I'd rather run my own full resolver here. The only DNS server you can trust is the one you own.
And when all else fails, and I need to use another resolver, I use the king of caching nameservers - 4.2.2.1 - 4.2.2.5. I've been using that one as a fall back every since someone lost the network settings for a device and we didn't have the ISP's DNS server IPs. -- --- Over ten plus years of carrying The Clue Bat...