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ASN History
Network
AS Organization
Country
First Seen
Last Seen
209.146.0.0/17
DataCenterCogent Communications, Inc.
United States
2010-07-01 10:18
2026-10-23 20:39
209.146.0.0/17
DataCenterCogent Communications
United States
2002-11-23 04:12
2004-02-15 16:01
209.146.0.0/17
DataCenterCogent Communications
United States
2002-06-15 22:06
2002-11-23 03:38
209.146.0.0/17
DataCenterCogent Communications
United States
2001-10-27 04:32
2002-06-15 03:18
Organization registration history
Network
Registered since
Verified / ended
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.
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.
China, Hong Kong