Attn. PostgreSQL.org webmasters: Site Link not working

Page: http://www.postgresql.org/docs/faqs.FAQ.html

Section 2.3 GUI Tools Link http://techdocs.postgresql.org/guides/GUITools

Proxy Error
The proxy server received an invalid response from an upstream server.

The proxy server could not handle the request GET /guides/GUITools.

Reason: Could not connect to remote machine: Connection refused

I personally don't run any proxy so the error cannot be my end and this problem has been there for at least two days.

Best regards.
Sanjay.