27:07Z origin change 202.113.0.0/16 AS24352 → AS4538 333311032096545384538
2026-10-31 01:26:38Z origin change 202.113.0.0/16 AS4538 → AS24352 333311032096523911453824352
2026-10-31 01:22:11Z origin change 202.113.0.0/16 AS24352 → AS4538 333311032096545384538
2026-10-30 23:24:36Z origin change 202.113.0.0/16 AS4538 → AS24352 3333110320965244902448923911453824352
2026-10-30 23:24:28Z origin change 202.113.0.0/16 AS4538 → AS24352 33331103209657497239112391123911453824352
2026-10-30 23:24:28Z origin change 202.113.0.0/16 AS24352 → AS4538 333311032096545384538
2026-10-30 12:32:22Z origin change 202.113.0.0/16 AS24352 → AS4538 3492756655693946354538
2026-10-29 01:16:07Z origin change 202.113.0.0/16 AS4538 → AS24352 38229244902448923911453824352
2026-10-28 23:35:38Z origin change 202.113.0.0/16 AS24352 → AS4538 333311032096545384538
2026-10-28 23:20:10Z origin change 202.113.0.0/16 AS4538 → AS24352 3333110320965244902448923911453824352
2026-10-28 23:19:45Z origin change 202.113.0.0/16 AS4538 → AS24352 33331103209657497239112391123911453824352
2026-10-28 23:19:45Z origin change 202.113.0.0/16 AS24352 → AS4538 333311032096545384538
2026-10-23 20:06:01Z origin change 202.113.0.0/16 AS24352 → AS4538 244824538