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Crawler Catalog

1,953 known bots, crawlers, and AI agents — with UA patterns, verification methods, and recommended access policies.

Not sure what "crawler" vs "scraper" vs "agent" means here? See our terminology guide →

The policy each agent gets before a site sets its own. Click a number to list those agents.

1,953 results

007ac9 Crawler other
007ac9
observe
008 seo crawler

80legs

008
challenge
2checkout other

Verifone

2checkout
allow
2ip bot ai coding agent

2IP

observe
2ip.ru other
2ip.ru
observe
360Monitoring monitoring

360Monitoring

360monitoring
allow
360Spider search engine

Qihoo 360

360Spider
allow
360Spider-Image other
360Spider-Image
observe
360Spider-Video other
360Spider-Video
observe
5emeRue other
5emeRue
observe
5erue other
5erue
observe
7Siters other
7Siters
observe
A Patent Crawler other
observe
A360-Search ai assistant

Area360

A360-Search
observe
A6-Indexer other
A6-Indexer
observe
aa seo crawler

AgencyAnalytics

aa
challenge
AASA-Bot ai assistant

Apple

AASA-Bot
observe
ABEvalBot other
ABEvalBot
observe
Aboundex other
Aboundex
observe
absearch-crawler other
absearch-crawler
observe
AcademicBotRTU other
AcademicBotRTU
observe
acapbot other
acapbot
observe
Accessible Web Bot other

Accessible Web

Accessible
allow
AccessibleWebBot security

Accessible Web

AccessibleWebBot
allow
AccessStatus monitoring

AccessStatus

AccessStatus
allow
acoonbot other
acoonbot
observe
ActiveComply ai assistant

ActiveComply

ActiveComply
observe
ActiveComply Bot monitoring

ActiveComply

ActiveComply Bot
allow
Acunetix security

Invicti Security

Acunetix
challenge
Acunetix Security Scanner other
observe
Acunetix Web Vulnerability Scanner other
observe
Adagio Bot monitoring

Adagio

Adagiobot
allow
adbeat_bot ai assistant

Adbeat

adbeat_bot
observe
adbeat-check-access-script other
adbeat-check-access-script
observe
AdBot other
AdBot
observe
AddSearchBot seo crawler

Addsearch

AddSearchBot
challenge
AddThis seo crawler

AddThis

AddThis
challenge
AddThis.com ai assistant

Oracle

AddThis.com
observe
adequat other
adequat
observe
adequat-systems other
adequat-systems
observe
AdkernelTopicCrawler ai assistant

AdKernel

AdkernelTopicCrawler
observe
admantx ai assistant

Integral Ad Science

admantx
observe
AdmixerBot ai assistant

Admixer

AdmixerBot
observe
ads-well-known-bot other
ads-well-known-bot
observe
AdsBot-Google ai assistant

Google

AdsBot-Google
observe
AdsBot-Google-Mobile ai assistant

Google

AdsBot-Google-Mobile
observe rDNS
adscanner other
adscanner
observe
AdsTxtCrawler seo crawler

OneTag Limited

AdsTxtCrawler
challenge
AdsTxtCrawler-CyberAgent other
AdsTxtCrawler-CyberAgent
observe
Advailo Kuma monitoring

Advailo

allow
AdvBot other
AdvBot
observe
Adyen other

Adyen

Adyen
allow rDNS
AffsignalCrawler ai assistant

Affsignal

AffsignalCrawler
observe
AfterShip Magento 2 Connector other

AfterShip

allow
Agency Analytics Crawler seo crawler

Agency Analytics

challenge
AgencyToolsPro Uptime Monitoring Bot monitoring

AgencyToolsPro

AgencyToolsPro
allow
AgentReadinessScanner ai coding agent

Cloudflare

AgentReadinessScanner
observe
AGI Agent ai assistant

AGI, Inc

agi-agent-2
observe signed
Ahrefs Site Audit seo crawler

Ahrefs

AhrefsSiteAudit
challenge
AhrefsBot seo crawler

Ahrefs

AhrefsBot
challenge
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