Best use
Use it for a focused US DNS task when a quick browser workbench is appropriate.
| Start IP | End IP | Location / operator | Region |
|---|---|---|---|
| 4.2.2.1 | 4.2.2.6 | 美国科罗拉多州布隆菲尔德市Level3通信公司DNS服务器 | 美国 |
| 8.2.208.5 | 8.2.208.5 | 美国科罗拉多州布隆菲尔德市Level3通信公司DNS服务器 | 美国 |
| 8.8.4.4 | 8.8.4.4 | 美国加利福尼亚州山景市谷歌公司DNS服务器 | 美国 |
| 8.8.8.8 | 8.8.8.8 | 美国加利福尼亚州山景市谷歌公司DNS服务器 | 美国 |
| 8.8.192.35 | 8.8.192.35 | 美国科罗拉多州布隆菲尔德市Level3通信公司DNS服务器 | 美国 |
| 12.17.136.131 | 12.17.136.131 | 美国ATT公司DNS服务器 | 美国 |
| 12.25.232.115 | 12.25.232.115 | 美国ATT公司DNS服务器 | 美国 |
| 12.32.34.33 | 12.32.34.33 | 美国ATT公司DNS服务器 | 美国 |
United States DNS Server Directory
Search United States DNS server addresses by IP range, operator, and location. Copy DNS rows quickly.
How to use this DNS reference
US DNS: Search by DNS provider, IP address, ISP, country, province, city, or feature. Copy one row or the filtered result set for network setup notes, router configuration, troubleshooting tickets, or documentation drafts.
Usage boundaries and result checks
US DNS is for this task: Search United States DNS server addresses by IP range, operator, and location. Copy DNS rows quickly. It runs in the browser; start with a short, non-sensitive sample and confirm the behavior before processing more data.
Input
an address, search term, or network reference condition
Output
matching network information, directory rows, or diagnostic output
Before reuse
For US DNS: Network directories can age. Verify production settings with the operator, IANA registry, device vendor, or current official documentation. See the test method.