ToolWeb.io
All-in-one DNS, IP and email diagnostic & monitoring toolkit
What it does
Toolweb is an all-in-one toolkit for DNS, IP and email infrastructure diagnostics. The platform includes 85+ professional tools for DNS analysis, SPF/DKIM/DMARC validation, blacklist monitoring, SSL certificate inspection, website performance testing and network troubleshooting. Built for developers, sysadmins and IT professionals, Toolweb centralizes infrastructure diagnostics that normally require multiple tools and services.
Does the same job
all alternatives →- IMI made tool that let's you see everything about any website2024 · v1.web-check.xyz · ▲411
Yes, it's open source: https://github.com/lissy93/web-check :) Why I'm building this? There are a lot of tools out there for discovering meta and security data relating to a website, IP or server. But currently, there isn't anything that does everything, all in one place and without a paywall/ user sign up. It's still a WIP, and I'm working on a new version, with some more comprehensive checks, so any feedback would be much appreciated :)
Mr.DNS - DNS & Network ToolsApr 2026 · ▲3Free diagnostic tools for DNS, email, and network security.
Domain Scan ToolsMay 2026 · domainscan.tools · ▲5Detect domain security issues before they hurt your business
- INInternet.nl – test tool for modern internet standards2023 · github.com · ▲5
For the past months we've been working on making our open source tool Internet.nl easier to deploy and develop on. Last week we release version 1.8.0 (https://en.internet.nl/article/release-1.8/) which includes these changes. Tests include: IPv6, DNSSEC, HTTPS/TLS, various security options like XSS, CSP headers, security.txt, RPKI, DMARC, DKIM, SPF, STARTTLS, DANE for web/email, and a browser connection test for IPv6 and DNSSEC. (see: https://en.internet.nl/faqs/) Using Docker & Docker Compose it is now trivial to deploy your own…
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