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AS3713
ICF International·
IP address details
AS3713
ICF International·
  • Summary IP.CC
  • Prefixes
  • Peers
  • Upstream
  • Downstream
  • Graphs
  • World Map
  • WHOIS Details
  • IX

Summary

  • As Number
    AS3713
  • Org Name
    ICF International
  • Country
  • Country Code
  • Website
  • Regional Registry
    IANA
  • Allocated Date
    13th July 1994
  • Allocated Status
    Assigned
  • Ipv4 Prefixes
    17
  • Ipv6 Prefixes
    2
  • Ipv4 Peers
    3
  • Ipv6 Peers
    1
  • Ipv4 Upstreams
    3
  • Ipv6 Upstreams
    1

Prefixes

There are 17 IPv4 Prefixes for this ASN.

Country
Announced Prefix
Description
Parent Prefix
RIR
United States199.223.16.0/21
ICF International
199.223.16.0/20ARIN
United States199.223.16.0/24
ICF International
199.223.16.0/20ARIN
United States199.223.17.0/24
ICF International
199.223.16.0/20ARIN
United States199.223.18.0/24
ICF International
199.223.16.0/20ARIN
United States199.223.19.0/24
ICF International
199.223.16.0/20ARIN
United States199.223.20.0/24
ICF International
199.223.16.0/20ARIN
United States199.223.21.0/24
ICF International
199.223.16.0/20ARIN
United States199.223.22.0/24
ICF International
199.223.16.0/20ARIN
United States199.223.23.0/24
ICF International
199.223.16.0/20ARIN
United States199.223.24.0/22
ICF International
199.223.16.0/20ARIN
United States199.223.24.0/24
ICF International
199.223.16.0/20ARIN
United States199.223.27.0/24
ICF International
199.223.16.0/20ARIN
United States199.223.28.0/22
ICF International
199.223.16.0/20ARIN
United States199.223.28.0/24
ICF International
199.223.16.0/20ARIN
United States199.223.29.0/24
ICF International
199.223.16.0/20ARIN
United States199.223.30.0/24
ICF International
199.223.16.0/20ARIN
United States199.223.31.0/24
ICF International
199.223.16.0/20ARIN
  • 1
IP Ranges API
Get this data and more with IPinfo's powerful IP Ranges API - quickly and easily identify company-owned IP ranges.
Useful for GameTech, and Advertising Technology
IP Ranges APIIP.CC
IP Ranges API
Get this data and more with IPinfo's powerful IP Ranges API - quickly and easily identify company-owned IP ranges.
Useful for GameTech, and Advertising Technology
IP Ranges APIIP.CC

Peers

There are 3 IPv4 Peers for this ASN.

Country
ASN
Description
IPv6
AS20355
REV
true
United StatesAS3356
Level 3 Parent, LLC
false
AS393423
NTT Global Data Centers Americas, INC.
false
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN APIIP.CCASN DatabaseIP.CC
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN APIIP.CCASN DatabaseIP.CC

Upstream

There are 3 IPv4 Upstreams for this ASN.

Country
ASN
Description
IPv6
AS20355
REV
true
United StatesAS3356
Level 3 Parent, LLC
false
AS393423
NTT Global Data Centers Americas, INC.
false
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN APIIP.CCASN DatabaseIP.CC
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN APIIP.CCASN DatabaseIP.CC

Downstream

There are 0 IPv4 Downstreams for this ASN.

Country
ASN
Description
IPv6
暂无数据
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN APIIP.CCASN DatabaseIP.CC
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN APIIP.CCASN DatabaseIP.CC

Graphs

AS3713 Combined Upstream Graph AS3713 AS3713 AS3356 AS3356 AS3713->AS3356 AS20355 AS20355 AS3713->AS20355 AS393423 AS393423 AS3713->AS393423 AS174 AS174 AS3356->AS174 AS1239 AS1239 AS3356->AS1239 AS2497 AS2497 AS3356->AS2497 AS1299 AS1299 AS3356->AS1299 AS3257 AS3257 AS3356->AS3257 AS209 AS209 AS3356->AS209 AS7018 AS7018 AS3356->AS7018 AS6461 AS6461 AS3356->AS6461 AS3549 AS3549 AS3356->AS3549 AS2914 AS2914 AS3356->AS2914 AS20355->AS3257 AS5009 AS5009 AS20355->AS5009 AS393423->AS3356 AS393423->AS6461 AS393423->AS2914 AS3257->AS3356 AS3257->AS174 AS3257->AS1239 AS3257->AS2497 AS3257->AS1299 AS3257->AS7018 AS3257->AS6461 AS3257->AS2914 AS701 AS701 AS3257->AS701 AS6461->AS174 AS6461->AS1239 AS6461->AS2497 AS2914->AS7018 AS5009->AS174
AS3713 Combined Upstream Graph AS3713 AS3713 AS3356 AS3356 AS3713->AS3356 AS20355 AS20355 AS3713->AS20355 AS393423 AS393423 AS3713->AS393423 AS174 AS174 AS3356->AS174 AS1239 AS1239 AS3356->AS1239 AS2497 AS2497 AS3356->AS2497 AS1299 AS1299 AS3356->AS1299 AS3257 AS3257 AS3356->AS3257 AS209 AS209 AS3356->AS209 AS7018 AS7018 AS3356->AS7018 AS6461 AS6461 AS3356->AS6461 AS3549 AS3549 AS3356->AS3549 AS2914 AS2914 AS3356->AS2914 AS20355->AS3257 AS5009 AS5009 AS20355->AS5009 AS393423->AS3356 AS393423->AS6461 AS393423->AS2914 AS3257->AS3356 AS3257->AS174 AS3257->AS1239 AS3257->AS2497 AS3257->AS1299 AS3257->AS7018 AS3257->AS6461 AS3257->AS2914 AS701 AS701 AS3257->AS701 AS6461->AS174 AS6461->AS1239 AS6461->AS2497 AS2914->AS7018 AS5009->AS174

