All tools · page 96
6,901 free tools across 25 categories. Tools marked with a lightning bolt are ready to use right now.
Retrieve a DKIM public key record for a supplied selector and domain.
Build a DMARC record template with selected reporting and enforcement settings.
Inspect supplied email headers for routing and authentication results.
Diagnose common email delivery failures using supplied bounce details.
Explain common SMTP, IMAP, and POP3 ports and encryption options.
Map requested domains and network dependencies from supplied data.
Remove selected sensitive headers and values from an exported HAR file.
Filter exported browser network requests by domain, status, or resource type.
Inspect response headers to identify common CDN caching behavior.
Summarize supplied network traffic measurements by interface and time.
Estimate link capacity requirements from device and application demand.
Estimate bandwidth demand from user count and per-user usage assumptions.
Calculate uptime percentages from supplied outage durations.
Create structured incident reports from connectivity diagnostics.
Paste a product description and role notes to get a structured system prompt with role, rules, tone, and refusal policy.
Enter task, audience, and output format to get a reusable prompt template with variable slots.
Describe a classification or generation task to get a plan for how many few-shot examples to include and how to lay them out.
Enter a reasoning task to get a chain-of-thought prompt with step scaffolding and a final-answer separator.
Paste a prompt and get a scorecard on clarity, specificity, and output-format cues for zero-shot use.
Paste any prompt and get a list of replaceable variables plus one filled-in example.