Report Description

The ISP Market Share Report analyzes the distribution of web servers in our surveys across different ISPs. By classifying the 16151046 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	Aug 2005 Count*	Aug 2005 %	Jul 2005 Count*	Jul 2005 %	Growth %
schlund.de	622,171	3.85	611,812	3.80	1.44
theplanet.com	488,754	3.03	478,725	2.97	1.84
a.dns.jp	456,401	2.83	457,909	2.84	-0.58
verio.net	294,866	1.83	293,753	1.82	0.13
dns.kr	262,783	1.63	270,383	1.68	-3.05
lacnic.net	253,030	1.57	249,713	1.55	1.08
uu.net	222,462	1.38	237,885	1.48	-6.71
a.dns.br	172,469	1.07	169,426	1.05	1.55
sprintlink.net	171,542	1.06	162,339	1.01	5.41
att.net	127,223	0.79	131,032	0.81	-3.15
level3.net	120,928	0.75	124,211	0.77	-2.88
cogentco.com	113,329	0.70	102,675	0.64	10.10
pnap.net	95,273	0.59	100,616	0.62	-5.54
qwest.net	88,960	0.55	92,063	0.57	-3.61
secure.net	88,661	0.55	88,952	0.55	-0.57
savvis.net	86,054	0.53	85,189	0.53	0.77
cnc.ac.cn	84,888	0.53	80,118	0.50	5.69
sta.net.cn	80,058	0.50	75,745	0.47	5.43
fasthosts.net.uk	79,468	0.49	78,265	0.49	1.29
interland.net	74,481	0.46	63,231	0.39	17.50
alabanza.com	71,020	0.44	71,209	0.44	-0.51
sakura.ad.jp	70,240	0.43	66,549	0.41	5.29
technorail.com	69,897	0.43	64,331	0.40	8.38
tpnet.pl	62,345	0.39	63,121	0.39	-1.47
pri-dns.de	61,527	0.38	60,610	0.38	1.26
above.net	60,548	0.37	74,733	0.46	-19.18
kornet.net	58,195	0.36	67,608	0.42	-14.14
rt.ru	57,235	0.35	55,414	0.34	3.03
ovh.net	57,070	0.35	70,693	0.44	-19.47
yandex.ru	55,014	0.34	44,618	0.28	23.00
tele.dk	51,876	0.32	43,158	0.27	19.90
datasync.com	51,341	0.32	59,165	0.37	-13.44
hosteurope.de	50,655	0.31	49,793	0.31	1.48
plusserver.de	49,880	0.31	47,447	0.29	4.87
leaseweb.nl	49,747	0.31	45,385	0.28	9.34
cncnet.net	49,682	0.31	50,808	0.32	-2.46
your-server.de	48,484	0.30	47,530	0.30	1.76
cihost.com	46,749	0.29	34,392	0.21	35.59
guangzhou.gd.cn	46,223	0.29	46,566	0.29	-0.98
dtag.de	45,922	0.28	44,697	0.28	2.49
dn.net	44,469	0.28	41,189	0.26	7.70
namespace4you.de	43,713	0.27	43,598	0.27	0.02
ipx-server.de	43,223	0.27	41,199	0.26	4.65
proxad.net	43,093	0.27	38,070	0.24	12.92
twtelecom.net	42,902	0.27	42,406	0.26	0.92
wcg.net	41,448	0.26	45,013	0.28	-8.15
interq.or.jp	40,531	0.25	39,980	0.25	1.13
eli.net	40,152	0.25	35,567	0.22	12.61
ocn.ad.jp	40,081	0.25	40,432	0.25	-1.11
agarik.com	39,260	0.24	27,217	0.17	43.89
yourhostingaccount.com	37,911	0.23	32,331	0.20	16.97
dns.fz.fj.cn	37,552	0.23	38,637	0.24	-3.05
masterhost.ru	36,599	0.23	33,812	0.21	7.98
clara.net	36,201	0.22	35,965	0.22	0.41
cn.net	35,280	0.22	34,054	0.21	3.34
interbusiness.it	35,037	0.22	35,937	0.22	-2.74
rz-ip.net	34,445	0.21	32,910	0.20	4.41
