Report Description

The ISP Market Share Report analyzes the distribution of web servers in our surveys across different ISPs. By classifying the 4920548 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	Jan 2002 Count*	Jan 2002 %	Dec 2001 Count*	Dec 2001 %	Growth %
uu.net	187,096	3.80	183,485	4.07	-6.55
verio.net	161,334	3.28	167,367	3.71	-11.66
cw.net	116,714	2.37	117,584	2.61	-9.03
schlund.de	93,036	1.89	82,975	1.84	2.76
above.net	80,749	1.64	73,248	1.62	1.03
sprintlink.net	78,956	1.60	73,527	1.63	-1.59
tpsa.pl	58,929	1.20	57,173	1.27	-5.54
ns.dns.br	58,696	1.19	55,004	1.22	-2.20
xlink.net	54,104	1.10	48,915	1.08	1.37
att.net	47,256	0.96	43,303	0.96	0.01
level3.net	46,185	0.94	36,707	0.81	15.31
demon.co.uk	44,929	0.91	44,615	0.99	-7.71
qwest.net	38,715	0.79	32,016	0.71	10.82
secure.net	38,648	0.79	51,028	1.13	-30.59
interland.net	37,218	0.76	36,006	0.80	-5.27
about.com	35,352	0.72	30,666	0.68	5.65
alabanza.com	35,321	0.72	37,787	0.84	-14.33
digex.net	33,658	0.68	33,249	0.74	-7.23
dtag.de	33,577	0.68	34,423	0.76	-10.61
tele.dk	33,507	0.68	31,836	0.71	-3.54
pnap.net	31,082	0.63	31,646	0.70	-9.99
maxim.net	28,700	0.58	28,145	0.62	-6.55
rackspace.com	27,482	0.56	17,764	0.39	41.78
earthlink.net	26,592	0.54	34,835	0.77	-30.04
pbi.net	25,073	0.51	23,504	0.52	-2.24
gblx.net	23,029	0.47	21,878	0.49	-3.53
gtei.net	22,850	0.46	25,084	0.56	-16.52
lightrealm.net	21,989	0.45	22,834	0.51	-11.75
host4u.net	21,585	0.44	34,230	0.76	-42.21
digex.com	20,335	0.41	22,091	0.49	-15.64
he.net	19,985	0.41	11,427	0.25	60.28
mindspring.net	18,925	0.38	18,133	0.40	-4.35
interbusiness.it	18,866	0.38	17,762	0.39	-2.66
cwie.net	16,913	0.34	13,997	0.31	10.74
valueweb.net	16,652	0.34	11,802	0.26	29.31
bellsouth.net	16,580	0.34	7,961	0.18	90.87
9netave.com	16,082	0.33	17,265	0.38	-14.63
psi.net	15,593	0.32	17,311	0.38	-17.45
cnc.ac.cn	15,393	0.31	18,527	0.41	-23.86
aitcom.net	15,034	0.31	18,480	0.41	-25.44
savvis.net	14,380	0.29	13,604	0.30	-3.13
telia.com	14,271	0.29	10,702	0.24	22.21
pipex.net	13,854	0.28	13,616	0.30	-6.75
gxn.net	13,747	0.28	12,543	0.28	0.44
67.209.in-addr.arpa	13,582	0.28	0	0.00	0.00
nacamar.net	13,365	0.27	13,071	0.29	-6.29
hosting4u.net	13,291	0.27	12,282	0.27	-0.82
ns0.com	13,290	0.27	137	0.00	8790.35
lycosnetwork.com	12,694	0.26	152	0.00	7553.67
rain.fr	12,514	0.25	10,637	0.24	7.82
gtn.com	12,482	0.25	11,594	0.26	-1.33
theplanet.net	12,156	0.25	11,000	0.24	1.28
ip-plus.net	11,581	0.24	11,083	0.25	-4.24
uswest.net	11,502	0.23	11,130	0.25	-5.29
uni2.net	11,428	0.23	11,844	0.26	-11.57
fuse.net	11,405	0.23	1,067	0.02	879.59
yahoo.com	11,247	0.23	12,050	0.27	-14.46
