{
  "id": "linkcheckerbot",
  "name": "LinkCheckerBot",
  "operator": {
    "name": "Local Profy LLC (LinkChecker.pro)",
    "url": "https://linkchecker.pro"
  },
  "description": "LinkChecker.pro's backlink-monitoring crawler. It revisits the backlinks that the service's customers track, checking whether each link is still present and how it is marked. The operator documents that the crawler strictly respects robots.txt and Crawl-delay, and publishes the addresses it crawls from.",
  "docs": [
    "https://linkchecker.pro/robot/"
  ],
  "category": "seo",
  "user_agents": {
    "patterns": [
      "LinkCheckerBot/[\\d.]+"
    ],
    "instances": [
      "Mozilla/5.0 (compatible; LinkCheckerBot/2.0; +https://linkchecker.pro/robot/)"
    ]
  },
  "behavior": {
    "respects_robots_txt": true,
    "robots_token": "LinkCheckerBot"
  },
  "verification": [
    {
      "type": "cidr_feed",
      "url": "https://linkchecker.pro/robot-ips",
      "format": "text_lines"
    }
  ],
  "tier": 1,
  "tier_label": "Fully verifiable",
  "first_seen": "2026-08-27T13:23:13.415Z",
  "resolved_cidrs": [
    "135.181.4.247/32",
    "46.4.94.146/32",
    "65.21.142.87/32",
    "95.217.230.117/32"
  ]
}