swbell.net	33,849	0.21	34,088	0.21	-0.95
colt.net	33,589	0.21	44,065	0.27	-23.96
hananet.net	31,966	0.20	34,880	0.22	-8.58
sphere.ad.jp	31,190	0.19	38,788	0.24	-19.79
inode.at	31,014	0.19	30,317	0.19	2.05
twnic.net	30,946	0.19	30,579	0.19	0.95
pair.com	30,836	0.19	30,542	0.19	0.71
widexs.nl	30,834	0.19	30,624	0.19	0.44
kidc.net	30,372	0.19	35,409	0.22	-14.44
earthlink.net	30,093	0.19	54,063	0.34	-44.47
cnc-idc.com	29,763	0.18	39,481	0.25	-24.80
rain.fr	29,753	0.18	31,455	0.20	-5.64
concentric.net	29,739	0.18	29,356	0.18	1.05
pbi.net	28,479	0.18	29,204	0.18	-2.72
bta.net.cn	28,381	0.18	27,755	0.17	2.00
nac.net	28,334	0.18	31,302	0.19	-9.70
zjhzptt.net.cn	27,966	0.17	30,815	0.19	-9.47
xs4all.nl	27,491	0.17	26,874	0.17	2.04
gxn.net	27,108	0.17	20,136	0.12	34.29
inetbone.net	26,457	0.16	34,864	0.22	-24.30
bellsouth.net	26,285	0.16	26,461	0.16	-0.91
cais.com	25,974	0.16	22,883	0.14	13.23
lambdanet.net	25,101	0.16	22,555	0.14	11.01
webfusion.co.uk	24,930	0.15	28,971	0.18	-14.16
amenworld.com	24,724	0.15	24,633	0.15	0.12
uk2.net	24,518	0.15	29,386	0.18	-16.77
vericenter.com	24,499	0.15	7,050	0.04	246.65
localhost	24,326	0.15	35,324	0.22	-31.30
peer1.net	24,231	0.15	24,006	0.15	0.69
servidoresdns.net	24,003	0.15	23,614	0.15	1.40
proserve.nl	23,714	0.15	20,091	0.12	17.74
isdnet.net	22,815	0.14	23,023	0.14	-1.15
nmc1.ptt.js.cn	22,266	0.14	24,408	0.15	-9.00
epidc.co.kr	21,923	0.14	19,743	0.12	10.77
inflow.net	21,922	0.14	19,756	0.12	10.69
ns.embratel.net.br	21,913	0.14	21,905	0.14	-0.21
demon.co.uk	21,910	0.14	21,487	0.13	1.72
easynet.co.uk	20,844	0.13	20,384	0.13	2.00
hinet.net	20,720	0.13	18,440	0.11	12.09
interware.hu	20,625	0.13	19,643	0.12	4.74
geodns.net	20,599	0.13	20,719	0.13	-0.82
valueweb.net	20,530	0.13	21,287	0.13	-3.79
enta.net	20,331	0.13	20,299	0.13	-0.09
iomart.co.uk	20,254	0.13	20,295	0.13	-0.45
dion.ne.jp	20,085	0.12	20,074	0.12	-0.19
fc2.com	20,030	0.12	19,336	0.12	3.33
nacamar.net	19,999	0.12	20,196	0.13	-1.22
ns01.idc.jp	19,929	0.12	19,508	0.12	1.91
mcbone.net	19,761	0.12	19,101	0.12	3.20
ip-plus.net	19,423	0.12	19,387	0.12	-0.06
telia.com	19,119	0.12	19,002	0.12	0.37
rackspace.com	18,972	0.12	17,952	0.11	5.42
gldn.net	18,943	0.12	18,552	0.12	1.86
net.ru	18,895	0.12	17,753	0.11	6.17
rr.com	18,587	0.12	18,296	0.11	1.34
nameservers.net	18,571	0.11	18,382	0.11	0.78
server-dns.com	18,350	0.11	18,404	0.11	-0.54
mycyberhosting.com	17,712	0.11	17,537	0.11	0.75
cninet.co.kr	17,692	0.11	16,942	0.11	4.17
bt.net	17,416	0.11	16,823	0.10	3.27
home.pl	17,380	0.11	16,856	0.10	2.85
ripn.net	17,112	0.11	17,302	0.11	-1.34
b-one-dns.net	16,972	0.11	16,299	0.10	3.87
