Free public toolkit
Ravelyth Tools
Diagnose DNS and email authentication configuration. Look up records, review SPF, DKIM, and DMARC, compare selected resolvers, and analyze raw email headers — without accounts or simulated results.
Tools
DNS Lookup
Query A, AAAA, MX, NS, TXT, SOA, SRV, CAA, CNAME, and PTR records.
DNS Health
Inspect published records, nameservers, SPF, DMARC, and DNSSEC-related data.
SPF Checker
Parse SPF mechanisms and flag common configuration problems.
DKIM Checker
Look up a selector and inspect the published DKIM key record.
DMARC Checker
Read the _dmarc policy, reporting tags, and alignment settings.
PTR Lookup
Reverse-lookup public IPv4 and IPv6 addresses.
Resolver Comparison
Compare answers from selected public resolvers. Not a global propagation map.
Email Header Analyzer
Paste complete raw headers to inspect hops, auth results, and domain relationships.