Page data, collected by sitespeed.io for page - http://www.ptt.cc/index.source.html

Page http://www.ptt.cc/index.source.html (score: 91)

Scores below 100

Rule	Score	Message	Extra
Make fewer HTTP requests	81	This page has 3 external Javascript scripts. Try combining them into one. This page has 7 external background images. Try combining them with CSS sprites.
Compress components with gzip	89	There is 1 plain text component that should be sent compressed	http://www.ptt.cc/index.source.html
Reduce DNS lookups	95	The components are split over more than 4 domains	www.ptt.cc: 2 components, 10.6K images.ptt.cc: 9 components, 24.2K (17.1K GZip) connect.facebook.net: 1 component, 0.0K apis.google.com: 1 component, 18.4K (18.4K GZip) www.google-analytics.com: 1 component, 37.3K (37.3K GZip)
Use cookie-free domains	95	There is 1 component that is not cookie-free	https://apis.google.com/js/plusone.js
Avoid loading specific css for print	60	There is 1 print css files included on the page, that should be @media query instead	http://images.ptt.cc/print.css
Load CSS in head from document domain	90	The following 2 css are loaded from a different domain inside head, causing DNS lookups before page is rendered. Unique DNS in head that decreases the score:1.	http://images.ptt.cc/default.css http://images.ptt.cc/print.css
Have long expire headers for static components	0	There are 11 static components without a far-future expiration date. There is 1 static component that are skipped from the score calculation:http://www.google-analytics.com/ga.js	http://images.ptt.cc/default.css http://images.ptt.cc/print.css http://connect.facebook.net/zh_TW/all.js#xfbml=1 https://apis.google.com/js/plusone.js http://images.ptt.cc/bg1.gif http://images.ptt.cc/ptt.jpg http://images.ptt.cc/bg3.gif http://images.ptt.cc/bg2.gif http://images.ptt.cc/bg11.gif http://images.ptt.cc/bg6.gif http://images.ptt.cc/bg9b.gif
Too much javascript compared to text content	0	The content of the page concist of 83.99% javascript, that is too much.

Page summary

type	value
javascript	3
css	2
images	0
css images	7
font	0
requests	14
request cached	14
doc size	10.7 kb
page size	90.8 kb
js size	55.9 kb
css size	17.1 kb
image size	0.0 kb
css image size	7.2 kb
content weight that are js files	66.8 %
content weight that are css files	20.5 %
page weight cached	29.1 kb
load time	402 ms
spof	0
sync js in head	0

Page assets

url

type

size

Name	Value
Expires	Sun, 16 Dec 2012 20:10:22 GMT
Cache-Control	max-age=600
X-Powered-By	PHP/5.4.4-10
Content-Type	text/html
Content-Length	10650
Date	Sun, 16 Dec 2012 20:00:22 GMT
Server	lighttpd/1.4.31

http://www.ptt.cc/index.source.html

doc

10.7 kb

Name	Value
Vary	Accept-Encoding
Content-Encoding	gzip
Last-Modified	Fri, 14 Sep 2012 02:45:31 GMT
ETag	"3311846016"
Content-Type	text/css
Expires	Sun, 16 Dec 2012 21:00:22 GMT
Cache-Control	max-age=3600
Accept-Ranges	bytes
Date	Sun, 16 Dec 2012 20:00:22 GMT
Server	lighttpd/1.4.31

http://images.ptt.cc/default.css

css

16.0 kb

Name	Value
Vary	Accept-Encoding
Content-Encoding	gzip
Last-Modified	Fri, 17 Aug 2012 13:14:27 GMT
ETag	"2805205882"
Content-Type	text/css
Expires	Sun, 16 Dec 2012 21:00:22 GMT
Cache-Control	max-age=3600
Accept-Ranges	bytes
Date	Sun, 16 Dec 2012 20:00:22 GMT
Server	lighttpd/1.4.31

http://images.ptt.cc/print.css

css

1.1 kb

http://connect.facebook.net/zh_TW/all.js#xfbml=1

js

0.0 kb

Name	Value
Content-Type	application/javascript; charset=utf-8
X-UA-Compatible	IE=edge, chrome=1
ETag	"0c80c0703e62af6459428ecd6be4ad16"
Expires	Sun, 16 Dec 2012 20:00:23 GMT
Date	Sun, 16 Dec 2012 20:00:23 GMT
Cache-Control	private, max-age=1800
Content-Encoding	gzip
Transfer-Encoding	chunked
Set-Cookie	NID=67=ow3vFy9y4NQ_VGdPZYJtu7yBC3PVF65B_6pOG4Ln3lN6GCGRtJ6Lk-2nJuWquH2mcmpANsQIP93VwaIcUVxfPlheCQebA2XXMinAQ6vjo2K5minP2o6hLK2z4U7bpqwR;Domain=.google.com;Path=/;Expires=Mon, 17-Jun-2013 20:00:23 GMT;HttpOnly
P3P	CP="This is not a P3P policy! See http://www.google.com/support/accounts/bin/answer.py?hl=en&answer=151657 for more info."
X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN
X-XSS-Protection	1; mode=block
Server	GSE

