pywb/pywb/templates/not_found.html

<h2>Url Not Found</h2>

The url <b>{{ url }}</b> could not be found in this collection.

{% if wbrequest.env.pywb_proxy_magic and url %}
<p>
<a href="//select.{{ wbrequest.env.pywb_proxy_magic }}/{{ url }}">Try Different Collection</a>
</p>
{% endif %}