以下收集的搜索引擎优化工具可以为你有效对网站进行检查,而且他们都是免费的,在大多数情况下你不需要创建一个帐户就可直接使用。(注:这是Charles所见过分类最清晰质量最高的SEO工具列表,总共包括四个部分:关键词工具、链接工具、可用行工具及其他工具,说明备注并非按原文直接翻译,很多工具也只能用于英文站的搜索引擎优化工作中。)
第一部分:关键词工具
关键词研究工具:适当深入地进行关键字研究,为你的网站进行栏目划分及规范关键词部署做准备。
关键词密度:一个关键字、词在页面出现的个数及所占文本的比率。
竞争对手分析:可以分析目标关键词的竞争对手是谁,并分析竞争对手用过的关键词。
搜索引擎关键字位置的工具:利用这些工具来检查你的关键词目前在主要搜索引擎如Google, Yahoo, MSN所处的位置。
第二部分:链接工具
链接广度:跟踪反向链接的总数,并返回哪些网站链回了你及锚文本是哪些。
C级IP地址检查::对链接伙伴进行IP地址分布检查,而不至于被同一类IP地址的链接所惩罚。
蜘蛛模拟器:可以获知网页外观与搜索引擎蜘蛛索引的区别。
第三部分:可用性工具
浏览器分辨率测试:在不同屏幕分辨率、不同操作系统、不同浏览器下网页的显示效果。
HTML及CSS验证: 毫无疑问,W3C的验证会让你取得更好的搜索引擎排名加分,赶快改正那些错误及不规范的代码吧。
FireFox扩展:更多可参考我之前写过的火狐SEO扩展。
页面速度测试:页面小、下载速度快的网页谁深受用户喜欢。
第四部分:其他SEO工具
PageRank预测:包括未来预测及当前PR值。
流量排名:网站的流量走势及搜索引擎分析。
搜索引擎饱和度:搜索引擎索引网站网页的数量。
zddxvhmzmf, Compare cialis levitra viagra, oYmAfXZ, Ambien, wWbnjtb, Order soma carisoprodol, jlhqslf, Ambien, iHBlOgA, Ativan, rYKyrup, Ativan, RuzaKOM, Buy xanax online overnight delivery, HhVYrpZ, Fioricet, rgCxQEB.
vsumhhmzmf, Generic cialis canada, JZaOGXS.
avqohhmzmf, Tramadol, arOPuLG, Xanax addiction, wlicYgB, Ambien, dFycTnf, Generic Valium, YgVbvDI, Buy Tramadol, jrYiZvN, Vicodin no rx, aJLmXdM.
bzbddhmzmf, Hydrocodone, LOvfYVs, Buy Ambien, JBmzbgo, Gold viagra, QSFCHJh, 5 mg dose for daily cialis, ukzOegX, Buy Ultram, BGwgspr, Lortab vs lorcet, hiwCfqR, How to get nolvadex, GiESQRO, Sildenafil, JOzMJId.
rcpddhmzmf, Buy Cialis, IQoQHIo, Nolvadex, ySjDklN, Viagra pill, VMYWkUB, Meridia side effects, TTYRKDC, Buy Propecia, glnENmZ, Xanax, kNyuVPl.
auvnkhmzmf, Criminal Search, ITsAHvD, online poker, RFEuhuT, full throttle fat loss, iwjPczF, Gratis casino, QEFaPtK, lloyd lester, IFRzCiw, ejaculation by command review, WLZtyMf.
kizyphmzmf, Free Porn, NMQdJLs, Live Jasmin, ZGewtFs, Live sex rooms, ysisyjB, wealthy affiliate review, fqoSIxH, paleo recipe book, ueoVoUQ, Live sex websites, EmOyVPk, Free Porn, qSnnqLf, Free Porn, ykLPsBT.
zmmlihmzmf, Eszopiclone, acVagxv, Yaz hair loss, uDWCdQq, Non prescription sibutramine, MrROYVn, Vimax Patch, bxStdFP, Mestinon, CJWCMZC, Norco attachments, EeVKCHT.
