I did restarted Caddy after deleting the certificate. Here is the log I had when I restarted it
2021/10/06 15:20:43.789 INFO admin admin endpoint started {"address": "tcp/localhost:2019", "enforce_origin": false, "origins": ["localhost:2019", "[::1]:2019", "127.0.0.1:2019"]}
2021/10/06 15:20:43.789 INFO http enabling automatic HTTP->HTTPS redirects {"server_name": "srv0"}
2021/10/06 15:20:43.789 INFO tls.cache.maintenance started background certificate maintenance {"cache": "0xc000351c00"}
2021/10/06 15:20:43.790 DEBUG http starting server loop {"address": "[::]:80", "http3": false, "tls": false}
2021/10/06 15:20:43.790 INFO tls cleaning storage unit {"description": "FileStorage:/root/.local/share/caddy"}
2021/10/06 15:20:43.790 DEBUG http starting server loop {"address": "[::]:443", "http3": false, "tls": true}
2021/10/06 15:20:43.790 INFO tls finished cleaning storage units
2021/10/06 15:20:43.790 INFO http enabling automatic TLS certificate management {"domains": ["iot-dev.castalie.net"]}
2021/10/06 15:20:43.790 INFO autosaved config (load with --resume flag) {"file": "/root/.config/caddy/autosave.json"}
2021/10/06 15:20:43.790 INFO serving initial configuration
2021/10/06 15:20:43.791 INFO tls.obtain acquiring lock {"identifier": "iot-dev.castalie.net"}
2021/10/06 15:20:43.902 INFO tls.obtain lock acquired {"identifier": "iot-dev.castalie.net"}
2021/10/06 15:20:44.169 DEBUG tls.obtain trying issuer 1/2 {"issuer": "acme-v02.api.letsencrypt.org-directory"}
2021/10/06 15:20:44.711 DEBUG tls.issuance.acme.acme_client http request {"method": "GET", "url": "https://acme-v02.api.letsencrypt.org/directory", "headers": {"User-Agent":["Caddy/2.4.5 CertMagic acmez (linux; amd64)"]}, "response_headers": {"Cache-Control":["public, max-age=0, no-cache"],"Content-Length":["658"],"Content-Type":["application/json"],"Date":["Wed, 06 Oct 2021 15:20:44 GMT"],"Server":["nginx"],"Strict-Transport-Security":["max-age=604800"],"X-Frame-Options":["DENY"]}, "status_code": 200}
2021/10/06 15:20:44.839 DEBUG tls.issuance.acme.acme_client http request {"method": "HEAD", "url": "https://acme-v02.api.letsencrypt.org/acme/new-nonce", "headers": {"User-Agent":["Caddy/2.4.5 CertMagic acmez (linux; amd64)"]}, "response_headers": {"Cache-Control":["public, max-age=0, no-cache"],"Date":["Wed, 06 Oct 2021 15:20:44 GMT"],"Link":["<https://acme-v02.api.letsencrypt.org/directory>;rel=\"index\""],"Replay-Nonce":["01018VI1nC_9tI4xuwkhGY_EwQbLch8AoEXbpovtbPwHHsA"],"Server":["nginx"],"Strict-Transport-Security":["max-age=604800"],"X-Frame-Options":["DENY"]}, "status_code": 200}
2021/10/06 15:20:45.053 DEBUG tls.issuance.acme.acme_client http request {"method": "POST", "url": "https://acme-v02.api.letsencrypt.org/acme/new-acct", "headers": {"Content-Type":["application/jose+json"],"User-Agent":["Caddy/2.4.5 CertMagic acmez (linux; amd64)"]}, "response_headers": {"Boulder-Requester":["228825740"],"Cache-Control":["public, max-age=0, no-cache"],"Content-Length":["269"],"Content-Type":["application/json"],"Date":["Wed, 06 Oct 2021 15:20:44 GMT"],"Link":["<https://acme-v02.api.letsencrypt.org/directory>;rel=\"index\"","<https://letsencrypt.org/documents/LE-SA-v1.2-November-15-2017.pdf>;rel=\"terms-of-service\""],"Location":["https://acme-v02.api.letsencrypt.org/acme/acct/228825740"],"Replay-Nonce":["0102Fo8ROrPhHDtM0vfHIipaO64OLRRtdFEKoqqyGzFOuRI"],"Server":["nginx"],"Strict-Transport-Security":["max-age=604800"],"X-Frame-Options":["DENY"]}, "status_code": 201}
