>> Notably, while both BGP routes and traceroutes completing into Syria drop to zero during these blackouts, the number of DNS queries surges. This suggests the outage may be asymmetrical —packets can egress the country but cannot enter...Visualizations such as these will now be widely available to the public.
Not a network engineer, but this isn't a rocket science, right? Linux tools like traceroute, etc. can do this since ages?