Google Algoritm Change History

8/13/2019 Google Algoritm Change History

1/36

2014 Updates

Page Layout #3 February 6, 2014

Google "refreshed" ther page layout algorth!, also o$ as "top hea%y"& 'rgally

lau(hed )auary 2012, the page layout algorth! peal*es stes $th too !ay ads

abo%e the fold&

Google Updates +ts Page Layout lgorth! -o Go fter .tes "-op /ea%y" th ds

.L

2013 Updates

uthorshp .haeup 5e(e!ber 1, 2013

s pred(ted by 7att 8utts at Pub(o Las 9egas, authorshp !arup dsappeared fro!

roughly 1:; of -he Great Google uthorshp Purge /as ?egu 9rate

Ua!ed Update 5e(e!ber 1@, 2013

l!ost all global fluA tra(ers regstered hstor(ally hgh a(t%ty& Google $ould ot

(ofr! a update, suggestg that they a%od updates ear the holdays& 7o*8ast also

regstered a rse so!e Partal7at(h 5o!as P75s, but the patters $ere u(lear&

-he ?ggest .BP FluA .(e Pegu 2&0 5eCa .'

Google 5ees 7aCor Update ' 5e(e!ber 1@th .L


2/36

Ua!ed Update Do%e!ber 14, 2013

7ultple Google tra(ers p(ed up uusual a(t%ty, $h(h (oo((urred $th a report of

$despread 5D. errors Google eb!aster -ools& Google dd ot (ofr! a update,

ad the (ause ad ature of ths fluA $as u(lear&

as -here a Do%e!ber 14th Google UpdateE 7o*

as -here Google Update ' Do%e!ber 14thE .B

Pegu 2&1 #: '(tober 4, 2013

fter a 412 !oth gap, Google lau(hed aother Pegu update& G%e the 2&1

desgato, ths $as probably a data update pr!arly ad ot a !aCor (hage to the

Pegu algorth!& -he o%erall !pa(t see!ed to be !oderate, although so!e

$eb!asters reported beg ht hard&

Pegu :, th -he Pegu 2&1 .pa!Flterg lgorth!, +s Do$ L%e .L

Google Pegu 2&1 as ?g /t .B

/u!!gbrd ugust 20, 2013

ou(ed o .epte!ber 26th, Google suggested that the "/u!!gbrd" update rolled

out about a !oth earler& 'ur best guess tes t to a 7o*8ast spe o ugust 20th ad

!ay reports of fluA fro! ugust 2022& /u!!gbrd has bee (o!pared to 8affee,

ad see!s to be a (ore algorth! update that !ay po$er (hages to se!at( sear(h

ad the o$ledge Graph for !oths to (o!e&

FHI ll bout -he De$ Google "/u!!gbrd" lgorth! .L

.o!e Beports 'f ugust 2122 Google Update .B


3/36

+depth rt(les ugust 6, 2013

Google added a e$ type of e$s result (alled "depth art(les", ded(ated to !ore

e%ergree, logfor! (otet& t lau(h, t (luded ls to three art(les, ad appeared

a(ross about 3; of the sear(hes that 7o*8ast tra(s&

+depth art(les sear(h results Google

+sde +depth rt(lesI 5sse(tg Google=s Latest Feature 7o*

Ua!ed Update )uly 26, 2013

7o*8ast tra(ed a large Frday spe 10:J F, $th other sour(es sho$g sgf(at

a(t%ty o%er the $eeed& Google has ot (ofr!ed ths update&

as -here eeed Google UpdateE .B

7o*8ast Update GoogleK

o$ledge Graph Apaso )uly 1, 2013

.ee!gly o%erght,


4/36

8ofr!edI Google Pada UpdateI -he ".ofter" Pada lgorth! .B

7ultee Update )ue 2@, 2013

Google=s 7att 8utts t$eeted a reply suggestg a "!ult$ee" algorth! update

bet$ee roughly )ue 12th ad "the $ee after )uly 4th"& -he ature of the update $as

u(lear, but there $as !ass%e rags %olatlty durg that t!e perod, peag o

)ue 2@th a((ordg to 7o*8ast data& +t appears that Google !ay ha%e bee testg

so!e (hages that $ere later rolled ba(&

Google=s "7ultee" lgorth! Update 7o*

Google=s 7att 8uttsI 7ultee Update Bollg 'ut .B

Pada 5a(e )ue 11, 2013

hle ot a a(tual Pada update, 7att 8utts !ade a !portat (larf(ato at .7M

d%a(ed, suggestg that Pada $as stll updatg !othly, but ea(h update rolled out

o%er about 10 days& -hs $as ot the "e%erfluA" !ay people had eApe(ted after Pada

#2:&

GoogleNs Pada 5a(eI 7att 8utts 8ofr!s Pada Bolls 'ut 7othly '%er 10 'f 30

5ays .L

"Payday Loa" Update )ue 11, 2013

Google aou(ed a targeted algorth! update to tae o (hes $th otorously

spa!!y results, spe(f(ally !etog payday loas ad por& -he update $asaou(ed o )ue 11th, but 7att 8utts suggested t $ould roll out o%er a 12 !oth

