Verified Bots Directory

Directory / Monitoring

Dead Link Checker

Verifiable

Dead Link Checker is a hosted service that crawls a submitted website to find broken links and report them, with paid tiers that run automated periodic scans and email the results.

Operated by DLC Websites · Official documentation

User agents

Patterns this directory matches, with real observed strings.

  • regexwww\.deadlinkchecker\.com
  • observedwww.deadlinkchecker.com Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.86 Safari/537.36

How to verify

Documented static ranges: 74.208.42.172/32

IP ranges (1)

Refreshed daily from the operator's feed. Also available as /data/ips/deadlinkchecker.ips and /data/bots/deadlinkchecker.json.

74.208.42.172/32

Good Bot Practices scorecard

  • Identifies honestly

    Stable UA token documented (1 pattern)

  • Verifiable

    Verifiable

  • Respects robots.txt

    Service traffic you configured — robots.txt does not apply

  • Behaves

    Crawl-rate behavior is operator-declared; not machine-verifiable from this dataset

  • Reachable operator

    Operator and documentation published

Measured against the Good Bot Practices.