Report Description

The ISP Market Share Report analyzes the distribution of web servers in our surveys across different ISPs. By classifying the 15916570 web servers by the ISPs' networks over which their traffic flows, the report provides a view of the top ISPs on the Internet.

ISP Domain Name	Jun 2005 Count*	Jun 2005 %	May 2005 Count*	May 2005 %	Growth %
schlund.de	599,367	3.77	590,158	3.73	1.02
theplanet.com	470,494	2.96	457,298	2.89	2.34
a.dns.jp	449,571	2.82	153,430	0.97	191.45
verio.net	291,226	1.83	299,185	1.89	-3.18
dns.kr	269,022	1.69	78,878	0.50	239.24
uu.net	250,078	1.57	251,517	1.59	-1.10
lacnic.net	245,276	1.54	241,384	1.52	1.07
a.dns.br	166,047	1.04	163,399	1.03	1.08
sprintlink.net	152,805	0.96	153,434	0.97	-0.94
att.net	132,051	0.83	132,656	0.84	-0.99
level3.net	125,093	0.79	127,116	0.80	-2.12
cogentco.com	101,661	0.64	254,762	1.61	-60.31
qwest.net	91,239	0.57	92,395	0.58	-1.78
secure.net	89,544	0.56	90,359	0.57	-1.43
pnap.net	87,259	0.55	92,880	0.59	-6.55
savvis.net	83,247	0.52	83,514	0.53	-0.85
sta.net.cn	76,943	0.48	71,618	0.45	6.86
fasthosts.net.uk	76,761	0.48	75,777	0.48	0.76
cnc.ac.cn	75,423	0.47	1,140	0.01	6480.81
above.net	72,926	0.46	71,200	0.45	1.88
alabanza.com	71,869	0.45	72,613	0.46	-1.55
ovh.net	66,926	0.42	63,684	0.40	4.53
interland.net	65,581	0.41	44,603	0.28	46.25
sakura.ad.jp	64,193	0.40	44,260	0.28	44.26
technorail.com	63,492	0.40	62,110	0.39	1.68
kornet.net	63,165	0.40	27,126	0.17	131.62
tpnet.pl	61,338	0.39	62,750	0.40	-2.77
pri-dns.de	60,834	0.38	60,743	0.38	-0.38
earthlink.net	54,288	0.34	54,662	0.35	-1.21
datasync.com	54,070	0.34	47,884	0.30	12.32
cncnet.net	51,743	0.33	0	0.00	0.00
dtag.de	51,284	0.32	50,692	0.32	0.63
yandex.ru	49,473	0.31	47,450	0.30	3.71
colt.net	48,202	0.30	54,766	0.35	-12.45
plusserver.de	45,809	0.29	44,697	0.28	1.94
rt.ru	45,591	0.29	44,851	0.28	1.11
hosteurope.de	45,447	0.29	47,428	0.30	-4.69
wcg.net	44,816	0.28	45,939	0.29	-2.96
twtelecom.net	44,520	0.28	44,651	0.28	-0.82
your-server.de	44,244	0.28	38,384	0.24	14.65
dn.net	43,862	0.28	41,842	0.26	4.27
namespace4you.de	42,685	0.27	41,953	0.26	1.20
tele.dk	42,619	0.27	42,371	0.27	0.05
leaseweb.nl	41,394	0.26	42,484	0.27	-3.08
cnc-idc.com	41,034	0.26	0	0.00	0.00
guangzhou.gd.cn	40,842	0.26	26,635	0.17	52.52
ipx-server.de	40,155	0.25	39,319	0.25	1.58
ocn.ad.jp	39,989	0.25	8,257	0.05	381.72
dns.fz.fj.cn	39,517	0.25	2,900	0.02	1255.40
interq.or.jp	39,389	0.25	0	0.00	0.00
cihost.com	39,356	0.25	34,579	0.22	13.21
cn.net	36,380	0.23	379	0.00	9447.81
interbusiness.it	35,931	0.23	36,399	0.23	-1.81
hananet.net	35,418	0.22	8,754	0.06	302.44
swbell.net	35,174	0.22	34,748	0.22	0.69
masterhost.ru	34,701	0.22	36,048	0.23	-4.25
clara.net	33,676	0.21	33,617	0.21	-0.36
