Report Description

The ISP Market Share Report analyzes the distribution of web servers in our surveys across different ISPs. By classifying the 15404576 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	May 2004 Count*	May 2004 %	Apr 2004 Count*	Apr 2004 %	Growth %
gngidc.net	759,912	4.93	804,064	5.32	-7.26
uu.net	510,760	3.32	510,345	3.38	-1.79
verio.net	457,810	2.97	448,401	2.97	0.19
a.dns.jp	416,805	2.71	407,137	2.69	0.46
schlund.de	405,774	2.63	389,465	2.58	2.24
cogentco.com	290,294	1.88	272,937	1.81	4.37
sprintlink.net	287,558	1.87	280,387	1.85	0.64
ev1.net	268,624	1.74	258,784	1.71	1.86
lacnic.net	268,221	1.74	263,447	1.74	-0.09
ns.dns.br	214,806	1.39	210,053	1.39	0.35
rackspace.com	206,966	1.34	203,543	1.35	-0.22
above.net	206,011	1.34	201,244	1.33	0.46
savvis.net	194,537	1.26	168,547	1.11	13.26
pnap.net	189,420	1.23	186,369	1.23	-0.26
att.net	151,426	0.98	154,857	1.02	-4.04
xlink.net	138,426	0.90	135,147	0.89	0.51
about.com	130,390	0.85	128,350	0.85	-0.31
theplanet.com	128,606	0.83	111,845	0.74	12.84
level3.net	115,434	0.75	112,810	0.75	0.41
he.net	114,767	0.75	116,873	0.77	-3.64
tera-byte.com	113,992	0.74	112,604	0.74	-0.66
datasync.com	107,984	0.70	94,916	0.63	11.64
org.pl	105,536	0.69	100,586	0.67	2.96
infoseek.co.jp	93,747	0.61	90,619	0.60	1.52
qwest.net	91,196	0.59	92,721	0.61	-3.48
google.com	88,946	0.58	84,656	0.56	3.10
dn.net	84,781	0.55	74,196	0.49	12.13
secure.net	83,198	0.54	83,282	0.55	-1.97
interland.net	82,405	0.53	110,000	0.73	-26.49
alabanza.com	79,720	0.52	79,075	0.52	-1.07
yahoo.com	77,156	0.50	75,005	0.50	0.95
earthlink.net	75,743	0.49	75,680	0.50	-1.79
secureserver.net	74,961	0.49	69,354	0.46	6.06
viawest.net	74,119	0.48	71,667	0.47	1.49
lycos.com	68,709	0.45	67,042	0.44	0.57
yourhostingaccount.com	67,819	0.44	61,584	0.41	8.07
wcg.net	66,517	0.43	57,758	0.38	13.01
tpnet.pl	63,633	0.41	63,478	0.42	-1.63
eli.net	63,102	0.41	60,634	0.40	2.13
proxad.net	62,724	0.41	61,134	0.40	0.68
yandex.ru	61,860	0.40	60,214	0.40	0.81
pri-dns.de	61,367	0.40	58,576	0.39	2.81
cnc.ac.cn	60,582	0.39	65,036	0.43	-8.59
homestead.com	60,477	0.39	59,531	0.39	-0.31
ig.com.br	59,854	0.39	58,833	0.39	-0.17
fasthosts.net.uk	59,755	0.39	58,607	0.39	0.05
nac.net	58,907	0.38	60,747	0.40	-4.84
candidhosting.com	58,071	0.38	60,504	0.40	-5.82
dialtoneinternet.net	57,712	0.37	45,010	0.30	25.82
valueweb.net	56,917	0.37	55,807	0.37	0.08
your-server.de	55,259	0.36	52,326	0.35	3.63
spylog.com	55,197	0.36	54,189	0.36	-0.04
pair.com	54,854	0.36	54,125	0.36	-0.55
dtag.de	53,325	0.35	52,697	0.35	-0.70
ipowerweb.net	51,743	0.34	48,992	0.32	3.64
concentric.net	50,616	0.33	49,978	0.33	-0.62
rt.ru	50,603	0.33	50,145	0.33	-0.97
