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.

AS398635 Access Master | 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

Access Master maop.com

US 0 Routes

AS Data

AS398635

AS398635 – Access Master

AS Number	398635
AS Name	GNC-AM-DC-01
Organization	Access Master(gncs-3)
Country	US
Website	maop.com
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	ISP
Registry	ARIN
Date Allocated	2020-07-15

ASN Intelligence API for production workflows

Use ASN data for AS398635 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:       398635
ASName:         GNC-AM-DC-01
ASHandle:       AS398635
RegDate:        2020-07-15
Updated:        2020-07-15    
Ref:            https://rdap.arin.net/registry/autnum/398635


OrgName:        Access Master
OrgId:          GNCS-3
Address:        15321 S. 70th Court
City:           ORLAND PARK
StateProv:      IL
PostalCode:     60462
Country:        US
RegDate:        2017-09-14
Updated:        2017-09-14
Comment:        http://www.access-master.com
Comment:        Standard Hours are Monday - Friday 8:00 AM to 6:00 PM
Ref:            https://rdap.arin.net/registry/entity/GNCS-3


OrgNOCHandle: VOOGT-ARIN
OrgNOCName:   Voogt, Jeff 
OrgNOCPhone:  +1-708-668-4566 
OrgNOCEmail:  jmvoogt@maop.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/VOOGT-ARIN

OrgTechHandle: VOOGT-ARIN
OrgTechName:   Voogt, Jeff 
OrgTechPhone:  +1-708-668-4566 
OrgTechEmail:  jmvoogt@maop.com
OrgTechRef:    https://rdap.arin.net/registry/entity/VOOGT-ARIN

OrgAbuseHandle: VOOGT-ARIN
OrgAbuseName:   Voogt, Jeff 
OrgAbusePhone:  +1-708-668-4566 
OrgAbuseEmail:  jmvoogt@maop.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/VOOGT-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 AS398635?

ASN AS398635 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS398635?

AS398635 is listed under Access Master.

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.