perod&

Google Payday Loa lgorth!I Google .ear(h lgorth! Update -o -arget .pa!!y

Hueres .L


5/36

Google .pa! lgorth! For .pa!!y HueresI Pay 5ay LoasK .B

Pegu 2&0 #4 7ay 22, 2013

fter !oths of spe(ulato borderg o hype, the 4th Pegu update dubbed "2&0" by

Google arr%ed $th oly !oderate !pa(t& -he eAa(t ature of the (hages $ere

u(lear, but so!e e%de(e suggested that Pegu 2&0 $as !ore fely targeted to the

page le%el&

Pegu 4, th Pegu 2&0 Geerato .pa!Fghtg, +s Do$ L%e .L

Pegu 2&04 ere Oou )arred ador )oltedE .'!o*

5o!a 8ro$dg 7ay 21, 2013

Google released a update to (otrol do!a (ro$dgd%ersty deep the .BPs

pages 2K& -he t!g $as u(lear, but t see!ed to roll out Cust pror to Pegu 2&0

the U. ad possbly the sa!e day teratoally&

Google 5o!a 8ro$dg UpdateI 7ay 2013 /gh Posto

Google 5o!a 8lusterg Update )ust ?rggs

"Phato!" 7ay , 2013

+ the perod aroud 7ay th, there $ere !ay reports of a algorth! update also

%erfed by hgh 7o*8ast a(t%ty& -he eAa(t ature of ths update $as uo$, but

!ay stes reported sgf(at traff( loss&

Google Update +s /appeg GoogleI Dothg -o ou(e Do$ .B


6/36

.' Fdgs Fro! GoogleNs Phato! Update G.H

Pada #2: 7ar(h 14, 2013

7att 8utts preaou(ed a Pada update at .7M est, ad suggested t $ould be the

last update before Pada $as tegrated to the (ore algorth!& -he eAa(t date $as

u(ofr!ed, but 7o*8ast data suggests 313314&

Google=s Fal 7aual Pada Befresh /ereE #2: .B

Google Pada Update 2: .ee!s -o /a%e /t .L

Pada #24 )auary 22, 2013

Google aou(ed ts frst off(al update of 2013, (la!g 1&2; of


7/36

o$ledge Graph Apaso 5e(e!ber 4, 2012

Google added o$ledge Graph fu(toalty to oglsh


8/36

Page Layout #2 '(tober , 2012

Google aou(ed a update to ts orgal page layout algorth! (hage ba(

)auary, $h(h targeted pages $th too !ay ads abo%e the fold& +t=s u(lear $hether

ths $as a algorth! (hage or a Padastyle data refresh&

+tNs R-op /ea%y 2S s Google Bolls 'ut Update -o +ts Page Layout lgorth! .L

Google Page Layout lgorth! 'ff(ally Updated .B

Pegu #3 '(tober :, 2012

fter suggestg the eAt Pegu update $ould be !aCor, Google released a !or

Pegu data update, !pa(tg "0&3; of


9/36

set by o%er 10;& 'ff(al $ord s that ths (hage !pa(ted 0&6; of


10/36

8ofr!edI Google Pada 3&&1 Update .B

Google Pada Befresh ' ugust 1thI 9erso 3&&1 .L

