AS Number
AS398948
AS Name
CCRWEST-AS
Org Name
Institute for Defense Analyses
Registry

arin

RegDate

1988-03-29

Updated

2025-11-17

AS398948 Looking Glass
IPv4Prefixes

1

IPv6Prefixes

0

IPv4 NUMs

256

IPv6 NUMs(/64)

0

256 IPv4 Addresses
CIDR Description IP Num
192.203.205.0/24
Institute for Defense Analyses 256
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS7018 ATT-INTERNET4 - AT&T Enterprises, LLC, US United States 92,875,264 2,306,398,093,312 IPv4 IPv4
ASNumber:       398948
ASName:         CCRWEST-AS
ASHandle:       AS398948
RegDate:        2026-02-19
Updated:        2026-02-19
Ref:            https://rdap.arin.net/registry/autnum/398948


OrgName:        Institute for Defense Analyses
OrgId:          IDA-2
Address:        730 East Glebe Road
City:           Alexandria
StateProv:      VA
PostalCode:     22305
Country:        US
RegDate:        1988-03-29
Updated:        2025-11-17
Ref:            https://rdap.arin.net/registry/entity/IDA-2


OrgAbuseHandle: CMU49-ARIN
OrgAbuseName:   Murphy, Chris 
OrgAbusePhone:  +1-703-845-6833 
OrgAbuseEmail:  cmurphy@ida.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CMU49-ARIN

OrgRoutingHandle: TPHID-ARIN
OrgRoutingName:   TPH61-IDA
OrgRoutingPhone:  +1-703-845-2518 
OrgRoutingEmail:  thurrell@ida.org
OrgRoutingRef:    https://rdap.arin.net/registry/entity/TPHID-ARIN

OrgNOCHandle: TPHID-ARIN
OrgNOCName:   TPH61-IDA
OrgNOCPhone:  +1-703-845-2518 
OrgNOCEmail:  thurrell@ida.org
OrgNOCRef:    https://rdap.arin.net/registry/entity/TPHID-ARIN

OrgTechHandle: CMU49-ARIN
OrgTechName:   Murphy, Chris 
OrgTechPhone:  +1-703-845-6833 
OrgTechEmail:  cmurphy@ida.org
OrgTechRef:    https://rdap.arin.net/registry/entity/CMU49-ARIN

OrgTechHandle: TPHID-ARIN
OrgTechName:   TPH61-IDA
OrgTechPhone:  +1-703-845-2518 
OrgTechEmail:  thurrell@ida.org
OrgTechRef:    https://rdap.arin.net/registry/entity/TPHID-ARIN