ASN AS377 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS377?

AS377 is listed under Sandia National Laboratories.

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.

AS377 Sandia National Laboratories

ASN Lookup Tool

Sandia National Laboratories sandia.gov

US 8 Routes

AS Data

AS377

AS377 – Sandia National Laboratories

AS Number	377
AS Name	SNLA-NET-AS
Organization	Sandia National Laboratories(snl-z)
Country	US
Website	sandia.gov
Number of IPv4 Routes	7
Number of IPv6 Routes	1
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	1989-08-01

ASN Intelligence API for production workflows

Use ASN data for AS377 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
134.253.0.0/16	AS377	Sandia National Laboratories	Sandia National Laboratories	65536
205.137.80.0/20	AS377	Sandia National Laboratories	Sandia National Laboratories	4096
198.206.223.0/24	AS377	Sandia National Laboratories	Sandia National Laboratories	256
2620:106:6008::/48	AS377	Sandia National Laboratories	Sandia National Laboratories	~1×10²⁴
198.102.151.0/24	AS377	Sandia National Laboratories	Sandia National Laboratories	256
198.102.152.0/22	AS377	Sandia National Laboratories	Sandia National Laboratories	1024
132.175.0.0/16	AS377	Sandia National Laboratories	Sandia National Laboratories	65536
192.160.227.0/24	AS377	Sandia National Laboratories	Sandia National Laboratories	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:       377
ASName:         SNLA-NET-AS
ASHandle:       AS377
RegDate:        1989-08-01
Updated:        2024-12-20    
Ref:            https://rdap.arin.net/registry/autnum/377


OrgName:        Sandia National Laboratories
OrgId:          SNL-Z
Address:        Kirtland AFB
Address:        P. O. Box 5800
City:           Albuquerque
StateProv:      NM
PostalCode:     87185
Country:        US
RegDate:        2023-04-27
Updated:        2023-04-27
Ref:            https://rdap.arin.net/registry/entity/SNL-Z


OrgTechHandle: SNLN-ARIN
OrgTechName:   Sandia National Laboratories Networking
OrgTechPhone:  +1-505-845-9393 
OrgTechEmail:  wg-snl-arin-technical@mailgate.sandia.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/SNLN-ARIN

OrgAbuseHandle: HELLE40-ARIN
OrgAbuseName:   Heller, Jeff 
OrgAbusePhone:  +1-505-844-0498 
OrgAbuseEmail:  jghelle@sandia.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/HELLE40-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
AS293	ESnet	US

Upstreams

AS Number	Description	Country
AS293	ESnet	US