邮轮六日游:精心整理的50个社会化书签

也许你已经进入英文SEO领域，或做seo英文工作，你应该知道外链对于英文网站的绝对重要性。“内容为王，外链为皇”这里给大家分享50个高质量的PR都是4以上的国外书签网站，笔者在这里已经为这些平台做了批注，方便我们做英文网站的外链建设。
Nice Social Bookmarking Websites
Item Website PageRank Alexa Rank Do-Follow Popularity
本资源由http://goo.gl/L6tL4整理
#1
slashdot.org
9 1,355 Yes 98.30%
#2digg.com 8 115 no 94.90%
#3stumbleupon.com 8 188 N/A 94.80%
#4
squidoo.com
8 238 N/A 94.70%
#5reddit.com 8 288 Yes 94.60%
#6delicious.com 8 328 N/A 94.60%
#7technorati.com 8 960 Yes 93.80%
#8mixx.com 8 1,124 Yes 93.60%
#9folkd.com 8 1,828 Yes 92.70%
#10mister-wong.com 8 2,138 no 92.30%
#11diigo.com 7 1,566 no 88.00%
#12propeller.com 7 1,660 Yes 87.90%
#13metafilter.com 7 2,274 Yes 87.20%
#14wikio.com 7 2,302 Yes 87.10%
#15newsvine.com 7 2,848 N/A 86.40%
#16current.com 7 3,259 Yes 85.90%
#17blinklist.com 7 3,480 no 85.70%
#18connotea.org 7 4,366 Yes 84.50%
#19bibsonomy.org 7 4,914 no 83.90%
#20hotklix.com 6 1,405 N/A 83.20%
#21jumptags.com 6 1,700 no 82.90%
#22dzone.com 6 2,713 Yes 81.60%
#23clipmarks.com 6 3,753 Yes 80.30%
#24bizsugar.com 5 9,600 Yes 78.70%
#25buddymarks.com 6 6,221 Yes 77.20%
#26sphinn.com 6 6,702 Yes 76.60%
#27citeulike.org 7 11,062 N/A 76.20%
#28spurl.net 6 7,999 N/A 75.00%
#29tipd.com 7 12,005 Yes 75.00%
#30kirtsy.com 6 8,351 Yes 74.60%
#31a1-webmarks.com 5 4,406 Yes 74.50%
#32indianpad.com 5 4,600 Yes 74.30%
#33blurpalicious.com 4 8,046 Yes 73.70%
#34tagza.com 5 5,201 N/A 73.50%
#35simpy.com 6 9,799 no 72.80%
#36qaafe.com 5 16,605 Yes 72.80%
#37designfloat.com 5 6,145 Yes 72.30%
#38fark.com 4 2,177 N/A 72.30%
#39dropjack.com 5 6,255 no 72.20%
#40lintasberita.com 4 2,306 Yes 72.10%
#41corank.com 5 6,957 N/A 71.30%
#421888pressrelease.com 5 7,078 N/A 71.20%
#43faves.com 4 3,591 no 70.50%
#44startaid.com 6 12,009 N/A 70.00%
#45spotback.com 5 8,290 Yes 69.60%
#46searchles.com 5 8,730 N/A 69.10%
#47shoutwire.com 5 8,735 N/A 69.10%
#48gabbr.com 6 13,553 N/A 68.10%
#49designbump.com 5 9,677 N/A 67.90%
#50humsurfer.com 3 1,899 Yes 67.60%