Registry ARIN
Allocated On 1984-09-21
Domain Not available
Country us.png United States
Country Code US
Total Routes 13
Total IPs 264448

IP Address Ranges

RangeTotal IPs
131.215.0.0/16 65536
134.4.0.0/16 65536
192.41.208.0/24 256
192.12.19.0/24 256
192.31.43.0/24 256
192.43.243.0/24 256
192.54.249.0/24 256
134.4.0.0/16 65536
192.100.16.0/24 256
192.31.43.0/24 256
192.41.208.0/24 256
192.12.19.0/24 256
131.215.0.0/16 65536

Whois Details

ASNumber:       31
ASName:         CIT
ASHandle:       AS31
RegDate:        1984-09-21
Updated:        2003-08-07    
OrgName:        California Institute of Technology
OrgId:          CIT-4
Address:        1200 East California Boulevard
Address:        MS 1-10
City:           Pasadena
StateProv:      CA
PostalCode:     91125
Country:        US
RegDate:        
Updated:        2017-08-17
OrgAbuseHandle: CI2-ORG-ARIN
OrgAbuseName:   Caltech Network Operations Center
OrgAbusePhone:  +1-626-395-3500 
OrgAbuseEmail:  [email protected]
OrgTechHandle: CI2-ORG-ARIN
OrgTechName:   Caltech Network Operations Center
OrgTechPhone:  +1-626-395-3500 
OrgTechEmail:  [email protected]
RTechHandle: CI2-ORG-ARIN
RTechName:   Caltech Network Operations Center
RTechPhone:  +1-626-395-3500 
RTechEmail:  [email protected]