Notice: data is being updated, so some fields may be inaccurate.
Location
Japan,Tokyo,Chiyoda City
ASN Owner
DataCenterHeadquarters, USAISC. Company
DataCenterHeadquarters, USAISC. Loading...
Network & routing
143.45.141.163Japan ASN History
Network
AS Organization
Country
First Seen
Last Seen
143.45.0.0/16
DataCenterHeadquarters, USAISC
United States
2010-01-14 22:23
2026-11-13 15:20
143.45.0.0/16
DataCenterHeadquarters, USAISC
United States
2017-06-15 19:29
2026-08-20 22:57
143.45.0.0/16
ISPAvailo Networks AB
Sweden
2002-04-10 02:11
2002-04-17 13:12
143.45.0.0/16
DataCenterDoD Network Information Center
United States
2001-11-27 23:39
2001-11-29 17:10
Organization registration history
Network
First seen
Last active
No verified organization registration records
Registration History
Registry
Country
First Seen
Last Seen
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IP Location History
Location
Time
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Recent queries
Latest 20 per typeExplore recently queried IP addresses.
Open IP→Compare round-trip latency and packet loss from different locations.
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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.
