# Wiktionary Redirect for Nginx
server {
    listen 443 ssl http2;
    listen [::]:443 ssl http2;

    server_name wt.dc09.ru;

    location /!about {
        return 301 https://dc09.ru/wt;
    }

    location / {
        rewrite ^/(.*) https://ru.wiktionary.org/wiki/$1;
    }
}

# Wiktionary Redirect for Apache httpd
<VirtualHost *:443>
    ServerName wt.dc09.ru
    <LocationMatch "^(?!/!about)">
            RedirectMatch /(.*) https://ru.wiktionary.org/wiki/$1
    </LocationMatch>
    Redirect /!about https://dc09.ru/wt
</VirtualHost>