Notice: data is being updated, so some fields may be inaccurate.
Location
China, Beijing, Haidian (Haidian Qu)
Correct ASN Owner
DataCenter CERNET-CN
Company
DataCenter CERNET2 IX at Tsinghua University . Loading...
ASN History
Network
AS Organization
Country
First Seen
Last Seen
202.112.47.0/24
DataCenter CERNET-CN
China
2010-06-18 18:35
2026-10-08 04:34
202.112.47.0/24
DataCenter CERNET2 IX at Tsinghua University
China
2023-10-22 07:32
2026-09-15 10:57
202.112.47.0/24
DataCenter China Next Generation Internet CERNET2
China
2012-01-30 21:18
2020-01-12 23:47
202.112.47.0/24
DataCenter --
/ --
2009-05-14 14:30
2011-09-02 14:23
Organization registration history
Network
Registered since
Verified / ended
No verified organization registration records
The registered organization can differ from the ASN operator. Current records show the latest verification; past records show when they ended. Unknown start dates are shown as --.
Registration History
Registry
Country
First Seen
Last Seen
--
IP Location History
Location
Time
--
Recent queriesLatest 20 per type IP PING Traceroute DNS MTR HTTP Explore recently queried IP addresses.
Open IP→ Compare round-trip latency and packet loss from different locations.
Open PING→ History opens saved results. Select “Run again” to start a new test.
Inspect route paths, hop addresses and response times from different locations.
Open Traceroute→ History opens saved results. Select “Run again” to start a new test.
Compare DNS records, resolvers and response times across locations.
Open DNS→ History opens saved results. Select “Run again” to start a new test.
Combine route tracing with repeated probes to inspect hop latency and loss. Intermediate hop rate limiting does not establish destination packet loss.
Open MTR→ History opens saved results. Select “Run again” to start a new test.
Inspect HTTP status, response headers and request timings from different locations.
Open HTTP→ History opens saved results. Select “Run again” to start a new test.