能讓 CF 噴 503 也是不簡單
$ curl -v
https://www.teamkp.tw/
* Trying 104.20.190.48...
* Connection state changed (MAX_CONCURRENT_STREAMS == 256)!
< HTTP/2 503
< date: Wed, 25 Jul 2018 08:12:00 GMT
< content-type: text/html; charset=iso-8859-1
< set-cookie: __cfduid=d125e5a6abe65ee82c7cc2094d7ac4e711532506251; expires=Thu, 25-Jul-19 08:10:51 GMT; path=/; domain=.teamkp.tw; HttpOnly; Secure
< expect-ct: max-age=604800, report-uri="
https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
< server: cloudflare
< cf-ray: 43fd2708198145f0-TPE