A good mirror I've found is PacNet's. Their Security Archives are updated every hour and main debian mirror every 6 hours.
Here's a set of sources: ### Official Sources ## Main deb http://mirror.pacific.net.au/debian stable main deb-src http://mirror.pacific.net.au/debian stable main ## Non-US deb http://mirror.pacific.net.au/debian-non-US stable/non-US main deb-src http://mirror.pacific.net.au/debian-non-US stable/non-US main ## Security deb http://mirror.pacific.net.au/debian-security stable/updates main ### -- SLUG - Sydney Linux User's Group Mailing List - http://slug.org.au/ Subscription info and FAQs: http://slug.org.au/faq/mailinglists.html