What is ASN AS398033?

ASN AS398033 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS398033?

AS398033 is listed under U.S. Department of Labor OASAM/DIRM.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS398033 U.S. Department of Labor OASAM/DIRM

ASN Lookup Tool

U.S. Department of Labor OASAM/DIRM dol.gov

US 27 Routes

AS Data

AS398033

AS398033 – U.S. Department of Labor OASAM/DIRM

AS Number	398033
AS Name	DEPT-OF-LABOR
Organization	U.S. Department of Labor OASAM/DIRM(udlo)
Country	US
Website	dol.gov
Number of IPv4 Routes	14
Number of IPv6 Routes	13
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2019-10-10

ASN Intelligence API for production workflows

Use ASN data for AS398033 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

Get ASN API Key ASN API Docs

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2607:f250:d034::/48	AS398033	U.S. Department of Labor OASAM/DIRM	U.S. Department of Labor OASAM/DIRM	~1×10²⁴
205.173.202.0/24	AS398033	U.S. Department of Labor OASAM/DIRM	U.S. Department of Labor OASAM/DIRM	256
2607:f250:c020::/48	AS398033	U.S. Department of Labor OASAM/DIRM	U.S. Department of Labor OASAM/DIRM	~1×10²⁴
152.180.20.0/23	AS398033	U.S. Department of Labor OASAM/DIRM	Department of Labor	512
152.180.10.0/24	AS398033	U.S. Department of Labor OASAM/DIRM	US Department of Labor OASAM	256
166.96.128.0/24	AS398033	U.S. Department of Labor OASAM/DIRM	U.S. Department of Labor OASAM/DIRM	256
2607:f250:d033::/48	AS398033	U.S. Department of Labor OASAM/DIRM	U.S. Department of Labor OASAM/DIRM	~1×10²⁴
199.200.222.0/24	AS398033	U.S. Department of Labor OASAM/DIRM	U.S. Department of Labor OASAM/DIRM	256
2607:f250:d020::/48	AS398033	U.S. Department of Labor OASAM/DIRM	U.S. Department of Labor OASAM/DIRM	~1×10²⁴
205.173.201.0/24	AS398033	U.S. Department of Labor OASAM/DIRM	U.S. Department of Labor OASAM/DIRM	256

Raw Whois Response

#
# 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 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       398033
ASName:         DEPT-OF-LABOR
ASHandle:       AS398033
RegDate:        2019-10-10
Updated:        2019-10-10
Comment:        U.S. Department of Labor    
Ref:            https://rdap.arin.net/registry/autnum/398033


OrgName:        U.S. Department of Labor - OASAM/DIRM
OrgId:          UDLO
Address:        200 Constitution Ave
City:           Washington
StateProv:      DC
PostalCode:     20210
Country:        US
RegDate:        1993-11-23
Updated:        2024-11-25
Ref:            https://rdap.arin.net/registry/entity/UDLO


OrgTechHandle: ATMOR-ARIN
OrgTechName:   Atmore, Newt 
OrgTechPhone:  +1-202-693-4014 
OrgTechEmail:  atmore.newton.c@dol.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/ATMOR-ARIN

OrgTechHandle: BRYSO35-ARIN
OrgTechName:   Bryson, Eric 
OrgTechPhone:  +1-202-693-0394 
OrgTechEmail:  Bryson.Eric.B@dol.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/BRYSO35-ARIN

OrgDNSHandle: HOLME399-ARIN
OrgDNSName:   Holmes, Darren 
OrgDNSPhone:  +1-202-693-1744 
OrgDNSEmail:  Holmes.Darren.C@dol.gov
OrgDNSRef:    https://rdap.arin.net/registry/entity/HOLME399-ARIN

OrgTechHandle: DATEY-ARIN
OrgTechName:   Datey, Ajit 
OrgTechPhone:  +1-202-738-0175 
OrgTechEmail:  datey.ajit@dol.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/DATEY-ARIN

OrgTechHandle: HOLME399-ARIN
OrgTechName:   Holmes, Darren 
OrgTechPhone:  +1-202-693-1744 
OrgTechEmail:  Holmes.Darren.C@dol.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/HOLME399-ARIN

OrgAbuseHandle: HOLME399-ARIN
OrgAbuseName:   Holmes, Darren 
OrgAbusePhone:  +1-202-693-1744 
OrgAbuseEmail:  Holmes.Darren.C@dol.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/HOLME399-ARIN

OrgNOCHandle: HOLME399-ARIN
OrgNOCName:   Holmes, Darren 
OrgNOCPhone:  +1-202-693-1744 
OrgNOCEmail:  Holmes.Darren.C@dol.gov
OrgNOCRef:    https://rdap.arin.net/registry/entity/HOLME399-ARIN

OrgRoutingHandle: HOLME399-ARIN
OrgRoutingName:   Holmes, Darren 
OrgRoutingPhone:  +1-202-693-1744 
OrgRoutingEmail:  Holmes.Darren.C@dol.gov
OrgRoutingRef:    https://rdap.arin.net/registry/entity/HOLME399-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 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Peers

AS Number	Description	Country
AS7046	Verizon Business	US
AS701	Verizon Business/UUnet	US
AS701	Verizon Business	US

Upstreams

AS Number	Description	Country
AS7046	Verizon Business	US
AS701	Verizon Business	US