pair.com	10,821	0.22	25,100	0.56	-60.49
dn.net	10,467	0.21	13,370	0.30	-28.25
dialtoneinternet.net	10,464	0.21	21,018	0.47	-54.37
spsp.net	10,445	0.21	131	0.00	7207.21
tac.net	10,436	0.21	9,872	0.22	-3.12
eli.net	10,365	0.21	9,002	0.20	5.52
bt.net	10,308	0.21	10,079	0.22	-6.27
siteprotect.com	9,939	0.20	5,651	0.13	61.19
concentric.net	9,929	0.20	23,258	0.52	-60.88
bluemongoose.com	9,750	0.20	8,127	0.18	9.95
home.net	9,669	0.20	10,787	0.24	-17.85
vuurwerk.nl	9,337	0.19	9,078	0.20	-5.74
theplanet.com	8,887	0.18	1,760	0.04	362.76
133.136.216.in-addr.arpa	8,844	0.18	0	0.00	0.00
o0o.net	8,758	0.18	7,859	0.17	2.13
webfusion.co.uk	8,758	0.18	7,898	0.18	1.63
uunet.ca	8,620	0.18	7,829	0.17	0.91
tiscali.nl	8,400	0.17	0	0.00	0.00
addr.com	8,375	0.17	7,949	0.18	-3.44
homeseekers.com	8,367	0.17	8,440	0.19	-9.15
34.216.in-addr.arpa	8,262	0.17	0	0.00	0.00
ttd.net	8,252	0.17	7,165	0.16	5.55
nl.net	8,167	0.17	8,135	0.18	-7.99
swbell.net	8,142	0.17	9,316	0.21	-19.90
pick.net	8,023	0.16	12,648	0.28	-41.87
adgrafix.com	7,990	0.16	7,593	0.17	-3.56
sfl.net	7,738	0.16	7,668	0.17	-7.52
ecrc.de	7,388	0.15	5,896	0.13	14.84
4ibs.com	7,309	0.15	24,684	0.55	-72.86
cihost.com	7,285	0.15	3,658	0.08	82.52
national-net.com	7,192	0.15	6,583	0.15	0.12
cari.net	7,106	0.14	4,716	0.10	38.09
mspring.net	7,026	0.14	8,361	0.19	-22.99
1.209.in-addr.arpa	7,004	0.14	0	0.00	0.00
sunrise.ch	6,941	0.14	5,505	0.12	15.55
yandex.ru	6,886	0.14	4,282	0.09	47.38
widexs.nl	6,803	0.14	7,308	0.16	-14.69
ocn.ad.jp	6,735	0.14	9,864	0.22	-37.43
rt.ru	6,731	0.14	4,892	0.11	26.10
cybercity.dk	6,673	0.14	6,471	0.14	-5.49
u-net.net	6,640	0.13	6,406	0.14	-5.01
globix.net	6,583	0.13	8,223	0.18	-26.63
netnation.com	6,517	0.13	6,281	0.14	-4.91
twnic.net	6,504	0.13	5,628	0.12	5.91
tierra.net	6,500	0.13	413	0.01	1342.37
bellglobal.com	6,408	0.13	5,934	0.13	-1.03
appliedtheory.com	6,395	0.13	6,364	0.14	-7.91
newaccount.com	6,326	0.13	4,761	0.11	21.77
ripn.net	6,315	0.13	7,478	0.17	-22.61
softcomca.com	6,179	0.13	5,664	0.13	-0.02
softaware.com	6,152	0.13	10,991	0.24	-48.70
uk2net.com	6,043	0.12	1,422	0.03	289.46
netservers.net	5,814	0.12	7,126	0.16	-25.23
powerup.com.au	5,772	0.12	6,298	0.14	-16.01
inetway.net	5,767	0.12	5,460	0.12	-3.20
broadwing.net	5,732	0.12	5,457	0.12	-3.74
guangzhou.gd.cn	5,728	0.12	4,956	0.11	5.92
coop.net	5,701	0.12	117	0.00	4365.60
vcommerce.com	5,699	0.12	5,044	0.11	3.55
13.34.216.in-addr.arpa	5,686	0.12	0	0.00	0.00
oleane.net	5,666	0.12	6,271	0.14	-17.20
localhost	5,630	0.11	6,176	0.14	-16.46
nameservers.net	5,529	0.11	9,041	0.20	-43.95
telstra.net	5,500	0.11	5,631	0.12	-10.49
