diff --git a/dnsapi/dns_ukraine.sh b/dnsapi/dns_ukraine.sh
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+#!/usr/bin/env bash
+
+## DNS-01 challenge plugin for ACME & ukraine.com.ua DNS hosting.
+
+## How to usage:
+## 1. Create the API token: https://adm.tools/user/api/
+## 2. export DNS_UKRAINE_API_KEY="..."
+## 3. acme.sh --issue -d your.domain.com.ua --dns dns_ukraine --server letsencrypt --dnssleep 180
+
+## Author: QipDev <dev@qip.cx>
+## Report Bugs: https://github.com/sorbing/acme.sh
+## Development DNS API plugin for acme.sh: https://github.com/acmesh-official/acme.sh/wiki/DNS-API-Dev-Guide
+
+## Debug API:
+## curl -X POST -H "Authorization: Bearer $DNS_UKRAINE_API_KEY" https://adm.tools/action/dns/list/
+## curl -X POST -H "Authorization: Bearer $DNS_UKRAINE_API_KEY" -H "Content-Type: application/json" --data "{\"domain_id\":000000}" https://adm.tools/action/dns/records_list/
+
+
+########  Public functions #####################
+
+## Add the TXT record `_acme-challenge.your.domain` for validation.
+## Ukraine DNS API Documentation:
+## - https://adm.tools/user/api/#/tab-sandbox/dns/list
+## - https://adm.tools/user/api/#/tab-sandbox/dns/record_add
+dns_ukraine_add() {
+    fulldomain=$1
+    txtvalue=$2
+
+    _info "Using dns_ukraine.sh"
+    _debug fulldomain "$fulldomain" ## fulldomain='_acme-challenge.your.domain.com.ua'
+    _debug txtvalue "$txtvalue"     ## txtvalue='XxXxXxXxX'
+
+    ## Save the credentials to the account conf file
+    DNS_UKRAINE_API_KEY="${DNS_UKRAINE_API_KEY:-$(_readaccountconf_mutable DNS_UKRAINE_API_KEY)}"
+    if [ -z "$DNS_UKRAINE_API_KEY" ]; then
+        DNS_UKRAINE_API_KEY=""
+        _err "You don't specify env variable DNS_UKRAINE_API_KEY."
+        _err 'Please create your api key and export DNS_UKRAINE_API_KEY="...".'
+        return 1
+    fi
+    _saveaccountconf_mutable DNS_UKRAINE_API_KEY "$DNS_UKRAINE_API_KEY"
+
+    ## Get domain_id
+    __dns_ukraine_get_domain_id "$fulldomain"
+    _debug ukraine_domain_id "$DOMAIN_ID"
+
+    if test -z "$DOMAIN_ID"; then
+        _err "Failed to add the TXT record $fulldomain"
+        return 1
+    fi
+
+    data="{\"domain_id\":\"$DOMAIN_ID\",\"type\":\"TXT\",\"record\":\"$ACME_CHALLENGE_RECORD\",\"data\":\"$txtvalue\"}"
+    response="$(_post "$data" "https://adm.tools/action/dns/record_add/" "" "POST")"
+    _debug response "$response"
+}
+
+## Remove the TXT record after validation.
+## Ukraine DNS API Documentation:
+## - https://adm.tools/user/api/#/tab-sandbox/dns/records_list
+## - https://adm.tools/user/api/#/tab-sandbox/dns/record_delete
+dns_ukraine_rm() {
+    fulldomain=$1
+    txtvalue=$2
+    _info "Using dns_ukraine.sh"
+    _debug fulldomain "$fulldomain"
+    _debug txtvalue "$txtvalue"
+
+    ## Get domain_id
+    __dns_ukraine_get_domain_id "$fulldomain"
+    _debug ukraine_domain_id "$DOMAIN_ID"
+
+    response="$(_post "{\"domain_id\":\"$DOMAIN_ID\"}" "https://adm.tools/action/dns/records_list/" "" "POST")"
+    subdomain_id=$(echo "$response" | grep -Po '(?<="id":")\d+(?=","domain_id":"[0-9]+","record":"'$ACME_CHALLENGE_RECORD'")')
+
+    if test -z "$subdomain_id"; then
+        _err "Failed getting subdomain_id from API ukraine.com.ua to delete the dns record: $ACME_CHALLENGE_RECORD"
+        return 1
+    fi
+
+    response="$(_post "{\"subdomain_id\":\"$subdomain_id\"}" "https://adm.tools/action/dns/record_delete/" "" "POST")"
+    _debug response "$response"
+}
+
+
+####################  Private functions below ##################################
+
+__dns_ukraine_get_domain_id() {
+    fulldomain=$1
+
+    export _H1="Authorization: Bearer $DNS_UKRAINE_API_KEY"
+    export _H2="Accept: application/json"
+    export _H3="Content-Type: application/json"
+
+    local response="$(_post "" "https://adm.tools/action/dns/list/" "" "POST" "application/json")"
+
+    local subdomain=$(echo "$fulldomain" | sed -E 's/^_acme-challenge\.//')
+    local topdomain=$subdomain
+
+    DOMAIN_ID=$(echo "$response" | grep -Po '(?<="'$topdomain'":{"domain_id":)\d+')
+    if test -z "$DOMAIN_ID"; then
+        topdomain=$(echo "$topdomain" | sed -E 's/^[^\.]+\.//')
+        DOMAIN_ID=$(echo "$response" | grep -Po '(?<="'$topdomain'":{"domain_id":)\d+')
+
+        if test -z "$DOMAIN_ID"; then
+            topdomain=$(echo "$topdomain" | sed -E 's/^[^\.]+\.//')
+            DOMAIN_ID=$(echo "$response" | grep -Po '(?<="'$topdomain'":{"domain_id":)\d+')
+        fi
+    fi
+
+    if test -z "$DOMAIN_ID"; then
+        _err "Failed getting domain_id from API ukraine.com.ua"
+        return 1
+    fi
+
+    ACME_CHALLENGE_RECORD=$(echo "$fulldomain" | sed -E "s/\.$topdomain$//")  ## _acme-challenge.subdomain
+}