Report Description

The ISP Market Share Report analyzes the distribution of web servers in our surveys across different ISPs. By classifying the 23406960 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	Feb 2005 Count*	Feb 2005 %	Jan 2005 Count*	Jan 2005 %	Growth %
hosteurope.de	2,385,811	10.19	38,902	0.19	5278.07
dns.kr	1,215,018	5.19	1,382,492	6.74	-22.93
gngidc.net	625,544	2.67	804,388	3.92	-31.80
schlund.de	572,716	2.45	551,744	2.69	-8.97
a.dns.jp	553,521	2.36	542,614	2.64	-10.54
uu.net	521,565	2.23	524,044	2.55	-12.72
verio.net	483,907	2.07	553,956	2.70	-23.40
sprintlink.net	460,545	1.97	431,348	2.10	-6.37
theplanet.com	420,287	1.80	397,387	1.94	-7.25
lacnic.net	400,272	1.71	354,041	1.72	-0.86
a.dns.br	313,280	1.34	268,461	1.31	2.33
primekom.net	289,225	1.24	229,847	1.12	10.35
datasync.com	276,599	1.18	247,058	1.20	-1.82
pnap.net	274,247	1.17	261,800	1.28	-8.14
epidc.co.kr	270,678	1.16	266,825	1.30	-11.04
agarik.com	185,107	0.79	148,145	0.72	9.57
ucpag.com	178,846	0.76	165,055	0.80	-4.98
org.pl	164,075	0.70	160,264	0.78	-10.22
level3.net	147,876	0.63	143,071	0.70	-9.36
att.net	144,500	0.62	138,934	0.68	-8.79
cogentco.com	137,466	0.59	143,114	0.70	-15.77
dn.net	117,498	0.50	112,861	0.55	-8.70
infoseek.co.jp	115,520	0.49	113,964	0.56	-11.11
your-server.de	107,809	0.46	99,853	0.49	-5.32
interland.net	96,905	0.41	86,434	0.42	-1.68
sta.net.cn	94,622	0.40	77,101	0.38	7.62
above.net	91,137	0.39	88,696	0.43	-9.89
secure.net	90,260	0.39	90,094	0.44	-12.15
rackspace.com	89,314	0.38	12,181	0.06	542.98
qwest.net	89,282	0.38	92,822	0.45	-15.65
wcg.net	88,503	0.38	87,189	0.42	-10.99
savvis.net	84,020	0.36	82,188	0.40	-10.35
proxad.net	79,627	0.34	70,843	0.35	-1.43
ig.com.br	77,090	0.33	75,724	0.37	-10.73
fasthosts.net.uk	76,154	0.33	76,178	0.37	-12.34
alabanza.com	73,601	0.31	74,436	0.36	-13.29
kornet.net	72,048	0.31	67,654	0.33	-6.61
homestead.com	70,963	0.30	70,014	0.34	-11.12
yourhostingaccount.com	70,538	0.30	70,424	0.34	-12.17
ovh.net	67,253	0.29	64,381	0.31	-8.40
tpnet.pl	66,830	0.29	66,164	0.32	-11.42
spylog.com	66,114	0.28	65,108	0.32	-10.95
twtelecom.net	64,968	0.28	62,227	0.30	-8.44
cnc.ac.cn	61,972	0.26	57,932	0.28	-6.19
pri-dns.de	60,128	0.26	59,559	0.29	-11.47
technorail.com	56,060	0.24	0	0.00	0.00
rt.ru	55,965	0.24	52,085	0.25	-5.78
nxs.nl	55,883	0.24	44,427	0.22	10.30
earthlink.net	54,683	0.23	54,628	0.27	-12.22
colt.net	54,548	0.23	53,048	0.26	-9.83
sphere.ad.jp	53,475	0.23	51,091	0.25	-8.22
bta.net.cn	52,272	0.22	30,852	0.15	48.58
oghost.com.br	51,653	0.22	49,579	0.24	-8.64
eli.net	50,457	0.22	49,111	0.24	-9.90
hananet.net	50,044	0.21	30,475	0.15	44.00
interbusiness.it	49,531	0.21	44,157	0.22	-1.64
dtag.de	48,392	0.21	57,170	0.28	-25.77