2021/10/06 15:20:45.053 INFO tls.issuance.acme waiting on internal rate limiter {"identifiers": ["iot-dev.castalie.net"], "ca": "https://acme-v02.api.letsencrypt.org/directory", "account": ""}
2021/10/06 15:20:45.053 INFO tls.issuance.acme done waiting on internal rate limiter {"identifiers": ["iot-dev.castalie.net"], "ca": "https://acme-v02.api.letsencrypt.org/directory", "account": ""}
2021/10/06 15:20:45.322 DEBUG tls.issuance.acme.acme_client http request {"method": "POST", "url": "https://acme-v02.api.letsencrypt.org/acme/new-order", "headers": {"Content-Type":["application/jose+json"],"User-Agent":["Caddy/2.4.5 CertMagic acmez (linux; amd64)"]}, "response_headers": {"Boulder-Requester":["228825740"],"Cache-Control":["public, max-age=0, no-cache"],"Content-Length":["343"],"Content-Type":["application/json"],"Date":["Wed, 06 Oct 2021 15:20:45 GMT"],"Link":["<https://acme-v02.api.letsencrypt.org/directory>;rel=\"index\""],"Location":["https://acme-v02.api.letsencrypt.org/acme/order/228825740/29903597190"],"Replay-Nonce":["0102YWgFRSl9vY0Qy8oYyBKvn-OdTNwjhs4AaAeF713Nf4g"],"Server":["nginx"],"Strict-Transport-Security":["max-age=604800"],"X-Frame-Options":["DENY"]}, "status_code": 201}
2021/10/06 15:20:45.480 DEBUG tls.issuance.acme.acme_client http request {"method": "POST", "url": "https://acme-v02.api.letsencrypt.org/acme/authz-v3/37565424500", "headers": {"Content-Type":["application/jose+json"],"User-Agent":["Caddy/2.4.5 CertMagic acmez (linux; amd64)"]}, "response_headers": {"Boulder-Requester":["228825740"],"Cache-Control":["public, max-age=0, no-cache"],"Content-Length":["801"],"Content-Type":["application/json"],"Date":["Wed, 06 Oct 2021 15:20:45 GMT"],"Link":["<https://acme-v02.api.letsencrypt.org/directory>;rel=\"index\""],"Replay-Nonce":["01022IVPoQjV1ewk7OdM0GiB2UqI87-dsAz82NmtyDFA0RE"],"Server":["nginx"],"Strict-Transport-Security":["max-age=604800"],"X-Frame-Options":["DENY"]}, "status_code": 200}
2021/10/06 15:20:45.481 INFO tls.issuance.acme.acme_client trying to solve challenge {"identifier": "iot-dev.castalie.net", "challenge_type": "http-01", "ca": "https://acme-v02.api.letsencrypt.org/directory"}
2021/10/06 15:20:45.655 DEBUG tls.issuance.acme.acme_client http request {"method": "POST", "url": "https://acme-v02.api.letsencrypt.org/acme/chall-v3/37565424500/ydn30g", "headers": {"Content-Type":["application/jose+json"],"User-Agent":["Caddy/2.4.5 CertMagic acmez (linux; amd64)"]}, "response_headers": {"Boulder-Requester":["228825740"],"Cache-Control":["public, max-age=0, no-cache"],"Content-Length":["186"],"Content-Type":["application/json"],"Date":["Wed, 06 Oct 2021 15:20:45 GMT"],"Link":["<https://acme-v02.api.letsencrypt.org/directory>;rel=\"index\"","<https://acme-v02.api.letsencrypt.org/acme/authz-v3/37565424500>;rel=\"up\""],"Location":["https://acme-v02.api.letsencrypt.org/acme/chall-v3/37565424500/ydn30g"],"Replay-Nonce":["0101uL8Y0M5W_3_g5MFxh-t-OKmxcfdXvimaZdgZQasCzhg"],"Server":["nginx"],"Strict-Transport-Security":["max-age=604800"],"X-Frame-Options":["DENY"]}, "status_code": 200}