gnax.net	49,075	0.32	47,127	0.31	2.19
managed.com	47,023	0.31	37,654	0.25	22.55
sta.net.cn	45,442	0.29	43,354	0.29	2.86
telus.com	44,191	0.29	43,189	0.29	0.41
host4u.net	43,699	0.28	43,233	0.29	-0.81
hopone.net	41,359	0.27	39,643	0.26	2.38
servepath.com	40,696	0.26	39,197	0.26	1.88
peer1.net	40,455	0.26	39,420	0.26	0.71
demon.co.uk	39,496	0.26	39,464	0.26	-1.79
guangzhou.gd.cn	39,418	0.26	37,770	0.25	2.41
twtelecom.net	39,144	0.25	36,779	0.24	4.44
hostway.net	38,946	0.25	38,403	0.25	-0.48
tele.dk	37,434	0.24	37,187	0.25	-1.22
kornet.net	37,381	0.24	26,611	0.18	37.85
technorail.com	37,139	0.24	1	0.00	3644385.89
pbi.net	36,657	0.24	36,188	0.24	-0.60
datapipe.net	36,480	0.24	35,257	0.23	1.53
interbusiness.it	36,337	0.24	36,859	0.24	-3.26
netnation.com	35,863	0.23	34,022	0.23	3.44
inflow.net	35,314	0.23	28,087	0.19	23.38
uunet.ca	35,260	0.23	34,851	0.23	-0.72
ovh.net	35,143	0.23	34,450	0.23	0.10
hosteurope.de	34,735	0.23	6,834	0.05	398.77
widexs.nl	34,709	0.23	34,297	0.23	-0.69
dreamhost.com	34,236	0.22	33,107	0.22	1.48
netsol.com	32,963	0.21	32,156	0.21	0.59
webfusion.co.uk	32,196	0.21	31,124	0.21	1.51
rr.com	31,128	0.20	28,839	0.19	5.92
meganameservers.com	30,907	0.20	29,253	0.19	3.68
localhost	30,534	0.20	29,949	0.20	0.05
energis.pl	29,933	0.19	199	0.00	14660.57
ocn.ad.jp	29,269	0.19	29,527	0.20	-2.73
clara.net	28,641	0.19	27,918	0.18	0.67
rain.fr	28,129	0.18	28,002	0.19	-1.42
interq.or.jp	27,891	0.18	27,279	0.18	0.33
affinity.com	27,791	0.18	27,594	0.18	-1.17
national-net.com	27,786	0.18	25,540	0.17	6.76
swbell.net	27,768	0.18	28,427	0.19	-4.14
colt.net	27,649	0.18	25,213	0.17	7.61
telia.com	27,273	0.18	26,725	0.18	0.14
remarkablehosting.net	27,231	0.18	27,198	0.18	-1.75
namespace4you.de	27,045	0.18	26,089	0.17	1.73
fibercloud.com	26,699	0.17	26,637	0.18	-1.64
bsdhost.net	26,091	0.17	25,562	0.17	0.16
gtei.net	25,971	0.17	26,183	0.17	-2.66
cgocable.net	25,819	0.17	25,463	0.17	-0.50
oghost.com.br	25,226	0.16	23,376	0.15	5.90
nxs.nl	25,117	0.16	13,043	0.09	88.97
komplex.net	25,104	0.16	24,603	0.16	0.13
cihost.com	24,359	0.16	24,748	0.16	-3.41
bellglobal.com	24,075	0.16	24,242	0.16	-2.55
readyhosting.com	23,218	0.15	23,132	0.15	-1.50
bellsouth.net	23,132	0.15	40,174	0.27	-43.50
in2net.com	23,050	0.15	22,131	0.15	2.21
propagation.net	22,698	0.15	23,031	0.15	-3.29
splitinfinity.net	22,591	0.15	22,494	0.15	-1.45
bta.net.cn	22,571	0.15	14,391	0.10	53.91
aitcom.net	22,442	0.15	21,091	0.14	4.42
abac.com	22,348	0.15	22,365	0.15	-1.94
sakura.ad.jp	22,346	0.15	21,054	0.14	4.15
gblx.net	22,328	0.14	25,794	0.17	-15.06
nacamar.net	22,155	0.14	22,883	0.15	-4.99
appliedtheory.com	22,106	0.14	21,633	0.14	0.28
masterhost.ru	22,106	0.14	21,089	0.14	2.86
