Https://www.gufengmh8.com


#1

Unable to resolve this site, no such issue with Google dns


#2

Seems to work for me

> www.gufengmh8.com
Server:  one.one.one.one
Address:  1.1.1.1

Non-authoritative answer:
Name:    opencdncloud.jomodns.com
Address:  58.215.98.35
Aliases:  www.gufengmh8.com
	  www.gufengmh8.com.a.bdydns.com



> gufengmh8.com
Server:  one.one.one.one
Address:  1.1.1.1

Non-authoritative answer:
Name:    opencdncloud.jomodns.com
Address:  58.215.98.35
Aliases:  gufengmh8.com
	  gufengmh8.com.a.bdydns.com

There are some errors though with your nameservers
http://dnsviz.net/d/gufengmh8.com/dnssec/


#3

Not a Cloudflare issue, that sites DNS is poorly configured.

https://ednscomp.isc.org/ednscomp/08e1866ab6