Report Description

The ISP Market Share Report analyzes the distribution of web servers in our surveys across different ISPs. By classifying the 17649744 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 2005 Count*	Dec 2005 %	Nov 2005 Count*	Nov 2005 %	Growth %
schlund.de	680,889	3.86	649,775	3.81	1.36
theplanet.com	518,788	2.94	538,891	3.16	-6.88
a.dns.jp	504,108	2.86	479,015	2.81	1.79
verio.net	284,304	1.61	281,914	1.65	-2.45
lacnic.net	265,203	1.50	251,212	1.47	2.11
dns.kr	253,964	1.44	252,121	1.48	-2.57
uu.net	213,258	1.21	214,300	1.26	-3.74
sprintlink.net	184,040	1.04	157,740	0.92	12.85
a.dns.br	177,342	1.00	166,411	0.97	3.08
pnap.net	138,483	0.78	115,171	0.67	16.30
cogentco.com	134,445	0.76	126,772	0.74	2.58
att.net	128,975	0.73	124,927	0.73	-0.14
level3.net	126,968	0.72	126,775	0.74	-3.13
cnc.ac.cn	102,906	0.58	95,195	0.56	4.56
savvis.net	94,355	0.53	93,507	0.55	-2.40
sakura.ad.jp	94,152	0.53	85,253	0.50	6.82
secure.net	90,597	0.51	89,385	0.52	-1.96
qwest.net	89,193	0.51	88,353	0.52	-2.35
sta.net.cn	85,139	0.48	85,172	0.50	-3.31
fasthosts.net.uk	83,725	0.47	79,426	0.47	1.96
technorail.com	83,423	0.47	79,320	0.46	1.73
interland.net	79,186	0.45	53,848	0.32	42.24
your-server.de	71,468	0.40	62,652	0.37	10.34
alabanza.com	70,796	0.40	70,148	0.41	-2.38
peer1.net	65,574	0.37	48,427	0.28	30.98
datasync.com	64,415	0.36	42,626	0.25	46.17
tpnet.pl	63,298	0.36	56,862	0.33	7.67
ovh.net	62,947	0.36	58,984	0.35	3.23
rt.ru	61,428	0.35	61,209	0.36	-2.93
cncnet.net	61,041	0.35	57,054	0.33	3.49
hosteurope.de	59,392	0.34	56,171	0.33	2.27
leaseweb.nl	58,973	0.33	53,298	0.31	7.03
pri-dns.de	58,884	0.33	59,608	0.35	-4.45
yandex.ru	58,823	0.33	59,051	0.35	-3.65
guangzhou.gd.cn	56,628	0.32	55,371	0.32	-1.08
proxad.net	54,995	0.31	52,165	0.31	1.97
kornet.net	54,018	0.31	60,412	0.35	-13.51
tele.dk	52,208	0.30	51,642	0.30	-2.21
namespace4you.de	50,849	0.29	48,447	0.28	1.52
dtag.de	49,223	0.28	47,962	0.28	-0.73
plusserver.de	48,424	0.27	52,538	0.31	-10.85
eli.net	47,731	0.27	42,096	0.25	9.67
ipx-server.de	47,518	0.27	46,456	0.27	-1.06
ocn.ad.jp	45,367	0.26	43,263	0.25	1.43
cihost.com	45,155	0.26	51,447	0.30	-15.10
interq.or.jp	44,858	0.25	42,880	0.25	1.19
dns.fz.fj.cn	44,335	0.25	42,245	0.25	1.51
twtelecom.net	43,344	0.25	47,047	0.28	-10.89
rz-ip.net	43,117	0.24	39,629	0.23	5.24
above.net	42,803	0.24	43,028	0.25	-3.78
cnc-idc.com	42,798	0.24	42,542	0.25	-2.69
clara.net	41,922	0.24	34,300	0.20	18.22
yourhostingaccount.com	41,473	0.23	37,966	0.22	5.66
dn.net	40,619	0.23	40,309	0.24	-2.53
colt.net	40,310	0.23	34,320	0.20	13.61
masterhost.ru	40,230	0.23	48,612	0.28	-19.95
sphere.ad.jp	40,206	0.23	34,322	0.20	13.31
