AS1999 U.S. House of Representatives

• IPv4 Prefixes
• IPv6 Prefixes

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	74.119.129.0/24	U.S. House of Representatives		74.119.128.0/22	ARIN
	74.119.130.0/24	U.S. House of Representatives		74.119.128.0/22	ARIN
	74.119.131.0/24	U.S. House of Representatives		74.119.128.0/22	ARIN
	137.18.0.0/16	U.S. House of Representatives		137.18.0.0/16	ARIN
	143.228.0.0/16	U.S. House of Representatives		143.228.0.0/16	ARIN
	143.228.32.0/19	U.S. House of Representatives		143.228.0.0/16	ARIN
	143.228.112.0/20	U.S. House of Representatives		143.228.0.0/16	ARIN
	143.228.224.0/19	U.S. House of Representatives		143.228.0.0/16	ARIN
	143.231.0.0/16	U.S. House of Representatives		143.231.0.0/16	ARIN

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	2620:0:e20::/46	U.S. House of Representatives		2620:0:e20::/46	ARIN

• IPv4 Peers
• IPv6 Peers

Country	ASN	Name	Description	IPv6
	AS7018	ATT-INTERNET4	AT&T Enterprises, LLC
	AS3356	LEVEL3	Level 3 Parent, LLC
	AS26479	SDC-AS	Point Broadband Fiber Holding, LLC

Country	ASN	Name	Description	IPv4
	AS7018	ATT-INTERNET4	AT&T Enterprises, LLC

• IPv4 Upstreams
• IPv6 Upstreams

Country	ASN	Name	Description	IPv6
	AS3356	LEVEL3	Level 3 Parent, LLC
	AS7018	ATT-INTERNET4	AT&T Enterprises, LLC
	AS26479	SDC-AS	Point Broadband Fiber Holding, LLC

IPv4 Upstream Graph

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IPv4 Upstream Graph

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Country	ASN	Name	Description	IPv4
	AS7018	ATT-INTERNET4	AT&T Enterprises, LLC

IPv6 Upstream Graph

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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/
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# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#


ASNumber:       1999
ASName:         HOUSE-AS-1
ASHandle:       AS1999
RegDate:        1992-09-21
Updated:        2010-05-25    
Ref:            https://rdap.arin.net/registry/autnum/1999


OrgName:        U.S. House of Representatives
OrgId:          ISUHR
Address:        2nd and D St SW
City:           Washington
StateProv:      DC
PostalCode:     20515
Country:        US
RegDate:        1990-10-17
Updated:        2023-07-20
Ref:            https://rdap.arin.net/registry/entity/ISUHR


OrgTechHandle: SCP12-ARIN
OrgTechName:   Pearson, Stephen C
OrgTechPhone:  +1-202-226-3544 
OrgTechEmail:  Stephen.Pearson@mail.house.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/SCP12-ARIN

OrgNOCHandle: NCC32-ARIN
OrgNOCName:   Network Control Center
OrgNOCPhone:  +1-202-226-6430 
OrgNOCEmail:  ncc3@mail.house.gov
OrgNOCRef:    https://rdap.arin.net/registry/entity/NCC32-ARIN

OrgAbuseHandle: SCP12-ARIN
OrgAbuseName:   Pearson, Stephen C
OrgAbusePhone:  +1-202-226-3544 
OrgAbuseEmail:  Stephen.Pearson@mail.house.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/SCP12-ARIN

OrgTechHandle: VENTR14-ARIN
OrgTechName:   Ventre, James 
OrgTechPhone:  +1-571-921-3113 
OrgTechEmail:  jventre@mail.house.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/VENTR14-ARIN

OrgAbuseHandle: VENTR14-ARIN
OrgAbuseName:   Ventre, James 
OrgAbusePhone:  +1-571-921-3113 
OrgAbuseEmail:  jventre@mail.house.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/VENTR14-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.
#