@Besult .BPs ugust 14, 2012

Google !ade a sgf(at (hage to the -op 10, l!tg t to @ results for !ay


11/36

.ear(h


12/36

Google Pada 3& L%eI )ue 2:th Befresh 'ly .B

Pada 3&@ #1: )ue , 2012

Google rolled out yet aother Pada data update, (la!g that less tha 1; of


13/36

+ a !aCor step to$ard se!at( sear(h, Google started rollg out "o$ledge Graph",

a .BPtegrated dsplay pro%dg supple!etal obCe(t about (erta people, pla(es,

ad thgs& Ape(t to see "o$ledge paels" appear o !ore ad !ore .BPs o%er

t!e& lso, 5ay .ull%a=s fa%orte -re s .-I9oyagerE>

+trodu(g the o$ledge GraphI thgs, ot strgs Google

Google Lau(hes o$ledge Graph -o Pro%de s$ers, Dot )ust Ls .L

prl :2Pa( 7ay 4, 2012

Google publshed detals of :2 updates prl, (ludg (hages that $ere ted to the

"Pegu" update& 'ther hghlghts (luded a 1:; larger "base" deA, !pro%ed

pagato hadlg, ad a u!ber of updates to stels&

.ear(h


14/36

glsh


15/36

Google posted aother bat(h of update hghlghts, (o%erg :0 (hages 7ar(h& -hese

(luded (ofr!ato of Pada 3&4, (hages to a(horteAt "s(org", updates to !age

sear(h, ad (hages to ho$


16/36

8ofr!edI Google Pada 3&3 .B

February 40Pa( 2 February 2@, 2012

Google publshed a se(od set of "sear(h


17/36

ds bo%e -he Fold )auary 1, 2012

Google updated ther page layout algorth!s to de%alue stes $th too !u(h adspa(e

abo%e the "fold"& +t $as pre%ously suspe(ted that a s!lar fa(tor $as play Pada&

-he update had o off(al a!e, although t $as refere(ed as "-op /ea%y" by so!e

.'s&

Page layout algorth! !pro%e!et Google

Pages th -oo 7ay ds Rbo%e -he FoldT Do$ Peal*ed ?y GoogleNs RPage LayoutT

lgorth! .L

Pada 3&2 #10 )auary 1, 2012

Google (ofr!ed a Pada data update, although suggested that the algorth! had=t

(haged& +t $as u(lear ho$ ths ft to the "Pada FluA" s(he!e of !ore fre


18/36

)auary 30Pa( )auary :, 2012

Google aou(ed 30 (hages o%er the pre%ous !oth, (ludg !age sear(h

ladgpage


19/36

10Pa( of Updates Do%e!ber 14, 2011

-hs oe $as a bt uusual& + a bd to be !ore trasparet, 7att 8utts released a post

$th 10 re(et algorth! updates& +t=s ot (lear $hat the t!ele $as, ad !ost $ere

s!all updates, but t dd sgal a shft ho$ Google (o!!u(ates algorth! (hages&

-e re(et algorth! (hages Google

+!pro%ed .ppets, Ba ?oost For R'ff(alT Pages !og 10 De$ Google lgorth!

