@antoinem@levelsio@NomadList@antoinem thank you for bringing us in the discussion. @levelsio have a try at Access Watch and you'll have the answer :-) You can also contact us privately if you want us to do some custom geek analytics for free.
Integrating Access Watch with Node.js and Express.js is now fully supported and documented. In our tutorial access.watch/documentation/…, we highlight the Websocket integration, which is a an interesting modern way to do logging!
The Access Watch Top 100 robots weekly update is there! Exalead and Garget are making a strong come back. SiteLock, Feedburner and MetaURI are also in. Riddler, Moz, Bohdan, Uptime and Belasco are out. access.watch/database/robots