Keyword Analysis & Research: can't add cname records for the root domain

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
can't add cname records for the root domain	0.94	0.8	2741	28	43
can't	0.78	0.5	9391	85	5
add	1.37	0.5	7964	83	3
cname	1.4	0.1	254	46	5
records	0.29	1	4282	2	7
for	1.66	0.7	5771	81	3
the	1.37	0.7	7219	22	3
root	0.85	0.1	5736	26	4
domain	0.9	1	1634	32	6

Keyword	CPC	PCC	Volume	Score
can't add cname records for the root domain	1.72	0.6	3211	74