HTTP/2 200 server: nginx date: Thu, 27 Nov 2025 05:37:11 GMT content-type: application/json content-length: 195 boulder-requester: 1153585727 cache-control: public, max-age=0, no-cache link: <https://acme-v02.api.letsencrypt.org/directory>;rel="index" link: <https://acme-v02.api.letsencrypt.org/acme/authz/1153585727/619023275816>;rel="up" location: https://acme-v02.api.letsencrypt.org/acme/chall/1153585727/619023275816/fCFZKA replay-nonce: jkzIQkhd0lTxgGGL5vvmIPEQS8691XisMe1_Dxf0TeZyCBBqr44 x-frame-options: DENY strict-transport-security: max-age=604800