Microsoft publishes an IP allow-list for Bingbot. DutyRadar reports a verdict per request.
Bingbot
Traditional bot
◑ IP-verified
curl -X POST https://api.dutyradar.com/v1/classify \
-H "Authorization: Bearer dr_live_..." \
-H "Content-Type: application/json" \
-d '{"user_agent":"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0) Chrome/116.0.1938.76 Safari/537.36"}'
{
"data": {
"verdict": "verified_bot",
"operator": "microsoft",
"bot": {
"name": "Bingbot"
},
"category": "traditional_bot"
},
"error": null
}
Free tier: 500 verifications / month.
Sign up in 30 seconds. We email you a verification link, you mint your first dr_live_… key from the dashboard, and you're calling /v1/classify in under a minute.