diff --git a/dnsapi2.md b/dnsapi2.md
index 96c9bd7..5a57f56 100644
--- a/dnsapi2.md
+++ b/dnsapi2.md
@@ -121,6 +121,7 @@
 - [197. Use Calrissia.be DNS API](#dns_calrissia)
 - [198. Use bHosted.nl DNS API](#dns_bhosted)
 - [199. Use FireStorm.ch DNS API](#dns_firestorm)
+- [200. Use subreg.cz DNS API](#dns_subreg)
 - [Use custom API](#dns_myapi)
 - [Use lexicon DNS API](#dns_lexicon)
 
@@ -3110,6 +3111,19 @@ Let's assume you want to name it `myapi`:
 ./acme.sh --issue --dns dns_myapi -d example.com -d *.example.com
 ```
 
+## 200. Use Subreg API:
+
+```sh
+export SUBREG_API_USERNAME="Username"
+export SUBREG_API_PASSWORD="Password"
+```
+
+To issue a cert:
+```sh
+./acme.sh --issue --dns dns_subreg -d example.nl -d *.example.nl --dnssleep 120
+```
+
+Report any bugs or issues [here](https://github.com/acmesh-official/acme.sh/issues/6835)
 
 ## Wiki documentation for dnsapi2
 Please add the following to the [dnsapi2 wiki page](https://github.com/acmesh-official/acme.sh/wiki/dnsapi2):