Report Description

The ISP Market Share Report analyzes the distribution of web servers in our surveys across different ISPs. By classifying the 13834036 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	Dec 2003 Count*	Dec 2003 %	Nov 2003 Count*	Nov 2003 %	Growth %
gngidc.net	708,038	5.12	276,441	2.09	144.97
uu.net	488,390	3.53	484,319	3.66	-3.55
verio.net	426,588	3.08	418,560	3.16	-2.52
a.dns.jp	376,779	2.72	366,858	2.77	-1.77
schlund.de	305,702	2.21	294,431	2.23	-0.69
sprintlink.net	247,619	1.79	243,409	1.84	-2.70
cogentco.com	241,544	1.75	229,356	1.73	0.73
lacnic.net	225,126	1.63	214,799	1.62	0.24
ev1.net	217,107	1.57	201,592	1.52	3.01
city-guide.com	213,107	1.54	215,980	1.63	-5.63
rackspace.com	202,898	1.47	193,378	1.46	0.35
ns.dns.br	176,869	1.28	168,947	1.28	0.13
above.net	173,923	1.26	168,674	1.27	-1.38
att.net	155,020	1.12	156,810	1.19	-5.45
pnap.net	129,440	0.94	114,932	0.87	7.72
xlink.net	127,593	0.92	125,065	0.95	-2.42
about.com	120,151	0.87	117,848	0.89	-2.49
exodus.net	119,148	0.86	111,068	0.84	2.60
he.net	109,647	0.79	106,960	0.81	-1.95
tera-byte.com	101,875	0.74	97,887	0.74	-0.46
interland.net	95,466	0.69	65,124	0.49	40.21
level3.net	92,805	0.67	84,886	0.64	4.57
qwest.net	90,636	0.66	92,886	0.70	-6.67
secure.net	83,099	0.60	82,105	0.62	-3.20
alabanza.com	76,463	0.55	75,777	0.57	-3.49
org.pl	74,572	0.54	65,208	0.49	9.38
earthlink.net	71,978	0.52	74,480	0.56	-7.57
infoseek.co.jp	71,418	0.52	68,698	0.52	-0.57
pri-dns.de	65,484	0.47	59,040	0.45	6.08
google.com	64,041	0.46	57,479	0.43	6.56
yahoo.com	63,882	0.46	66,662	0.50	-8.34
tpnet.pl	63,609	0.46	65,121	0.49	-6.58
dn.net	61,624	0.45	67,027	0.51	-12.06
wcg.net	61,352	0.44	58,667	0.44	0.02
bellsouth.net	60,765	0.44	61,524	0.46	-5.53
lycos.com	60,762	0.44	59,726	0.45	-2.70
theplanet.com	60,389	0.44	48,656	0.37	18.71
yourhostingaccount.com	59,252	0.43	58,603	0.44	-3.30
nac.net	58,605	0.42	44,418	0.34	26.19
cnc.ac.cn	58,573	0.42	42,654	0.32	31.34
datasync.com	57,269	0.41	49,922	0.38	9.72
eli.net	57,205	0.41	55,557	0.42	-1.52
dialtoneinternet.net	56,729	0.41	56,281	0.43	-3.59
homestead.com	55,296	0.40	54,179	0.41	-2.38
yandex.ru	53,060	0.38	0	0.00	0.00
ig.com.br	52,836	0.38	50,684	0.38	-0.29
viawest.net	52,554	0.38	49,680	0.38	1.18
pair.com	52,211	0.38	49,996	0.38	-0.12
cw.net	49,803	0.36	50,976	0.39	-6.56
spylog.com	49,651	0.36	0	0.00	0.00
dtag.de	49,589	0.36	48,049	0.36	-1.29
valueweb.net	49,173	0.36	47,515	0.36	-1.02
concentric.net	47,098	0.34	45,959	0.35	-1.98
host4u.net	44,696	0.32	44,806	0.34	-4.59
rt.ru	43,666	0.32	43,250	0.33	-3.44
jomax.net	42,062	0.30	37,776	0.29	6.50
demon.co.uk	40,322	0.29	40,657	0.31	-5.14
