Public DNS Servers in Guam
13 servers verified as of .
We currently list 13 public DNS servers in Guam, each verified through our automated 72-hour probe cycle. Of these, 54% (7 servers) validate DNSSEC signatures, protecting users from DNS spoofing attacks. Top providers in Guam include Teleguam Holdings, LLC, Guam Cablevision, LLC.. We also track 27 servers with known issues in Guam, including NXDOMAIN hijacking and response errors. For the fastest DNS in Guam, try our latency benchmark from your location. To check your current DNS configuration for leaks and encryption, use the DNS Privacy Check.
DNS quality in Guam
| Median response time | 305 ms (across 13 measured servers) |
|---|---|
| Highly reliable (≥90% uptime) | 12 servers (92%) |
| DNSSEC validating | 7 servers (54%) |
| Servers with known issues | 27 flagged |
Metrics from our last probe cycle: every server in Guam is tested for response time, reliability, DNSSEC validation, and NXDOMAIN integrity on a 72-hour cycle. The median response of 305 ms is measured from our probe locations — servers closer to you will typically respond faster; verify with the latency benchmark.
Local / ISP Providers
| IP | ASN | Org | Status | Reliability | Last checked | Tools |
|---|---|---|---|---|---|---|
209.164.189.53
|
AS9246 | Teleguam Holdings, LLC | OK | 100% | 21-09-2026 07:51:17 (GMT) | WHOIS |
202.151.77.124
|
AS9246 | Teleguam Holdings, LLC | OK | 100% | 21-09-2026 07:33:32 (GMT) | WHOIS |
209.164.189.52
|
AS9246 | Teleguam Holdings, LLC | OK | 100% | 21-09-2026 07:51:16 (GMT) | WHOIS |
101.99.141.203
|
AS3605 | Guam Cablevision, LLC. | OK | 98% | 21-09-2026 02:27:23 (GMT) | WHOIS |
101.99.192.249
|
AS3605 | Guam Cablevision, LLC. | OK | 98% | 21-09-2026 02:27:27 (GMT) | WHOIS |
121.55.226.128
|
AS3605 | Guam Cablevision, LLC. | OK | 97% | 21-09-2026 03:53:09 (GMT) | WHOIS |
202.151.82.131
|
AS9246 | Teleguam Holdings, LLC | OK | 96% | 21-09-2026 07:33:37 (GMT) | WHOIS |
117.20.122.11
|
AS9246 | Teleguam Holdings, LLC | OK | 96% | 21-09-2026 03:42:59 (GMT) | WHOIS |
121.55.221.98
|
AS3605 | Guam Cablevision, LLC. | NX_HIJACK | 95% | 21-09-2026 03:53:03 (GMT) | WHOIS |
121.55.208.131
|
AS3605 | Guam Cablevision, LLC. | NX_HIJACK | 95% | 21-09-2026 03:53:00 (GMT) | WHOIS |
121.55.214.89
|
AS3605 | Guam Cablevision, LLC. | NX_HIJACK | 94% | 21-09-2026 03:52:58 (GMT) | WHOIS |
101.99.134.84
|
AS3605 | Guam Cablevision, LLC. | OK | 92% | 21-09-2026 02:27:18 (GMT) | WHOIS |
121.55.207.28
|
AS3605 | Guam Cablevision, LLC. | NX_HIJACK | 85% | 21-09-2026 03:52:59 (GMT) | WHOIS |
DNS tools for Guam
- Test DNS speed from your location — find the fastest server for Guam
- Check your DNS privacy score — test for leaks, encryption, and DNSSEC
- Guam ISP DNS servers — check your ISP's DNS configuration
- Best DNS for gaming
- Best private DNS servers
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