register.com	21,920	0.14	21,616	0.14	-0.49
broadwing.net	21,721	0.14	21,614	0.14	-1.38
plusserver.de	21,503	0.14	16,838	0.11	25.32
twnic.net	21,349	0.14	20,750	0.14	0.96
pwebtech.com	21,330	0.14	21,196	0.14	-1.25
sphere.ad.jp	21,137	0.14	21,118	0.14	-1.78
maxim.net	21,088	0.14	24,031	0.16	-13.89
easynet.co.uk	20,630	0.13	20,138	0.13	0.53
webcontrolcenter.com	20,447	0.13	19,695	0.13	1.88
ns.embratel.net.br	20,344	0.13	21,584	0.14	-7.51
theplanet.net	19,946	0.13	19,861	0.13	-1.45
ip-plus.net	19,707	0.13	19,724	0.13	-1.95
mtu.ru	19,152	0.12	19,014	0.13	-1.16
innovationline.ch	18,913	0.12	18,248	0.12	1.71
bt.net	18,820	0.12	18,406	0.12	0.34
inode.at	18,576	0.12	17,702	0.12	2.98
vonoc.net	18,489	0.12	17,998	0.12	0.81
mediadesign.nl	18,374	0.12	18,350	0.12	-1.74
ucpag.com	18,187	0.12	16,427	0.11	8.64
powweb.com	18,144	0.12	17,486	0.12	1.82
powersurge.net	18,103	0.12	16,822	0.11	5.60
cncnet.net	18,054	0.12	17,282	0.11	2.51
algx.net	17,828	0.12	18,982	0.13	-7.83
netgate.net.nz	17,603	0.11	17,206	0.11	0.40
pick.net	17,472	0.11	17,420	0.12	-1.58
burst.net	17,387	0.11	17,432	0.12	-2.12
pipex.net	17,166	0.11	15,757	0.10	6.91
harvard.net	17,109	0.11	17,667	0.12	-4.97
interware.hu	17,017	0.11	15,424	0.10	8.27
servidoresdns.net	17,003	0.11	16,581	0.11	0.63
kidc.net	16,862	0.11	15,505	0.10	6.72
amenworld.com	16,860	0.11	16,636	0.11	-0.55
dion.ne.jp	16,776	0.11	16,429	0.11	0.20
terra.com.br	16,648	0.11	15,620	0.10	4.59
sbcidc.com	16,620	0.11	16,370	0.11	-0.37
choopa.com	16,517	0.11	13,250	0.09	22.33
ripn.net	16,486	0.11	16,504	0.11	-1.98
hosting4u.net	16,425	0.11	3,592	0.02	348.72
web2010.com	16,221	0.11	16,335	0.11	-2.55
hinet.net	16,188	0.11	15,878	0.11	0.05
4ph.com	16,167	0.10	15,989	0.11	-0.78
cybercon.com	16,120	0.10	16,014	0.11	-1.22
serve.co.uk	16,109	0.10	15,937	0.11	-0.81
dacom.co.kr	15,979	0.10	15,883	0.11	-1.28
gldn.net	15,913	0.10	13,416	0.09	16.40
medem.com	15,820	0.10	15,779	0.10	-1.61
tierra.net	15,737	0.10	17,596	0.12	-12.24
ns1	15,489	0.10	14,548	0.10	4.48
primarydns.com	15,440	0.10	13,662	0.09	10.90
lunarpages.com	15,221	0.10	14,001	0.09	6.68
sfl.net	15,168	0.10	15,006	0.10	-0.81
donhost.co.uk	15,116	0.10	14,815	0.10	0.12
server-dns.com	15,063	0.10	2,515	0.02	487.73
zjhzptt.net.cn	15,034	0.10	16,386	0.11	-9.97
gxn.net	14,904	0.10	13,783	0.09	6.11
aspadmin.com	14,890	0.10	14,706	0.10	-0.64
0catch.com	14,776	0.10	14,349	0.09	1.05
mcbone.net	14,714	0.10	14,482	0.10	-0.30
psi.ca	14,580	0.09	14,140	0.09	1.18
proserve.nl	14,555	0.09	14,997	0.10	-4.76
fastdns.net	14,546	0.09	14,047	0.09	1.62
vuurwerk.nl	14,516	0.09	14,361	0.10	-0.81
addr.com	14,452	0.09	13,914	0.09	1.93
9netave.com	14,039	0.09	14,262	0.09	-3.40
dns1.fz.fj.cn	14,027	0.09	14,270	0.09	-3.54