webfusion.co.uk	43,481	0.19	43,342	0.21	-12.03
energis.pl	43,158	0.18	42,156	0.21	-10.22
cncnet.net	42,917	0.18	45,226	0.22	-16.78
terra.com.br	41,973	0.18	3,165	0.02	1062.94
uunet.ca	41,533	0.18	71,586	0.35	-49.12
tele.dk	40,204	0.17	39,653	0.19	-11.09
swbell.net	39,962	0.17	39,434	0.19	-11.13
masterhost.ru	39,734	0.17	38,459	0.19	-9.40
demon.co.uk	38,899	0.17	39,087	0.19	-12.73
dns.fz.fj.cn	38,626	0.17	33,937	0.17	-0.19
sakura.ad.jp	38,085	0.16	42,429	0.21	-21.29
ocn.ad.jp	37,975	0.16	37,607	0.18	-11.45
namespace4you.de	37,966	0.16	2,913	0.01	1042.92
lan.ch	37,193	0.16	21,277	0.10	53.29
plusserver.de	37,150	0.16	35,302	0.17	-7.72
interq.or.jp	36,714	0.16	36,033	0.18	-10.65
cn.net	36,064	0.15	29,314	0.14	7.89
ipx-server.de	34,628	0.15	33,197	0.16	-8.53
bsdhost.net	34,044	0.15	33,169	0.16	-9.99
clara.net	33,888	0.14	34,242	0.17	-13.21
rain.fr	32,957	0.14	31,340	0.15	-7.78
guangzhou.gd.cn	32,558	0.14	28,697	0.14	-0.51
pbi.net	31,637	0.14	32,229	0.16	-13.92
leaseweb.nl	31,296	0.13	28,665	0.14	-4.26
widexs.nl	30,491	0.13	33,986	0.17	-21.33
telia.com	30,200	0.13	30,709	0.15	-13.76
komplex.net	29,355	0.13	28,890	0.14	-10.90
pair.com	29,288	0.13	29,243	0.14	-12.17
twnic.net	29,245	0.12	28,885	0.14	-11.21
proserve.nl	28,992	0.12	25,494	0.12	-0.28
servercove.com	28,555	0.12	27,271	0.13	-8.18
nildram.co.uk	28,513	0.12	24,479	0.12	2.14
concentric.net	28,055	0.12	28,141	0.14	-12.58
broadwing.net	27,203	0.12	26,552	0.13	-10.16
cihost.com	27,167	0.12	27,497	0.13	-13.36
interware.hu	27,035	0.12	29,279	0.14	-19.03
bellsouth.net	26,645	0.11	26,538	0.13	-11.95
telus.com	26,557	0.11	26,069	0.13	-10.67
colosseum.com	26,183	0.11	24,081	0.12	-4.65
inode.at	25,996	0.11	24,217	0.12	-5.87
inetbone.net	25,836	0.11	24,862	0.12	-8.87
readyhosting.com	25,565	0.11	25,472	0.12	-11.99
ns.embratel.net.br	25,432	0.11	25,392	0.12	-12.17
amenworld.com	25,343	0.11	23,427	0.11	-5.14
splitinfinity.net	25,104	0.11	24,769	0.12	-11.12
inflow.net	25,003	0.11	24,367	0.12	-10.02
cnc-idc.com	24,505	0.10	7,521	0.04	185.72
kidc.net	24,475	0.10	26,238	0.13	-18.20
virtualxs.com	24,414	0.10	31,436	0.15	-31.90
rr.com	23,394	0.10	22,754	0.11	-9.84
prima.net.ar	23,079	0.10	22,522	0.11	-10.14
valueweb.net	22,942	0.10	23,114	0.11	-12.96
bsve.net	22,425	0.10	22,551	0.11	-12.80
mtu.ru	22,197	0.09	22,267	0.11	-12.58
nmc1.ptt.js.cn	22,153	0.09	24,141	0.12	-19.53
0catch.com	22,022	0.09	21,367	0.10	-9.62
bt.net	21,885	0.09	21,416	0.10	-10.39
nac.net	21,522	0.09	20,150	0.10	-6.34
xs4all.nl	21,459	0.09	20,034	0.10	-6.07
servidoresdns.net	21,414	0.09	20,699	0.10	-9.28
nacamar.net	21,124	0.09	21,138	0.10	-12.37
elkhouse.de	20,897	0.09	18,766	0.09	-2.35
novaxess.nl	20,727	0.09	20,049	0.10	-9.34
ip-plus.net	20,565	0.09	20,784	0.10	-13.23
