I was searching for some (no-anecdotal) evidence and found this study: https://labs.ripe.net/author/giovane_moura/dns-ttl-violations-in-the-wild-measured-with-

I was searching for some (no-anecdotal) evidence and found this study: https://labs.ripe.net/author/giovane_moura/dns-ttl-violations-in-the-wild-measured-with-ripe-atlas/ https://labs.ripe.net/author/giovane_moura/dns-ttl-violation... Seems that increased TTL in resolvers is still a thing in 2021 but it's a bit over-estimated. IMO it should not be considered when changing DNS. May their customers complain about the broken DNS every time a change is not "propagated" (sic!) there.