interbusiness.it	36,675	0.21	36,442	0.21	-2.66
cn.net	36,242	0.21	39,657	0.23	-11.60
geodns.net	35,989	0.20	29,544	0.17	17.83
twnic.net	34,058	0.19	33,357	0.20	-1.24
hananet.net	33,769	0.19	35,903	0.21	-9.02
rain.fr	33,420	0.19	32,121	0.19	0.64
pair.com	32,341	0.18	31,764	0.19	-1.52
inode.at	32,155	0.18	31,222	0.18	-0.38
concentric.net	32,109	0.18	31,007	0.18	0.16
inetbone.net	32,050	0.18	38,255	0.22	-18.96
widexs.nl	32,037	0.18	31,565	0.18	-1.83
nac.net	31,201	0.18	27,763	0.16	8.70
lambdanet.net	30,883	0.17	26,889	0.16	11.09
swbell.net	30,769	0.17	33,155	0.19	-10.23
kasserver.com	30,594	0.17	14,901	0.09	98.59
xs4all.nl	30,388	0.17	29,699	0.17	-1.03
nmc1.ptt.js.cn	29,568	0.17	27,582	0.16	3.69
zjhzptt.net.cn	28,821	0.16	28,041	0.16	-0.58
bta.net.cn	28,811	0.16	27,256	0.16	2.24
pbi.net	28,775	0.16	28,385	0.17	-1.94
kidc.net	28,760	0.16	26,845	0.16	3.63
bellsouth.net	28,488	0.16	27,241	0.16	1.15
agarik.com	28,422	0.16	42,027	0.25	-34.59
gxn.net	27,798	0.16	23,064	0.14	16.58
amenworld.com	27,561	0.16	26,469	0.16	0.72
proserve.nl	27,508	0.16	25,992	0.15	2.37
inflow.net	26,579	0.15	25,096	0.15	2.44
servidoresdns.net	26,158	0.15	25,307	0.15	-0.02
vericenter.com	25,905	0.15	25,321	0.15	-1.04
cais.com	25,678	0.15	22,578	0.13	10.01
uk2.net	25,387	0.14	25,086	0.15	-2.11
webfusion.co.uk	24,502	0.14	24,110	0.14	-1.70
net.ru	24,442	0.14	22,851	0.13	3.46
rackspace.com	24,437	0.14	22,338	0.13	5.82
localhost	24,332	0.14	22,777	0.13	3.33
iomart.co.uk	24,295	0.14	23,651	0.14	-0.64
earthlink.net	24,279	0.14	12,557	0.07	87.02
interware.hu	23,663	0.13	20,822	0.12	9.92
easynet.co.uk	23,328	0.13	22,429	0.13	0.60
spylog.com	23,232	0.13	24,493	0.14	-8.25
xlink.net	23,174	0.13	20,154	0.12	11.22
dion.ne.jp	22,841	0.13	21,934	0.13	0.73
ns01.idc.jp	22,595	0.13	21,303	0.12	2.59
gldn.net	22,324	0.13	21,040	0.12	2.63
mcbone.net	22,144	0.13	21,625	0.13	-0.95
hinet.net	21,872	0.12	20,116	0.12	5.17
b-one-dns.net	21,600	0.12	19,974	0.12	4.60
enta.net	21,392	0.12	20,984	0.12	-1.39
home.pl	21,388	0.12	20,086	0.12	3.00
donhost.co.uk	21,309	0.12	20,498	0.12	0.55
telia.com	21,100	0.12	20,503	0.12	-0.46
rr.com	20,997	0.12	19,870	0.12	2.21
valueweb.net	20,911	0.12	20,526	0.12	-1.46
usen.ad.jp	20,588	0.12	19,065	0.11	4.45
ip-plus.net	20,529	0.12	20,063	0.12	-1.03
demon.co.uk	20,219	0.11	17,656	0.10	10.77
nameservers.net	19,578	0.11	19,157	0.11	-1.15
epidc.co.kr	19,518	0.11	17,409	0.10	8.44
wcg.net	19,402	0.11	26,709	0.16	-29.74
bt.net	19,115	0.11	18,291	0.11	1.08
nacamar.net	18,997	0.11	19,484	0.11	-5.69
server-dns.com	18,979	0.11	18,639	0.11	-1.51
bellglobal.com	18,766	0.11	17,768	0.10	2.16
ig.com.br	18,691	0.11	17,302	0.10	4.49
