检查DNS记录 A

TTL

60

20.60.209.176

12386

Hop	主机名	Asn	Loss (%)	Sent	Avg (ms)	Best (ms)	Worst (ms)	Stddev
1	ip-172-18-0-1.ec2.internal (172.18.0.1)	AS???	0	2	0.04	0.03	0.05	0.01
2	100.100.32.126	AS???	0	2	0.6	0.6	0.7	0.07
3	240.0.236.32	AS???	0	2	100	0.8	200	200
4	100.100.36.54	AS???	0	2	1	0.8	2	0.8
5	99.83.94.203	AS16509	0	2	3	0.8	5	3
6	ae27-0.icr02.bl20.ntwk.msn.net (104.44.230.172)	AS8075	0	2	3	1	4	2
7	be-162-0.ibr04.bl20.ntwk.msn.net (104.44.21.235)	AS8075	50	2	200	200	200	0
8	be-1-0.ibr03.bl20.ntwk.msn.net (104.44.16.177)	AS8075	0	2	200	200	200	0.1
9	be-8-0.ibr01.nyc30.ntwk.msn.net (104.44.19.195)	AS8075	50	2	200	200	200	0
10	???	AS???	100	2	0	0	0	0
11	???	AS???	100	2	0	0	0	0
12	104.44.52.163	AS8075	0	2	200	200	200	0.02
13	be-2-0.ibr02.scl01.ntwk.msn.net (104.44.28.130)	AS8075	0	2	200	200	200	0.8
14	104.44.31.69	AS8075	0	2	200	200	200	30
15	51.10.6.181	AS8075	0	2	200	200	200	0.3
16	51.10.3.174	AS8075	0	2	200	200	200	0.03
17	ae104-0.rwa03.doh20.ntwk.msn.net (104.44.21.146)	AS8075	0	2	200	200	200	5
18	???	AS???	100	2	0	0	0	0
19	???	AS???	100	2	0	0	0	0
20	???	AS???	100	2	0	0	0	0
21	???	AS???	100	2	0	0	0	0
22	20.60.209.176	AS8075	0	2	200	200	200	0

Authoritative DNS servers match NS records
All nameservers respond as expected.
All authoritative DNS servers must have the same SOA
SOA records match across NS servers.
Zone should not be transferable via AXFR
AXFR zone transfers are disabled.
Recommended number of NS records
Between 2 and 7 NS records.
GLUE records are correctly configured
NS IPs resolve properly for in-zone NS.
DNSSEC protection
Domain has valid RRSIG DNSSEC record.