Home / Tools / DNS test DOMAIN NAME SYSTEM TEST DNS test Run a sustained series of real DNS lookups to expose slow or intermittent resolution.
Overall result Start the sustained test to check for intermittent problems.
Response time – ms Average
Waiting Reliability – % Success rate
Waiting Resolved 0 / 20 Queries
Waiting Variability – ms Fastest to slowest
Waiting Response time overview Query 1Waiting –
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Query status Resolved 0 Failed 0 Pending 20 Detailed results Query Response time Status Address Resolver
Resolution probe 1Waiting Pending– System Resolution probe 2Waiting Pending– System Resolution probe 3Waiting Pending– System Resolution probe 4Waiting Pending– System Resolution probe 5Waiting Pending– System Resolution probe 6Waiting Pending– System Resolution probe 7Waiting Pending– System Resolution probe 8Waiting Pending– System Resolution probe 9Waiting Pending– System Resolution probe 10Waiting Pending– System Resolution probe 11Waiting Pending– System Resolution probe 12Waiting Pending– System Resolution probe 13Waiting Pending– System Resolution probe 14Waiting Pending– System Resolution probe 15Waiting Pending– System Resolution probe 16Waiting Pending– System Resolution probe 17Waiting Pending– System Resolution probe 18Waiting Pending– System Resolution probe 19Waiting Pending– System Resolution probe 20Waiting Pending– SystemTest details
Domain internet-analysis.com
Samples 20 lookups / ~15 seconds
Record types A + AAAA
Resolver Server system resolver Recommendations Use encrypted DNS (DoH or DoT) when supported.
Compare repeat tests before changing resolver.
Investigate failed or highly variable samples.
View DNS guides → What this measures The backend performs 20 real DNS lookups over about 15 seconds and returns every lookup time and resolved A/AAAA address. This longer sample can reveal intermittent failures and latency spikes in the server-side resolver.
Results are stored anonymously for aggregate statistics.