8hages .L

Freshess Update Do%e!ber 3, 2011

Google aou(ed that a algorth! (hage re$ardg freshess $ould !pa(t up to

3:; of


20/36

7att 8utts t$eetedI "eApe(t so!e Padarelated fluA the eAt fe$ $ees" ad ga%e a

fgure of "V2;"& 'ther !or Pada updates o((urred o 103, 1013, ad 111&

-ag a 8loser Loo at the GoogleNs Pada 2&: RFluAT .L

R7orT Google Pada Update ' Do%e!ber 1th .L

Pada 2&: #@ .epte!ber 2, 2011

fter !ore tha !oth, Google rolled out aother Pada update& .pe(f( detals of $hat

(haged $ere u(lear, but so!e stes reported larges(ale losses&

8ofr!edI Google Pada 2&: Update rr%ed -hs ee .L

Google Pada 2&:I Losers +(lude -oday .ho$, -he DeAt eb ers +(lude

Oou-ube, FoA De$s .L

:16 lgo Updates .epte!ber 21, 2011

-hs $as=t a update, but t $as a a!a*g re%elato& Google 8' r( .(h!dt told

8ogress that Google !ade :16 updates 2010& -he real sho(erE -hey tested o%er

13,000 updates&

r( .(h!dt=s 8ogressoal -est!oy .L

Pagato le!ets .epte!ber 1:, 2011

-o help fA (ra$l ad dupl(ato proble!s (reated by pagato, Google trodu(ed the

relY"eAt" ad relY"pre%" l attrbutes& Google also aou(ed that they had !pro%ed

auto!at( (osoldato ad (ao(al*ato for "9e$ ll" pages&


21/36

Pagato $th relYReAtT ad relYRpre%T Google

Google Pro%des De$ 'ptos for Pagated 8otet .L

Apaded .tels ugust 16, 2011

fter eAper!etg for a $hle, Google off(ally rolled out eApaded stels, !ost

ofte for brad


22/36

/olst( Loo at Pada $th 9aessa FoA .toe -e!ple

GoogleK )ue 2, 2011

fter a u!ber of so(al !eda falures, Google lau(hed a serous atta( o Fa(eboo

$th GoogleK& GoogleK re%ol%ed aroud (r(les for sharg (otet, ad $as tghtly

tegrated to produ(ts le G!al& arly adopters $ere


23/36


24/36

!aCor algorth! update ht stes hard, affe(tg up to 12; of sear(h results a u!ber

that (a!e dre(tly fro! Google& Pada see!ed to (ra( do$ o th (otet, (otet

far!s, stes $th hgh adto(otet ratos, ad a u!ber of other


25/36

.o(al .gals 5e(e!ber 2010

Google ad ?g (ofr!ed that they use so(al sgals deter!g rag, (ludg

data fro! -$tter ad Fa(eboo& 7att 8utts (ofr!ed that ths $as a relat%ely e$

de%elop!et for Google, although !ay .'s had log suspe(ted t $ould happe&

hat .o(al .gals 5o Google ?g Beally 8outE .L

Google eb!aster 9deo Be(ofr!s Use 'f .o(al .gals .L

Degat%e Be%e$s 5e(e!ber 2010

fter a eApose the De$ Oor -!es about ho$ e(o!!er(e ste 5e(or7yyes $as

rag based o egat%e re%e$s, Google !ade a rare !o%e ad rea(t%ely adCusted

the algorth! to target stes usg s!lar ta(t(s&

?ully Fds a Pulpt o the eb DO -!es

?eg bad to your (usto!ers s bad for busess Google

+stat Pre%e$s Do%e!ber 2010

!agfyg glass (o appeared o Google sear(h results, allo$g sear(h %stors to


26/36

real*e that the !pa(t $as ult!ately farly s!all&

bout Google +stat Google

Google +statI Fe$er 8hages to .' tha the %erage lgo Update .'!o*

?rad Update ugust 2010

lthough ot a tradtoal algorth! update, Google started allo$g the sa!e do!a to

appear !ultple t!es o a .BP& Pre%ously, do!as $ere l!ted to 12 lstgs, or 1

lstg $th deted results&

Google .ear(h Besults 5o!ated ?y 'e 5o!a .L

8affee Bollout )ue 2010

fter !oths of testg, Google fshed rollg out the 8affee frastru(ture& 8affee

ot oly boosted Google=s ra$ speed, but tegrated (ra$lg ad deAato !u(h !ore

tghtly, resultg a((ordg to Google a :0; fresher deA&

'ur e$ sear(h deAI 8affee Google

GoogleNs De$ +deAg +frastru(ture R8affeeT Do$ L%e .L

7ay 5ay 7ay 2010

+ late prl ad early 7ay, $eb!asters ot(ed sgf(at drops ther logtal traff(&7att 8utts later (ofr!ed that 7ay 5ay $as a algorth! (hage !pa(tg the log

