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.

AS4519 Maas Communications | 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.

ASN Lookup Tool

Search ASN

AS Data

IP Routes

Raw Whois

Parsed Whois

Peers

Upstreams

Downstreams

Legacy Routes

Maas Communications structurex.net

US 0 Routes

AS Data

AS4519

AS4519 – Maas Communications

AS Number	4519
AS Name	MAAS
Organization	Maas Communications(maasco)
Country	US
Website	structurex.net
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	ISP
Registry	ARIN
Date Allocated	1995-04-07

ASN Intelligence API for production workflows

Use ASN data for AS4519 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

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:       4519
ASName:         MAAS
ASHandle:       AS4519
RegDate:        1995-04-07
Updated:        1995-04-07    
Ref:            https://rdap.arin.net/registry/autnum/4519


OrgName:        Maas Communications
OrgId:          MAASCO
Address:        3220 Ryan Street, Suite 200
City:           Lake Charles
StateProv:      LA
PostalCode:     70601
Country:        US
RegDate:        1995-04-07
Updated:        2012-10-10
Ref:            https://rdap.arin.net/registry/entity/MAASCO


OrgTechHandle: BB5114-ARIN
OrgTechName:   Bunderson, Blane 
OrgTechPhone:  +1-337-433-6262 
OrgTechEmail:  blane.bunderson@structurex.net
OrgTechRef:    https://rdap.arin.net/registry/entity/BB5114-ARIN

OrgAbuseHandle: BB5114-ARIN
OrgAbuseName:   Bunderson, Blane 
OrgAbusePhone:  +1-337-433-6262 
OrgAbuseEmail:  blane.bunderson@structurex.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/BB5114-ARIN

RTechHandle: BB5114-ARIN
RTechName:   Bunderson, Blane 
RTechPhone:  +1-337-433-6262 
RTechEmail:  blane.bunderson@structurex.net
RTechRef:    https://rdap.arin.net/registry/entity/BB5114-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 AS4519?

ASN AS4519 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS4519?

AS4519 is listed under Maas Communications.

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.