2021/10/06 15:20:45.655 DEBUG tls.issuance.acme.acme_client challenge accepted {"identifier": "iot-dev.castalie.net", "challenge_type": "http-01"}
2021/10/06 15:20:45.704 INFO tls.issuance.acme served key authentication {"identifier": "iot-dev.castalie.net", "challenge": "http-01", "remote": "18.159.196.172:50150", "distributed": false}
2021/10/06 15:20:45.965 INFO tls.issuance.acme served key authentication {"identifier": "iot-dev.castalie.net", "challenge": "http-01", "remote": "3.142.122.14:31772", "distributed": false}
2021/10/06 15:20:46.067 DEBUG tls.issuance.acme.acme_client http request {"method": "POST", "url": "https://acme-v02.api.letsencrypt.org/acme/authz-v3/37565424500", "headers": {"Content-Type":["application/jose+json"],"User-Agent":["Caddy/2.4.5 CertMagic acmez (linux; amd64)"]}, "response_headers": {"Boulder-Requester":["228825740"],"Cache-Control":["public, max-age=0, no-cache"],"Content-Length":["801"],"Content-Type":["application/json"],"Date":["Wed, 06 Oct 2021 15:20:46 GMT"],"Link":["<https://acme-v02.api.letsencrypt.org/directory>;rel=\"index\""],"Replay-Nonce":["0102mYvhVCgSS93nhCrNetB22Lr6uswYao9P_qRJrNHiQC4"],"Server":["nginx"],"Strict-Transport-Security":["max-age=604800"],"X-Frame-Options":["DENY"]}, "status_code": 200}
2021/10/06 15:20:46.134 INFO tls.issuance.acme served key authentication {"identifier": "iot-dev.castalie.net", "challenge": "http-01", "remote": "64.78.149.164:21134", "distributed": false}
2021/10/06 15:20:46.209 INFO tls.issuance.acme served key authentication {"identifier": "iot-dev.castalie.net", "challenge": "http-01", "remote": "34.219.87.132:11970", "distributed": false}
2021/10/06 15:20:46.498 DEBUG tls.issuance.acme.acme_client http request {"method": "POST", "url": "https://acme-v02.api.letsencrypt.org/acme/authz-v3/37565424500", "headers": {"Content-Type":["application/jose+json"],"User-Agent":["Caddy/2.4.5 CertMagic acmez (linux; amd64)"]}, "response_headers": {"Boulder-Requester":["228825740"],"Cache-Control":["public, max-age=0, no-cache"],"Content-Length":["776"],"Content-Type":["application/json"],"Date":["Wed, 06 Oct 2021 15:20:46 GMT"],"Link":["<https://acme-v02.api.letsencrypt.org/directory>;rel=\"index\""],"Replay-Nonce":["0102pPZPUQ9UMiLuQK3CAByELJKmhae5hR-dxZWrX55-VXs"],"Server":["nginx"],"Strict-Transport-Security":["max-age=604800"],"X-Frame-Options":["DENY"]}, "status_code": 200}
2021/10/06 15:20:46.499 INFO tls.issuance.acme.acme_client validations succeeded; finalizing order {"order": "https://acme-v02.api.letsencrypt.org/acme/order/228825740/29903597190"}
2021/10/06 15:20:47.576 DEBUG tls.issuance.acme.acme_client http request {"method": "POST", "url": "https://acme-v02.api.letsencrypt.org/acme/finalize/228825740/29903597190", "headers": {"Content-Type":["application/jose+json"],"User-Agent":["Caddy/2.4.5 CertMagic acmez (linux; amd64)"]}, "response_headers": {"Boulder-Requester":["228825740"],"Cache-Control":["public, max-age=0, no-cache"],"Content-Length":["445"],"Content-Type":["application/json"],"Date":["Wed, 06 Oct 2021 15:20:47 GMT"],"Link":["<https://acme-v02.api.letsencrypt.org/directory>;rel=\"index\""],"Location":["https://acme-v02.api.letsencrypt.org/acme/order/228825740/29903597190"],"Replay-Nonce":["01013QxREOS-jnxaxxOL0LK2jBTdylHLKDOdwO9WwkhEW_w"],"Server":["nginx"],"Strict-Transport-Security":["max-age=604800"],"X-Frame-Options":["DENY"]}, "status_code": 200}