uol.com.br	16,944	0.10	15,991	0.10	5.70
bellglobal.com	16,924	0.10	16,315	0.10	3.48
magic-moments.com	16,748	0.10	16,898	0.10	-1.13
hm23	16,709	0.10	15,703	0.10	6.14
xlink.net	16,593	0.10	15,702	0.10	5.41
tmag.de	16,588	0.10	16,615	0.10	-0.41
bsve.net	16,574	0.10	18,426	0.11	-10.27
gblx.net	16,503	0.10	16,327	0.10	0.83
pipex.net	16,487	0.10	16,899	0.10	-2.68
vuurwerk.nl	16,408	0.10	16,393	0.10	-0.16
uunet.ca	15,970	0.10	14,861	0.09	7.20
isd-holland.nl	15,946	0.10	15,458	0.10	2.90
cerf.net	15,871	0.10	16,193	0.10	-2.23
komplex.net	15,819	0.10	15,152	0.09	4.14
propagation.net	15,784	0.10	15,235	0.09	3.35
spylog.com	15,621	0.10	13,060	0.08	19.31
dacom.co.kr	15,571	0.10	17,069	0.11	-9.00
softcomca.com	15,241	0.09	15,172	0.09	0.21
uslec.net	15,214	0.09	15,136	0.09	0.27
gngidc.net	15,162	0.09	15,563	0.10	-2.82
kei.pl	15,126	0.09	14,090	0.09	7.09
ameritech.net	14,972	0.09	13,663	0.08	9.31
corbina.net	14,757	0.09	13,627	0.08	8.03
utransit.net	14,729	0.09	13,444	0.08	9.29
usen.ad.jp	14,450	0.09	15,345	0.10	-6.06
kasserver.com	14,365	0.09	13,784	0.09	3.96
v-ns.de	14,365	0.09	15,193	0.09	-5.68
ladot.com	14,291	0.09	14,282	0.09	-0.18
algx.net	13,976	0.09	14,617	0.09	-4.62
evanzo.com	13,687	0.08	13,384	0.08	2.01
splitinfinity.net	13,383	0.08	12,879	0.08	3.66
layeredtech.com	13,377	0.08	13,679	0.08	-2.45
ocn.ne.jp	13,149	0.08	13,045	0.08	0.55
swip.net	13,148	0.08	13,100	0.08	0.12
candidhosting.com	13,074	0.08	13,168	0.08	-0.96
rtcomm.ru	13,029	0.08	12,163	0.08	6.86
inet.it	12,948	0.08	12,412	0.08	4.06
as34305.net	12,666	0.08	12,887	0.08	-1.96
netbenefit.co.uk	12,652	0.08	12,530	0.08	0.72
sunrise.ch	12,521	0.08	12,417	0.08	0.59
verio.de	12,373	0.08	12,464	0.08	-0.97
relcom.ru	12,363	0.08	12,322	0.08	0.09
fastweb.it	12,209	0.08	11,501	0.07	5.89
firstserver.ne.jp	12,137	0.08	11,987	0.07	1.00
ig.com.br	12,110	0.07	11,662	0.07	3.59
activeisp.com	11,810	0.07	12,142	0.08	-2.97
gtei.net	11,556	0.07	11,510	0.07	0.15
elassar.net	11,544	0.07	11,988	0.07	-3.94
home.nl	11,485	0.07	11,240	0.07	1.93
futuro.pl	11,314	0.07	9,765	0.06	15.58
force9.net	11,149	0.07	11,065	0.07	0.51
infoseek.co.jp	11,066	0.07	7,665	0.05	44.01
sserv.net	11,031	0.07	10,818	0.07	1.72
pajo.com	10,934	0.07	10,849	0.07	0.54
zenon.net	10,891	0.07	10,795	0.07	0.64
ttd.net	10,883	0.07	10,742	0.07	1.06
mex.ad.jp	10,823	0.07	10,739	0.07	0.53
covad.com	10,780	0.07	11,305	0.07	-4.88
cnuninet.net	10,755	0.07	11,458	0.07	-6.37
atworks.co.jp	10,696	0.07	10,658	0.07	0.11
trueserver.nl	10,664	0.07	7,753	0.05	37.21
ikp.pl	10,601	0.07	10,590	0.07	-0.14
tac.net	10,444	0.06	10,622	0.07	-1.92
iunet.it	10,388	0.06	10,369	0.06	-0.06
ipipe.net	10,272	0.06	8,051	0.05	27.27
