Archive.org (Wayback Machine) user-agent:
- archive.org_bot
Bing user-agents:
- Bingbot
- MSNBot
- MSNBot-Media
- AdIdxBot
- BingPreview
Google user-agents:
- Googlebot
- Googlebot-News
- Googlebot-Image
- Googlebot-Video
- Googlebot-Mobile
- Mediapartners-Google
- Adsbot-Google
References:
Archive.org – https://archive.org/details/archive.org_bot
Bing – http://www.bing.com/webmaster/help/which-crawlers-does-bing-use-8c184ec0
Google – from the Google Search Console robots.txt Tester