2021/10/06 15:20:47.739 DEBUG tls.issuance.acme.acme_client http request {"method": "POST", "url": "https://acme-v02.api.letsencrypt.org/acme/cert/04baa0b888087d29802c2611917af606b307", "headers": {"Content-Type":["application/jose+json"],"User-Agent":["Caddy/2.4.5 CertMagic acmez (linux; amd64)"]}, "response_headers": {"Cache-Control":["public, max-age=0, no-cache"],"Content-Length":["5609"],"Content-Type":["application/pem-certificate-chain"],"Date":["Wed, 06 Oct 2021 15:20:47 GMT"],"Link":["<https://acme-v02.api.letsencrypt.org/directory>;rel=\"index\"","<https://acme-v02.api.letsencrypt.org/acme/cert/04baa0b888087d29802c2611917af606b307/1>;rel=\"alternate\""],"Replay-Nonce":["0101k4zwVd42HHdVVVj6EyMnnWAqtSyfr0nGzlNDXLV3HCs"],"Server":["nginx"],"Strict-Transport-Security":["max-age=604800"],"X-Frame-Options":["DENY"]}, "status_code": 200}
2021/10/06 15:20:47.898 DEBUG tls.issuance.acme.acme_client http request {"method": "POST", "url": "https://acme-v02.api.letsencrypt.org/acme/cert/04baa0b888087d29802c2611917af606b307/1", "headers": {"Content-Type":["application/jose+json"],"User-Agent":["Caddy/2.4.5 CertMagic acmez (linux; amd64)"]}, "response_headers": {"Cache-Control":["public, max-age=0, no-cache"],"Content-Length":["3685"],"Content-Type":["application/pem-certificate-chain"],"Date":["Wed, 06 Oct 2021 15:20:47 GMT"],"Link":["<https://acme-v02.api.letsencrypt.org/directory>;rel=\"index\"","<https://acme-v02.api.letsencrypt.org/acme/cert/04baa0b888087d29802c2611917af606b307/0>;rel=\"alternate\""],"Replay-Nonce":["01024TZntTHD6fNtVHNNjwMplvBT4EjmxIc2G2_KoVW0KKY"],"Server":["nginx"],"Strict-Transport-Security":["max-age=604800"],"X-Frame-Options":["DENY"]}, "status_code": 200}
2021/10/06 15:20:47.898 INFO tls.issuance.acme.acme_client successfully downloaded available certificate chains {"count": 2, "first_url": "https://acme-v02.api.letsencrypt.org/acme/cert/04baa0b888087d29802c2611917af606b307"}
2021/10/06 15:20:47.898 INFO tls.obtain certificate obtained successfully {"identifier": "iot-dev.castalie.net"}
2021/10/06 15:20:47.898 INFO tls.obtain releasing lock {"identifier": "iot-dev.castalie.net"}
2021/10/06 15:20:47.899 DEBUG tls loading managed certificate {"domain": "iot-dev.castalie.net", "expiration": "2022/01/04 14:20:45.000", "issuer_key": "acme-v02.api.letsencrypt.org-directory", "storage": "FileStorage:/root/.local/share/caddy"}
2021/10/06 15:20:48.053 DEBUG tls.cache added certificate to cache {"subjects": ["iot-dev.castalie.net"], "expiration": "2022/01/04 14:20:45.000", "managed": true, "issuer_key": "acme-v02.api.letsencrypt.org-directory", "hash": "54b75d2f5a5d71cf5c474e2d06a90d72c19ac1373695e9e1d385a0fe23cf6f39"}
Then I tried to connect and had the same issue than before (no cipher match). I added ciphers option in Caddyfile, restart caddy and I had these logs
2021/10/06 15:21:42.790 INFO tls.cache.maintenance started background certificate maintenance {"cache": "0xc0003e7f80"}
2021/10/06 15:21:42.790 DEBUG http starting server loop {"address": "[::]:443", "http3": false, "tls": true}
