IMO by user agent is not a very good way to get a statistic

Check out this user agent patch for Knots and feel disappointed 😁👇

https://minibolt.minibolt.info/bonus-guides/bitcoin/bitcoin-knots#apply-the-ua-patch-optional

https://raw.githubusercontent.com/minibolt-guide/minibolt/refs/heads/main/resources/mod-ua-knots.patch