ripn.net	18,270	0.10	17,887	0.10	-1.20
ns.embratel.net.br	18,148	0.10	21,005	0.12	-16.43
inet.it	18,027	0.10	17,162	0.10	1.60
zjnbptt.net.cn	17,884	0.10	14,587	0.09	18.59
tmag.de	17,847	0.10	17,363	0.10	-0.58
corbina.net	17,766	0.10	15,263	0.09	12.59
bsve.net	16,975	0.10	16,764	0.10	-2.06
gblx.net	16,923	0.10	15,956	0.09	2.59
pipex.net	16,724	0.09	16,560	0.10	-2.32
vuurwerk.nl	16,636	0.09	16,437	0.10	-2.10
layeredtech.com	16,594	0.09	13,367	0.08	20.08
ameritech.net	16,460	0.09	16,066	0.09	-0.90
futuro.pl	16,190	0.09	11,365	0.07	37.79
uunet.ca	16,082	0.09	16,256	0.10	-4.31
propagation.net	15,995	0.09	23,394	0.14	-33.87
utransit.net	15,944	0.09	15,641	0.09	-1.40
relcom.ru	15,839	0.09	15,391	0.09	-0.46
magic-moments.com	15,769	0.09	16,354	0.10	-6.73
softcomca.com	15,669	0.09	15,416	0.09	-1.69
uslec.net	15,666	0.09	15,392	0.09	-1.55
evanzo.com	15,593	0.09	15,028	0.09	0.36
hm23	15,393	0.09	14,976	0.09	-0.58
komplex.net	15,340	0.09	13,805	0.08	7.48
isd-holland.nl	15,330	0.09	17,442	0.10	-14.99
kei.pl	15,257	0.09	14,878	0.09	-0.81
ladot.com	15,064	0.09	14,852	0.09	-1.89
ikp.pl	14,850	0.08	12,268	0.07	17.08
as34305.net	14,742	0.08	16,879	0.10	-15.52
addr.com	14,673	0.08	14,612	0.09	-2.87
ocn.ne.jp	14,673	0.08	14,101	0.08	0.65
pajo.com	14,629	0.08	13,274	0.08	6.60
rtcomm.ru	14,551	0.08	13,872	0.08	1.46
te-dns.net	14,433	0.08	19,582	0.11	-28.71
swip.net	14,395	0.08	13,948	0.08	-0.17
abovenet.de	14,261	0.08	10,850	0.06	27.13
v-ns.de	14,207	0.08	15,249	0.09	-9.88
datanet.hu	14,127	0.08	12,381	0.07	10.37
fastweb.it	14,113	0.08	13,575	0.08	0.56
dacom.co.kr	13,926	0.08	14,375	0.08	-6.29
candidhosting.com	13,824	0.08	13,891	0.08	-3.74
netbenefit.co.uk	13,476	0.08	12,981	0.08	0.41
cnuninet.net	13,397	0.08	12,569	0.07	3.10
firstserver.ne.jp	13,175	0.07	12,738	0.07	0.04
uol.com.br	13,047	0.07	10,143	0.06	24.42
activeisp.com	12,897	0.07	12,602	0.07	-1.01
sunrise.ch	12,635	0.07	12,495	0.07	-2.19
teamnet.net	12,538	0.07	11,998	0.07	1.08
active24.cz	12,478	0.07	9,435	0.06	27.92
home.nl	12,386	0.07	12,021	0.07	-0.34
zenon.net	11,955	0.07	11,566	0.07	-0.02
verio.de	11,892	0.07	11,996	0.07	-4.11
azuria.net	11,764	0.07	7,329	0.04	55.26
mex.ad.jp	11,725	0.07	11,448	0.07	-0.93
telecity.net	11,673	0.07	9,240	0.05	22.20
ttnet.net.tr	11,653	0.07	10,889	0.06	3.51
server260.com	11,585	0.07	10,797	0.06	3.79
hostpoint.ch	11,570	0.07	10,945	0.06	2.25
ipipe.net	11,456	0.06	10,056	0.06	10.19
net.edu.cn	11,448	0.06	11,270	0.07	-1.75
splitinfinity.net	11,430	0.06	14,636	0.09	-24.46
fastservers.net	11,369	0.06	10,966	0.06	0.28
force9.net	11,338	0.06	11,044	0.06	-0.70
theplanet.net	11,303	0.06	10,695	0.06	2.23
sserv.net	11,188	0.06	10,875	0.06	-0.49
