# Mixing DNS mode and Standalone mode

**URL:** <https://community.letsencrypt.org/t/mixing-dns-mode-and-standalone-mode/163380>\
**Category:** Help\
**Created:** [October 18, 2021, 1:54am UTC](https://community.letsencrypt.org/t/mixing-dns-mode-and-standalone-mode/163380 "2021-10-18T01:54:43Z")\
**Posts on this page:** 1\
**Showing post:** 7

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**Author:** ![MikeMcQ](https://sea3.discourse-cdn.com/letsencrypt/user_avatar/community.letsencrypt.org/mikemcq/32/52772_2.png) [@MikeMcQ](https://community.letsencrypt.org/u/MikeMcQ)\
**Post date:** [October 18, 2021, 2:43am UTC](https://community.letsencrypt.org/t/mixing-dns-mode-and-standalone-mode/163380/7 "2021-10-18T02:43:15Z")

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Just fyi, one thing that changed since Aug1 is acme.sh now uses ZeroSSL as the default CA. It was supposed to retain prior CA but plenty of reports say problems occurred.

Not sure how this would apply - but it is a significant change. See:

> [@The acme.sh will change default CA to ZeroSSL on August-1st 2021](https://community.letsencrypt.org/t/the-acme-sh-will-change-default-ca-to-zerossl-on-august-1st-2021/144052):
>
> A…

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