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CLUSTER CHECKS-REPORTS-STATUS · 9 ENTRIES · EARLIEST ENTRY 2026-08-24

URL status checker tools

This cluster consists of browser-based tools that check if a given URL is online and report its current status. The dated history is too thin to read a shape from, as only 0 dated entries exist before the index start. Among the members, Exposure, fjord-url-sentry-echo, and iris-url-sentry-echo lead on traction, each with 0 stars.

Entry timeline

ENTRY TIMELINE

MAY 2026: 1AUG 2026: 6SEP 2026: 1OCT 2026: 1
MAY 2026OCT 2026

Each bar is the month a member carries, which is a creation date where the source published one and a crawl date otherwise. Nothing in the index was found before 11 August 2026, and coverage broadened sharply on 14–15 August, so a bar from then on reports how much we found that month, not how much was built; an earlier bar reports how far back a member's own source dated it — not how long we have been watching.

Members by activity

Activity signals, not revenue.

Build origin · 4 ai-built · 5 unlabelled

Operator · 1 hobby · 1 open source · 7 unlabelled

Two labels per entry, never collapsed into one: how it was built, and who stands behind it. Counted over the 9 listed below. Unlabelled means nothing has decided yet — not that the answer is small.

  1. 01header-check0★2 daysliveai-builtWeb tool that checks HTTP response headers for a given URL.
  2. 02fjord-url-sentry-echo0★1 mo—Browser-based URL monitoring utility that checks and reports URL status.
  3. 03iris-url-sentry-echo0★1 mo—Browser utility for monitoring or checking URL status, designed for a specific profile.
  4. 04NodeLook0★2 moliveopen sourceApp that checks website availability over the user's current internet connection.
  5. 05CrUX Tool: Analyze and Compare Core Web Vitals | Chrome UX Report0★unknownliveWeb tool that analyzes and compares Core Web Vitals metrics for URLs using Chrome UX Report data.
  6. 06Link Safety Checker0★unknownliveai-builtWeb tool that checks whether a submitted link is safe before a user visits it.
  7. 07v0 App0★unknownliveai-builtWeb tool that checks whether a website is served from cache and reports caching status.
  8. 08url-checker.vercel.app0★unknownliveWeb app that checks whether a URL is valid and reachable.
  9. 09URL Status Checker0★unknownliveai-builthobbyWeb tool that checks whether a given URL is online and reports its current status.

Ranked by traction, highest first, and paged 20 at a time — this is a window on the cluster, never the whole of it. Ties are broken by a stable id so a product cannot appear on two pages or fall between them. Browse every cluster.