World Map

WHOIS Details


#
# 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


OrgNOCHandle: ARINI2-ARIN
OrgNOCName: ARIN, ICF
OrgNOCPhone: +1-703-934-3000
OrgNOCEmail: [email protected]
OrgNOCRef: https://rdap.arin.net/registry/entity/ARINI2-ARIN

OrgTechHandle: ARINI2-ARIN
OrgTechName: ARIN, ICF
OrgTechPhone: +1-703-934-3000
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/ARINI2-ARIN

OrgAbuseHandle: ARINI2-ARIN
OrgAbuseName: ARIN, ICF
OrgAbusePhone: +1-703-934-3000
OrgAbuseEmail: [email protected]
OrgAbuseRef: 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.
#

#
# 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


OrgNOCHandle: ARINI2-ARIN
OrgNOCName: ARIN, ICF
OrgNOCPhone: +1-703-934-3000
OrgNOCEmail: [email protected]
OrgNOCRef: https://rdap.arin.net/registry/entity/ARINI2-ARIN

OrgTechHandle: ARINI2-ARIN
OrgTechName: ARIN, ICF
OrgTechPhone: +1-703-934-3000
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/ARINI2-ARIN

OrgAbuseHandle: ARINI2-ARIN
OrgAbuseName: ARIN, ICF
OrgAbusePhone: +1-703-934-3000
OrgAbuseEmail: [email protected]
OrgAbuseRef: 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.
#

IX

Country
IX
IPv4
IPv6
Port Speed
暂无数据
  • 1
Country
IX
IPv4
IPv6
Port Speed
暂无数据
  • 1
IP.CC
Search
IP address details
AS3713
ICF International·
IP address details
AS3713
ICF International·

Summary

  • As Number
    AS3713
  • Org Name
    ICF International
  • Country
  • Country Code
  • Website
  • Regional Registry
    IANA
  • Allocated Date
    13th July 1994
  • Allocated Status
    Assigned
  • Ipv4 Prefixes
    17
  • Ipv6 Prefixes
    2
  • Ipv4 Peers
    3
  • Ipv6 Peers
    1
  • Ipv4 Upstreams
    3
  • Ipv6 Upstreams
    1

Prefixes

There are 17 IPv4 Prefixes for this ASN.

Country
Announced Prefix
Description
Parent Prefix
RIR
United States199.223.16.0/21
ICF International
199.223.16.0/20ARIN
United States199.223.16.0/24
ICF International
199.223.16.0/20ARIN
United States199.223.17.0/24
ICF International
199.223.16.0/20ARIN
United States199.223.18.0/24
ICF International
199.223.16.0/20ARIN
United States199.223.19.0/24
ICF International
199.223.16.0/20ARIN
United States199.223.20.0/24
ICF International
199.223.16.0/20ARIN
United States199.223.21.0/24
ICF International
199.223.16.0/20ARIN
United States199.223.22.0/24
ICF International
199.223.16.0/20ARIN
United States199.223.23.0/24
ICF International
199.223.16.0/20ARIN
United States199.223.24.0/22
ICF International
199.223.16.0/20ARIN
United States199.223.24.0/24
ICF International
199.223.16.0/20ARIN
United States199.223.27.0/24
ICF International
199.223.16.0/20ARIN
United States199.223.28.0/22
ICF International
199.223.16.0/20ARIN
United States199.223.28.0/24
ICF International
199.223.16.0/20ARIN
United States199.223.29.0/24
ICF International
199.223.16.0/20ARIN
United States199.223.30.0/24
ICF International
199.223.16.0/20ARIN
United States199.223.31.0/24
ICF International
199.223.16.0/20ARIN
  • 1
IP Ranges API
Get this data and more with IPinfo's powerful IP Ranges API - quickly and easily identify company-owned IP ranges.
Useful for GameTech, and Advertising Technology
IP Ranges APIIP.CC
IP Ranges API
Get this data and more with IPinfo's powerful IP Ranges API - quickly and easily identify company-owned IP ranges.
Useful for GameTech, and Advertising Technology
IP Ranges APIIP.CC

Peers

There are 3 IPv4 Peers for this ASN.

