Report Description

The ISP Market Share Report analyzes the distribution of web servers in our surveys across different ISPs. By classifying the 2600718 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 2001 Count*	Feb 2001 %	Jan 2001 Count*	Jan 2001 %	Growth %
uu.net	122,858	4.72	121,843	4.76	-0.77
verio.net	109,097	4.19	85,162	3.33	26.07
cw.net	58,989	2.27	59,157	2.31	-1.87
sprintlink.net	54,056	2.08	53,807	2.10	-1.13
demon.co.uk	48,509	1.87	49,126	1.92	-2.82
exodus.net	44,126	1.70	44,266	1.73	-1.90
schlund.de	39,714	1.53	38,733	1.51	0.91
secure.net	33,412	1.28	32,247	1.26	1.97
att.net	30,649	1.18	24,593	0.96	22.65
above.net	29,287	1.13	29,194	1.14	-1.27
xlink.net	26,738	1.03	26,211	1.02	0.39
psi.net	24,551	0.94	25,068	0.98	-3.62
ns.dns.br	23,582	0.91	23,026	0.90	0.79
host4u.net	22,169	0.85	22,095	0.86	-1.26
interland.net	21,495	0.83	20,818	0.81	1.61
dtag.de	20,349	0.78	19,862	0.78	0.83
alabanza.com	20,247	0.78	19,268	0.75	3.41
gblx.net	19,546	0.75	4,188	0.16	359.31
digex.net	18,809	0.72	18,401	0.72	0.60
pbi.net	17,109	0.66	17,031	0.67	-1.14
telstra.net	17,094	0.66	16,934	0.66	-0.66
pair.com	16,385	0.63	16,318	0.64	-1.18
tpsa.pl	16,150	0.62	16,598	0.65	-4.24
qwest.net	15,818	0.61	14,917	0.58	4.36
9netave.com	15,512	0.60	15,811	0.62	-3.45
pnap.net	14,524	0.56	13,695	0.54	4.37
lightrealm.net	13,579	0.52	13,247	0.52	0.88
mindspring.net	13,457	0.52	13,561	0.53	-2.34
level3.net	13,344	0.51	12,244	0.48	7.26
interbusiness.it	13,195	0.51	13,867	0.54	-6.36
nacamar.net	13,104	0.50	13,230	0.52	-2.52
aitcom.net	12,998	0.50	13,149	0.51	-2.72
earthlink.net	12,979	0.50	12,122	0.47	5.37
nameservers.net	12,364	0.48	16,995	0.66	-28.40
concentric.net	11,760	0.45	11,434	0.45	1.22
interliant.com	10,802	0.42	11,193	0.44	-5.02
valueweb.net	10,520	0.40	10,291	0.40	0.60
savvis.net	10,185	0.39	9,770	0.38	2.59
homeseekers.com	9,687	0.37	9,390	0.37	1.53
dn.net	9,485	0.36	14,415	0.56	-35.24
pipex.net	9,294	0.36	9,074	0.35	0.80
telia.com	9,254	0.36	9,391	0.37	-3.02
yahoo.com	9,223	0.35	9,123	0.36	-0.51
nl.net	9,108	0.35	9,430	0.37	-4.95
ip-plus.net	8,981	0.35	8,981	0.35	-1.59
firstworld.net	8,745	0.34	8,766	0.34	-1.82
tera-byte.com	8,560	0.33	8,250	0.32	2.11
about.com	8,354	0.32	8,527	0.33	-3.58
near.net	8,185	0.31	8,857	0.35	-9.05
worldonline.nl	8,149	0.31	8,178	0.32	-1.94
web2010.com	7,957	0.31	7,920	0.31	-1.13
mspring.net	7,632	0.29	7,610	0.30	-1.30
uswest.net	7,464	0.29	7,055	0.28	4.12
home.net	7,409	0.28	7,214	0.28	1.07
softaware.com	7,318	0.28	8,302	0.32	-13.25
ttd.net	7,207	0.28	6,911	0.27	2.63
he.net	7,128	0.27	6,897	0.27	1.71