hostway.net	36,692	0.27	36,189	0.27	-3.03
algx.net	36,451	0.26	15,120	0.11	130.58
pbi.net	36,303	0.26	34,474	0.26	0.72
tele.dk	35,674	0.26	41,174	0.31	-17.13
interbusiness.it	35,509	0.26	35,818	0.27	-5.18
ipowerweb.net	35,276	0.25	35,290	0.27	-4.39
peer1.net	34,134	0.25	33,322	0.25	-2.02
uunet.ca	32,877	0.24	29,125	0.22	7.97
datapipe.net	32,281	0.23	30,744	0.23	0.43
gtei.net	30,519	0.22	30,100	0.23	-3.02
hopone.net	30,499	0.22	29,772	0.23	-2.02
telus.com	30,244	0.22	31,504	0.24	-8.18
twtelecom.net	29,646	0.21	31,145	0.24	-8.96
gnax.net	29,158	0.21	23,900	0.18	16.69
netnation.com	28,580	0.21	26,904	0.20	1.60
netsol.com	28,508	0.21	28,003	0.21	-2.63
dreamhost.com	28,502	0.21	27,395	0.21	-0.49
inflow.net	28,108	0.20	27,107	0.20	-0.82
webfusion.co.uk	28,008	0.20	0	0.00	0.00
affinity.com	27,958	0.20	27,856	0.21	-4.00
sta.net.cn	27,933	0.20	25,645	0.19	4.18
servepath.com	27,783	0.20	25,494	0.19	4.23
ovh.net	27,481	0.20	0	0.00	0.00
rain.fr	27,448	0.20	27,350	0.21	-4.01
remarkablehosting.net	27,221	0.20	26,365	0.20	-1.25
ocn.ad.jp	27,126	0.20	26,443	0.20	-1.88
meganameservers.com	26,849	0.19	26,246	0.20	-2.16
bellglobal.com	26,425	0.19	24,159	0.18	4.62
swbell.net	25,385	0.18	22,182	0.17	9.46
rr.com	25,199	0.18	25,955	0.20	-7.14
interq.or.jp	25,027	0.18	24,543	0.19	-2.47
uk2net.com	24,683	0.18	0	0.00	0.00
maxim.net	24,508	0.18	25,462	0.19	-7.94
cihost.com	24,474	0.18	22,457	0.17	4.24
nacamar.net	24,456	0.18	13,315	0.10	75.67
kornet.net	23,592	0.17	23,315	0.18	-3.22
energis.pl	23,460	0.17	0	0.00	0.00
readyhosting.com	23,213	0.17	23,000	0.17	-3.47
bsdhost.net	22,694	0.16	22,014	0.17	-1.40
aitcom.net	22,264	0.16	22,007	0.17	-3.24
guangzhou.gd.cn	22,090	0.16	19,113	0.14	10.54
gblx.net	22,006	0.16	21,187	0.16	-0.66
splitinfinity.net	21,668	0.16	21,384	0.16	-3.08
namespace4you.de	21,635	0.16	21,402	0.16	-3.31
fibercloud.com	21,510	0.16	17,712	0.13	16.15
propagation.net	21,500	0.16	21,630	0.16	-4.93
localhost	21,449	0.16	20,183	0.15	1.64
cerf.net	21,381	0.15	21,938	0.17	-6.78
in2net.com	20,843	0.15	19,710	0.15	1.14
savvis.net	20,622	0.15	10,542	0.08	87.10
easynet.co.uk	20,533	0.15	20,732	0.16	-5.27
register.com	20,467	0.15	20,223	0.15	-3.20
sphere.ad.jp	20,202	0.15	19,644	0.15	-1.64
theplanet.net	19,934	0.14	19,946	0.15	-4.41
twnic.net	19,845	0.14	19,349	0.15	-1.90
ip-plus.net	19,723	0.14	19,215	0.15	-1.83
pick.net	19,506	0.14	19,431	0.15	-3.99
abac.com	19,192	0.14	18,616	0.14	-1.40
appliedtheory.com	19,182	0.14	20,074	0.15	-8.61
intouch.nl	19,100	0.14	222	0.00	8128.91
harvard.net	18,793	0.14	18,690	0.14	-3.83
hosting4u.net	18,657	0.13	19,505	0.15	-8.51
sagonet.com	18,640	0.13	18,447	0.14	-3.35
telia.com	18,478	0.13	18,743	0.14	-5.71