cninet.co.kr	11,118	0.06	12,013	0.07	-10.48
speakeasy.net	11,112	0.06	3,517	0.02	205.61
terra.com.br	11,111	0.06	6,610	0.04	62.59
broadwing.net	11,094	0.06	10,235	0.06	4.84
ttd.net	11,059	0.06	10,987	0.06	-2.64
atworks.co.jp	10,985	0.06	10,723	0.06	-0.91
sbcidc.com	10,980	0.06	0	0.00	0.00
t-online.hu	10,917	0.06	9,839	0.06	7.32
covad.com	10,917	0.06	10,770	0.06	-1.95
gngidc.net	10,887	0.06	11,147	0.07	-5.53
viennaweb.at	10,881	0.06	10,345	0.06	1.74
cerf.net	10,688	0.06	13,392	0.08	-22.80
svwh.net	10,666	0.06	10,728	0.06	-3.83
tac.net	10,663	0.06	10,467	0.06	-1.46
oleane.net	10,657	0.06	10,370	0.06	-0.60
wxs.nl	10,562	0.06	9,890	0.06	3.30
interia.pl	10,524	0.06	9,745	0.06	4.46
dnspro.de	10,504	0.06	9,569	0.06	6.18
gtei.net	10,496	0.06	10,879	0.06	-6.68
komtel.net	10,479	0.06	9,254	0.05	9.53
iunet.it	10,419	0.06	10,388	0.06	-2.99
qsc.de	10,376	0.06	9,774	0.06	2.68
trueserver.nl	10,348	0.06	9,696	0.06	3.23
phase8.net	10,301	0.06	9,263	0.05	7.57
forpsi.net	10,292	0.06	9,878	0.06	0.78
a.ns.mx	10,143	0.06	9,987	0.06	-1.76
netgate.net.nz	10,138	0.06	10,061	0.06	-2.53
uni2.net	10,063	0.06	10,231	0.06	-4.86
songnetworks.se	10,004	0.06	9,930	0.06	-2.55
wtr.ru	9,973	0.06	9,513	0.06	1.40
vol.cz	9,964	0.06	8,705	0.05	10.72
telekom.at	9,963	0.06	9,719	0.06	-0.85
t-online.de	9,950	0.06	9,150	0.05	5.18
globix.net	9,936	0.06	9,306	0.05	3.27
hosting4u.net	9,918	0.06	9,990	0.06	-3.97
nova.net.cn	9,909	0.06	9,447	0.06	1.46
coxmail.com	9,909	0.06	9,640	0.06	-0.57
cableinet.net	9,751	0.06	9,486	0.06	-0.57
artfiles.de	9,700	0.05	9,372	0.05	0.11
gandi.net	9,693	0.05	9,524	0.06	-1.56
it.net	9,693	0.05	8,689	0.05	7.90
casablanca.cz	9,684	0.05	9,337	0.05	0.32
scannet2.dk	9,602	0.05	9,488	0.06	-2.11
iafrica.com	9,551	0.05	9,404	0.06	-1.76
bit.nl	9,513	0.05	9,470	0.06	-2.83
bellatlantic.net	9,503	0.05	9,106	0.05	0.94
secureserver.net	9,466	0.05	9,400	0.06	-2.59
netart.pl	9,426	0.05	8,732	0.05	4.41
newnet.co.uk	9,285	0.05	8,526	0.05	5.34
westmaster.com	9,245	0.05	8,907	0.05	0.40
coop.net	9,163	0.05	9,445	0.06	-6.16
gyron.net	9,146	0.05	8,486	0.05	4.25
seeweb.it	9,105	0.05	9,195	0.05	-4.22
jay.net	9,098	0.05	8,487	0.05	3.69
rbc.ru	9,041	0.05	8,389	0.05	4.24
netnation.nl	8,992	0.05	8,456	0.05	2.86
ihost.com	8,986	0.05	8,819	0.05	-1.44
sfl.net	8,966	0.05	8,842	0.05	-1.92
psi.net	8,939	0.05	8,870	0.05	-2.52
primarydns.com	8,917	0.05	8,554	0.05	0.83
greatnet.de	8,915	0.05	8,596	0.05	0.32
iadvantage.net.hk	8,874	0.05	8,702	0.05	-1.36
server-home.net	8,800	0.05	8,562	0.05	-0.59
nsentry.de	8,788	0.05	8,421	0.05	0.94
mycyberhosting.com	8,785	0.05	16,078	0.09	-47.15

* 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.