ASN Lookup Tool

Madison Telephone Company madisontelco.com US US 10 Routes

AS Data

AS18596

AS18596 – Madison Telephone Company

AS Number 18596
AS Name MADISONTELCO
Organization Madison Telephone Company(madt)
Country US
Website madisontelco.com
Number of IPv4 Routes 9
Number of IPv6 Routes 1
ASN type ISP
Registry ARIN
Date Allocated 2000-09-18

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Use ASN data for AS18596 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
76.77.236.0/22 1024
76.77.224.0/20 4096
2605:1680::/32 ~79×10²⁷
76.77.232.0/22 1024
66.242.208.0/22 1024
66.242.205.0/24 256
66.242.221.0/24 256
66.242.206.0/23 512
66.242.192.0/24 256
66.242.192.0/19 8192

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:       18596
ASName:         MADISONTELCO
ASHandle:       AS18596
RegDate:        2000-09-18
Updated:        2012-02-24    
Ref:            https://rdap.arin.net/registry/autnum/18596


OrgName:        Madison Telephone Company
OrgId:          MADT
Address:        PO 29
Address:        21668 Double Arch Dr 
City:           Staunton
StateProv:      IL
PostalCode:     62088
Country:        US
RegDate:        2000-01-24
Updated:        2025-11-05
Comment:        Please submit all abuse complaints to
Comment:        abuse@madisontelco.com
Ref:            https://rdap.arin.net/registry/entity/MADT


OrgTechHandle: WALDR142-ARIN
OrgTechName:   Waldrop, Justin 
OrgTechPhone:  +1-618-635-5000 
OrgTechEmail:  jwaldrop@gomadison.com
OrgTechRef:    https://rdap.arin.net/registry/entity/WALDR142-ARIN

OrgAbuseHandle: ABUSE655-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-618-633-2267 
OrgAbuseEmail:  abuse@madisontelco.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE655-ARIN

OrgTechHandle: JB1300-ARIN
OrgTechName:   Bacher, Jan 
OrgTechPhone:  +1-618-713-3777 
OrgTechEmail:  jb@janbacher.com
OrgTechRef:    https://rdap.arin.net/registry/entity/JB1300-ARIN

RTechHandle: JB1300-ARIN
RTechName:   Bacher, Jan 
RTechPhone:  +1-618-713-3777 
RTechEmail:  jb@janbacher.com
RTechRef:    https://rdap.arin.net/registry/entity/JB1300-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
AS24482 SG.GS SG
AS16552 Tiggee LLC US
AS8220 COLT Technology Services Group Limited GB
AS1239 Cogent Communications, LLC US
AS6939 Hurricane Electric LLC US
AS32709 Joink, LLC US
AS32590 Valve Corporation US
AS19653 CTS Communications Corp US
AS4826 Vocus Connect International Backbone AU
AS174 Cogent Communications, LLC US

Upstreams

AS Number Description Country
AS6939 Hurricane Electric LLC US
AS174 Cogent Communications, LLC US
AS137409 GSL Networks Pty LTD AU

Contacts

Email Contacts

jb@janbacher.com jwaldrop@gomadison.com

Abuse Contacts

abuse@madisontelco.com

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Frequently Asked Questions

ASN AS18596 is an Autonomous System Number used to identify a network for BGP internet routing.
AS18596 is listed under Madison Telephone Company.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
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.