Notice: data is being updated, so some fields may be inaccurate.
Location
United States, California, Milpitas
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ASN History
Network
AS Organization
Country
First Seen
Last Seen
192.137.21.0/24
DataCenterAT&T US - 7018
United States
2017-01-01 08:39
2026-10-19 08:33
192.137.21.0/24
ISPAT&T Enterprises, LLC
United States
2024-01-31 13:34
2025-02-13 13:01
192.137.21.0/24
DataCenterXO Communications
United States
2010-01-23 10:46
2012-01-30 23:56
192.137.21.0/24
DataCenterAT&T Data Communications Services
United States
2002-10-19 09:19
2007-10-13 08:07
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.
