ASN AS1204 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS1204?

AS1204 is listed under The State University of New York.

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.

AS1204 The State University of New York

ASN Lookup Tool

The State University of New York suny.edu

US 29 Routes

AS Data

AS1204

AS1204 – The State University of New York

AS Number	1204
AS Name	SUNYNET-ASN-AS
Organization	The State University of New York(sunyc)
Country	US
Website	suny.edu
Number of IPv4 Routes	29
Number of IPv6 Routes	0
ASN type	EDUCATION
Registry	ARIN
Date Allocated	1990-12-20

ASN Intelligence API for production workflows

Use ASN data for AS1204 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
141.254.0.0/17	AS1204	The State University of New York	The State University of New York	32768
136.150.100.0/24	AS1204	The State University of New York	The State University of New York	256
141.254.120.0/24	AS1204	The State University of New York	The State University of New York	256
136.150.3.0/24	AS1204	The State University of New York	The State University of New York	256
136.223.160.0/20	AS1204	The State University of New York	The State University of New York	4096
136.223.144.0/20	AS1204	The State University of New York	The State University of New York	4096
136.150.104.0/24	AS1204	The State University of New York	The State University of New York	256
136.223.128.0/19	AS1204	The State University of New York	The State University of New York	8192
136.223.196.0/24	AS1204	The State University of New York	The State University of New York	256
136.150.70.0/24	AS1204	The State University of New York	The State University of New York	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:       1204
ASName:         SUNYNET-ASN-AS
ASHandle:       AS1204
RegDate:        1990-12-20
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/1204


OrgName:        The State University of New York
OrgId:          SUNYC
Address:        State University Plaza
Address:        381 Broadway
City:           Albany
StateProv:      NY
PostalCode:     12246
Country:        US
RegDate:        
Updated:        2025-02-25
Ref:            https://rdap.arin.net/registry/entity/SUNYC


OrgTechHandle: NOC1591-ARIN
OrgTechName:   Network Operations Center
OrgTechPhone:  +1-518-320-1202 
OrgTechEmail:  sunynet@suny.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/NOC1591-ARIN

OrgAbuseHandle: NOC1591-ARIN
OrgAbuseName:   Network Operations Center
OrgAbusePhone:  +1-518-320-1202 
OrgAbuseEmail:  sunynet@suny.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NOC1591-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
AS13335	Cloudflare, Inc.	US
AS3549	Level 3 Communications, Inc. (GBLX)	US
AS1239	Cogent Communications, LLC	US
AS3754	NYSERNet	US
AS3356	Level 3 Parent, LLC	US
AS3630	NYSERNet	US
AS174	Cogent Communications, LLC	US

Upstreams

AS Number	Description	Country
AS13335	Cloudflare, Inc.	US
AS3754	NYSERNet	US
AS3356	Level 3 Parent, LLC	US
AS3630	NYSERNet	US
AS174	Cogent Communications, LLC	US