ERROR: <urlopen error [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:727)>

[47k]

./speedtest
Cannot retrieve speedtest configuration
ERROR: <urlopen error [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:727)>
numfmt: invalid number: ‘’
numfmt: invalid number: ‘’
<<>>
0 speedtest ping=;;|upload=;;|download=;; ping upload download

[icepaule]

Bellow command solved the issue at my end.

apt install ca-cacert

:-)