diff --git a/.env.example b/.env.example
index 19fb464..ab24b6f 100644
--- a/.env.example
+++ b/.env.example
@@ -85,6 +85,33 @@ ACORE_ACCOUNT_DEFAULT_REALM_ID=-1
 # 0 = Classic, 1 = TBC, 2 = WotLK.
 ACORE_ACCOUNT_DEFAULT_EXPANSION=2
 
+# ------------------------------------------------------------------------------
+# realmlist / адрес realm для клиентов
+# ------------------------------------------------------------------------------
+
+# ID realm в таблице `acore_auth.realmlist`.
+# Должен совпадать с RealmID в worldserver.conf.
+ACORE_REALMLIST_ID=1
+
+# Название realm в списке серверов клиента.
+ACORE_REALMLIST_NAME=MoonWell
+
+# Внешний адрес, который authserver отдаст клиентам.
+# На VPS здесь обычно нужен публичный IP или домен сервера.
+ACORE_REALMLIST_PUBLIC_ADDRESS=127.0.0.1
+
+# Локальный адрес для клиентов из той же сети/LAN.
+# Если не используете LAN-доступ, можно оставить 127.0.0.1.
+ACORE_REALMLIST_LOCAL_ADDRESS=127.0.0.1
+
+# Маска локальной сети для определения, кому отдавать localAddress.
+# Для обычной домашней / VPS-сети часто подходит 255.255.255.0.
+ACORE_REALMLIST_LOCAL_SUBNET_MASK=255.255.255.0
+
+# Порт worldserver, который клиент должен использовать после логина.
+# Обычно совпадает с DOCKER_WORLD_EXTERNAL_PORT.
+ACORE_REALMLIST_PORT=8085
+
 # ------------------------------------------------------------------------------
 # Общие флаги helper-скриптов
 # ------------------------------------------------------------------------------
diff --git a/start-server.sh b/start-server.sh
index b630913..2951464 100644
--- a/start-server.sh
+++ b/start-server.sh
@@ -64,14 +64,19 @@ else
     docker compose up -d
 fi
 
+log "synchronizing realmlist"
+"$ROOT_DIR/sync-realmlist.sh"
+
 log "current service status"
 docker compose ps
 
 printf '\n'
+printf 'Realm:   %s:%s\n' "${ACORE_REALMLIST_PUBLIC_ADDRESS:-127.0.0.1}" "${ACORE_REALMLIST_PORT:-${DOCKER_WORLD_EXTERNAL_PORT:-8085}}"
 printf 'World:   127.0.0.1:%s\n' "${DOCKER_WORLD_EXTERNAL_PORT:-8085}"
 printf 'Auth:    127.0.0.1:%s\n' "${DOCKER_AUTH_EXTERNAL_PORT:-3724}"
 printf 'SOAP:    127.0.0.1:%s\n' "${DOCKER_SOAP_EXTERNAL_PORT:-7878}"
 printf 'Account: ./create-account.sh admin your_password\n'
+printf 'RealmDB: ./sync-realmlist.sh\n'
 printf 'Logs:    docker compose logs -f ac-worldserver ac-authserver\n'
 
