Autonomous System

AS18596 Madison Telephone Company

ISPActiveUnited StatesARIN

AS18596 (MADISONTELCO) is an ISP network operated by Madison Telephone Company in United States, registered with ARIN. It has 8 IPv4 prefixes with 16,384 addresses and 1 IPv6 prefix, which makes it the 7,769th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses16,384in 8 prefixes
IPv6 prefixes1≈ 7.9 × 10²⁸ addresses
Size rank#7,769of 82,200 active ASNs
Abuser scoreVery Low0.02% of its addresses flagged · method

Details

OrganizationMadison Telephone Company
AS nameMADISONTELCO
Websitegomadison.com
Country United States (US)
Network typeISP
RegistryARIN
Abuse contactabuse@madisontelco.com
Registered2000-09-18
Last updated2012-02-24

IPv4 prefixes

8 prefixes · 16,384 addresses
NetworkAddressesFirst – last address
66.242.192.0/198,19266.242.192.0 – 66.242.223.255
76.77.224.0/204,09676.77.224.0 – 76.77.239.255
66.242.208.0/221,02466.242.208.0 – 66.242.211.255
76.77.232.0/221,02476.77.232.0 – 76.77.235.255
76.77.236.0/221,02476.77.236.0 – 76.77.239.255
66.242.214.0/2351266.242.214.0 – 66.242.215.255
66.242.192.0/2425666.242.192.0 – 66.242.192.255
66.242.221.0/2425666.242.221.0 – 66.242.221.255

IPv6 prefixes

1 prefix
  • 2605:1680::/32

Query AS18596 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=AS18596&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS18596, with or without a key:

curl "https://api.ipapi.is/?q=66.242.192.1"

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