Asking for scripting assistance - DoH Healthcheck

[rextended]

I can't test your own DoH server.
If is not configured correctly for support RFC 8484 like google or cloudflare, I can not help you...


About the base64... is not www.example.com converted on base64, but is the query on RFC 8484 format.....
Is written clearly, read more carefully

How to optimize DNS (and DoH) checker script?

and what’s the problem??? you don’t have to put the single domain names in the array, but the whole string (before the ? as I suggested) for each domain

The AAABAAABAAAAAAAAA3d3dwdleGFtcGxlA2NvbQAAAQAB is base64 encoded DNS query for A record of > www.example.com
\00\00\01\00\00\01\00\00\00\00\00\00\03www\07example\03com\00\00\01\00\01

Use something that works

Base64 and SHA256 function for Scripting

search tag # rextended decode base64 to string or data based on RFC 4648 Function for decode a Base64 string based on RFC 4648 Optional "url" parameter use URL and filename-safe encoding instead ot the standard encoding. Optional "mustpad" parameter, if is present, consider invalid Base64 input when do not have the required padding (is optional on RFC 4648). Optional "ignoreotherchr" parameter: if is present one non-ecoding character, continue the decoding sequence skipping that. For RFC 46…

> :global test [$base64dec "AAABAAABAAAAAAAAA3d3dwdleGFtcGxlA2NvbQAAAQAB"]
> /system script environment
/system script environment> print

NAME VALUE

0 base64dec ;(eval / […]
1 test \00\00\01\00\00\01\00\00\00\00\00\00\03www\07example\03com\00\00\01\00\01
/system script environment>