---

n.razhev@n-razhev ~ % /usr/bin/curl -q -4 --http1.1 --noproxy '*' \
  --connect-timeout 8 --max-time 15 -sS -o /dev/null \
  -w 'ip=%{remote_ip} http=%{http_code} tcp=%{time_connect} tls=%{time_appconnect} total=%{time_total}\n' \
  'https://jss.corp.mail.ru:8443/'
curl: (52) Empty reply from server
ip=10.12.165.142 http=000 tcp=1.626203 tls=2.107536 total=3.298747