teamnet.net	10,210	0.06	9,555	0.06	6.59
hosting4u.net	10,182	0.06	10,367	0.06	-2.03
uni2.net	10,063	0.06	10,073	0.06	-0.35
datanet.hu	10,041	0.06	9,346	0.06	7.17
netgate.net.nz	9,965	0.06	10,030	0.06	-0.89
oleane.net	9,908	0.06	9,827	0.06	0.58
a.ns.mx	9,818	0.06	9,582	0.06	2.21
cnc-idc.net	9,783	0.06	2,061	0.01	373.50
telus.com	9,749	0.06	7,941	0.05	22.47
nxs.nl	9,745	0.06	6,406	0.04	51.75
songnetworks.se	9,691	0.06	9,605	0.06	0.65
bit.nl	9,682	0.06	9,518	0.06	1.47
hostpoint.ch	9,670	0.06	9,994	0.06	-3.48
secureserver.net	9,571	0.06	9,605	0.06	-0.60
fastdns.de	9,534	0.06	8,961	0.06	6.13
prima.net.ar	9,483	0.06	10,007	0.06	-5.47
server260.com	9,474	0.06	9,098	0.06	3.88
bsdhost.net	9,458	0.06	8,006	0.05	17.85
coop.net	9,455	0.06	9,569	0.06	-1.43
gandi.net	9,407	0.06	9,405	0.06	-0.23
active24.cz	9,389	0.06	9,127	0.06	2.62
completel.fr	9,325	0.06	8,707	0.05	6.83
wxs.nl	9,279	0.06	9,015	0.06	2.67
forpsi.net	9,275	0.06	9,163	0.06	0.97
dnspro.de	9,204	0.06	8,293	0.05	10.71
cableinet.net	9,016	0.06	8,922	0.06	0.80
interia.pl	9,004	0.06	8,771	0.05	2.40
svwh.net	9,004	0.06	9,133	0.06	-1.66
net.edu.cn	9,003	0.06	9,958	0.06	-9.81
nova.net.cn	8,997	0.06	9,066	0.06	-1.01
globix.net	8,997	0.06	9,031	0.06	-0.62
xo.com	8,973	0.06	9,026	0.06	-0.83
scannet2.dk	8,947	0.06	8,964	0.06	-0.44
coxmail.com	8,928	0.06	9,182	0.06	-3.01
westmaster.com	8,906	0.06	9,062	0.06	-1.96
iafrica.com	8,897	0.06	8,832	0.05	0.49
theplanet.net	8,879	0.05	8,343	0.05	6.16
telekom.at	8,862	0.05	8,775	0.05	0.74
terra.com.br	8,777	0.05	8,286	0.05	5.66
viennaweb.at	8,773	0.05	8,321	0.05	5.17
tjantik.dk	8,760	0.05	8,736	0.05	0.03
iadvantage.net.hk	8,738	0.05	8,633	0.05	0.97
psi.net	8,681	0.05	8,646	0.05	0.16
ihost.com	8,677	0.05	8,657	0.05	-0.02
sprint-canada.net	8,628	0.05	8,940	0.06	-3.73
sil.at	8,546	0.05	7,874	0.05	8.27
casablanca.cz	8,510	0.05	7,136	0.04	18.96
seeweb.it	8,440	0.05	8,246	0.05	2.10
artfiles.de	8,407	0.05	7,693	0.05	9.01
t-online.hu	8,355	0.05	7,840	0.05	6.31
primarydns.com	8,345	0.05	9,055	0.06	-8.07
aitcom.net	8,329	0.05	8,487	0.05	-2.10
axelero.hu	8,312	0.05	7,819	0.05	6.04
broadwing.net	8,203	0.05	7,501	0.05	9.09
vsnl.net.in	8,188	0.05	8,301	0.05	-1.60
newnet.co.uk	8,125	0.05	8,106	0.05	-0.01
jay.net	8,099	0.05	7,864	0.05	2.73
cybercity.dk	8,025	0.05	8,035	0.05	-0.37
bellatlantic.net	8,016	0.05	7,938	0.05	0.73
server-home.net	8,010	0.05	8,108	0.05	-1.45
t-online.de	7,983	0.05	7,798	0.05	2.12
bt.com	7,973	0.05	7,940	0.05	0.17
datacenter1.com.br	7,918	0.05	8,095	0.05	-2.43
is.co.za	7,913	0.05	7,757	0.05	1.76
ns4.de	7,861	0.05	7,890	0.05	-0.61

* 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.