AS18596 - MADISONTELCO - Madison Telephone Company, US

United States
AS Number
AS18596
AS Name
MADISONTELCO
Org Name
Madison Telephone Company
Country / Region
United States
Registry

arin

RegDate

2000-01-24

Updated

2025-11-05

AS18596 Looking Glass
IPv4Prefixes

8

IPv6Prefixes

1

IPv4 NUMs

12,288

IPv6 NUMs(/64)

4,294,967,296

CIDR Description IP Num
66.242.192.0/24
IRR Parent Valid
Madison Telephone Company 256
66.242.192.0/19
IRR Valid
Madison Telephone Company 8192
66.242.208.0/22
IRR Parent Valid
Madison Telephone Company 1024
66.242.214.0/23
IRR Parent Valid
Madison Telephone Company 512
66.242.221.0/24
IRR Parent Valid
Madison Telephone Company 256
76.77.224.0/20
IRR Valid
Madison Telephone Company 4096
76.77.232.0/22
IRR Parent Valid
Madison Telephone Company 1024
76.77.236.0/22
IRR Parent Valid
Madison Telephone Company 1024
CIDR Description IP NUMs(prefix /64)
2605:1680::/32
Madison Telephone Company 4294967296
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS174 COGENT-174 - Cogent Communications, LLC, US United States 36,233,472 215,834,689,537 IPv4 IPv4
AS1239 COGENT-1239 - Cogent Communications, LLC, US United States 0 210,729,631,744 IPv4 IPv4
AS6939 HURRICANE - Hurricane Electric LLC, US United States 458,496 283,043,982,606,336 IPv4 IPv4 IPv6 IPv6

Peers at this Exchange Point

Country / Region IX IPv4 IPv6 Port Speed Updated
United States Equinix Chicago - Equinix Internet Exchange Chicago 208.115.136.78 2001:504:0:4:0:1:8596:1 10 Gbps 2018-05-01 20:12:45

Private Peering Facilities

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

OrgID:          MADT
OrgName:        Madison Telephone Company
CanAllocate:    
Street:         PO 29
Street:         21668 Double Arch Dr
City:           Staunton
State/Prov:     IL
Country:        US
PostalCode:     62088
Comment:        Please submit all abuse complaints to
Comment:        [email protected]
RegDate:        2000-01-24
Updated:        2025-11-05
OrgAdminHandle  GHO34-ARIN
OrgTechHandle   JB1300-ARIN
OrgTechHandle   WALDR142-ARIN
OrgAbuseHandle  ABUSE655-ARIN
Source:         ARIN

OrgAdminHandleHandle:  GHO34-ARIN
OrgAdminHandleName:    Hoffstetter, Gary
OrgAdminHandlePhone:   +1-618-635-5000
OrgAdminHandleEmail:   [email protected]
OrgAdminHandleRef:     https://rdap.arin.net/registry/entity/GHO34-ARIN

OrgTechHandleHandle:  JB1300-ARIN
OrgTechHandleName:    Bacher, Jan
OrgTechHandlePhone:   +1-618-713-3777
OrgTechHandleEmail:   [email protected]
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/JB1300-ARIN

OrgTechHandleHandle:  WALDR142-ARIN
OrgTechHandleName:    Waldrop, Justin
OrgTechHandlePhone:   +1-618-635-5000
OrgTechHandleEmail:   [email protected]
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/WALDR142-ARIN

OrgAbuseHandleHandle:  ABUSE655-ARIN
OrgAbuseHandleName:    Abuse, 
OrgAbuseHandlePhone:   +1-618-633-2267
OrgAbuseHandleEmail:   [email protected]
OrgAbuseHandleRef:     https://rdap.arin.net/registry/entity/ABUSE655-ARIN

RTechHandleHandle:  JB1300-ARIN
RTechHandleName:    Bacher, Jan
RTechHandlePhone:   +1-618-713-3777
RTechHandleEmail:   [email protected]
RTechHandleRef:     https://rdap.arin.net/registry/entity/JB1300-ARIN