rain.fr	7,035	0.27	6,877	0.27	0.67
gxn.net	7,032	0.27	4,044	0.16	71.13
tele.dk	6,918	0.27	6,704	0.26	1.56
ocn.ad.jp	6,802	0.26	6,811	0.27	-1.72
gtn.com	6,788	0.26	6,335	0.25	5.45
rackspace.com	6,772	0.26	6,280	0.25	6.12
vuurwerk.nl	6,664	0.26	6,710	0.26	-2.26
tac.net	6,545	0.25	6,217	0.24	3.61
newaccount.com	6,465	0.25	6,501	0.25	-2.13
eli.net	6,465	0.25	6,251	0.24	1.78
best.com	6,290	0.24	6,258	0.24	-1.08
bellsouth.net	6,188	0.24	6,203	0.24	-1.82
demos.su	6,145	0.24	6,100	0.24	-0.86
communitech.net	5,954	0.23	5,808	0.23	0.89
hosting4u.net	5,786	0.22	5,603	0.22	1.63
netbenefit.co.uk	5,774	0.22	5,786	0.23	-1.79
dialtoneinternet.net	5,580	0.21	5,143	0.20	6.78
register.com	5,505	0.21	5,376	0.21	0.78
onvoy.net	5,293	0.20	5,271	0.21	-1.18
netservers.net	5,240	0.20	2,443	0.10	111.09
bt.net	5,217	0.20	5,348	0.21	-4.00
cais.com	5,205	0.20	5,253	0.21	-2.49
vwh1.net	5,165	0.20	5,154	0.20	-1.38
u-net.net	5,148	0.20	4,626	0.18	9.52
theplanet.net	5,134	0.20	5,055	0.20	-0.05
conepuppy.com	5,094	0.20	4,754	0.19	5.45
netcom.net	5,083	0.20	4,680	0.18	6.89
swbell.net	5,071	0.19	4,665	0.18	6.98
gtei.net	5,013	0.19	4,946	0.19	-0.25
oleane.net	4,966	0.19	4,940	0.19	-1.07
demos-spb.ru	4,885	0.19	4,848	0.19	-0.84
swip.net	4,813	0.19	4,867	0.19	-2.68
good.net	4,783	0.18	4,876	0.19	-3.46
adgrafix.com	4,597	0.18	4,601	0.18	-1.67
barrnet.net	4,566	0.18	4,612	0.18	-2.57
cnc.ac.cn	4,514	0.17	4,309	0.17	3.10
ndirect.co.uk	4,489	0.17	4,490	0.18	-1.61
clara.net	4,479	0.17	4,378	0.17	0.68
genuity.net	4,466	0.17	4,452	0.17	-1.28
maxim.net	4,460	0.17	4,209	0.16	4.28
globix.net	4,317	0.17	4,047	0.16	4.98
iunet.it	4,314	0.17	4,370	0.17	-2.85
dns-host.com	4,310	0.17	4,278	0.17	-0.85
siteprotect.com	4,268	0.16	4,061	0.16	3.43
espire.net	4,246	0.16	4,499	0.18	-7.12
uunet.ca	4,245	0.16	4,154	0.16	0.57
theplanet.com	4,243	0.16	2,894	0.11	44.29
datacomm.ch	4,162	0.16	4,158	0.16	-1.49
bellglobal.com	4,119	0.16	3,989	0.16	1.62
onemain.com	4,103	0.16	4,112	0.16	-1.80
inetway.net	4,052	0.16	4,076	0.16	-2.17
dacom.co.kr	3,978	0.15	4,207	0.16	-6.94
xs4all.nl	3,785	0.15	3,760	0.15	-0.93
dynamicweb.net	3,777	0.15	3,791	0.15	-1.95
roka.net	3,776	0.15	3,924	0.15	-5.30
insinc.net	3,764	0.14	3,720	0.15	-0.42
bta.net.cn	3,719	0.14	3,407	0.13	7.43
addr.com	3,674	0.14	3,549	0.14	1.88
icg.net	3,669	0.14	3,541	0.14	1.97
global-ip.net	3,616	0.14	3,619	0.14	-1.67
cihost.com	3,571	0.14	4,577	0.18	-23.22
uni2.net	3,544	0.14	3,449	0.13	1.12
hinet.net	3,532	0.14	3,813	0.15	-8.84
ns.embratel.net.br	3,508	0.13	3,625	0.14	-4.76
bellatlantic.net	3,504	0.13	2,753	0.11	25.26