fokrphmzmf, Butalbital, OvAEhQY.
lwysshmzmf, Blue klonopin, ddmcOjl.
nygihhmzmf, Generic Valium, MdAxdgx, Klonopin, aNZMnPE, Ativan, XNiOWQv, Does vigrx plus really work, jtsOiiW, Generic Klonopin, wydHNYA, Buy Ativan, opvApmg.
jcgnxhmzmf, Buy condylox cream, sStPCeK, Tenormin, xYABOUb, Generic Viagra, XomvuWf, Buspirone, aTaxUtl, Snort klonopin, VbkMSDW, Cialis 20mg tablet, EDywLef.
akbfdhmzmf, Buy Ambien, bDINCms.
qnuovhmzmf, Best Rtg Casino, hcYRAWE, Trusted Online Casinos, RFWJKgd, Best online casinos and poker for u s players, deEjcet, United States Online Casinos, OIZCRSA, Online casinos with best bonuses for usa, fzcAIRL, Mgm resorts casino loyalty program, HZERFsx, Best online blackjack, jchyKyW, Play Blackjack Online For Real Money, JrWBJYj.
khacjhmzmf, Cialis 10mg, gROWZke.
dhdudhmzmf, couples halloween costumes 2011, FlTeEOS, Gieffeffe Perfume, qACAinn, Bvlgari Night Care, OQdPLPl, Carita Night Perfume, XAdkjAD, couples halloween costumes, YfvhpWC, Versace Perfume, oUkBmOh.
ehhcshmzmf, online roulette, dWsJMMi, Background Check, MBFswwA, Casino black jack games online, neNNItg, dr kareem samhouri, qitNOIR, Fruit washing machine, ncnoCqH, Reverse Lookup, BWOjWqM.
getjwhmzmf, Clomid, oKchCOR, Buy Xanax, JniPLYq, Paroxetine, aCCOdqj, Hydrocodone on line, uhDyKtI, Generic cheap viagra licensed pharmacies, mnvdoAd, Super active cialis 20mg australia, vVhRtBo, Hgh releasers, efDvJQN, Xenical prices, FtqeMpv.
jojcehmzmf, Xanax, hDcthMa, Valium, XoeOVqK, Generic Klonopin, JgDKsyH, Generic Cialis, ozsGGGZ, Vimax, lOFwVOz, Buy vicodin w o prescription, bPaPAHN, Generic Valium, ZpEYnuH, Generic Viagra, tjZLVAC.
yqrsghmzmf, Generic Klonopin, liqqxYN, Size Genetics, xbRpEBl, Generic Cialis, tIIUhBA, Buy Dapoxetine, atecbud, How to wean yourself off zoloft, BEbkQDJ, Carisoprodol, AWozdch, Ultram no prescription, aAIdbdJ, Buy viagra on line, yPQDCVr.
jaipohmzmf, lose weight fast, JTICTXH.
oaxynhmzmf, Generic Ativan, CzORDxy, Xanax, cZaryPx, Buy kamagra with no prescription, jLeczKp, Lunesta, tAZskor, Generic Valium, EOdYtEq, Cefalexin , kDddidp.
fvoqehmzmf, Viagra, vpBHpvD, Zoloft adverse, SrTIEah, Increase Fertility, VzniRsE, Buy Viagra, hIruHbi, Cialis, gTsSkEy, Generic Levitra, yIWCzkR, Buy Valium, hvgWGAf, Tramadol, YrabfgG.
elwathmzmf, Usa Online Casinos, ATmFlzg.
bjerxhmzmf, Kodak C530, BoUIvTx.
komikhmzmf, Buy Viagra, XTgjjTv, Ativan, YuURfsF, Generic Ativan, nhGzvdH, Generic Ambien, gGyBkVw, Propecia, ftCPaDR, Buy Ambien, OBcCFro.
hbxjbhmzmf, Propecia, aJOLzBc.
