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InternetData
IPv4 address

66.231.18.186

An address in Rapid City, South Dakota, United States, used by CITY OF RAPID CITY, announced by SDN Communications (AS13576). Of our anonymity, network and service databases, it is in VPN IP.

8 of 22 address-keyed databases hold it

Summary
Company
CITY OF RAPID CITY
Prefix
66.231.0.0/19
Hostname
cust.181014.rpcysdaj01r.edge.sdnet.net
Registered to
CITY OF RAPID CITY
Network type
ISP
Anycast
No

Anonymity

Whether the address hides someone else: a VPN, Tor, a relay, a proxy pool, or a hosting range.

1 of 8 hold it
Confidence
low
Method
scan
Last seen
2026-10-09

Ownership

Who holds the address: the AS announcing it, the registry record, the abuse contact and its name in DNS.

5 of 6 hold it
Company
CITY OF RAPID CITY
Type
Government
Registered in
United States
AS number
AS13576
Name
SDN Communications
Prefix
66.231.0.0/19
RPKI
valid
Type
ISP
Domain
sdncommunications.com
Registered in
United States
Name
CITY OF RAPID CITY
Handle
CITY-OF-RAPID-CITY
Organization
C08523572
Status
reassignment
Registry
arin
Domain
sdnet.net
Name
SDN Customer Abuse
Phone
+1-605-978-3548
Address
2900 West 10th St, Sioux Falls, SD, 57104
Network
66.231.0.0-66.231.31.255
Hostname
cust.181014.rpcysdaj01r.edge.sdnet.net
Not seen inIP RWHOIS

Geolocation

Where the address is, and what that place uses.

2 of 2 hold it
City
Rapid City
Region
South Dakota
Postal code
57703
Continent
North America
Timezone
America/Denver

Network

What kind of network it is on: a mobile carrier, an anycast service, a CDN edge.

0 of 3 hold it

Services

What our own internet-wide measurement found listening on it.

0 of 3 hold it
00 · Evaluate

Test the real build first.

An evaluation license puts a full current build in your hands, with no sampling, so you can measure it against your own traffic before anyone talks about terms.

01 · License

Then license what you use.

Standard, for detection and decisions inside your own product and operations.
Redistribution, when the data ships onward inside what you sell, priced by scope rather than by seat.
Annual terms, a named contact, and monthly, quarterly or yearly payment.