proxad.net	33,080	0.21	29,354	0.19	12.09
eli.net	32,727	0.21	37,900	0.24	-14.11
kidc.net	32,100	0.20	0	0.00	0.00
yourhostingaccount.com	31,815	0.20	28,850	0.18	9.69
rz-ip.net	31,726	0.20	30,180	0.19	4.56
rain.fr	30,784	0.19	30,671	0.19	-0.17
nac.net	30,488	0.19	29,819	0.19	1.70
twnic.net	30,422	0.19	14,073	0.09	115.02
widexs.nl	30,379	0.19	30,621	0.19	-1.32
inode.at	30,131	0.19	29,365	0.19	2.06
pair.com	30,094	0.19	30,076	0.19	-0.47
sphere.ad.jp	30,057	0.19	19,544	0.12	52.97
pbi.net	29,657	0.19	30,731	0.19	-4.01
uk2.net	29,268	0.18	28,831	0.18	0.97
concentric.net	28,854	0.18	28,753	0.18	-0.18
zjhzptt.net.cn	27,578	0.17	23,184	0.15	18.32
bta.net.cn	27,436	0.17	27,545	0.17	-0.93
bellsouth.net	26,893	0.17	26,601	0.17	0.56
webfusion.co.uk	26,540	0.17	32,888	0.21	-19.73
xs4all.nl	26,388	0.17	26,441	0.17	-0.73
readyhosting.com	25,845	0.16	26,017	0.16	-1.19
inetbone.net	24,805	0.16	29,906	0.19	-17.50
proserve.nl	24,750	0.16	28,796	0.18	-14.51
amenworld.com	24,176	0.15	23,722	0.15	1.37
peer1.net	23,510	0.15	19,511	0.12	19.85
servidoresdns.net	23,194	0.15	22,809	0.14	1.15
nmc1.ptt.js.cn	23,178	0.15	16,022	0.10	43.89
isdnet.net	22,573	0.14	21,897	0.14	2.54
bt.net	22,062	0.14	840,385	5.31	-97.39
ns.embratel.net.br	21,939	0.14	21,632	0.14	0.88
bsve.net	21,873	0.14	21,891	0.14	-0.61
valueweb.net	21,824	0.14	22,802	0.14	-4.80
geodns.net	21,789	0.14	21,638	0.14	0.16
cais.com	21,287	0.13	22,980	0.15	-7.86
demon.co.uk	21,261	0.13	21,041	0.13	0.51
epidc.co.kr	20,793	0.13	21,259	0.13	-2.71
lambdanet.net	20,359	0.13	23,670	0.15	-14.45
inflow.net	20,191	0.13	21,185	0.13	-5.20
hinet.net	20,095	0.13	10,635	0.07	87.95
enta.net	20,022	0.13	19,885	0.13	0.15
nacamar.net	19,974	0.13	20,326	0.13	-2.26
iomart.co.uk	19,921	0.13	19,026	0.12	4.15
gxn.net	19,896	0.13	19,409	0.12	1.96
dion.ne.jp	19,802	0.12	1,615	0.01	1119.60
netgate.net.nz	19,657	0.12	9,400	0.06	108.00
ip-plus.net	19,545	0.12	20,202	0.13	-3.77
agarik.com	19,532	0.12	26,535	0.17	-26.78
localhost	19,278	0.12	17,804	0.11	7.70
donhost.co.uk	19,208	0.12	19,181	0.12	-0.39
ns01.idc.jp	19,152	0.12	9,322	0.06	104.36
interware.hu	19,104	0.12	18,688	0.12	1.68
ripn.net	18,917	0.12	18,662	0.12	0.83
mcbone.net	18,642	0.12	18,882	0.12	-1.80
gngidc.net	18,567	0.12	2,673	0.02	590.91
server-dns.com	18,447	0.12	18,514	0.12	-0.89
fc2.com	18,434	0.12	17,692	0.11	3.64
rr.com	18,401	0.12	18,112	0.11	1.05
easynet.co.uk	18,360	0.12	17,863	0.11	2.23
telia.com	18,307	0.12	18,198	0.11	0.06
nameservers.net	18,304	0.11	18,189	0.11	0.10
gldn.net	17,869	0.11	16,352	0.10	8.70
rackspace.com	17,252	0.11	15,852	0.10	8.25
pipex.net	17,167	0.11	17,314	0.11	-1.38
magic-moments.com	16,928	0.11	17,590	0.11	-4.28
dacom.co.kr	16,827	0.11	3,614	0.02	363.13
