remote server returned 550 5.1.0

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
remote server returned 550 5.1.0	1.91	1	8101	52	32
remote	0.95	0.7	728	71	6
server	1.17	0.3	1163	39	6
returned	0.69	0.7	9233	45	8
550	1.6	0.3	1291	90	3
5.1.0	0.79	1	7993	23	5

Keyword	CPC	PCC	Volume	Score
remote server returned 550 5.1.0	0.45	0.1	3902	6
remote server returned 550 5.1.8	1.65	0.9	3009	66
remote server returned 550 5.1.1	0.11	0.7	5921	70
remote server returned 550 5.1.2	0.84	0.7	3772	51
remote server returned 550 5.1.10	0.88	0.8	372	66
remote server returned 550 5.1.11	1.36	0.1	5397	83
remote server returned 550 5.2.0	0.42	0.5	7318	56
remote server returned 550 5.7.520	0.32	1	66	14
remote server returned 550	0.14	0.4	2810	71
remote server returned 550 5.7.514	0.46	0.6	5829	63
550 5.0.350 remote server returned an error	0.98	0.4	3042	63
remote server returned an error - 550	1.53	0.8	4504	6
remote server returned 550 5.7.705	1.48	0.5	5664	10
remote server returned 550 5.7.703	0.99	0.9	7153	26
remote server returned 550 5.4.310 dns domain	1.22	0.3	503	80
remote server returned 552 5.2.0	0.87	0.8	9942	18
server response 550 5.1.0	1.76	0.2	6445	11
remote server returned 554 5.5.0	0.36	0.1	8417	97
remote server returned 554 5.0.0	0.43	0.9	1616	20
server responded 550 5.1.0	0.16	0.3	529	16
remote server returned 554 5.0.0 #5.0.0	1.59	0.8	8503	32
remote server returned 554 5.6.0	1.19	0.8	2922	94