cogentco.com	5,436	0.11	4,643	0.10	7.30
185.209.in-addr.arpa	5,415	0.11	0	0.00	0.00
156.202.209.in-addr.arpa	5,411	0.11	0	0.00	0.00
easynet.co.uk	5,405	0.11	5,429	0.12	-8.76
superb.net	5,373	0.11	3,834	0.09	28.43
cais.com	5,357	0.11	5,382	0.12	-8.78
tera-byte.com	5,350	0.11	30,788	0.68	-84.07
netsol.com	5,339	0.11	0	0.00	0.00
psi.ca	5,308	0.11	2,669	0.06	82.26
dk.net	5,249	0.11	5,127	0.11	-6.17
dknet.dk	5,184	0.11	5,072	0.11	-6.33
vwh1.net	5,159	0.10	7,299	0.16	-35.22
ns.embratel.net.br	5,087	0.10	8,412	0.19	-44.58
ision.net.uk	5,062	0.10	5,085	0.11	-8.77
mailbox.co.uk	5,004	0.10	4,687	0.10	-2.16
swip.net	4,971	0.10	4,855	0.11	-6.16
colt.net	4,969	0.10	4,889	0.11	-6.85
ev1.net	4,945	0.10	1,824	0.04	148.46
rnc.ro	4,932	0.10	4,889	0.11	-7.55
relcom.ru	4,930	0.10	3,376	0.07	33.83
iunet.it	4,910	0.10	4,784	0.11	-5.94
datapipe.net	4,906	0.10	9,407	0.21	-52.20
14.64.in-addr.arpa	4,778	0.10	0	0.00	0.00
inflow.net	4,770	0.10	7,690	0.17	-43.15
dacom.co.kr	4,683	0.10	6,717	0.15	-36.11
xs4all.nl	4,658	0.09	7,959	0.18	-46.36
roka.net	4,632	0.09	4,245	0.09	0.00
pri-dns.de	4,615	0.09	3,706	0.08	14.13
onvoy.net	4,559	0.09	4,391	0.10	-4.85
twtelecom.net	4,510	0.09	4,077	0.09	1.38
clara.net	4,498	0.09	10,931	0.24	-62.29
fast.net	4,485	0.09	4,533	0.10	-9.32
netgate.net.nz	4,476	0.09	4,090	0.09	0.30
nac.net	4,400	0.09	9,047	0.20	-55.43
insinc.net	4,347	0.09	4,534	0.10	-12.13
register.com	4,344	0.09	13,713	0.30	-70.97
hinet.net	4,303	0.09	4,788	0.11	-17.64
rcn.net	4,277	0.09	4,190	0.09	-6.45
metronet.ca	4,241	0.09	4,524	0.10	-14.09
ikp.pl	4,225	0.09	4,586	0.10	-15.57
espire.net	4,190	0.09	3,925	0.09	-2.17
web2010.com	4,174	0.08	8,165	0.18	-53.15
tmag.de	4,115	0.08	2,917	0.06	29.28
gip.net	4,064	0.08	3,791	0.08	-1.75
eu.net	4,050	0.08	3,799	0.08	-2.30
readyhosting.com	4,033	0.08	3,644	0.08	1.43
hitmail.net	3,988	0.08	3,230	0.07	13.15
stargate.net	3,962	0.08	498	0.01	629.12
speednames.com	3,930	0.08	3,834	0.09	-6.06
nameserve.net	3,891	0.08	4,211	0.09	-15.32
interliant.com	3,889	0.08	10,397	0.23	-65.72
prontomail.com	3,861	0.08	39	0.00	8972.98
webhotel.net	3,858	0.08	2,386	0.05	48.19
activeisp.com	3,842	0.08	3,406	0.08	3.38
bt.co.uk	3,825	0.08	3,611	0.08	-2.92
cybercon.com	3,809	0.08	4,403	0.10	-20.72
sphere.ad.jp	3,737	0.08	4,316	0.10	-20.65
kornet.net	3,733	0.08	5,204	0.12	-34.26
inet.fi	3,733	0.08	3,573	0.08	-4.25
btwebworld.com	3,725	0.08	3,519	0.08	-2.99
magic-moments.com	3,707	0.08	3,329	0.07	2.05
oar.net	3,683	0.07	3,057	0.07	10.41
pajo.com	3,648	0.07	3,285	0.07	1.77
global-ip.net	3,631	0.07	4,926	0.11	-32.45
home.pl	3,566	0.07	5,538	0.12	-40.99
internet-dns.net	3,559	0.07	4,132	0.09	-21.06