servint.com	14,001	0.09	14,158	0.09	-2.96
ikp.pl	13,921	0.09	13,700	0.09	-0.29
softcomca.com	13,860	0.09	13,661	0.09	-0.44
oklahoma.net	13,803	0.09	14,588	0.10	-7.15
vcommerce.com	13,613	0.09	13,564	0.09	-1.51
conepuppy.com	13,554	0.09	13,887	0.09	-4.22
ipx-server.de	13,470	0.09	12,166	0.08	8.65
leodom.net	13,421	0.09	10,278	0.07	28.14
leaseweb.nl	13,354	0.09	11,689	0.08	12.11
nameservers.net	13,187	0.09	12,812	0.08	1.00
globix.net	13,117	0.09	10,579	0.07	21.67
sunrise.ch	12,938	0.08	13,492	0.09	-5.90
sagonet.com	12,928	0.08	13,049	0.09	-2.78
geodns.net	12,908	0.08	13,458	0.09	-5.88
hivelocity.net	12,841	0.08	11,917	0.08	5.74
virtualxs.com	12,813	0.08	16,312	0.11	-22.92
udagdns.net	12,765	0.08	11,716	0.08	6.92
fastweb.it	12,733	0.08	12,918	0.09	-3.27
adcip.net	12,695	0.08	12,601	0.08	-1.14
tmag.de	12,625	0.08	12,441	0.08	-0.42
inet.it	12,591	0.08	12,450	0.08	-0.76
xs4all.nl	12,215	0.08	11,869	0.08	0.99
net.ru	12,100	0.08	11,727	0.08	1.25
momentous.ca	12,076	0.08	12,673	0.08	-6.49
tiscali.nl	12,038	0.08	11,796	0.08	0.14
enta.net	11,987	0.08	11,369	0.08	3.47
uni2.net	11,922	0.08	11,759	0.08	-0.51
isdnet.net	11,912	0.08	11,454	0.08	2.05
relcom.ru	11,814	0.08	11,315	0.07	2.46
forest.net	11,739	0.08	10,988	0.07	4.84
valuehost.ru	11,709	0.08	11,699	0.08	-1.79
xo.com	11,423	0.07	11,665	0.08	-3.90
server29	11,374	0.07	9,797	0.06	13.93
home.pl	11,342	0.07	11,154	0.07	-0.22
cybercity.dk	11,331	0.07	11,260	0.07	-1.25
allstream.com	11,301	0.07	11,256	0.07	-1.48
inetbone.net	11,197	0.07	10,233	0.07	7.38
pajo.com	11,186	0.07	11,127	0.07	-1.35
di-net.ru	11,184	0.07	11,335	0.07	-3.18
ttd.net	11,139	0.07	11,248	0.07	-2.82
advancedaccess.com	11,128	0.07	10,585	0.07	3.16
newedgenetworks.com	11,081	0.07	10,782	0.07	0.85
ns	11,044	0.07	10,768	0.07	0.65
coop.net	10,882	0.07	10,691	0.07	-0.12
tac.net	10,842	0.07	10,747	0.07	-1.00
futuro.pl	10,825	0.07	10,247	0.07	3.67
onet.pl	10,789	0.07	10,118	0.07	4.64
cerf.net	10,754	0.07	10,503	0.07	0.48
rackforce.com	10,737	0.07	0	0.00	0.00
yipes.com	10,733	0.07	9,206	0.06	14.41
newaccount.com	10,720	0.07	10,869	0.07	-3.21
nmc1.ptt.js.cn	10,662	0.07	10,169	0.07	2.89
psi.net	10,607	0.07	10,576	0.07	-1.58
swip.net	10,425	0.07	10,072	0.07	1.57
hrnoc.net	10,362	0.07	10,108	0.07	0.60
covad.com	10,326	0.07	11,331	0.07	-10.57
netbenefit.co.uk	10,241	0.07	9,973	0.07	0.77
cpsoftwaregroup.com	10,223	0.07	10,151	0.07	-1.17
kei.pl	10,174	0.07	9,872	0.07	1.13
isdn.net	9,997	0.06	2,016	0.01	386.61
activeisp.com	9,921	0.06	9,768	0.06	-0.33
california.net	9,906	0.06	9,652	0.06	0.71
t-online.de	9,875	0.06	9,635	0.06	0.58
speakeasy.net	9,812	0.06	5,849	0.04	64.62

* 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.