Crawler profiles
Crawlers Centinel can verify by source address or signature, grouped by type.
This page lists the 204 crawlers that Centinel verifies by published IP ranges, reverse DNS, or a web bot auth signature. A request that passes one of these checks comes from the operator. The crawler catalog has all 1960 crawlers, including the ones Centinel knows only by user agent. Snapshot taken 2026-09-30.
Accessibility
- Google Read Aloud, Google
- GoogleUserTriggeredFetcher, Google
Advertising
- adidxbot, Microsoft
- AdkernelTopicCrawler, Adkernel
- admantx
- AdnBot
- AdsBot-Google, Google
- AdsBot-Google-Mobile, Google
- AmazonAdBot, Amazon
- Assaybot, Index Exchange Inc.
- ContextualBot, Mobian
- ContextWebCom-AdsTxt, ContextWeb
- CriteoBot, Criteo
- Google AdsBot, Google
- Google AdSense, Google
- Google-Ads-Creatives-Assistant, Google
- Google-adstxt, Google
- Google-AdWords-Express, Google
- Google-Adwords-Instant, Google
- Google-Display-Ads-Bot, Google
- IAS crawler, Integral Ad Science
- ias-ie, Integral Ad Science
- ias-or, Integral Ad Science
- ias-va
- Mediapartners-Google, Google
- meta-externalads, Meta
- NanoInteractive, NanoInteractive
- NeuwoBot, Neuwo
- OAI-AdsBot, OpenAI
- Outbrain, Outbrain
- peer39_crawler, Peer39
- Proximic, ComScore
- PubMatic Crawler Bot, PubMatic
- PulsePoint
- Quantcastbot, Quantcast
- SmartologyBot, Smartology
- Taboola, Taboola
- Taktikal Scanner, FAST TV Ltd
- TTD Content, The Trade Desk
- YaDirectFetcher
- Yahoo Ad Monitoring, Yahoo
Aggregator
- AppleNewsBot, Apple
- GoogleProducer, Google
- Paqlebot, Paqle
- PressEngineBot, PressEngine
- SentiBot
AI Agent
- ChatGPT Agent, OpenAI
- ChatGPT Operator, OpenAI
- Google-Agent, Google
- GoogleAgent-Mariner, Google
AI Assistant
- ChatGPT-User, OpenAI
- Claude-User, Anthropic
- Claude-Web, Anthropic
- Google-NotebookLM, Google
- Meta-ExternalFetcher, Meta
- MistralAI-User, Mistral AI
- Perplexity‑User, Perplexity
AI Search
- AIWebIndex, Lyrenth
- atlassian-bot, Atlassian
- Claude-SearchBot, Anthropic
- DuckAssistbot, DuckDuckGo
- ExaSearchBot, Exa
- Meta Webindexer, Meta
- MistralAI-Index, Mistral AI
- OAI-SearchBot, OpenAI
- PerplexityBot, Perplexity
- ShapBot, Parallel Web Systems
- SofyaBot, Sofya
- YandexAdditional, Yandex
AI Training
- Amazonbot, Amazon
- anthropic-ai, Anthropic
- Applebot-Extended, Apple
- CCBot
- ClaudeBot, Anthropic
- CloudVertexBot, Google
- FacebookBot, Meta
- Google-CloudVertexBot, Google
- Google-Extended, Google
- GPTBot, OpenAI
- Meta-ExternalAgent, Meta
- Reflectionbot
Archiver
- Arquivo Web Crawler, is the Portuguese web archive
Feed Reader
- FeedBurner, FeedBurner
- FeedFetcher-Google, Google
- FlipboardRSS, Flipboard
- Google Feed Fetcher, Google
- Google Publisher Center, Google
- Inoreader, Inoreader
- NewsBlur, NewsBlur
- RSSAPI, RSSAPI
- Tickaroo ContentFetcher, Tickaroo GmbH
Monitoring
- APA WebMoni, APA - Austria Presse Agentur
- ContentKing
- Datadog, DataDog
- HostTracker, HostTracker
- IsDownBot
- NewRelicbot
- OhDear.app
- Pandalytics, Domainsbot
- Pingdom
- StatusCake, StatusCake
- Synthetic Bot, DataDog
- Testomatobot, Testomato
- updown.io, Updown
- updown.io daemon, updown.io
- UpDownBot, Updown
- UptimeRobot, Uptimerobot
- webpagetest
Other
- Bunny Optimizer, Bunny.net
- Chrome Privacy Preserving Prefetch Proxy, Google
- GitHub-Hookshot, GitHub, Inc.
