Online Tools

DMARC Record Checker: Policy, Alignment and Reporting AnalysisCheck the DMARC record of a domain and understand its policy, reporting configuration, alignment settings and enforcement level. DMARC helps protect a domain...

SPF Record Checker: Analyze SPF TXT Records, Includes and PolicyCheck the SPF record of a domain and understand which servers are allowed to send email. The tool detects SPF records,...

Email & DNS Security Tools: SPF, DMARC, DKIM and Mail DiagnosticsEmail DNS tools for checking SPF, DMARC, DKIM, MX records and account safety practices.SPF Record CheckerSPF syntax and sending policy...

Online Tools for Network, Server, SEO, AI and Developer ChecksA complete hub of practical online tools for IP, DNS, servers, SEO, developer utilities, AI workflows and security checks.What Is My...

Developer Tools: Formatters, Encoders, Generators and Debugging UtilitiesDeveloper utilities for JSON, XML, YAML, Base64, URLs, JWT, UUID, hashes, timestamps, cron, regex and colors.JSON FormatterValidate, beautify, minify and inspect JSON.YAML ValidatorCommon...

Test regular expressions locally, inspect matches and named groups, preview replacements, save patterns, copy snippets and review regex safety notes.

Decode JWTs locally, inspect header and payload, review exp, nbf, iat, issuer, audience, signature risk and verification steps before trusting a token.

Convert Unix seconds, milliseconds, microseconds, nanoseconds and date strings into ISO, UTC, local time, timezone views and batch CSV.

Generate UUID v4 and UUID v7 values locally, validate identifiers, inspect version and variant bits, export batches and understand collision risk.

Generate MD5 legacy checksums, SHA hashes, file digests and HMAC values locally, compare expected checksums and understand safe hashing use.