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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

bedrockbot ai scraper

Amazon

bedrockbot
observe
BehloolBot other
BehloolBot
observe
BestChange ai assistant

BestChange

BestChange
observe
BestChange Bot seo crawler

BestChange

BestChange Bot
challenge
betaBot other
betaBot
observe
Better Uptime monitoring

Better Stack

Better
allow
Bibliotheque Nacional de France Crawler ai scraper

Bibliothèque nationale de France

bnf.fr_bot
observe
bidswitchbot other
bidswitchbot
observe
Big Sur AI ai crawler

Big Sur AI

bigsur.ai
observe
BIGLOTRON other
BIGLOTRON
observe
BigScootsMonitor monitoring

BigScoots

BigScootsMonitor
allow
bigsur.ai ai assistant

Big Sur AI

bigsur.ai
observe
BigUpData Bot seo crawler

BigUpData

BigUpDataBot
challenge
BinaryCanary monitoring

Binary Canary

binarycanary
allow
Bing Ads seo crawler

Microsoft

adidxbot
challenge
Bing Preview social media

Microsoft

BingPreview
allow rDNS
BingBot search engine

Microsoft

bingbot
allow rDNS
bingbot search engine

Microsoft

bingbot
allow
binlar other
binlar
observe
Birdcrawlerbot other
Birdcrawlerbot
observe
BitBot other
BitBot
observe
Bitbucket other

Atlassian

Bitbucket-Webhooks
allow
bitlybot ai assistant

Bitly

bitlybot
observe
BitSightBot ai assistant

Bitsight

BitSightBot
observe
bl.uk_lddc_bot archiver

British Library

bl.uk_lddc_bot
allow
Black Duck Fast Dynamic security

Black Duck

Black
allow
Black Hole other
Black
observe
Blackboard ai assistant

Anthology

Blackboard
observe
BlackVeil-Security-Scanner security

BlackVeil

BlackVeil-Security-Scanner
allow
Blekkobot other
Blekkobot
observe
BLEXBot seo crawler

WebMeUp

BLEXBot
challenge
Bling ERP other

Bling

Bling ERP
observe
BlingERP ai assistant

Bling

BlingERP
observe
Blockaid security

Blockaid

Blockaid
allow
Bloglines ai assistant

Ask

Bloglines
observe
blogmuraBot other
blogmuraBot
observe
Blogtrottr social media

Blogtrottr

Blogtrottr
allow
BlogVault monitoring

BlogVault

BlogVault
allow
BlowFish other
BlowFish
observe
BLP_bbot other
BLP_bbot
observe
Bluesky ai assistant

Bluesky

Bluesky
observe
Bluesky Link Preview Service social media

Bluesky

allow
bne.es_bot archiver
bne.es_bot
allow
bnf.fr_bot archiver

Bibliothèque nationale de France

bnf.fr_bot
allow
BoardGamePrices Bot seo crawler

KP Software Consult ApS

BoardGamePrices
challenge
BomboraBot ai assistant

Bombora

BomboraBot
observe
BOMForge-DeepCrawler other
BOMForge-DeepCrawler
observe
Bookmark search tool other
Bookmark
observe
BorderxBot ai crawler

Borderxlab (Nubestore AI)

BorderxBot
observe
bot-pge.chlooe.com other
bot-pge.chlooe.com
observe
Bot.AraTurka.com other
Bot.AraTurka.com
observe
BotALot other
BotALot
observe
Botify seo crawler

Botify

botify
challenge
BotRightHere other
BotRightHere
observe
BoxcarBot other
BoxcarBot
observe
br-crawler other
br-crawler
observe
brainobot other
brainobot
observe
BrandONbot other
BrandONbot
observe
BrandVerity ai assistant

BrandVerity

BrandVerity
observe
Brandwatch ai crawler

Brandwatch

magpie-crawler
observe