Latest surf 2 user agents:

User Agent Platform Device
Mozilla/5.0 (X11; Ubuntu; Linux x86_64) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.0 Safari/605.1.15 Surf/2.1 Ubuntu Unknown
Mozilla/5.0 (X11; Ubuntu; Linux x86_64) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.0 Safari/605.1.15 Surf/2.1 Ubuntu Unknown
Mozilla/5.0 (X11; Ubuntu; Linux x86_64) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.0 Safari/605.1.15 Surf/2.0 Ubuntu Unknown
Mozilla/5.0 (X11; Ubuntu; Linux i686) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.0 Safari/605.1.15 Surf/2.0 Ubuntu Unknown
Mozilla/5.0 (X11; NetBSD amd64) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.0 Safari/605.1.15 Surf/2.0 NetBSD Unknown
Mozilla/5.0 (X11; Linux x86_64; OpenBSD amd64) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/60.5 Safari/605.1.15 Surf/2.1 OpenBSD Unknown
Mozilla/5.0 (X11; Linux x86_64; OpenBSD amd64) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.0 Safari/605.1.15 Surf/2.1 OpenBSD Unknown
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/60.5 Safari/605.1.15 Surf/2.1 GNU/Linux Unknown
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.1 Safari/605.1.15 Surf/2.1 GNU/Linux Unknown
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.0 Safari/605.1.15 Surf/2.1 GNU/Linux Unknown
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.4 Safari/605.1.15 Surf/2.1 GNU/Linux Unknown
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.0 Safari/605.1.15 Surf/2.1 GNU/Linux Unknown
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.0 Safari/605.1.15 Surf/2.1 GNU/Linux Unknown
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.0 Safari/605.1.15 Surf/2.1 GNU/Linux Unknown
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.0 Safari/605.1.15 Surf/2.0 GNU/Linux Unknown
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.0 Safari/605.1.15 Surf/2.0 GNU/Linux Unknown
Mozilla/5.0 (X11; Linux i686) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.0 Safari/605.1.15 Surf/2.1 GNU/Linux Unknown
Mozilla/5.0 (X11; Linux i386; OpenBSD i386) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.0 Safari/605.1.15 Surf/2.1 OpenBSD Unknown
Mozilla/5.0 (X11; Linux armv7l) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.1 Safari/605.1.15 Surf/2.1.2 GNU/Linux Unknown
Mozilla/5.0 (X11; Linux aarch64) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.0 Safari/605.1.15 Surf/2.1 GNU/Linux Unknown