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AS4512 PCW Microsystem, Inc. | IPGeolocation.io

Q: Why is WHOIS data shown for an ASN?

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

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PCW Microsystem, Inc. pcwnet.com

US 0 Routes

AS Data

AS4512

AS4512 – PCW Microsystem, Inc.

AS Number	4512
AS Name	PCWNET
Organization	PCW Microsystem, Inc.(pms-69)
Country	US
Website	pcwnet.com
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	1995-04-05

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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:       4512
ASName:         PCWNET
ASHandle:       AS4512
RegDate:        1995-04-05
Updated:        1995-04-05    
Ref:            https://rdap.arin.net/registry/autnum/4512


OrgName:        PCW Microsystem, Inc.
OrgId:          PMS-69
Address:        134 Linden Ave
City:           Wstbury
StateProv:      NY
PostalCode:     11590
Country:        US
RegDate:        1995-04-05
Updated:        2007-10-01
Ref:            https://rdap.arin.net/registry/entity/PMS-69


OrgTechHandle: JW395-ARIN
OrgTechName:   Wu, John 
OrgTechPhone:  +1-516-997-5050 
OrgTechEmail:  postmaster@pcwnet.com
OrgTechRef:    https://rdap.arin.net/registry/entity/JW395-ARIN

OrgNOCHandle: JW395-ARIN
OrgNOCName:   Wu, John 
OrgNOCPhone:  +1-516-997-5050 
OrgNOCEmail:  postmaster@pcwnet.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/JW395-ARIN

OrgAbuseHandle: JW395-ARIN
OrgAbuseName:   Wu, John 
OrgAbusePhone:  +1-516-997-5050 
OrgAbuseEmail:  postmaster@pcwnet.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/JW395-ARIN

RTechHandle: JW395-ARIN
RTechName:   Wu, John 
RTechPhone:  +1-516-997-5050 
RTechEmail:  postmaster@pcwnet.com
RTechRef:    https://rdap.arin.net/registry/entity/JW395-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

Frequently Asked Questions

What is ASN AS4512?

ASN AS4512 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS4512?

AS4512 is listed under PCW Microsystem, Inc..

What do peers, upstreams, and downstreams mean?

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 included here?

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

How can I access full ASN table data?

This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.