tmag.de	16,615	0.10	16,510	0.10	0.10
home.pl	16,544	0.10	16,631	0.11	-1.05
net.ru	16,500	0.10	16,151	0.10	1.62
vuurwerk.nl	16,444	0.10	16,285	0.10	0.44
hm23	16,155	0.10	15,929	0.10	0.88
b-one-dns.net	15,893	0.10	15,440	0.10	2.39
gblx.net	15,833	0.10	16,413	0.10	-4.05
cerf.net	15,572	0.10	15,286	0.10	1.33
softcomca.com	15,172	0.10	15,238	0.10	-0.96
uslec.net	15,166	0.10	14,603	0.09	3.30
mycyberhosting.com	15,126	0.10	13,761	0.09	9.33
cninet.co.kr	15,107	0.09	149	0.00	9984.92
uol.com.br	15,053	0.09	14,148	0.09	5.83
xlink.net	15,047	0.09	14,398	0.09	3.95
kei.pl	15,020	0.09	15,162	0.10	-1.46
v-ns.de	14,929	0.09	14,905	0.09	-0.37
algx.net	14,915	0.09	1,084,579	6.85	-98.63
addr.com	14,908	0.09	15,056	0.10	-1.51
usen.ad.jp	14,820	0.09	12,279	0.08	20.05
komplex.net	14,671	0.09	14,294	0.09	2.09
utransit.net	14,517	0.09	14,877	0.09	-2.94
isd-holland.nl	14,421	0.09	14,082	0.09	1.86
propagation.net	14,418	0.09	15,429	0.10	-7.05
ladot.com	14,263	0.09	14,259	0.09	-0.50
kasserver.com	14,220	0.09	23,135	0.15	-38.86
corbina.net	14,030	0.09	14,070	0.09	-0.82
bellglobal.com	13,982	0.09	16,045	0.10	-13.32
uunet.ca	13,894	0.09	14,326	0.09	-3.53
relcom.ru	13,730	0.09	13,644	0.09	0.09
t-online.de	13,209	0.08	13,074	0.08	0.49
ameritech.net	13,167	0.08	12,988	0.08	0.84
candidhosting.com	13,139	0.08	12,682	0.08	3.05
evanzo.com	13,086	0.08	12,955	0.08	0.47
swip.net	13,077	0.08	13,054	0.08	-0.36
ocn.ne.jp	12,899	0.08	9,137	0.06	40.42
layeredtech.com	12,879	0.08	0	0.00	0.00
splitinfinity.net	12,745	0.08	12,120	0.08	4.60
as34305.net	12,652	0.08	11,914	0.08	5.63
verio.de	12,586	0.08	12,774	0.08	-2.00
netbenefit.co.uk	12,420	0.08	12,404	0.08	-0.40
sunrise.ch	12,339	0.08	12,731	0.08	-3.60
ikp.pl	12,270	0.08	12,255	0.08	-0.41
activeisp.com	12,134	0.08	12,108	0.08	-0.32
inet.it	12,133	0.08	12,103	0.08	-0.29
firstserver.ne.jp	11,866	0.07	11,845	0.07	-0.36
cnuninet.net	11,674	0.07	2,494	0.02	365.59
gtei.net	11,559	0.07	11,657	0.07	-1.37
rtcomm.ru	11,556	0.07	11,278	0.07	1.92
infoseek.co.jp	11,500	0.07	3	0.00	381191.43
mex.ad.jp	11,483	0.07	0	0.00	0.00
covad.com	11,321	0.07	11,629	0.07	-3.17
futuro.pl	11,289	0.07	11,798	0.07	-4.82
ig.com.br	11,171	0.07	14,436	0.09	-23.03
pajo.com	11,144	0.07	9,663	0.06	14.71
home.nl	11,107	0.07	11,059	0.07	-0.10
elassar.net	11,094	0.07	10,434	0.07	5.76
force9.net	11,043	0.07	10,985	0.07	-0.01
spylog.com	10,898	0.07	9,267	0.06	16.97
fastweb.it	10,865	0.07	10,292	0.07	5.01
sserv.net	10,687	0.07	12,239	0.08	-13.15
tac.net	10,679	0.07	10,834	0.07	-1.96
zenon.net	10,676	0.07	10,554	0.07	0.62
atworks.co.jp	10,672	0.07	3,232	0.02	228.44
hosting4u.net	10,512	0.07	0	0.00	0.00
maxim.net	10,505	0.07	10,645	0.07	-1.84
nxs.nl	10,369	0.07	7,695	0.05	34.03
uni2.net	10,299	0.06	10,431	0.07	-1.79
