Let's Debug

Test result for pol.swiss using dns-01

Debug
CAA records control authorization for certificate authorities to issue certificates for a domain
pol.swiss. 0 IN CAA 0 issue "letsencrypt.org"
Challenge update failures for pol.swiss in order https://acme-staging-v02.api.letsencrypt.org/acme/order/5751349/106771035
acme: error code 400 "urn:ietf:params:acme:error:dns": DNS problem: NXDOMAIN looking up TXT for _acme-challenge.pol.swiss - check that a DNS record exists for this domain
Debug
The IANA public suffix is the TLD of the Registered Domain
The TLD for pol.swiss is: swiss
Debug
1 Certificates contributing to rate limits for this domain

Serial: 310979821829192234618962681427281212937368
NotBefore: 2021-07-16 06:43:22 +0000 UTC
Names: [amendes.porrentruy.ch bussen.adliswil.ch bussen.baden.ch bussen.binningen.ch bussen.brugg.ch bussen.buelach.ch bussen.chur.ch bussen.dietikon.ch bussen.duebendorf.ch bussen.glarus.ch bussen.gr.ch bussen.interlaken-gemeinde.ch bussen.kloten.ch bussen.li bussen.murten-morat.ch bussen.niederrohrdorf.ch bussen.nw.ch bussen.opfikon.ch bussen.ow.ch bussen.rechteslimmattal.ch bussen.regensdorf.ch bussen.repol-unteres-fricktal.ch bussen.repol-wettingen-limmattal.ch bussen.repolzurzibiet.ch bussen.richterswil.ch bussen.stadtaffoltern.ch bussen.uster.ch bussen.wohlen.ch bussen.zg.ch bussen.zumikon.ch parking.vuech.ch payment.gsd-gayret.ch payment.locarno.ch payment.sihlcity.ch pol.swiss test.pol.swiss www.bussen.li www.verkehrskontrolle.org zell.krvportal.ch]

Debug
The current status.io status for Let's Encrypt
Operational

Submitted Jul 20 11:49:18 2021. Sat in queue for 3ms. Completed in 5s. Hide verbose information.