tal& .tes $th larges(ale th (otet see!ed to be ht espe(ally hard, foreshado$g

the Pada update&

Google .ear(h Besults 5o!ated ?y 'e 5o!a .L


27/36

9deoI Google=s 7att 8utts ' 7ay 5ay Update .Boudtable

Google Pla(es prl 2010

lthough "Pla(es" pages $ere rolled out .epte!ber of 200, they $ere orgally oly

a part of Google 7aps& -he off(al lau(h of Google Pla(es rebraded the Lo(al

?usess 8eter, tegrated Pla(es pages !ore (losely $th lo(al sear(h results, ad

added a u!ber of features, (ludg e$ lo(al ad%ertsg optos&

Google Lo(al ?usess 8eter ?e(o!es "Google Pla(es" .L

+trodu(g Google Pla(es Google

200 Updates

Bealt!e .ear(h 5e(e!ber 200

-hs t!e, realt!e sear(h $as for real -$tter feeds, Google De$s, e$ly deAed

(otet, ad a u!ber of other sour(es $ere tegrated to a realt!e feed o so!e

.BPs& .our(es (otued to eApad o%er t!e, (ludg so(al !eda&

Google Lau(hes Beal -!e .ear(h Besults .L

8affee Pre%e$ ugust 200

Google released a pre%e$ of a !ass%e frastru(ture (hage, desged to speed

(ra$lg, eApad the deA, ad tegrate deAato ad rag early realt!e& -he

t!ele spaed !oths, $th the fal rollout startg the U. early 2010 adlastg utl the su!!er&

Google 8affeeI 5etaled -est of the De$ Google 7ashable


28/36

/elp test so!e eAtgeerato frastru(ture Google

Bel(ao(al -ag February 200

Google, 7(rosoft, ad Oahoo Cotly aou(ed support for the 8ao(al -ag, allo$g$eb!asters to sed (ao(al*ato sgals to sear(h bots $thout !pa(tg hu!a

%stors&

Lear about the 8ao(al L le!et : !utes 7att8utts&(o!

8ao(al UBL -ag -he 7ost +!portat d%a(e!et .' Pra(t(es .(e

.te!aps .'!o*

9(e February 200

.'s reported a !aCor update that see!ed to strogly fa%or bg brads& 7att 8utts

(alled 9(e a "!or (hage", but others felt t had profoud, logter! !pl(atos&

?g ?rads Google ?rad Pro!otoI De$ .ear(h ge Bags Pla(e /ea%y

!phass o ?radg .' ?oo

Google=s 9(e Update Produ(es ?g ?rad Bags Google 8alls +t -rust "8hage"

.L

200 Updates

Google .uggest ugust 200

+ a !aCor (hage to ther logoadaboA ho!epage Google trodu(ed .uggest,

dsplayg suggested sear(hes a dropdo$ belo$ the sear(h boA as %stors typed

ther


29/36

5e$ey prl 200

larges(ale shuffle see!ed to o((ur at the ed of 7ar(h ad to early prl, but the

spe(f(s $ere u(lear& .o!e suspe(ted Google $as pushg ts o$ teral propertes,

(ludg Google ?oos, but the e%de(e of that $as l!ted&

Google=s 8utts sg for Feedba( o 7ar(hprl =0 Update .Boudtable

200@ Updates

?uffy )ue 200@

+ hoor of 9aessa FoA lea%g Google, the "?uffy" update $as (hrsteed& Do oe $as


30/36

Google Update 5ebued ?y 7att 8utts .Boudtable

.upple!etal Update Do%e!ber 2006

-hroughout 2006, Google see!ed to !ae (hages to the supple!etal deA ad ho$fltered pages $ere treated& -hey (la!ed late 2006 that supple!etal $as ot a

pealty e%e f t so!et!es felt that $ay&

8ofuso '%er Google=s .upple!etal +deA .Boudtable

200: Updates

?g 5addy 5e(e!ber 200:

-e(h(ally, ?g 5addy $as a frastru(ture update le the !ore re(et "8affee",

ad t rolled out o%er a fe$ !oths, $rappg up 7ar(h of 2006& ?g 5addy (haged

the $ay Google hadled UBL (ao(al*ato, redre(ts 301302 ad other te(h(al

ssues&

+deAg t!ele 7att8utts&(o!

-odd, Greg 7att 8utts o eb7asterBado .'!o*

)agger '(tober 200:

Google released a seres of updates, !ostly targeted at lo$


31/36

fter lau(hg the Lo(al ?usess 8eter 7ar(h 200: ad e(ouragg busesses

to update ther for!ato, Google !erged ts 7aps data to the L?8, a !o%e that

$ould e%etually dr%e a u!ber of (hages lo(al .'&

Google 7erges Lo(al ad 7aps Produ(ts Google

Gllga .epte!ber 200:

lso (alled the "False" update E $eb!asters sa$ (hages probably ogog, but

Google (la!ed o !aCor algorth! update o((urred& 7att 8utts $rote a blog post

eAplag that Google updated at the t!e deA data daly but -oolbar PB ad so!e

other !etr(s oly o(e e%ery 3 !oths&

Google=s 8utts .ays Dot Update + .ay Update, )ust Dot 5a(e .

hatEs a updateE 7att8utts&(o!