https://apis.google.com/js/plusone.js

js

18.5 kb

Name	Value
Content-Encoding	gzip
Last-Modified	Wed, 07 Nov 2012 22:33:51 GMT
Date	Sun, 16 Dec 2012 16:46:51 GMT
Expires	Mon, 17 Dec 2012 04:46:51 GMT
Content-Type	text/javascript
Vary	Accept-Encoding
X-Content-Type-Options	nosniff, nosniff
Age	11611
Cache-Control	max-age=43200, public
Server	GFE/2.0

http://www.google-analytics.com/ga.js

js

37.4 kb

Name	Value
Expires	Sun, 16 Dec 2012 21:00:22 GMT
Cache-Control	max-age=3600
Content-Type	image/gif
Accept-Ranges	bytes
ETag	"354258452"
Last-Modified	Fri, 17 Aug 2012 13:14:27 GMT
Content-Length	271
Date	Sun, 16 Dec 2012 20:00:22 GMT
Server	lighttpd/1.4.31

http://images.ptt.cc/bg1.gif

cssimage

0.3 kb

Name	Value
Expires	Sun, 16 Dec 2012 21:00:22 GMT
Cache-Control	max-age=3600
Content-Type	image/jpeg
Accept-Ranges	bytes
ETag	"225514644"
Last-Modified	Fri, 17 Aug 2012 13:14:27 GMT
Content-Length	6379
Date	Sun, 16 Dec 2012 20:00:22 GMT
Server	lighttpd/1.4.31

http://images.ptt.cc/ptt.jpg

cssimage

6.4 kb

Name	Value
Expires	Sun, 16 Dec 2012 21:00:22 GMT
Cache-Control	max-age=3600
Content-Type	image/gif
Accept-Ranges	bytes
ETag	"377483528"
Last-Modified	Fri, 17 Aug 2012 13:14:27 GMT
Content-Length	66
Date	Sun, 16 Dec 2012 20:00:22 GMT
Server	lighttpd/1.4.31

http://images.ptt.cc/bg3.gif

cssimage

0.1 kb

Name	Value
Expires	Sun, 16 Dec 2012 21:00:22 GMT
Cache-Control	max-age=3600
Content-Type	image/gif
Accept-Ranges	bytes
ETag	"899325458"
Last-Modified	Fri, 17 Aug 2012 13:14:27 GMT
Content-Length	150
Date	Sun, 16 Dec 2012 20:00:22 GMT
Server	lighttpd/1.4.31

http://images.ptt.cc/bg2.gif

cssimage

0.2 kb

Name	Value
Expires	Sun, 16 Dec 2012 21:00:22 GMT
Cache-Control	max-age=3600
Content-Type	image/gif
Accept-Ranges	bytes
ETag	"939508680"
Last-Modified	Fri, 17 Aug 2012 13:14:27 GMT
Content-Length	45
Date	Sun, 16 Dec 2012 20:00:22 GMT
Server	lighttpd/1.4.31

http://images.ptt.cc/bg11.gif

cssimage

0.0 kb

Name	Value
Expires	Sun, 16 Dec 2012 21:00:22 GMT
Cache-Control	max-age=3600
Content-Type	image/gif
Accept-Ranges	bytes
ETag	"402649800"
Last-Modified	Fri, 17 Aug 2012 13:14:27 GMT
Content-Length	65
Date	Sun, 16 Dec 2012 20:00:22 GMT
Server	lighttpd/1.4.31

http://images.ptt.cc/bg6.gif

cssimage

0.1 kb

Name	Value
Expires	Sun, 16 Dec 2012 21:00:22 GMT
Cache-Control	max-age=3600
Content-Type	image/gif
Accept-Ranges	bytes
ETag	"295542290"
Last-Modified	Fri, 17 Aug 2012 13:14:27 GMT
Content-Length	178
Date	Sun, 16 Dec 2012 20:00:22 GMT
Server	lighttpd/1.4.31

http://images.ptt.cc/bg9b.gif

cssimage

0.2 kb

http://www.ptt.cc/favicon.ico

favicon

0.0 kb