Slow TLS Handshakes since 07 September 2022

The tool you are using to TLS Handshake times, is it possible that for some reason it has changed from IPv4 to IPv6 or vice versa? Dropped from TLSv1.3 to TLSv1.2 (or worse)? Any updates preformed? Any hardware changes?
Any change in the fullchain Long (default) and Short (alternate) Certificate Chains Explained?