ASN AS545 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS545?

AS545 is listed under Corporation for National Research Initiatives.

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.

AS545 Corporation for National Research Initiatives

ASN Lookup Tool

Corporation for National Research Initiatives cnri.reston.va.us

US 3 Routes

AS Data

AS545

AS545 – Corporation for National Research Initiatives

AS Number	545
AS Name	NRI
Organization	Corporation for National Research Initiatives(cnri-z)
Country	US
Website	cnri.reston.va.us
Number of IPv4 Routes	2
Number of IPv6 Routes	1
ASN type	BUSINESS
Registry	ARIN
Date Allocated	1989-10-17

ASN Intelligence API for production workflows

Use ASN data for AS545 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
65.194.67.0/24	AS545	Corporation for National Research Initiatives	Verizon Business	256
2602:80d:3000::/44	AS545	Corporation for National Research Initiatives	Corporation for National Research Initiatives	~19×10²⁴
132.151.0.0/16	AS545	Corporation for National Research Initiatives	Corporation for National Research Initiatives	65536

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:       545
ASName:         NRI
ASHandle:       AS545
RegDate:        1989-10-17
Updated:        2025-11-06    
Ref:            https://rdap.arin.net/registry/autnum/545


OrgName:        Corporation for National Research Initiatives
OrgId:          CNRI-Z
Address:        1895 Preston White Drive, Suite 100
City:           Reston
StateProv:      VA
PostalCode:     20191-5434
Country:        US
RegDate:        2023-10-13
Updated:        2024-01-03
Ref:            https://rdap.arin.net/registry/entity/CNRI-Z


OrgTechHandle: LITTL351-ARIN
OrgTechName:   Little, Ian 
OrgTechPhone:  +1-703-620-8990 
OrgTechEmail:  ilittle@cnri.reston.va.us
OrgTechRef:    https://rdap.arin.net/registry/entity/LITTL351-ARIN

OrgAbuseHandle: SW1092-ARIN
OrgAbuseName:   Weilnau, Stanley 
OrgAbusePhone:  +1-703-620-8990 
OrgAbuseEmail:  sweilnau@cnri.reston.va.us
OrgAbuseRef:    https://rdap.arin.net/registry/entity/SW1092-ARIN

OrgTechHandle: SW1092-ARIN
OrgTechName:   Weilnau, Stanley 
OrgTechPhone:  +1-703-620-8990 
OrgTechEmail:  sweilnau@cnri.reston.va.us
OrgTechRef:    https://rdap.arin.net/registry/entity/SW1092-ARIN

OrgAbuseHandle: LITTL351-ARIN
OrgAbuseName:   Little, Ian 
OrgAbusePhone:  +1-703-620-8990 
OrgAbuseEmail:  ilittle@cnri.reston.va.us
OrgAbuseRef:    https://rdap.arin.net/registry/entity/LITTL351-ARIN

OrgTechHandle: COLLI159-ARIN
OrgTechName:   COLLISON, RON 
OrgTechPhone:  +1-703-620-6990 
OrgTechEmail:  Collison@cnri.reston.va.us
OrgTechRef:    https://rdap.arin.net/registry/entity/COLLI159-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
AS701	Verizon Business/UUnet	US
AS701	Verizon Business	US

Upstreams

AS Number	Description	Country
AS701	Verizon Business	US