clara.net	18,338	0.13	17,456	0.13	0.48
ns.embratel.net.br	18,312	0.13	18,043	0.14	-2.93
candidhosting.com	17,984	0.13	15,063	0.11	14.19
netgate.net.nz	17,882	0.13	17,917	0.14	-4.54
broadwing.net	17,584	0.13	17,440	0.13	-3.57
bt.net	17,419	0.13	18,218	0.14	-8.55
sakura.ad.jp	17,416	0.13	16,436	0.12	1.35
vonoc.net	17,247	0.12	17,045	0.13	-3.22
mtu.ru	17,202	0.12	16,854	0.13	-2.38
masterhost.ru	16,957	0.12	0	0.00	0.00
pipex.net	16,927	0.12	17,059	0.13	-5.10
burst.net	16,660	0.12	15,920	0.12	0.09
pwebtech.com	16,163	0.12	14,652	0.11	5.51
dacom.co.kr	16,147	0.12	14,969	0.11	3.17
kidc.net	15,842	0.11	4,835	0.04	213.38
sbcidc.com	15,645	0.11	15,287	0.12	-2.12
4ph.com	15,629	0.11	16,082	0.12	-7.05
web2010.com	15,541	0.11	14,573	0.11	2.00
medem.com	15,539	0.11	15,538	0.12	-4.35
ripn.net	15,454	0.11	15,719	0.12	-5.97
dion.ne.jp	15,377	0.11	14,803	0.11	-0.65
9netave.com	15,249	0.11	15,483	0.12	-5.80
dns.fz.fj.cn	15,180	0.11	814	0.01	1683.65
conepuppy.com	15,092	0.11	15,129	0.11	-4.59
powersurge.net	15,079	0.11	15,397	0.12	-6.33
aspadmin.com	14,964	0.11	15,278	0.12	-6.32
servidoresdns.net	14,893	0.11	0	0.00	0.00
oghost.com.br	14,655	0.11	11,226	0.08	24.86
tierra.net	14,528	0.11	14,371	0.11	-3.31
sfl.net	14,427	0.10	14,099	0.11	-2.13
hinet.net	14,341	0.10	14,282	0.11	-3.96
webcontrolcenter.com	14,294	0.10	13,812	0.10	-1.02
addr.com	14,262	0.10	79	0.00	17166.94
oklahoma.net	14,211	0.10	13,190	0.10	3.05
powweb.com	13,837	0.10	8,684	0.07	52.40
iunet.it	13,693	0.10	13,450	0.10	-2.63
vuurwerk.nl	13,487	0.10	13,491	0.10	-4.38
ns1	13,479	0.10	12,732	0.10	1.26
momentous.ca	13,412	0.10	12,762	0.10	0.52
softcomca.com	13,297	0.10	13,219	0.10	-3.79
sunrise.ch	13,279	0.10	13,289	0.10	-4.43
cnc171.net	13,249	0.10	9,976	0.08	27.02
amenworld.com	13,183	0.10	0	0.00	0.00
vcommerce.com	13,140	0.09	12,948	0.10	-2.94
servint.com	13,063	0.09	11,927	0.09	4.75
0catch.com	12,481	0.09	12,082	0.09	-1.20
fastdns.net	12,424	0.09	12,296	0.09	-3.36
national-net.com	12,256	0.09	12,199	0.09	-3.91
nameservers.net	11,942	0.09	11,440	0.09	-0.16
newaccount.com	11,917	0.09	11,881	0.09	-4.07
globix.net	11,908	0.09	8,479	0.06	34.32
cybercity.dk	11,850	0.09	11,814	0.09	-4.06
uni2.net	11,750	0.08	11,612	0.09	-3.22
geodns.net	11,749	0.08	9,378	0.07	19.83
gldn.net	11,745	0.08	11,384	0.09	-1.32
idc.ad.jp	11,701	0.08	11,815	0.09	-5.28
dellhost.com	11,683	0.08	11,275	0.09	-0.89
psi.ca	11,646	0.08	11,003	0.08	1.23
terra.com.br	11,528	0.08	10,070	0.08	9.49
ttd.net	11,409	0.08	11,240	0.08	-2.92
tiscali.nl	11,362	0.08	11,251	0.09	-3.41
ikp.pl	11,300	0.08	8,781	0.07	23.08
ipworldcom.ca	11,254	0.08	11,460	0.09	-6.07
xo.com	11,208	0.08	11,309	0.09	-5.21