Persoal*ed .ear(h )ue 200:

Ule pre%ous atte!pts at persoal*ato, $h(h re


32/36

ad deAato&

De$ "Google .te!aps" eb Page Feed Progra! .

?ourbo 7ay 200:

"GoogleGuy" lely 7att 8utts aou(ed that Google $as rollg out "so!ethg le

3&: (hages sear(h


33/36

Google +P' ugust 2004

lthough ob%ously ot a algorth! update, a !aCor e%et Google=s hstory Google

sold 17 shares, rased \1&6@? (aptal, ad set ther !aret %alue at o%er \20?& ?y

)auary 200:, Google share pr(es !ore tha doubled&

Google +P' pr(ed at \: a share 8DD

?rady February 2004

Google rolled out a %arety of (hages, (ludg a !ass%e deA eApaso, Latet

.e!at( +deAg L.+, (reased atteto to a(hor teAt rele%a(e, ad the (o(ept

of l "eghborhoods&" L.+ eApaded Google=s ablty to uderstad syoy!s ad too

ey$ord aalyss to the eAt le%el&

Google=s ?rady Update Aposed ebProDe$s

/o$ -o ?eat Google=s "?rady" Update .tePot

ust )auary 2004

hat Florda !ssed, ust (a!e to (lea up& Google (otued to (ra(do$ o

de(ept%e opage ta(t(s, (ludg %sble teAt ad 7-tag stuffg& .o!e

spe(ulated that Google put the "/lltop" algorth! to play ad bega to tae page

rele%a(e serously&

-he latest o update ust Google=s )auary update .)

Google Update ustI Google Update Florda ga .ear(h7aretg&fo

2003 Updates

Florda Do%e!ber 2003


34/36

-hs $as the update that put updates ad probably the .' dustry o the !ap& 7ay

stes lost rag, ad busess o$ers $ere furous& Florda souded the death ell for

lo$%alue late 0s .' ta(t(s, le ey$ord stuffg, ad !ade the ga!e a $hole lot

!ore terestg&

hat /appeed -o 7y .te ' GoogleE .

.upple!etal +deA .epte!ber 2003

+ order to deA !ore do(u!ets $thout sa(rf(g perfor!a(e, Google splt off so!e

results to the "supple!etal" deA& -he perls of ha%g results go supple!etal

be(a!e a hotly debated .' top(, utl the deA $as later retegrated&

.ear(h ge .*e ars Google=s .upple!etal Besults .

Frt* )uly 2003

-he !othly "Google 5a(e" fally (a!e to a ed $th the "Frt*" update& +stead of

(o!pletely o%erhaulg the deA o a roughly !othly bass, Google s$t(hed to a

(re!etal approa(h& -he deA $as o$ (hagg daly&

Aplag algorth! updates ad data refreshes 7att 8utts

A(lus%eI /o$ GoogleNs lgorth! Bules the eb red

s!erelda )ue 2003

-hs !ared the last of the regular !othly Google updates, as a !ore (otuous

update pro(ess bega to e!erge& -he "Google 5a(e" $as repla(ed $th "%erfluA"&

s!erelda probably heralded so!e !aCor frastru(ture (hages at Google&

Google Update s!eralda uro:h


35/36

5o!( 7ay 2003

hle !ay (hages $ere obser%ed 7ay, the eAa(t ature of 5o!( $as u(lear&

Google bots "Freshbot" ad "5eep(ra$ler" s(oured the $eb, ad !ay stes reported

bou(es& -he $ay Google (outed or reported ba(ls see!ed to (hage

dra!at(ally&

Uderstadg 5o!( Part 2 7

8assadra prl 2003

Google (ra(ed do$ o so!e bas( l


36/36

5a(g -he Google 5a(e Le%el343

2000 Updates

Google -oolbar 5e(e!ber 2000

Guarateeg .' argu!ets for years to (o!e, Google lau(hed ther bro$ser toolbar,

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Google Algoritm Change History

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