virtualisys.com	3,467	0.13	3,217	0.13	6.06
powerup.com.au	3,451	0.13	3,356	0.13	1.20
gip.net	3,449	0.13	3,515	0.14	-3.43
softcomca.com	3,335	0.13	3,302	0.13	-0.60
webcom.com	3,329	0.13	3,407	0.13	-3.84
easynet.co.uk	3,324	0.13	3,248	0.13	0.72
digiweb.com	3,302	0.13	3,604	0.14	-9.83
twnic.net	3,300	0.13	3,306	0.13	-1.76
bbnplanet.net	3,243	0.12	3,384	0.13	-5.69
inet.fi	3,241	0.12	3,260	0.13	-2.16
netnation.com	3,211	0.12	3,073	0.12	2.83
ripn.net	3,188	0.12	3,089	0.12	1.57
guangzhou.gd.cn	3,057	0.12	3,594	0.14	-16.29
insnet.net	3,035	0.12	3,233	0.13	-7.61
osn.de	3,016	0.12	3,027	0.12	-1.94
servint.com	2,983	0.11	3,104	0.12	-5.42
skyport.net	2,967	0.11	2,929	0.11	-0.31
ecore.net	2,914	0.11	2,784	0.11	3.01
nap.net	2,900	0.11	3,075	0.12	-7.19
hispeedhosting.com	2,890	0.11	2,612	0.10	8.89
top.pl	2,875	0.11	2,873	0.11	-1.52
tierra.net	2,874	0.11	2,810	0.11	0.66
worldonline.dk	2,845	0.11	2,811	0.11	-0.40
is-europe.net	2,832	0.11	2,839	0.11	-1.83
ecrc.de	2,808	0.11	2,837	0.11	-2.59
rnc.ro	2,777	0.11	2,729	0.11	0.14
eni.net	2,756	0.11	2,718	0.11	-0.21
bt.co.uk	2,743	0.11	2,424	0.09	11.37
netgate.net.nz	2,723	0.10	2,666	0.10	0.52
crl.com	2,715	0.10	2,624	0.10	1.83
btwebworld.com	2,693	0.10	2,364	0.09	12.11
dircon.co.uk	2,690	0.10	2,676	0.10	-1.07
netlimited.net	2,683	0.10	5,361	0.21	-50.75
metronet.ca	2,677	0.10	2,587	0.10	1.84
voyager.net	2,672	0.10	2,672	0.10	-1.59
tip.net	2,649	0.10	2,733	0.11	-4.61
national-net.com	2,647	0.10	2,651	0.10	-1.73
nameserve.net	2,637	0.10	2,678	0.10	-3.09
oar.net	2,627	0.10	2,626	0.10	-1.55
cwie.net	2,623	0.10	2,482	0.10	4.00
eu.net	2,590	0.10	2,505	0.10	1.75
netlink.co.uk	2,572	0.10	2,105	0.08	20.25
request.net	2,571	0.10	2,573	0.10	-1.66
cableinet.net	2,526	0.10	2,405	0.09	3.37
sunrise.ch	2,517	0.10	2,495	0.10	-0.72
widexs.nl	2,517	0.10	2,380	0.09	4.08
skytier.net	2,506	0.10	2,459	0.10	0.29
online.no	2,485	0.10	2,540	0.10	-3.72
erols.net	2,466	0.09	2,520	0.10	-3.70
webfusion.co.uk	2,462	0.09	2,541	0.10	-4.65
ns.nic.mx	2,452	0.09	2,443	0.10	-1.22
ac.kr	2,444	0.09	2,546	0.10	-5.53
data-hotel.net	2,444	0.09	2,433	0.10	-1.14
4biz.net	2,438	0.09	2,400	0.09	-0.03
webjump.com	2,401	0.09	2,396	0.09	-1.38
kornet.net	2,387	0.09	2,206	0.09	6.49
cymitar.net	2,383	0.09	2,349	0.09	-0.16
bluegravity.com	2,381	0.09	2,219	0.09	5.60
media3.net	2,374	0.09	2,356	0.09	-0.83
rcn.net	2,369	0.09	2,408	0.09	-3.18
internet-dns.net	2,368	0.09	2,258	0.09	3.21
utelfla.com	2,344	0.09	2,288	0.09	0.82
virtualscape.com	2,336	0.09	2,339	0.09	-1.71
dion.ne.jp	2,314	0.09	2,289	0.09	-0.51
iconnet.net	2,303	0.09	2,146	0.08	5.61
