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ASN History
Network
AS Organization
Country
First Seen
Last Seen
193.239.144.0/24
ISPMATRONIX

Poland
2010-10-01 19:42
2026-10-24 04:10
193.239.144.0/24
DataCenterUniversity of Delaware

United States
2011-12-19 20:44
2021-06-16 06:33
193.239.144.0/24
ISPEPIX POLMIX

Poland
2017-01-18 02:23
2018-09-18 10:49
193.239.144.0/24
ISPStowarzyszenie e-Poludnie

Poland
2017-01-01 08:30
2018-02-08 10:03
193.239.144.0/24
DataCenterStowarzyszenie na Rzecz Rozwoju Spoleczenstwa Informacyjnego e-Poludnie

Poland
2017-02-15 23:54
2017-06-18 01:52
193.239.144.0/24
DataCenterMassachusetts Institute of Technology

United States
2010-10-31 02:07
2011-11-28 22:50
193.239.144.0/24
DataCenterBull HN Information Systems

United States
2011-11-04 02:49
2011-11-15 22:32
193.239.144.0/24
DataCenterCSNET Coordination and Information Center (CSNET-CIC)

United States
2011-10-29 21:23
2011-10-29 22:34
193.239.144.0/24
DataCenterRIPE NCC ASN block
/ --
2010-01-10 01:48
2011-01-07 15:05
193.239.144.0/24
DataCenterRIPE NCC ASN block
/ --
2005-12-20 18:39
2010-01-06 19:00
193.239.144.0/24
ISPVilTel LTD

Russia
2006-07-26 23:05
2006-07-31 22:45
193.239.144.0/24
DataCenterDIGI RO

Romania
2005-06-13 17:37
2005-12-22 18:20
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.
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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.