The DNS Service provides Domain Name System (DNS) resolution to internal and external users, enabling resolution of server and service addresses on the Internet and the Statewide Government Intranet (SwGI). For customers hosting servers accessible to the Internet or SwGI, the service provides DNS servers that enable name-to-IP address resolution to occur. The DNS service also provides users of the networkMaryland™ Internet Service name-to-IP address resolution to reach hosts on the Internet.
The DNS Service has a 99.99% uptime service level objective; excluding planned outages, maintenance windows and unavoidable events.
Eligible: All SwGI and Internet users for the purpose of name resolution of state servers and services are eligible
Availability (Uptime): 24 hours / 365 days
Standard Support Hours: 7am – 9pm Monday- Friday
Exceptions: The Service Desk is not available during State Holidays or Service Reduction Days
Response (to incident) Time: Based on priority, see SLA Document
Resolution (of incident) Time: Based on priority, see SLA Document
Maintenance Windows: Sat/Sun 12:00am – 6:00am (excluding holidays)
Security: Authentication through Active Directory
Business Critical Service: Yes; Recovery Time – 4 hours
To request this DNS service, please email
100 Community Place, Crownsville, MD 21032
300-301 West Preston Street, Baltimore MD 21201
410-697-9700 - Dial 7-1-1 to place a call through Maryland Relay