innovationline.ch	20,390	0.09	20,904	0.10	-14.46
rz-ip.net	20,277	0.09	17,921	0.09	-0.78
appliedtheory.com	20,270	0.09	20,255	0.10	-12.24
bellglobal.com	20,247	0.09	19,795	0.10	-10.31
spray.net	20,225	0.09	18,678	0.09	-5.04
gldn.net	20,144	0.09	19,669	0.10	-10.19
cais.com	19,928	0.09	17,706	0.09	-1.30
easynet.co.uk	19,461	0.08	22,182	0.11	-23.06
uk2.net	19,455	0.08	19,195	0.09	-11.12
dada.it	19,455	0.08	19,198	0.09	-11.13
dion.ne.jp	19,332	0.08	19,145	0.09	-11.45
enta.net	19,211	0.08	18,945	0.09	-11.08
hinet.net	19,088	0.08	18,853	0.09	-11.21
netgate.net.nz	19,080	0.08	18,949	0.09	-11.70
orc.ru	18,833	0.08	18,207	0.09	-9.29
gblx.net	18,640	0.08	20,101	0.10	-18.68
donhost.co.uk	18,623	0.08	18,273	0.09	-10.63
elim.net	18,352	0.08	15,127	0.07	6.39
zjhzptt.net.cn	18,264	0.08	18,540	0.09	-13.61
geodns.net	18,202	0.08	17,794	0.09	-10.30
jmsp.net	18,168	0.08	4,835	0.02	229.51
nameservers.net	17,842	0.08	17,623	0.09	-11.22
theplanet.net	17,777	0.08	18,024	0.09	-13.51
ripn.net	17,732	0.08	17,300	0.08	-10.12
localhost	17,678	0.08	16,984	0.08	-8.72
pipex.net	17,592	0.08	17,602	0.09	-12.36
isdnet.net	17,552	0.07	16,609	0.08	-7.33
magic-moments.com	17,468	0.07	17,035	0.08	-10.08
mcbone.net	17,412	0.07	17,125	0.08	-10.84
newedgenetworks.com	17,333	0.07	16,768	0.08	-9.35
interia.pl	17,165	0.07	16,724	0.08	-10.00
peer1.net	17,118	0.07	16,090	0.08	-6.70
dacom.co.kr	16,885	0.07	17,593	0.09	-15.84
lambdanet.net	16,847	0.07	16,266	0.08	-9.18
home.pl	16,373	0.07	16,026	0.08	-10.41
vuurwerk.nl	16,207	0.07	16,065	0.08	-11.53
kasserver.com	15,947	0.07	14,904	0.07	-6.17
medem.com	15,936	0.07	15,967	0.08	-12.48
di-net.ru	15,865	0.07	15,371	0.07	-9.49
inet.it	15,332	0.07	15,178	0.07	-11.42
fc2.com	15,233	0.07	14,649	0.07	-8.81
gxn.net	15,176	0.06	15,124	0.07	-12.01
uol.com.br	15,016	0.06	14,235	0.07	-7.50
softcomca.com	14,946	0.06	14,938	0.07	-12.26
futuro.pl	14,938	0.06	15,223	0.07	-13.95
algx.net	14,860	0.06	15,153	0.07	-14.00
tmag.de	14,813	0.06	0	0.00	0.00
server-dns.com	14,782	0.06	18,023	0.09	-28.08
v-ns.de	14,683	0.06	13,414	0.07	-4.01
hm23	14,590	0.06	14,172	0.07	-9.72
cnuninet.net	14,495	0.06	14,702	0.07	-13.54
addr.com	14,462	0.06	14,407	0.07	-11.97
cerf.net	14,417	0.06	13,864	0.07	-8.81
kei.pl	14,095	0.06	13,957	0.07	-11.44
valuehost.ru	14,024	0.06	14,092	0.07	-12.73
mycyberhosting.com	13,913	0.06	13,138	0.06	-7.13
ladot.com	13,783	0.06	13,404	0.07	-9.83
covad.com	13,623	0.06	13,551	0.07	-11.84
b-one-dns.net	13,334	0.06	0	0.00	0.00
verio.de	13,256	0.06	13,483	0.07	-13.78
uslec.net	13,246	0.06	1,722	0.01	574.55
tiscali.nl	13,221	0.06	13,192	0.06	-12.11
relcom.ru	12,948	0.06	12,688	0.06	-10.51
sunrise.ch	12,892	0.06	12,817	0.06	-11.79
corbina.net	12,891	0.06	12,372	0.06	-8.63
iliad.fr	12,470	0.05	4,053	0.02	169.81
