AS21633 U.S. Department of the Interior

AS21633 Summary

Regional Registry:

ARIN

Allocation Status:

Assigned

Allocation Date:

1^st June 2001

Allocated Country:

AS21633 Network

Contacts

• IPv4 Prefixes

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	137.227.96.0/21	U.S. Department of the Interior		137.227.0.0/16	ARIN
	137.227.192.0/21	U.S. Department of the Interior		137.227.0.0/16	ARIN
	205.173.0.0/24	U.S. Department of the Interior		205.173.0.0/21	ARIN
	205.173.4.0/24	U.S. Department of the Interior		205.173.0.0/21	ARIN

• IPv4 Peers

Country	ASN	Name	Description
	AS22284	AS22284-DOI-OPS	U.S. Department of the Interior
	AS3549	LVLT-3549	Level 3 Parent, LLC

• IPv4 Upstreams

Country	ASN	Name	Description
	AS22284	AS22284-DOI-OPS	U.S. Department of the Interior
	AS3549	LVLT-3549	Level 3 Parent, LLC

IPv4 Upstream Graph

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IPv4 Upstream Graph

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#
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# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
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ASNumber:       21633
ASName:         DOI-NBC-NET
ASHandle:       AS21633
RegDate:        2001-06-01
Updated:        2023-11-17    
Ref:            https://rdap.arin.net/registry/autnum/21633


OrgName:        U.S. Department of the Interior
OrgId:          UDI-1
Address:        1849 C St., N.W.
City:           Washington
StateProv:      DC
PostalCode:     20240
Country:        US
RegDate:        1993-09-07
Updated:        2025-01-28
Ref:            https://rdap.arin.net/registry/entity/UDI-1


OrgTechHandle: AYS-ARIN
OrgTechName:   Shaw, Amy Y
OrgTechPhone:  +1-703-487-3864 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/AYS-ARIN

OrgAbuseHandle: AYS-ARIN
OrgAbuseName:   Shaw, Amy Y
OrgAbusePhone:  +1-703-487-3864 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/AYS-ARIN

OrgAbuseHandle: STEVE25-ARIN
OrgAbuseName:   Harrington, Steven A
OrgAbusePhone:  +1-303-969-6629 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/STEVE25-ARIN

OrgTechHandle: STEVE25-ARIN
OrgTechName:   Harrington, Steven A
OrgTechPhone:  +1-303-969-6629 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/STEVE25-ARIN

OrgDNSHandle: STEVE25-ARIN
OrgDNSName:   Harrington, Steven A
OrgDNSPhone:  +1-303-969-6629 
OrgDNSEmail:  [email protected]
OrgDNSRef:    https://rdap.arin.net/registry/entity/STEVE25-ARIN

OrgTechHandle: PICKE159-ARIN
OrgTechName:   Pickett, Ronald 
OrgTechPhone:  +1-303-969-7456 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/PICKE159-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.
#