好消息是 前一些时间终于可以托管CloudFlare了 
坏消息是： 
{
    "……": "……",
    "issuer": "acme-v02.api.letsencrypt.org-directory",
    "error": "HTTP 429 urn:ietf:params:acme:error:rateLimited - too many certificates (50) already issued for \"qzz.io\" in the last 168h0m0s, retry after 2025-07-07 02:59:19 UTC: see https://letsencrypt.org/docs/rate-limits/#new-certificates-per-registered-domain"
}