Unpolluted report for http://blogs.sun.com/roller/rss/jonathan

pass The URL shouldn't redirect
FAIL If clients ask for compression, then provide it
pass Don't disable caching with Cache-Control
pass Supply a Date header, to indicate the server time
pass The server clock should be accurate (< 10 minutes difference)
FAIL Use an Expires header to tell clients how often to poll
Expiry must be in the future
FAIL Last-Modified headers tell clients how often content is updated
The Last-Modified date must be in the past
WARN Provide an ETag
Provide Last-Modified or ETag, so clients can make conditional requests
good Feed size should be less than 64 KiB
Conditional requests, using Last-Modified and ETag, save bandwidth and reduce server load