DNS History - DNS Subdomain League Table

Below are the top domains ranked by the number of subdomains.

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Rank	Subdomains	Domain
1	80,892,718	com.
2	7,010,569	org.
3	6,062,234	net.
4	5,171,907	info.
5	4,693,117	de.
6	2,626,697	cg.
7	1,632,268	co.uk.
8	1,197,692	fr.
9	941,885	mobi.
10	585,211	nl.
11	571,908	us.
12	550,736	cn.
13	485,037	biz.
14	458,891	ru.
15	425,310	ca.
16	339,389	in.
17	305,798	tv.
18	241,356	se.
19	229,307	com.netsolmail.net.
20	226,488	ch.
21	225,539	asia.
22	196,721	be.
23	190,063	dk.
24	185,099	at.
25	180,085	me.
26	168,967	sk.
27	144,557	it.
28	123,966	cz.
29	117,217	no.
30	94,849	ip.secureserver.net.
31	94,553	tel.
32	92,926	ro.
33	91,848	es.
34	60,644	org.uk.
35	53,949	jp.
36	53,231	ma.
37	51,431	cc.
38	48,487	pamx1.hotmail.com.
39	47,839	com.s7a1.psmtp.com.
40	47,235	com.s7a2.psmtp.com.
41	47,014	com.s7b1.psmtp.com.
42	46,696	com.s7b2.psmtp.com.
43	39,872	me.uk.
44	38,039	cl.
45	37,629	blogspot.com.
46	36,215	com.cust.hostedemail.com.
47	36,099	com.br.
48	35,979	pl.
49	34,753	su.
50	33,957	eu.
51	32,081	shef.ac.uk.
52	31,966	kz.
53	31,647	sg.
54	28,053	tc.
55	26,501	pt.
56	26,445	com.s8a1.psmtp.com.
57	26,213	com.s8a2.psmtp.com.
58	25,947	com.s8b1.psmtp.com.
59	25,581	com.s8b2.psmtp.com.
60	25,191	ovh.net.
61	24,755	org.netsolmail.net.
62	22,782	hfc.comcastbusiness.net.
63	21,462	si.
64	21,365	net.netsolmail.net.
65	20,757	com.au.
66	19,989	ae.
67	19,807	bz.
68	19,192	ac.
69	18,909	com.inbound10.mxlogic.net.
70	17,974	onlinehome-server.info.
71	17,899	com.inbound15.mxlogic.net.
72	17,335	com.s5a1.psmtp.com.
73	17,146	hu.
74	17,055	com.s5a2.psmtp.com.
75	16,909	com.inbound10.mxlogicmx.net.
76	16,905	com.s5b1.psmtp.com.
77	16,634	com.s5b2.psmtp.com.
78	16,515	com.inbound15.mxlogicmx.net.
79	16,490	gd.
80	16,293	aero.
81	15,030	theplanet.com.
82	14,970	ir.
83	14,924	hn.
84	14,695	to.
85	14,311	ag.
86	14,258	bluehost.com.
87	13,685	rs.
88	13,516	com.pk.
89	13,333	co.jp.
90	13,215	com.s6a1.psmtp.com.
91	13,120	pool.mediaways.net.
92	13,080	com.s6a2.psmtp.com.
93	12,972	com.s6b1.psmtp.com.
94	12,962	ms.
95	12,755	com.s6b2.psmtp.com.
96	12,649	rev.netart.pl.
97	12,330	home.net.pl.
98	12,020	ie.
99	11,956	gr.
100	11,677	ge.

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Please remember we only rank domains by the number of subdomains WE have in our database including reverse dns and this might not be representative of the actual number of subdomains.