For the security/hijacking side (though it can be used in creative ways for other operational data) check out ARTEMIS. 

https://bgpartemis.org


<self-promotion>
Nick Buraglio and I recorded a podcast with Vasileios (a main person behind ARTEMIS) that gives (in my incredibly biased view) a good overview of the ARTEMIS tool. 

https://www.modem.show/post/s01e08/

</self-promotion>

On Wed, Jun 15, 2022 at 15:47 Mehmet Akcin <mehmet@akcin.net> wrote:
Hi there

What are the best alternatives to BGPmon these days?

Goal is to try to monitor bgp routing changes for specific prefixes.

Mehmet
--
Mehmet
+1-424-298-1903
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Chris Cummings
907.209.3940