DNS SOA (Start of Authority) Serial & TTL Analyzer
Query DNS SOA records and validate primary nameserver, hostmaster email, YYYYMMDDnn serial format, refresh, retry, expire, and minimum negative caching TTLs against RFC 1912. 100% free, instant execution, dark mode supported, and zero registration required on TempoMailUSA.
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Overview & Usage
DNS SOA (Start of Authority) Serial & TTL Analyzer is a free online tool designed for dns soa serial number format checker. Query DNS SOA records and validate primary nameserver, hostmaster email, YYYYMMDDnn serial format, refresh, retry, expire, and minimum negative caching TTLs against RFC 1912. It runs quickly and privately in your browser with instant copy and export options.
This tool runs with complete privacy in your browser. All inputs, calculations, and DNS verifications follow current web standards.
Technical Specifications
| Tool Name | DNS SOA (Start of Authority) Serial & TTL Analyzer |
|---|---|
| Category | Network, DNS & SSL |
| Processing | Live Network Lookup |
| Privacy | Private — No inputs are saved or tracked |
| Output Formats | Clipboard Copy, Text, and JSON |
How to Use DNS SOA (Start of Authority) Serial & TTL Analyzer
Enter your domain, IP address, text, or code into the input field above, or click one of the quick sample presets.
Click the button to query the network in real time and retrieve up-to-date DNS and protocol records.
Inspect the generated code, formatted results, and diagnostic details in the results panel.
Click the Copy button to copy the output directly to your clipboard, or download it to your computer.