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AS519 Systemhouse/INTERACTIVE Systems

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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Systemhouse/INTERACTIVE Systems tellabs.com

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AS Data

AS519

AS519 – Systemhouse/INTERACTIVE Systems

AS Number	519
AS Name	ISCNET
Organization	Systemhouse/INTERACTIVE Systems(system-176)
Country	US
Website	tellabs.com
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	1989-09-14

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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:       519
ASName:         ISCNET
ASHandle:       AS519
RegDate:        1989-09-14
Updated:        1993-04-13    
Ref:            https://rdap.arin.net/registry/autnum/519


OrgName:        Systemhouse/INTERACTIVE Systems
OrgId:          SYSTEM-176
Address:        1901 North Naper Blvd.
City:           Naperville
StateProv:      IL
PostalCode:     60563
Country:        US
RegDate:        1989-09-14
Updated:        2012-10-10
Ref:            https://rdap.arin.net/registry/entity/SYSTEM-176


OrgTechHandle: MB487-ARIN
OrgTechName:   Borowiec, Michael 
OrgTechPhone:  +1-630-378-8763 
OrgTechEmail:  mike.borowiec@tellabs.com
OrgTechRef:    https://rdap.arin.net/registry/entity/MB487-ARIN

OrgAbuseHandle: MB487-ARIN
OrgAbuseName:   Borowiec, Michael 
OrgAbusePhone:  +1-630-378-8763 
OrgAbuseEmail:  mike.borowiec@tellabs.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MB487-ARIN

RTechHandle: MB487-ARIN
RTechName:   Borowiec, Michael 
RTechPhone:  +1-630-378-8763 
RTechEmail:  mike.borowiec@tellabs.com
RTechRef:    https://rdap.arin.net/registry/entity/MB487-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 AS519?

ASN AS519 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS519?

AS519 is listed under Systemhouse/INTERACTIVE Systems.

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.