检查DNS记录 A

TTL

300

142.250.201.179

300

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	0.05	0.03	0.07	0.02
2	100.100.32.100	AS???	0	2	4	0.6	7	4
3	240.0.184.32	AS???	0	2	0.7	0.7	0.8	0.04
4	100.100.36.96	AS???	0	2	2	0.7	2	1
5	99.82.180.135	AS16509	0	2	1	1	1	0.003
6	142.251.71.127	AS15169	0	2	2	2	2	0.3
7	192.178.243.2	AS15169	0	2	2	2	2	0.1
8	216.239.47.127	AS15169	0	2	1	1	1	0.04
9	142.250.215.189	AS15169	0	2	2	2	2	0.1
10	142.250.210.246	AS15169	0	2	3	3	3	0.03
11	142.250.233.11	AS15169	0	2	3	3	3	0.06
12	???	AS???	100	2	0	0	0	0
13	???	AS???	100	2	0	0	0	0
14	???	AS???	100	2	0	0	0	0
15	???	AS???	100	2	0	0	0	0
16	???	AS???	100	2	0	0	0	0
17	???	AS???	100	2	0	0	0	0
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	???	AS???	100	2	0	0	0	0
23	wv-in-f121.1e100.net (142.251.163.121)	AS15169	0	2	2	2	2	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.