The Best mess with dns Alternatives in 2026

Experiment with DNS records and behavior using the interactive Mess With DNS project.

View Toronto Police calls for service on a map that updates in real time, according to the supplied page description.

Online Color Picker lets users select colors and view values such as RGB, HSL, and hexadecimal codes.

ZeroSSL issues online SSL certificates and supports HTTPS setup through a certificate management interface.

This HTML editor supports writing and converting HTML, including Word-to-HTML conversion in a browser interface.

WhatsMyDNS checks DNS record propagation across global resolvers for record types including A, AAAA, MX, and TXT.

DNS Watch looks up DNS records and measures lookup performance across resolvers.

DNSDumpster searches domain records and related hosts for domain research and reconnaissance.

SSLMate CAA helps generate CAA DNS records and explains which certificate authorities support the record type.

Manage GnuPG keys from a terminal with gpg-tui, a text-based key management interface.

This online generator creates UUIDs in versions 1, 3, 4, 5, 6, and 7 for use in applications and data records.

Manage two-factor authentication codes with OTP Auth, an iOS app listed on the App Store.

Generate secure SSL configurations for selected web, database, and mail software.

Solve reverse engineering challenges published on challenges.re, a challenge-focused site.

GoPlus offers Web3 security tools including audits, APIs, a user security hub, and a browser extension.

Search the National Vulnerability Database, a public resource for vulnerability information.

Add proof-of-work verification to websites with mCaptcha, a privacy-focused automated CAPTCHA system.

Use Metasploit to find security issues, verify mitigations, and manage authorized penetration testing assessments.

The Snyk Security Database provides vulnerability details and remediation guidance for packages and cloud configurations.

The URL Decoder and Encoder converts text between encoded and decoded forms, including JavaScript URLs.

Lucia was deprecated in March 2025. The website was updated in July 2026 and points to code/auth_session.ts as a single-file replacement for the NPM package and to the Auth Book for auth information.

DNSPerf compares the performance and uptime of enterprise and commercial DNS providers.

Search a community-curated collection of bug bounty writeups and learning resources.

UUID Tools generates individual or bulk UUIDs and supports multiple UUID versions.