ecosoft.com	2,302	0.09	2,278	0.09	-0.55
gte.net	2,279	0.09	2,065	0.08	8.61
psi.ca	2,279	0.09	2,378	0.09	-5.68
agis.net	2,279	0.09	2,508	0.10	-10.57
cybercity.dk	2,243	0.09	2,246	0.09	-1.72
inet.it	2,234	0.09	2,201	0.09	-0.11
domainnameservers.net	2,233	0.09	2,273	0.09	-3.32
spnet.net	2,231	0.09	2,240	0.09	-1.98
prontomail.com	2,228	0.09	2,196	0.09	-0.15
saix.co.za	2,227	0.09	2,178	0.09	0.63
virtualspace.net	2,208	0.08	2,241	0.09	-3.04
harvard.net	2,198	0.08	1,705	0.07	26.87
broadwing.net	2,183	0.08	2,044	0.08	5.11
netcomi.com	2,183	0.08	2,243	0.09	-4.22
intermedia.net	2,175	0.08	2,087	0.08	2.56
cybercon.com	2,172	0.08	2,155	0.08	-0.81
relay.huji.ac.il	2,169	0.08	2,624	0.10	-18.65
telenordia.se	2,138	0.08	2,358	0.09	-10.77
superb.net	2,100	0.08	2,286	0.09	-9.59
vcommerce.com	2,089	0.08	1,797	0.07	14.41
sci.fi	2,062	0.08	1,927	0.08	5.31
westnet.net	2,043	0.08	1,987	0.08	1.19
dfn.de	2,036	0.08	2,011	0.08	-0.36
ja.net	2,026	0.08	1,974	0.08	1.01
scruz.net	2,018	0.08	2,026	0.08	-1.97
magmacom.com	2,007	0.08	1,985	0.08	-0.50
sirius.com	1,999	0.08	2,153	0.08	-8.63
ciberlynx.net	1,997	0.08	1,953	0.08	0.63
inetu.net	1,993	0.08	1,897	0.07	3.39
xodiax.com	1,992	0.08	1,889	0.07	3.78
ans.net	1,971	0.08	1,968	0.08	-1.44
univ-rennes1.fr	1,963	0.08	1,953	0.08	-1.08
ndh.net	1,960	0.08	1,900	0.07	1.52
space.net	1,929	0.07	1,946	0.08	-2.45
cableol.net	1,928	0.07	1,942	0.08	-2.30
sfl.net	1,926	0.07	1,900	0.07	-0.24
cerf.net	1,921	0.07	5,386	0.21	-64.90
lycosnetwork.com	1,904	0.07	1,823	0.07	2.79
idt.net	1,903	0.07	1,910	0.07	-1.95
telepac.pt	1,888	0.07	1,581	0.06	17.52
dnssolution.com	1,887	0.07	1,836	0.07	1.15
speedlink.de	1,887	0.07	1,868	0.07	-0.59
colt.net	1,855	0.07	1,800	0.07	1.42
gigabell.net	1,831	0.07	1,870	0.07	-3.64
coop.net	1,824	0.07	1,792	0.07	0.17
seed.net.tw	1,811	0.07	1,839	0.07	-3.08
videotron.net	1,810	0.07	1,779	0.07	0.13
nameserver7.de	1,797	0.07	1,797	0.07	-1.59
hitmail.net	1,795	0.07	1,757	0.07	0.54
relcom.ru	1,775	0.07	1,770	0.07	-1.31
ibm.net	1,768	0.07	1,811	0.07	-3.92
netaxs.com	1,765	0.07	1,667	0.07	4.20
isdnet.net	1,752	0.07	1,384	0.05	24.58
tro.net	1,748	0.07	1,747	0.07	-1.53
visi.com	1,747	0.07	1,727	0.07	-0.45
stargate.net	1,739	0.07	1,729	0.07	-1.02
merit.net	1,727	0.07	1,663	0.06	2.20
westel.com	1,726	0.07	1,660	0.06	2.33
netcom.ca	1,716	0.07	1,751	0.07	-3.55
mailbox.co.uk	1,712	0.07	1,987	0.08	-15.21
connect.com.au	1,705	0.07	1,599	0.06	4.94
twtelecom.net	1,693	0.07	1,637	0.06	1.78
datareturn.com	1,690	0.06	1,637	0.06	1.60

* 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.