- Google API, Google
- Google Digital Asset Links, Google
- Google Site Verification, Google
- Stripe, Stripe
- Stripebot, Stripe
- Tickaroo Webhook, Tickaroo GmbH
- Updownerbot, Updown
Preview
- facebookexternalhit, Meta
- GoogleImageProxy, Google
- Iframely, Iframely
- LinkedInBot, LinkedIn
- TelegramBot, Telegram
- Tickaroo LinkPreview, Tickaroo GmbH
- twitterbot
Research
- GoogleOther, Google
- GoogleOther-Image, Google
- GoogleOther-Video, Google
- StatistikHessen, Hessisches Statistisches Landesamt
Search Engine
- 360Spider, Qihoo 360
- Algolia Crawler, Algolia
- Applebot, Apple
- Baiduspider, Baidu
- Baiduspider-image, Baidu
- Baiduspider-news, Baidu
- Baiduspider-render, Baidu
- Baiduspider-video, Baidu
- BingBot, Microsoft
- Cốc Cốc, Cốc Cốc
- coccoc, Coccoc
- coccocbot-image, Cốc Cốc
- coccocbot-web, Coc Coc
- Coveo Bot, Coveo
- cXensebot
- Daum, Kakao
- DuckDuckBot, DuckDuckGo
- DuckDuckGo-Favicons-Bot, DuckDuckGo
- GeedoProductSearch, GeedoProductSearch
- Google Favicon, Google
- Google Images, Google
- Google Scholar, Google
- Google Videos, Google
- Google-Sitemaps, Google
- google-xrawler, Google
- GoogleBot, Google
- Googlebot-IA, Google
- Googlebot-Image, Google
- Googlebot-Mobile, Google
- Googlebot-News, Google
- Googlebot-Video, Google
- jobswithgptcom-bot
- kagibot, kagibot
- MojeekBot, Mojeek
- MS Search 4.0 Robot, Microsoft
- MS Search 6.0 Robot, Microsoft
- msnbot, Microsoft
- msnbot-media, Microsoft
- PetalBot
- Qwantbot, Qwant
- Seekport, SISTRIX
- Seznam, Seznam
- Sogou, Sogou
- Sogou inst spider, Sogou
- Sogou Push Spider, Sogou
- Sogou spider2, Sogou
- Sogou web spider, Sogou
- Storebot-Google, Google
- Yahoo Slurp, Yahoo
- YandexBot, Yandex
- YandexImages, Yandex
- YandexRenderResourcesBot, Yandex
- YandexVertis, Yandex
- Yeti, Naver
- Yeti by Naver, Naver
Security
- CybaaBot, Cybaa
- domains-distillery, Exaforce, Inc.
- Google-InspectionTool, Google
SEO Tool
- AhrefsBot, Ahrefs
- AhrefsSiteAudit, Ahrefs
- Barkrowler, Babbar
- DataForSeoBot, DataForSEO
- deepcrawl.com
- Google StoreBot, Google
- OnCrawl, Oncrawl
- OnCrawl Mobile, Oncrawl
- Semrushbot, Semrush
- SemrushBotBacklinks, Semrush
- SeobilityBot, Seobility
- SERankingBacklinksBot, SE Ranking
- sistrix crawler, SISTRIX
- SiteAuditBot, SiteAuditBot
- Sitebulb, Sitebulb
Social Media
- FlipboardProxy, Flipboard
- Pinterest, Pinterest