Country
ASN
Description
IPv6
AS20355
REV
true
United StatesAS3356
Level 3 Parent, LLC
false
AS393423
NTT Global Data Centers Americas, INC.
false
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN APIIP.CCASN DatabaseIP.CC
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN APIIP.CCASN DatabaseIP.CC

Upstream

There are 3 IPv4 Upstreams for this ASN.

Country
ASN
Description
IPv6
AS20355
REV
true
United StatesAS3356
Level 3 Parent, LLC
false
AS393423
NTT Global Data Centers Americas, INC.
false
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN APIIP.CCASN DatabaseIP.CC
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN APIIP.CCASN DatabaseIP.CC

Downstream

There are 0 IPv4 Downstreams for this ASN.

Country
ASN
Description
IPv6
暂无数据
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN APIIP.CCASN DatabaseIP.CC
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN APIIP.CCASN DatabaseIP.CC

Graphs

AS3713 Combined Upstream Graph AS3713 AS3713 AS3356 AS3356 AS3713->AS3356 AS20355 AS20355 AS3713->AS20355 AS393423 AS393423 AS3713->AS393423 AS174 AS174 AS3356->AS174 AS1239 AS1239 AS3356->AS1239 AS2497 AS2497 AS3356->AS2497 AS1299 AS1299 AS3356->AS1299 AS3257 AS3257 AS3356->AS3257 AS209 AS209 AS3356->AS209 AS7018 AS7018 AS3356->AS7018 AS6461 AS6461 AS3356->AS6461 AS3549 AS3549 AS3356->AS3549 AS2914 AS2914 AS3356->AS2914 AS20355->AS3257 AS5009 AS5009 AS20355->AS5009 AS393423->AS3356 AS393423->AS6461 AS393423->AS2914 AS3257->AS3356 AS3257->AS174 AS3257->AS1239 AS3257->AS2497 AS3257->AS1299 AS3257->AS7018 AS3257->AS6461 AS3257->AS2914 AS701 AS701 AS3257->AS701 AS6461->AS174 AS6461->AS1239 AS6461->AS2497 AS2914->AS7018 AS5009->AS174
AS3713 Combined Upstream Graph AS3713 AS3713 AS3356 AS3356 AS3713->AS3356 AS20355 AS20355 AS3713->AS20355 AS393423 AS393423 AS3713->AS393423 AS174 AS174 AS3356->AS174 AS1239 AS1239 AS3356->AS1239 AS2497 AS2497 AS3356->AS2497 AS1299 AS1299 AS3356->AS1299 AS3257 AS3257 AS3356->AS3257 AS209 AS209 AS3356->AS209 AS7018 AS7018 AS3356->AS7018 AS6461 AS6461 AS3356->AS6461 AS3549 AS3549 AS3356->AS3549 AS2914 AS2914 AS3356->AS2914 AS20355->AS3257 AS5009 AS5009 AS20355->AS5009 AS393423->AS3356 AS393423->AS6461 AS393423->AS2914 AS3257->AS3356 AS3257->AS174 AS3257->AS1239 AS3257->AS2497 AS3257->AS1299 AS3257->AS7018 AS3257->AS6461 AS3257->AS2914 AS701 AS701 AS3257->AS701 AS6461->AS174 AS6461->AS1239 AS6461->AS2497 AS2914->AS7018 AS5009->AS174

World Map

WHOIS Details


#
# 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


OrgNOCHandle: ARINI2-ARIN
OrgNOCName: ARIN, ICF
OrgNOCPhone: +1-703-934-3000
OrgNOCEmail: [email protected]
OrgNOCRef: https://rdap.arin.net/registry/entity/ARINI2-ARIN

OrgTechHandle: ARINI2-ARIN
OrgTechName: ARIN, ICF
OrgTechPhone: +1-703-934-3000
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/ARINI2-ARIN

OrgAbuseHandle: ARINI2-ARIN
OrgAbuseName: ARIN, ICF
OrgAbusePhone: +1-703-934-3000
OrgAbuseEmail: [email protected]
OrgAbuseRef: 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.
#

#
# 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


OrgNOCHandle: ARINI2-ARIN
OrgNOCName: ARIN, ICF
OrgNOCPhone: +1-703-934-3000
OrgNOCEmail: [email protected]
OrgNOCRef: https://rdap.arin.net/registry/entity/ARINI2-ARIN

OrgTechHandle: ARINI2-ARIN
OrgTechName: ARIN, ICF
OrgTechPhone: +1-703-934-3000
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/ARINI2-ARIN

OrgAbuseHandle: ARINI2-ARIN
OrgAbuseName: ARIN, ICF
OrgAbusePhone: +1-703-934-3000
OrgAbuseEmail: [email protected]
OrgAbuseRef: 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.
#

IX

Country
IX
IPv4
IPv6
Port Speed
暂无数据
  • 1
Country
IX
IPv4
IPv6
Port Speed
暂无数据
  • 1
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What is an ASN?
Autonomous System Numbers (ASNs) are assigned to entities such as Internet Service Providers and other large organizations that control blocks of IP addresses. This network page, and the organization field that's shown on the main IP address information page and also returned in the geolocation API are based on the ASN.
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