ns.nic.mx	3,529	0.07	3,207	0.07	0.85
ecore.net	3,492	0.07	3,294	0.07	-2.84
westnet.net	3,472	0.07	3,318	0.07	-4.10
harvard.net	3,463	0.07	3,164	0.07	0.31
sprintnetops.net	3,421	0.07	3,182	0.07	-1.47
netaxs.com	3,370	0.07	3,529	0.08	-12.48
cableol.net	3,360	0.07	3,239	0.07	-4.93
sczn.de	3,292	0.07	3,064	0.07	-1.53
is-europe.net	3,278	0.07	3,358	0.07	-10.54
voyager.net	3,275	0.07	2,333	0.05	28.65
utelfla.com	3,273	0.07	3,367	0.07	-10.91
abac.com	3,246	0.07	2,878	0.06	3.36
gte.net	3,204	0.07	3,044	0.07	-3.54
rr.com	3,200	0.07	3,036	0.07	-3.40
expro.pl	3,191	0.06	3,189	0.07	-8.30
interq.or.jp	3,175	0.06	3,382	0.07	-13.96
ba-dsg.net	3,172	0.06	3,135	0.07	-7.27
teleglobe.net	3,150	0.06	752	0.02	283.89
winstar.net	3,122	0.06	4,003	0.09	-28.52
speakeasy.net	3,119	0.06	2,935	0.07	-2.61
isdnet.net	3,117	0.06	2,863	0.06	-0.22
tignet.com	3,113	0.06	1,502	0.03	89.94
newdream.net	3,108	0.06	2,735	0.06	4.14
connect.com.au	3,091	0.06	2,437	0.05	16.24
sakura.ad.jp	3,077	0.06	3,440	0.08	-18.02
online.no	3,061	0.06	2,920	0.06	-3.93
grouptelecom.net	3,036	0.06	793	0.02	250.87
ai.net	3,020	0.06	2,952	0.07	-6.24
bsdhost.net	2,988	0.06	2,439	0.05	12.28
35.216.in-addr.arpa	2,979	0.06	0	0.00	0.00
interlink.net	2,978	0.06	2,823	0.06	-3.32
technorail.com	2,960	0.06	2,654	0.06	2.21
firstserver.ne.jp	2,954	0.06	2,463	0.05	9.92
nap.net	2,933	0.06	3,242	0.07	-17.09
euroconnect.dk	2,916	0.06	3,398	0.08	-21.35
radiant.net	2,885	0.06	2,781	0.06	-4.93
gandi.net	2,853	0.06	2,566	0.06	1.90
ja.net	2,849	0.06	2,721	0.06	-4.04
serve.co.uk	2,831	0.06	2,522	0.06	2.87
affinity.com	2,819	0.06	8,609	0.19	-69.99
netinfrastructure.com	2,808	0.06	1,945	0.04	32.31
inetia.pl	2,765	0.06	2,806	0.06	-9.69
inet.it	2,747	0.06	2,929	0.06	-14.05
telenordia.se	2,739	0.06	2,648	0.06	-5.20
univ-rennes1.fr	2,730	0.06	2,575	0.06	-2.84
accentric.net	2,723	0.06	2,800	0.06	-10.87
accretivetg.net	2,696	0.05	17	0.00	14434.01
dion.ne.jp	2,689	0.05	3,944	0.09	-37.52
ceti.pl	2,671	0.05	2,783	0.06	-12.04
imall.com	2,665	0.05	2,451	0.05	-0.35
tip.net	2,660	0.05	2,435	0.05	0.11
net.ua	2,652	0.05	2,477	0.05	-1.88
msk.ru	2,618	0.05	1,346	0.03	78.25
spnet.net	2,594	0.05	2,691	0.06	-11.66
bta.net.cn	2,559	0.05	2,377	0.05	-1.34
tiscalinet.it	2,548	0.05	2,303	0.05	1.40
namespace4you.de	2,544	0.05	2,074	0.05	12.41
ciberlynx.net	2,540	0.05	2,455	0.05	-5.18
burst.net	2,538	0.05	1,805	0.04	28.86
114.252.193.in-addr.arpa	2,513	0.05	1,413	0.03	62.99
saix.net	2,499	0.05	2,271	0.05	0.85
conepuppy.com	2,496	0.05	8,441	0.19	-72.90
relay.huji.ac.il	2,495	0.05	2,490	0.06	-8.17

* 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.