 if (( FOLLOW_LOGS )); then
diff --git a/sync-realmlist.sh b/sync-realmlist.sh
new file mode 100644
index 0000000..6a2c6e3
--- /dev/null
+++ b/sync-realmlist.sh
@@ -0,0 +1,119 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+ENV_FILE="${ENV_FILE:-$ROOT_DIR/.env}"
+
+if [[ -f "$ENV_FILE" ]]; then
+    set -a
+    # shellcheck disable=SC1090
+    source "$ENV_FILE"
+    set +a
+fi
+
+REALM_ID="${ACORE_REALMLIST_ID:-1}"
+REALM_NAME="${ACORE_REALMLIST_NAME:-MoonWell}"
+REALM_PUBLIC_ADDRESS="${ACORE_REALMLIST_PUBLIC_ADDRESS:-127.0.0.1}"
+REALM_LOCAL_ADDRESS="${ACORE_REALMLIST_LOCAL_ADDRESS:-127.0.0.1}"
+REALM_LOCAL_SUBNET_MASK="${ACORE_REALMLIST_LOCAL_SUBNET_MASK:-255.255.255.0}"
+REALM_PORT="${ACORE_REALMLIST_PORT:-${DOCKER_WORLD_EXTERNAL_PORT:-8085}}"
+
+usage() {
+    cat <<EOF
+Usage: $(basename "$0")
+
+Synchronizes acore_auth.realmlist with values from .env.
+EOF
+}
+
+log() {
+    printf '[sync-realmlist] %s\n' "$*"
+}
+
+require_integer() {
+    local name="$1"
+    local value="$2"
+    if ! [[ "$value" =~ ^[0-9]+$ ]]; then
+        printf '%s must be a positive integer, got: %s\n' "$name" "$value" >&2
+        exit 1
+    fi
+}
+
+sql_quote() {
+    local value="$1"
+    value="${value//\\/\\\\}"
+    value="${value//\'/\\\'}"
+    printf "'%s'" "$value"
+}
+
+if (($# > 0)); then
+    case "$1" in
+        -h|--help)
+            usage
+            exit 0
+            ;;
+        *)
+            printf 'Unknown option: %s\n\n' "$1" >&2
+            usage >&2
+            exit 1
+            ;;
+    esac
+fi
+
+require_integer "ACORE_REALMLIST_ID" "$REALM_ID"
+require_integer "ACORE_REALMLIST_PORT" "$REALM_PORT"
+
+if [[ -z "$REALM_NAME" || -z "$REALM_PUBLIC_ADDRESS" || -z "$REALM_LOCAL_ADDRESS" || -z "$REALM_LOCAL_SUBNET_MASK" ]]; then
+    printf 'realmlist values must not be empty\n' >&2
+    exit 1
+fi
+
+cd "$ROOT_DIR"
+
+if ! docker compose ps --status running --services | grep -qx 'ac-database'; then
+    printf 'ac-database is not running. Start the server first with ./start-server.sh\n' >&2
+    exit 1
+fi
+
+SQL=$(cat <<EOF
+INSERT INTO realmlist (id, name, address, localAddress, localSubnetMask, port, icon, flag, timezone, allowedSecurityLevel, population, gamebuild)
+VALUES (
+    ${REALM_ID},
+    $(sql_quote "$REALM_NAME"),
+    $(sql_quote "$REALM_PUBLIC_ADDRESS"),
+    $(sql_quote "$REALM_LOCAL_ADDRESS"),
+    $(sql_quote "$REALM_LOCAL_SUBNET_MASK"),
+    ${REALM_PORT},
+    0,
+    0,
+    1,
+    0,
+    0,
+    12340
+)
+ON DUPLICATE KEY UPDATE
+    name = VALUES(name),
+    address = VALUES(address),
+    localAddress = VALUES(localAddress),
+    localSubnetMask = VALUES(localSubnetMask),
+    port = VALUES(port);
+
+SELECT id, name, address, localAddress, localSubnetMask, port, gamebuild
+FROM realmlist
+WHERE id = ${REALM_ID};
+EOF
+)
+
+log "syncing realm ${REALM_ID}: ${REALM_NAME} -> ${REALM_PUBLIC_ADDRESS}:${REALM_PORT}"
+
+docker compose exec -T ac-database bash -lc 'mysql -uroot -p"$MYSQL_ROOT_PASSWORD" acore_auth' <<<"$SQL"
+
+if docker compose ps --status running --services | grep -qx 'ac-authserver'; then
+    log "restarting authserver so it reloads realmlist"
+    docker compose restart ac-authserver >/dev/null
+else
+    log "authserver is not running, skipped restart"
+fi
+
+log "realmlist synced"