Madison Telephone Company
AS18596 is Madison Telephone Company (madisontelco.com). It announces 12,288 IPv4 addresses in 7 prefixes, and 1 IPv6 prefixes.
United States· ARIN· allocated 2000-09-18· isp
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- United States12,288 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- MADISONTELCO
- name
- Madison Telephone Company
- org
- MADT
- org name
- Madison Telephone Company
- org address
- PO 29, 21668 Double Arch Dr, Staunton, IL, 62088
- org city
- Staunton
- org country
- US
- country
- US
- source
- arin
- created
- 2000-09-18
- updated
- 2012-02-24
- abuse name
- Abuse
- abuse email
- abuse@madisontelco.com
- abuse phone
- +1-618-633-2267
- abuse kind
- role
- abuse city
- Hamel
- abuse country
- US
- admin name
- Gary Hoffstetter
- admin email
- ghoffstetter@madisontelco.com
- admin phone
- +1-618-635-5000
- admin kind
- person
- admin city
- Staunton
- admin country
- US
- tech
- JB1300-ARIN
- tech name
- Jan Bacher
- tech email
- jb@janbacher.com
- tech phone
- +1-618-713-3777
- tech kind
- person
- tech city
- Equality
- tech country
- US
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- VPN IP620.50%
- anyip, geonode, ippeak1.42%
- None here
- None here
- None here
- None here
- Hosting IP1,53512.49%
- None here
- None here
- None here
- SSH IP900.73%
- 0.02%
- 0.13%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 66.242.192.0/19 | United States | not found | 17 | 2026-10-02 |
| 66.242.192.0/24 | United States | not found | 17 | 2026-10-02 |
| 66.242.214.0/23 | United States | not found | 17 | 2026-10-02 |
| 66.242.221.0/24 | United States | not found | 16 | 2026-10-02 |
| 76.77.224.0/20 | United States | not found | 17 | 2026-10-02 |
| 76.77.232.0/22 | United States | not found | 17 | 2026-10-02 |
| 76.77.236.0/22 | United States | not found | 16 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2605:1680::/32 | United States | not found | 19 | 2026-10-02 |
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