ASN AS63254 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS63254?

AS63254 is listed under Department of Information Technology.

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.

AS63254 Department of Information Technology

ASN Lookup Tool

Department of Information Technology nassaucountyny.gov

US 5 Routes

AS Data

AS63254

AS63254 – Department of Information Technology

AS Number	63254
AS Name	NASSAU-COUNTY-NY
Organization	Department of Information Technology(ncbc)
Country	US
Website	nassaucountyny.gov
Number of IPv4 Routes	5
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2014-10-24

ASN Intelligence API for production workflows

Use ASN data for AS63254 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
204.76.150.0/24	AS63254	Department of Information Technology	Department of Information Technology	256
204.76.149.0/24	AS63254	Department of Information Technology	Department of Information Technology	256
204.76.144.0/21	AS63254	Department of Information Technology	Department of Information Technology	2048
204.76.145.0/24	AS63254	Department of Information Technology	Department of Information Technology	256
204.76.151.0/24	AS63254	Department of Information Technology	Department of Information Technology	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:       63254
ASName:         NASSAU-COUNTY-NY
ASHandle:       AS63254
RegDate:        2014-10-24
Updated:        2014-10-24    
Ref:            https://rdap.arin.net/registry/autnum/63254


OrgName:        Department of Information Technology
OrgId:          NCBC
Address:        240 Old Country Road
Address:        Suite 600
City:           Mineola
StateProv:      NY
PostalCode:     11501
Country:        US
RegDate:        1994-12-16
Updated:        2014-09-16
Ref:            https://rdap.arin.net/registry/entity/NCBC


OrgTechHandle: NETWO7070-ARIN
OrgTechName:   Network Administrator
OrgTechPhone:  +1-516-571-9930 
OrgTechEmail:  NetworkGroupMembers@nassaucountyny.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO7070-ARIN

OrgAbuseHandle: NETWO7070-ARIN
OrgAbuseName:   Network Administrator
OrgAbusePhone:  +1-516-571-9930 
OrgAbuseEmail:  NetworkGroupMembers@nassaucountyny.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO7070-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
AS46887	Crown Castle Fiber LLC	US
AS54004	Cablevision Lightpath LLC	US

Upstreams

AS Number	Description	Country
AS46887	Crown Castle Fiber LLC	US
AS54004	Cablevision Lightpath LLC	US