2021/10/06 15:21:42.790 DEBUG http starting server loop {"address": "[::]:80", "http3": false, "tls": false}
2021/10/06 15:21:42.790 INFO http enabling automatic TLS certificate management {"domains": ["iot-dev.castalie.net"]}
2021/10/06 15:21:42.791 DEBUG tls loading managed certificate {"domain": "iot-dev.castalie.net", "expiration": "2022/01/04 14:20:45.000", "issuer_key": "acme-v02.api.letsencrypt.org-directory", "storage": "FileStorage:/root/.local/share/caddy"}
2021/10/06 15:21:42.791 DEBUG tls.cache added certificate to cache {"subjects": ["iot-dev.castalie.net"], "expiration": "2022/01/04 14:20:45.000", "managed": true, "issuer_key": "acme-v02.api.letsencrypt.org-directory", "hash": "54b75d2f5a5d71cf5c474e2d06a90d72c19ac1373695e9e1d385a0fe23cf6f39"}
2021/10/06 15:21:42.792 INFO autosaved config (load with --resume flag) {"file": "/root/.config/caddy/autosave.json"}
2021/10/06 15:21:42.792 INFO serving initial configuration
2021/10/06 15:21:42.792 INFO tls cleaning storage unit {"description": "FileStorage:/root/.local/share/caddy"}
2021/10/06 15:21:42.793 INFO tls finished cleaning storage units
2021/10/06 15:21:48.597 DEBUG tls.handshake choosing certificate {"identifier": "iot-dev.castalie.net", "num_choices": 1}
2021/10/06 15:21:48.597 DEBUG tls.handshake default certificate selection results {"identifier": "iot-dev.castalie.net", "subjects": ["iot-dev.castalie.net"], "managed": true, "issuer_key": "acme-v02.api.letsencrypt.org-directory", "hash": "54b75d2f5a5d71cf5c474e2d06a90d72c19ac1373695e9e1d385a0fe23cf6f39"}
2021/10/06 15:21:48.597 DEBUG tls.handshake matched certificate in cache {"subjects": ["iot-dev.castalie.net"], "managed": true, "expiration": "2022/01/04 14:20:45.000", "hash": "54b75d2f5a5d71cf5c474e2d06a90d72c19ac1373695e9e1d385a0fe23cf6f39"}
2021/10/06 15:21:55.589 DEBUG tls.handshake choosing certificate {"identifier": "iot-dev.castalie.net", "num_choices": 1}
2021/10/06 15:21:55.589 DEBUG tls.handshake default certificate selection results {"identifier": "iot-dev.castalie.net", "subjects": ["iot-dev.castalie.net"], "managed": true, "issuer_key": "acme-v02.api.letsencrypt.org-directory", "hash": "54b75d2f5a5d71cf5c474e2d06a90d72c19ac1373695e9e1d385a0fe23cf6f39"}
2021/10/06 15:21:55.589 DEBUG tls.handshake matched certificate in cache {"subjects": ["iot-dev.castalie.net"], "managed": true, "expiration": "2022/01/04 14:20:45.000", "hash": "54b75d2f5a5d71cf5c474e2d06a90d72c19ac1373695e9e1d385a0fe23cf6f39"}
2021/10/06 15:22:00.464 DEBUG tls.handshake choosing certificate {"identifier": "iot-dev.castalie.net", "num_choices": 1}
2021/10/06 15:22:00.464 DEBUG tls.handshake default certificate selection results {"identifier": "iot-dev.castalie.net", "subjects": ["iot-dev.castalie.net"], "managed": true, "issuer_key": "acme-v02.api.letsencrypt.org-directory", "hash": "54b75d2f5a5d71cf5c474e2d06a90d72c19ac1373695e9e1d385a0fe23cf6f39"}
2021/10/06 15:22:00.464 DEBUG tls.handshake matched certificate in cache {"subjects": ["iot-dev.castalie.net"], "managed": true, "expiration": "2022/01/04 14:20:45.000", "hash": "54b75d2f5a5d71cf5c474e2d06a90d72c19ac1373695e9e1d385a0fe23cf6f39"}
