AS3713 ICF International
ICFCONSULTINGGROUPINC
IPv4 Addresses: 4,096
Number of Peers: 4
Number of Prefixes: 19
ASN Allocated: 13th July 1994
AS3713 Summary
Regional Registry:
ARINAllocation Status:
AssignedAllocation Date:
13th July 1994Allocated Country:
AS3713 Network
IPv4 Prefixes:
17IPv4 Peers:
3IPv4 Upstreams:
3IPv6 Prefixes:
2IPv6 Peers:
1IPv6 Upstreams:
1Contacts
Email Contacts:
arin@icfi.com
Abuse Contacts:
arin@icfi.com
Address:
1902 Reston Metro Plaza,
Reston,
VA,
20190,
US
| Country | Announced Prefix | Description | Valid ROA | Parent Prefix | RIR |
|---|---|---|---|---|---|
|
199.223.16.0/24 | ICF International | 199.223.16.0/20 | ARIN | |
|
|
199.223.16.0/21 | ICF International | 199.223.16.0/20 | ARIN | |
|
|
199.223.17.0/24 | ICF International | 199.223.16.0/20 | ARIN | |
|
|
199.223.18.0/24 | ICF International | 199.223.16.0/20 | ARIN | |
|
|
199.223.19.0/24 | ICF International | 199.223.16.0/20 | ARIN | |
|
|
199.223.20.0/24 | ICF International | 199.223.16.0/20 | ARIN | |
|
|
199.223.21.0/24 | ICF International | 199.223.16.0/20 | ARIN | |
|
|
199.223.22.0/24 | ICF International | 199.223.16.0/20 | ARIN | |
|
|
199.223.23.0/24 | ICF International | 199.223.16.0/20 | ARIN | |
|
|
199.223.24.0/24 | ICF International | 199.223.16.0/20 | ARIN | |
|
|
199.223.24.0/22 | ICF International | 199.223.16.0/20 | ARIN | |
|
|
199.223.27.0/24 | ICF International | 198.251.24.0/22 | ARIN | |
|
|
199.223.28.0/24 | ICF International | 199.223.16.0/20 | ARIN | |
|
|
199.223.28.0/22 | ICF International | 199.223.16.0/20 | ARIN | |
|
|
199.223.29.0/24 | ICF International | 199.223.16.0/20 | ARIN | |
|
|
199.223.30.0/24 | ICF International | 199.223.16.0/20 | ARIN | |
|
|
199.223.31.0/24 | ICF International | 199.223.16.0/20 | ARIN |
| Country | Announced Prefix | Description | Valid ROA | Parent Prefix | RIR |
|---|---|---|---|---|---|
|
|
2604:d800:1001::/48 | EATEL | 2604:d800::/31 | ARIN | |
|
|
2620:7b:b000::/48 | ICF International | 2620:7b:b000::/48 | ARIN |
| Country | ASN | Name | Description | IPv6 |
|---|---|---|---|---|
|
AS3356 | LEVEL3 | Level 3 Parent, LLC | |
|
AS20355 | NTG-AS | REV | |
|
AS393423 | NTT-GLOBAL-DATA-CENTERS-AMERICA-INC | NTT Global Data Centers Americas, INC. |
IPv4 Upstream Graph
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| Country | ASN | Name | Description | IPv4 |
|---|---|---|---|---|
|
AS20355 | NTG-AS | REV |
IPv6 Upstream Graph
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# # ARIN WHOIS data and services are subject to the Terms of Use # available at: https://www.arin.net/resources/registry/whois/tou/ # # If you see inaccuracies in the results, please report at # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/ # # Copyright 1997-2025, American Registry for Internet Numbers, Ltd. # 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 OrgAbuseHandle: ARINI2-ARIN OrgAbuseName: ARIN, ICF OrgAbusePhone: +1-703-934-3000 OrgAbuseEmail: arin@icfi.com OrgAbuseRef: https://rdap.arin.net/registry/entity/ARINI2-ARIN OrgTechHandle: ARINI2-ARIN OrgTechName: ARIN, ICF OrgTechPhone: +1-703-934-3000 OrgTechEmail: arin@icfi.com OrgTechRef: 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 # # ARIN WHOIS data and services are subject to the Terms of Use # available at: https://www.arin.net/resources/registry/whois/tou/ # # If you see inaccuracies in the results, please report at # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/ # # Copyright 1997-2025, American Registry for Internet Numbers, Ltd. #
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