Open source / Sentinel / dns-sentinel
dns-sentinel
DNS and email security auditor: SPF (10-lookup limit, +all, ptr), DMARC, DKIM key strength, MX/null MX, MTA-STS, TLS-RPT, CAA, DNSSEC via DoH, dangling CNAME and subdomai
GitHub
# clone from GitHub git clone https://github.com/MrLouisWright/dns-sentinel.git
README rendered from GitHub at build (Shiki) —