2021/10/06 15:22:00.477 INFO http.log.access.log0 handled request {"request": {"remote_addr": "81.250.210.141:58412", "proto": "HTTP/2.0", "method": "GET", "host": "iot-dev.castalie.net", "uri": "/", "headers": {"Accept": ["text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9"], "Sec-Fetch-Mode": ["navigate"], "Accept-Language": ["fr-FR,fr;q=0.9,en-US;q=0.8,en;q=0.7"], "Cache-Control": ["max-age=0"], "Sec-Ch-Ua": ["\";Not A Brand\";v=\"99\", \"Chromium\";v=\"94\""], "Upgrade-Insecure-Requests": ["1"], "Sec-Fetch-User": ["?1"], "Sec-Ch-Ua-Platform": ["\"Linux\""], "User-Agent": ["Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.71 Safari/537.36"], "Sec-Fetch-Site": ["none"], "Sec-Fetch-Dest": ["document"], "Accept-Encoding": ["gzip, deflate, br"], "Sec-Ch-Ua-Mobile": ["?0"], "Cookie": ["_ga=GA1.2.1186139985.1601383527; _hjid=f8f0643d-a2f6-4d5f-8ebb-c8095c13939c; _gid=GA1.2.1977762586.1633333826; C-SESSION=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpZCI6IjU5ZjdmOTM2LWY3MjItNDk0ZS05MjM1LTcxMjdkOTU5OGNhMyIsImVtYWlsIjoidHNpZmVpQGNhc3RhbGllLmNvbSIsInJvbGVzIjp7IjllM2ZmOThkLTlkZWItNDUyNy1iNTU0LTdmOThiY2JhY2FmMSI6WyJhZG1pbiJdfSwiaWF0IjoxNjMzNDM2NzE1LCJleHAiOjE2MzM1MjMxMTV9.F2coFMHlHdwpTg5uC8xa8wyauVGiwqdtf3ViDn4mLwM; _hjAbsoluteSessionInProgress=0"]}, "tls": {"resumed": false, "version": 772, "cipher_suite": 4865, "proto": "h2", "proto_mutual": true, "server_name": "iot-dev.castalie.net"}}, "common_log": "81.250.210.141 - - [06/Oct/2021:17:22:00 +0200] \"GET / HTTP/2.0\" 0 0", "user_id": "", "duration": 0.000059122, "size": 0, "status": 0, "resp_headers": {"Server": ["Caddy"]}}
2021/10/06 15:22:00.593 INFO http.log.access.log0 handled request {"request": {"remote_addr": "81.250.210.141:58412", "proto": "HTTP/2.0", "method": "GET", "host": "iot-dev.castalie.net", "uri": "/favicon.ico", "headers": {"Accept": ["image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8"], "Referer": ["https://iot-dev.castalie.net/"], "Sec-Fetch-Dest": ["image"], "Accept-Language": ["fr-FR,fr;q=0.9,en-US;q=0.8,en;q=0.7"], "Cookie": ["_ga=GA1.2.1186139985.1601383527; _hjid=f8f0643d-a2f6-4d5f-8ebb-c8095c13939c; _gid=GA1.2.1977762586.1633333826; C-SESSION=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpZCI6IjU5ZjdmOTM2LWY3MjItNDk0ZS05MjM1LTcxMjdkOTU5OGNhMyIsImVtYWlsIjoidHNpZmVpQGNhc3RhbGllLmNvbSIsInJvbGVzIjp7IjllM2ZmOThkLTlkZWItNDUyNy1iNTU0LTdmOThiY2JhY2FmMSI6WyJhZG1pbiJdfSwiaWF0IjoxNjMzNDM2NzE1LCJleHAiOjE2MzM1MjMxMTV9.F2coFMHlHdwpTg5uC8xa8wyauVGiwqdtf3ViDn4mLwM; _hjAbsoluteSessionInProgress=0"], "Sec-Ch-Ua-Platform": ["\"Linux\""], "Accept-Encoding": ["gzip, deflate, br"], "Sec-Fetch-Mode": ["no-cors"], "Pragma": ["no-cache"], "Cache-Control": ["no-cache"], "Sec-Ch-Ua": ["\";Not A Brand\";v=\"99\", \"Chromium\";v=\"94\""], "Sec-Ch-Ua-Mobile": ["?0"], "User-Agent": ["Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.71 Safari/537.36"], "Sec-Fetch-Site": ["same-origin"]}, "tls": {"resumed": false, "version": 772, "cipher_suite": 4865, "proto": "h2", "proto_mutual": true, "server_name": "iot-dev.castalie.net"}}, "common_log": "81.250.210.141 - - [06/Oct/2021:17:22:00 +0200] \"GET /favicon.ico HTTP/2.0\" 0 0", "user_id": "", "duration": 0.000039843, "size": 0, "status": 0, "resp_headers": {"Server": ["Caddy"]}}
Did I delete the right keys and certificates?