AS3713 - ICFCONSULTINGGROUPINC - ICF International, US

United States
AS Number
AS3713
AS Name
ICFCONSULTINGGROUPINC
Org Name
ICF International
Country
United States
Registry

arin

RegDate

2013-12-05

Updated

2023-08-03

AS3713 Looking Glass
IPv4Prefixes

17

IPv6Prefixes

2

IPv4 NUMs

4,096

IPv6 NUMs(/64)

131,072

4,096 IPv4 Addresses
CIDR Description IP Num
199.223.16.0/24
IRR Parent Valid
ICF International 256
199.223.16.0/21
IRR InValid
ICF International 2048
199.223.17.0/24
IRR Parent Valid
ICF International 256
199.223.18.0/24
IRR Parent Valid
ICF International 256
199.223.19.0/24
IRR Parent Valid
ICF International 256
199.223.20.0/24
IRR Parent Valid
ICF International 256
199.223.21.0/24
IRR Parent Valid
ICF International 256
199.223.22.0/24
IRR Parent Valid
ICF International 256
199.223.23.0/24
IRR Parent Valid
ICF International 256
199.223.24.0/24
IRR Parent Valid
ICF International 256
199.223.24.0/22
IRR Valid
ICF International 1024
199.223.27.0/24
IRR Parent Valid
ICF International 256
199.223.28.0/24
IRR Parent Valid
ICF International 256
199.223.28.0/22
IRR Valid
ICF International 1024
199.223.29.0/24
IRR Parent Valid
ICF International 256
199.223.30.0/24
IRR Parent Valid
ICF International 256
199.223.31.0/24
IRR Parent Valid
ICF International 256
CIDR Description IP NUMs(prefix /64)
2604:d800:1001::/48
REV 65536
2620:7b:b000::/48
IRR Valid
ICF International 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS20355 NTG-AS - REV, US United States 8,960 4,294,967,296 IPv6 IPv6 
ASNumber:       3713
ASName:         ICFCONSULTINGGROUPINC
ASHandle:       AS3713
RegDate:        1994-07-13
Updated:        2014-01-16    
Ref:            https://rdap.arin.net/registry/autnum/3713


OrgName:        ICF International
OrgId:          ICG-67
Address:        1902 Reston Metro Plaza
City:           Reston
StateProv:      VA
PostalCode:     20190
Country:        US
RegDate:        2013-12-05
Updated:        2023-08-03
Ref:            https://rdap.arin.net/registry/entity/ICG-67


OrgTechHandle: ARINI2-ARIN
OrgTechName:   ARIN, ICF 
OrgTechPhone:  +1-703-934-3000 
OrgTechEmail:  arin@icfi.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ARINI2-ARIN

OrgAbuseHandle: ARINI2-ARIN
OrgAbuseName:   ARIN, ICF 
OrgAbusePhone:  +1-703-934-3000 
OrgAbuseEmail:  arin@icfi.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ARINI2-ARIN

OrgNOCHandle: ARINI2-ARIN
OrgNOCName:   ARIN, ICF 
OrgNOCPhone:  +1-703-934-3000 
OrgNOCEmail:  arin@icfi.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/ARINI2-ARIN