SDN Communications Speed Test - Check Business Speed
Test your SDN Communications internet speed in United States
sdncommunications.comSDN Communications is a business-focused fiber internet provider operating a 50,000-mile fiber network across South Dakota, Minnesota, and Iowa. SDN delivers dedicated fiber internet, managed services, and data center solutions to businesses of all sizes. Test your SDN Communications connection to measure actual download, upload, and latency performance.
About SDN Communications
SDN Communications was established in 1989 when the independent telephone companies of South Dakota connected their networks to create the South Dakota Network.
Headquartered in Sioux Falls, South Dakota, SDN operates over 50,000 miles of fiber optic network across eight states including South Dakota, North Dakota, Nebraska, Minnesota, Iowa, Montana, Wyoming, and Colorado. SDN is owned by 17 independent telephone companies that collectively cover more than 90% of South Dakota's land mass.
The company focuses exclusively on business customers, providing dedicated fiber internet, WAN connectivity, managed firewall, DDoS protection, and data center services.
SDN Communications Plans and Services
SDN Communications offers several internet plans across different technologies and price points.
SDN Communications offers dedicated fiber internet with symmetrical speeds from 10 Mbps to multi-gigabit capacity for businesses. Services include WAN connectivity for multi-location businesses, managed firewall and DDoS protection, dark fiber leasing, and colocation data center solutions.
SDN's business internet features symmetrical upload and download speeds with 99.99% uptime SLAs. Pricing is custom-quoted based on location, speed tier, and service requirements.
SDN Communications Internet Plans
| Plan | Speed | Price | Features |
|---|---|---|---|
| Business Fiber 100 fiber | 100 Mbps | $200/month |
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| Business Fiber 500 fiber | 500 Mbps | $400/month |
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| Business Fiber 1 Gig fiber | 1000 Mbps | $600/month |
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| Enterprise Ethernet fiber | 10000 Mbps | Custom pricing |
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Prices and availability may vary by location. Contact SDN Communications for current offers.
Test Your SDN Communications Speed
Run a free speed test to check if SDN Communications delivers the speeds you are paying for. Test during peak evening hours for the most realistic results. Compare your results against SDN Communications advertised speeds above.
SDN Communications Speed Test FAQ
What is SDN Communications?
SDN Communications is a business fiber internet and managed services provider headquartered in Sioux Falls, South Dakota. Founded in 1989 by the independent telephone companies of South Dakota, SDN operates a 50,000-mile fiber network across eight states. The company is owned by 17 independent telephone cooperatives that collectively cover more than 90% of South Dakota. SDN focuses exclusively on business customers with dedicated fiber, managed security, and data center services.
Where is SDN Communications available?
SDN Communications serves businesses primarily across South Dakota, southwestern Minnesota, and western Iowa through its owned fiber network. Extended coverage reaches into North Dakota, Nebraska, Montana, Wyoming, and Colorado through partnerships with member companies and 30 nationwide networks. SDN's 17 member companies cover more than 90% of South Dakota, with 93% of that territory having fiber internet infrastructure.
How fast is SDN Communications internet?
SDN Communications offers dedicated fiber internet speeds from 10 Mbps to multi-gigabit capacity for business customers. All connections feature symmetrical upload and download speeds. SDN's fiber network supports scalable bandwidth that can be increased on demand as business needs grow. The dedicated fiber connections are not shared with other customers, providing consistent performance even during peak hours.
How do I test my SDN Communications speed?
Use the speed test tool on this page to measure your SDN Communications download speed, upload speed, and ping latency. Since SDN provides dedicated fiber connections, your results should closely match your provisioned bandwidth. For the most accurate test, connect directly to the SDN circuit via ethernet. Test during peak business hours to confirm consistent dedicated performance throughout the workday.