inet.it	11,154	0.08	9,097	0.07	17.27
bta.net.cn	11,137	0.08	10,581	0.08	0.67
interware.hu	11,125	0.08	0	0.00	0.00
mcbone.net	11,074	0.08	10,517	0.08	0.71
covad.net	10,861	0.08	10,473	0.08	-0.81
newedgenetworks.com	10,848	0.08	2,933	0.02	253.75
xs4all.nl	10,802	0.08	10,974	0.08	-5.85
valuehost.ru	10,708	0.08	10,377	0.08	-1.30
tac.net	10,679	0.08	10,807	0.08	-5.49
pajo.com	10,671	0.08	10,528	0.08	-3.06
net.ru	10,667	0.08	10,091	0.08	1.10
fast.net	10,662	0.08	10,589	0.08	-3.70
cybercon.com	10,644	0.08	9,616	0.07	5.87
ladot.com	10,644	0.08	0	0.00	0.00
leodom.net	10,509	0.08	8,585	0.06	17.08
global.net.uk	10,293	0.07	0	0.00	0.00
cwie.net	10,066	0.07	9,871	0.07	-2.47
relcom.ru	9,982	0.07	9,401	0.07	1.56
psi.net	9,976	0.07	9,850	0.07	-3.13
laserlink.net	9,920	0.07	9,548	0.07	-0.63
isdnet.net	9,863	0.07	9,468	0.07	-0.36
di-net.ru	9,843	0.07	0	0.00	0.00
swip.net	9,670	0.07	9,427	0.07	-1.89
cpsoftwaregroup.com	9,668	0.07	9,527	0.07	-2.94
wnclientroot.com	9,554	0.07	9,566	0.07	-4.48
primarydns.com	9,546	0.07	9,167	0.07	-0.40
colt.net	9,382	0.07	14,240	0.11	-36.98
california.net	9,329	0.07	9,332	0.07	-4.39
nl.net	9,232	0.07	7,845	0.06	12.56
vdi.net	9,160	0.07	11,795	0.09	-25.72
gxn.net	9,070	0.07	8,285	0.06	4.71
firstserver.ne.jp	9,047	0.07	8,866	0.07	-2.40
tucows.com	8,974	0.06	223	0.00	3748.96
hrnoc.net	8,967	0.06	9,141	0.07	-6.18
sprintnetops.net	8,935	0.06	8,804	0.07	-2.93
telstra.net	8,913	0.06	8,785	0.07	-2.96
lunarpages.com	8,833	0.06	0	0.00	0.00
advancedaccess.com	8,832	0.06	8,585	0.06	-1.60
oleane.net	8,691	0.06	8,738	0.07	-4.87
t-online.de	8,609	0.06	8,301	0.06	-0.81
voyager.net	8,599	0.06	5,283	0.04	55.68
boca15-verio.com	8,529	0.06	8,599	0.06	-5.13
kei.pl	8,383	0.06	5,745	0.04	39.56
u-net.net	8,369	0.06	8,518	0.06	-6.03
sprint-canada.net	8,336	0.06	7,910	0.06	0.80
atworks.co.jp	8,157	0.06	7,915	0.06	-1.43
ocn.ne.jp	8,143	0.06	7,899	0.06	-1.40
gaoland.net	8,096	0.06	8,191	0.06	-5.46
scarlet-internet.nl	8,095	0.06	6,733	0.05	14.99
choopa.com	8,084	0.06	7,090	0.05	9.05
intermedia.net	8,058	0.06	7,999	0.06	-3.65
web1000.com	8,024	0.06	7,744	0.06	-0.90
vwh1.net	7,953	0.06	8,135	0.06	-6.49
ippro.net	7,933	0.06	7,378	0.06	2.84
netcom.ca	7,923	0.06	8,060	0.06	-5.98
onet.pl	7,916	0.06	0	0.00	0.00
lycos.co.jp	7,906	0.06	7,107	0.05	6.40
leaseweb.nl	7,905	0.06	4,191	0.03	80.40
ns.nic.mx	7,881	0.06	7,812	0.06	-3.51
sprintsvc.net	7,857	0.06	10,004	0.08	-24.88
futuro.pl	7,659	0.06	671	0.01	991.72
bluegravity.com	7,613	0.06	7,513	0.06	-3.08
ampira.com	7,524	0.05	7,367	0.06	-2.32
cent.net	7,505	0.05	7,726	0.06	-7.09
udagdns.net	7,494	0.05	1,349	0.01	431.33

* 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.