cecom.cz	12,459	0.05	4,856	0.02	124.99
candidhosting.com	12,383	0.05	11,644	0.06	-6.74
swip.net	12,228	0.05	12,122	0.06	-11.54
isd-holland.nl	12,227	0.05	11,059	0.05	-3.05
ocn.ne.jp	12,158	0.05	11,936	0.06	-10.68
t-online.de	12,153	0.05	11,879	0.06	-10.28
tiscalinet.it	12,143	0.05	11,995	0.06	-11.23
ameritech.net	12,124	0.05	11,918	0.06	-10.79
maxim.net	12,053	0.05	10,899	0.05	-3.02
ikp.pl	11,987	0.05	14,379	0.07	-26.90
gtei.net	11,753	0.05	10,496	0.05	-1.81
nextlevelinternet.com	11,574	0.05	10,316	0.05	-1.61
netbenefit.co.uk	11,499	0.05	10,994	0.05	-8.28
firstserver.ne.jp	11,494	0.05	11,373	0.06	-11.37
propagation.net	11,424	0.05	12,618	0.06	-20.61
serverbeach.com	11,420	0.05	11,357	0.06	-11.82
activeisp.com	11,401	0.05	11,306	0.06	-11.57
psi.net	11,336	0.05	11,187	0.05	-11.14
xlink.net	11,201	0.05	10,143	0.05	-3.16
sserv.net	11,135	0.05	10,834	0.05	-9.87
usen.ad.jp	11,076	0.05	8,637	0.04	12.46
ttd.net	11,006	0.05	10,964	0.05	-11.97
siberia.net	10,960	0.05	10,433	0.05	-7.88
hosting4u.net	10,887	0.05	10,921	0.05	-12.58
evanzo.com	10,845	0.05	10,045	0.05	-5.32
mex.ad.jp	10,831	0.05	10,587	0.05	-10.29
tac.net	10,697	0.05	10,548	0.05	-11.07
force9.net	10,593	0.05	10,457	0.05	-11.17
sprint-canada.net	10,583	0.05	10,644	0.05	-12.81
uni2.net	10,555	0.05	10,439	0.05	-11.33
globaleurope.net	10,473	0.04	9,057	0.04	1.40
primarydns.com	10,472	0.04	10,359	0.05	-11.35
sprintnetops.net	10,225	0.04	10,169	0.05	-11.82
atworks.co.jp	10,188	0.04	10,150	0.05	-11.98
iunet.it	10,158	0.04	10,365	0.05	-14.06
home.nl	10,088	0.04	9,535	0.05	-7.22
net.ru	10,060	0.04	10,547	0.05	-16.36
secureserver.net	9,971	0.04	9,822	0.05	-10.98
songnetworks.se	9,937	0.04	10,242	0.05	-14.92
ns	9,853	0.04	9,588	0.05	-9.88
zenon.net	9,802	0.04	9,646	0.05	-10.89
isp-thailand.com	9,748	0.04	8,938	0.04	-4.36
unifiedweb.net	9,704	0.04	8,319	0.04	2.29
uk2net.com	9,703	0.04	9,754	0.05	-12.77
westnet.net	9,649	0.04	9,401	0.05	-9.99
aitcom.net	9,544	0.04	9,933	0.05	-15.74
bielsko.pl	9,531	0.04	8,882	0.04	-5.90
aleron.net	9,507	0.04	8,729	0.04	-4.49
oleane.net	9,499	0.04	9,278	0.05	-10.22
gandi.net	9,449	0.04	9,345	0.05	-11.33
ns.nic.mx	9,425	0.04	9,386	0.05	-11.94
cwidc.net	9,397	0.04	8,981	0.04	-8.25
coxmail.com	9,353	0.04	8,528	0.04	-3.82
fastweb.it	9,342	0.04	8,894	0.04	-7.89
aunet.ne.kr	9,286	0.04	8,587	0.04	-5.17
worknetinc.com	9,192	0.04	8,885	0.04	-9.28
idc.ad.jp	9,125	0.04	9,219	0.04	-13.20
globix.net	9,052	0.04	9,029	0.04	-12.08
datacenter1.com.br	9,044	0.04	9,189	0.04	-13.69
net.edu.cn	8,885	0.04	8,639	0.04	-9.81
cableinet.net	8,827	0.04	8,942	0.04	-13.44
pajo.com	8,756	0.04	8,653	0.04	-11.26
euroaccess.nl	8,714	0.04	1,004	0.00	661.11

* 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.