Buffrr

Sounds good! We can use extended DNS errors [RFC8914](https://www.rfc-editor.org/rfc/rfc8914.html) edns option to indicate that the chain is syncing just to make it easier to differentiate other types of SERVFAIL

>SERVFAIL is actually remarkably rare, for authoritative servers yup REFUSED is usually used if they don't want/not ready to answer (it really just depends on preference). For example, Knot DNS...

> ``` > www.isc.org. 200 IN CNAME dualstack.osff2.map.fastly.net. > www.isc.org. 200 IN RRSIG CNAME 13 3 300 20220123151519 20211224144419 27566 isc.org. QSz8TD9BvYxxQAS3OuatwDISaabQoqlVqH872T2adlty75gk7QQsiDLA vRseeGxzseaxkP7CYzCH365SaixmtA== > dualstack.osff2.map.fastly.net. 15 IN A 151.101.198.217 >...

> Is this the prescribed behavior in the RFC — to not provide DS records in the absence of NS records? Yes. "DS RRsets MUST NOT appear at **non-delegation points...

> hnsd (well, fingertip) couldn't handle failing requests in series (no concurrent queries at all). Added a 5 second sleep after encountering a SERVFAIL to go slow. Then hnsd core...

> I'm all for a rewrite in rust! There's [rsd](https://github.com/UrkelLabs/rsd) for types/structs/etc. but is incomplete/outdated when I tried to use it. LFG! I might start porting some stuff from that...

> Internal structures that use char *name have specific lengths predefined, you can see all of those in src/dns.h and it is 256. That is already a limit of allowed...

> This results in knot being unable to resolve any name are you getting SERVFAIL can you try using `+cd` do you get an answer? ``` dig @knot-resolver-ip 3b +cd...

You've been a Fingertip user for over a year ! 🎉🎉 > I had to delete a folder and then restart. I was then prompted by Fingertip to setup resolution:...

I couldn't reproduce the exact error message, but Fingertip wasn't even showing in the top bar when trying on Fedora 34 using a VM. It seems that Fedora needs this...