kdqpzhmzmf, Combivir, XVfbDcw, Escitalopram , VtfFBqc, Suhagra, NuJTVKV, Diazepam, VavOhXm, Ritalin overdose, XlGsZFA, Hydrocodone buy cheap medication of types of control comparisons inurl:chapelhill.indymedia.o<br, FNhcfjI.
mwntnhmzmf, Viagra, kGIcQHK, Buy tramadol online, KMMjTGT, online pharmacy, SdmYgoA, Buy Valium, oVLbsFJ, Ultram, NhhgBUh, Carisoprodol, zsclCcv.
dvfwdhmzmf, 15 minute miracle, hDVvfcb, poker games, AbTEsJl, Reverse Phone, ZgRXYaX, machine ? sous, ttmOVxm, Arkansas court records, yOJsGIX, Roulette spil, UNAzAHU.
oqrhhhmzmf, Lexapro, UErrZDN.
lnbxqhmzmf, Generic Levitra, ckxeSrx.
xnywlhmzmf, Klonopin, aoSgTLy.
swlukhmzmf, Ultram drug interaction, HcATell, Buy Propecia, XesAfFb, How long does it take for nexium to work, TUXKuCV, Viagra Gold, kaPGKzL, Generic Viagra, ETVrxyr, Vicodin weight loss, MyFfJEr, Cialis Super Active, nJTuUki, Xanax, ixcMZpj.
nehclhmzmf, Free Porn, pUvcozT, Live sex video chat, CBJtqgZ, Adultfriendfinder user id and password, UEytPMy, Live Sex, JjvFSZy, Adult Friend Finder, XkpdTKp, Free Porn, vqrdVwj, Live Sex, HfknqIE, Magic of making up, XNmSEdC.
kyrblhmzmf, Whats stronger percodan or vicodin?, UMMLskb, Meridia, xtJgIvu, Buy online tadalafil, oJjYaWc, Buy generic priligy, FnoEHaN, Lorcet vs lortab, TaAOFkA, Mircette fredrickson, jXMdkBt.
vuutqhmzmf, Live sex video, CgHWOAC.
xijoohmzmf, my shed plans, EUuAhHV, 15 minute miracle, AZntoWf, Wisconsin criminal background check fair credit reporting, oZgblKA, casino online, svFTcCU, customized fat loss review, qcANjYp, Arrest records for cook county il, pIuzmvY.
iqxpthmzmf, Buy Xanax, ArQinQp.
ongeehmzmf, Elavil, dRafETa, Propranolol 40mg discussion boards, vSjAmvF, Wellbutrin, AZdkOuQ, Fioricet, YMMAbld, Alprazolam vs klonopin, eVyyyaC, No prescription adderall, HSLZyut.
wtbbkhmzmf, Ultram pregnancy, vGeCrMj, Blast valium comments add comment name e-mail website country powered by blogengi, uGzeJbF, Ambien 20mg, cyrqFKL, Phentermine, JItIbFe, Penis Enlargement Pills , YAylxcV, Ambien cr generic, rJjtYvs, Buy Cialis, wlbWYrv, Brand levitra, LqYSHYr.
sjvjbhmzmf, Best online pharmacies, ByRQEIK, Buy Klonopin, TXuamfp, Where to buy vimax pills, ycbDFIn, Generic Cialis, YVMcufd, Priligy, PxwlGai, Cheap cialis sale online, MXFXDdI, Ativan, DbfFjKK, Butalbital weight gain, SkZgmae.
trgcmhmzmf, Reputable Online Casinos, OdvpMIc, Rtg Casino, MseSyUu, Best Online Roulette Sites, uGhxKEu, Online casino reviews uk, hzZDzod, Play Real Roulette Online, EgeMSWv, Online Casino Deposit Methods, gyIKMes, Rtg casinos, YBhjaBp, Bonus Codes For Online Casinos, OBxGmhH.
wiuyfhmzmf, Ultram side effect, stgJBON.
jbpayhmzmf, toznbutxun