A and AAAA records - DNS analysis SK 2009/09

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Number Of A Records Without Www
42605	143005	721	22	173	29	51	0	1	0	2	0	0	2
0	1	2	3	4	5	6	7	8	9	10	11	12	13

Number Of A Records With Www
22169	162664	1689	28	9	0	50	0	0	0	2	0	0	0
0	1	2	3	4	5	6	7	8	9	10	11	12	13

Number Of AAAA Records Without Www
176741	9868	2	0	0	0	0	0	0	0	0	0	0	0
0	1	2	3	4	5	6	7	8	9	10	11	12	13

Number Of AAAA Records With Www
176736	9874	0	0	1	0	0	0	0	0	0	0	0	0
0	1	2	3	4	5	6	7	8	9	10	11	12	13

A records content
IP	reverse record	domains	%
81.95.96.29	default.domeny.cz	4039	2.16
213.81.152.54	web.t-com.sk	3740	2.00
82.208.46.117	www.domains.sk	3233	1.73
82.119.226.53	max.websupport.sk	2011	1.08
217.67.22.85	mort.webglobe.sk	1794	0.96
217.67.30.192	web1.freeserver.sk	1784	0.96
82.119.226.57	colossus.websupport.sk	1708	0.92
195.28.64.101	web.slovanet.net	1592	0.85
81.89.56.37	ws2.ltc.sk	1531	0.82
81.89.56.32	ws1.ltc.sk	1484	0.80
88.86.113.3	hosting.szm.com	1453	0.78
62.168.63.249	?	1428	0.77
81.2.194.128	128.194.forpsi.net	1359	0.73
92.240.247.11	wraith.atlantis.sk	1278	0.68
82.119.226.113	smtp.exohosting.sk	1246	0.67
217.73.17.160	ns.tohos.net	1194	0.64
82.119.226.133	web2s5.exohosting.sk	1176	0.63
82.119.226.55	am.websupport.sk	1134	0.61
213.81.152.60	wep.t-com.sk	1119	0.60
62.176.169.118	?	1109	0.59
195.168.1.32	home.nextra.sk	1022	0.55
195.168.1.33	home.nextra.sk	1019	0.55
217.67.23.73	3.apache.pri.crooce.com	982	0.53
62.168.63.213	?	953	0.51
82.119.226.100	web2s1.exohosting.sk	911	0.49
217.67.30.20	dw10.nameserver.sk	856	0.46
217.67.17.165	snoopy.euronet.sk	852	0.46
82.119.226.125	web2s26.exohosting.sk	842	0.45
212.5.219.72	web7.slovenska.sk	802	0.43
217.67.31.3	inet.nameserver.sk	792	0.42

AAAA records content
IPv6	domains	%
2001:1ba0:2a0:5965::20:1	848	0.45
2001:1ba0:2a0:5965:0:30:32:1	694	0.37
2001:1ba0:2a0:5965:0:30:36:1	659	0.35
2001:1ba0:2a0:5965::8:1	573	0.31
2001:1ba0:2a0:5965:0:30:38:1	541	0.29
2001:1ba0:2a0:5965::30:1	513	0.27
2001:1ba0:2a0:5965::26:1	500	0.27
2001:1ba0:2a0:5965:0:30:34:1	477	0.26
2001:1ba0:2a0:5965:0:30:12:1	452	0.24
2001:1ba0:2a0:5965::14:1	449	0.24
2001:1ba0:2a0:5965::28:1	435	0.23
2001:1ba0:2a0:5965::24:1	373	0.20
2001:1ba0:2a0:5965::22:1	364	0.20
2001:1ba0:2a0:5965::6:1	323	0.17
2001:1ba0:2a0:5965:0:30:4:1	300	0.16
2001:1ba0:2a0:5965::186:1	295	0.16
2001:1ba0:2a0:5965:0:30:10:1	279	0.15
2001:1ba0:2a0:5965:0:31:33:1	264	0.14
2001:1ba0:2a0:5965:0:30:2:1	201	0.11
2001:1ba0:2a0:5965:0:31:34:1	183	0.10
2001:1ba0:2a0:5965:0:31:5:1	150	0.08
2001:1ba0:2a0:5965::177:1	144	0.08
2001:1ba0:2a0:5965::169:1	121	0.06
2001:1ba0:2a0:5965:0:31:35:1	83	0.04
2001:1ba0:2a0:5965:0:31:61:1	58	0.03
2001:1ba0:2a0:5965:0:31:40:1	55	0.03
2001:1ba0:2a0:5965:0:31:56:1	52	0.03
2001:1ba0:0:2::f	50	0.03
2001:1ba0:2a0:5965:0:31:15:1	50	0.03
2001:1ba0:2a0:5965:0:31:63:1	42	0.02

AAAA records presence
result	number	%
domain has A records and also AAAA records	9941	5.33
domain has A records, but does not have AAAA records	157036	84.15
domain does not have A records, but has AAAA records	2	0
Domain does not have any A or AAAA records	7114	3.81

TTL values in A records
result	number	%
TTL values in A records are equal	166974	89.48
TTL mismatch in A records without "www"	3	0
TTL mismatch in A records with "www"	1	0
unknown or not tested	7116	3.81

TTL values in AAAA records
result	number	%
TTL values in AAAA records are equal	9943	5.33
TTL mismatch in AAAA records without "www"	0	0
TTL mismatch in AAAA records with "www"	0	0
unknown or not tested	164150	87.96

Reverse records of WWW server
result	number	%
Reverse records matches with their IP addresses	133130	71.34
reverse records don't match for all A records	19930	10.68
reverse records don't match for some of A records	1281	0.69
reverse records don't exist for some A records	12636	6.77
unknown or not tested	7116	3.81

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