most-popular-subdomains.txt

20,395,943	www	Obviously!
1,090,647	mail	
258,838	remote	Everyone loves remote access
168,575	blog	
133,529	webmail	
129,202	server	Creative
100,849	ns1	
92,737	ns2	
73,465	smtp	
72,115	secure	If you need a subdomain for this you have issues
68,339	vpn	
63,883	m	Lots of mobile sites
62,808	shop	
60,777	ftp	Still going strong
58,484	mail2	
44,481	test	Well, hello
44,115	portal	
43,645	ns	
43,624	ww1	
42,235	host	
40,726	support	
40,107	dev	Hello again
37,666	web	When www isn't enough
37,345	bbs	Yes, really. Looking into this, many people equate "BBS" with "Forum"
37,131	ww42	Domains parked with a large domain squatter
37,069	mx	
36,876	email	
36,870	cloud	Fluffy
35,584	1	
35,481	mail1	
34,475	2	
33,696	forum	
31,291	owa	Good old Outlook
31,254	www2	
30,392	gw	
29,916	admin	Likely a good target
29,763	store	
29,251	mx1	
29,124	cdn	
29,083	api	
28,691	exchange	
28,475	app	
26,728	gov	Uhm
26,459	2tty	Mostly from .asia and .pw TLDs
26,229	vps	
24,964	govyty	"
24,951	hgfgdf	"
24,768	news	
24,521	1rer	"
24,395	lkjkui	"