iunet.it	10,284	0.06	10,375	0.07	-1.41
ttd.net	10,284	0.06	10,775	0.07	-5.07
hostpoint.ch	10,072	0.06	9,820	0.06	2.02
trueserver.nl	10,051	0.06	10,086	0.06	-0.88
prima.net.ar	9,791	0.06	9,372	0.06	3.91
oleane.net	9,775	0.06	9,756	0.06	-0.34
secureserver.net	9,755	0.06	9,938	0.06	-2.36
net.edu.cn	9,738	0.06	6,018	0.04	60.95
coop.net	9,593	0.06	9,514	0.06	0.29
dimenoc.com	9,588	0.06	12,523	0.08	-23.84
songnetworks.se	9,414	0.06	9,412	0.06	-0.51
coxmail.com	9,403	0.06	9,444	0.06	-0.96
gandi.net	9,399	0.06	9,496	0.06	-1.55
bit.nl	9,398	0.06	9,233	0.06	1.24
primarydns.com	9,359	0.06	10,306	0.07	-9.67
sdjnptt.net.cn	9,356	0.06	972	0.01	857.42
globix.net	9,290	0.06	9,204	0.06	0.40
svwh.net	9,203	0.06	9,193	0.06	-0.42
gatel.net	9,134	0.06	4,118	0.03	120.63
forpsi.net	9,088	0.06	9,047	0.06	-0.08
tiscalinet.it	8,969	0.06	5,696	0.04	56.62
sprint-canada.net	8,968	0.06	9,614	0.06	-7.22
cableinet.net	8,928	0.06	9,206	0.06	-3.54
wxs.nl	8,921	0.06	8,824	0.06	0.56
nova.net.cn	8,915	0.06	0	0.00	0.00
datanet.hu	8,911	0.06	8,443	0.05	4.98
dada.it	8,905	0.06	8,328	0.05	6.36
westmaster.com	8,876	0.06	8,655	0.05	2.01
nstool.de	8,860	0.06	8,282	0.05	6.41
teamnet.net	8,841	0.06	12,800	0.08	-31.30
ihost.com	8,833	0.06	7,908	0.05	11.10
scannet2.dk	8,754	0.05	8,010	0.05	8.71
telekom.at	8,729	0.05	8,703	0.05	-0.24
server260.com	8,692	0.05	8,354	0.05	3.49
aitcom.net	8,691	0.05	8,859	0.06	-2.42
psi.net	8,686	0.05	10,833	0.07	-20.25
tjantik.dk	8,662	0.05	8,571	0.05	0.52
iafrica.com	8,657	0.05	8,696	0.05	-0.98
iadvantage.net.hk	8,646	0.05	8,634	0.05	-0.39
interia.pl	8,519	0.05	8,286	0.05	2.26
completel.fr	8,419	0.05	7,909	0.05	5.88
active24.cz	8,393	0.05	8,180	0.05	2.06
ipipe.net	8,372	0.05	8,622	0.05	-3.42
fastservers.net	8,321	0.05	12,382	0.08	-33.16
euroconnect.dk	8,261	0.05	8,372	0.05	-1.85
fastdns.de	8,244	0.05	7,892	0.05	3.90
hbwhptt.net.cn	8,200	0.05	12	0.00	67869.34
cybercity.dk	8,193	0.05	8,391	0.05	-2.88
speedbone.de	8,147	0.05	8,050	0.05	0.67
vsnl.net.in	8,144	0.05	8,087	0.05	0.17
seeweb.it	8,142	0.05	8,045	0.05	0.67
datacenter1.com.br	8,134	0.05	8,690	0.05	-6.90
server-home.net	8,101	0.05	7,976	0.05	1.03
newnet.co.uk	8,037	0.05	7,941	0.05	0.67
jay.net	8,018	0.05	7,947	0.05	0.36
newwebsite.com	7,998	0.05	8,044	0.05	-1.10
casablanca.cz	7,991	0.05	7,733	0.05	2.79
telecity.net	7,952	0.05	7,878	0.05	0.40
bt.com	7,917	0.05	7,911	0.05	-0.46
ns4.de	7,882	0.05	7,828	0.05	0.15
newedgenetworks.com	7,847	0.05	7,919	0.05	-1.44

* An ISP is said to host a server if its name servers have control over the block of IP addresses that the server is in. Since a large ISP might delegate subnets to a smaller one, a single web server may be counted several times towards an ISP and its upstream providers.