检查DNS记录 A
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DNS传播
西班牙
意大利
英国
美国
葡萄牙
法国
埃及
乌克兰
加拿大
中国
芬兰
墨西哥
挪威
菲律宾
泰国
Trace data
| 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 | 0.03 |
| 2 | 240.2.88.13 | AS??? | 0 | 2 | 6 | 6 | 6 | 0.01 |
| 3 | 242.5.235.1 | AS??? | 0 | 2 | 7 | 6 | 7 | 0.4 |
| 4 | ??? | AS??? | 100 | 2 | 0 | 0 | 0 | 0 |
| 5 | 99.83.66.197 | AS16509 | 0 | 2 | 10 | 6 | 20 | 10 |
| 6 | ae1-1.rt.nct.gdo.ovl.retn.net (87.245.233.139) | AS9002 | 0 | 2 | 100 | 100 | 100 | 0.01 |
| 7 | gw-as60280.retn.net (87.245.245.98) | AS9002 | 0 | 2 | 100 | 100 | 100 | 0.02 |
| 8 | 185.11.76.29 | AS60280 | 0 | 2 | 100 | 100 | 100 | 0.01 |
| 9 | 185.11.76.207 | AS60280 | 0 | 2 | 100 | 100 | 100 | 0.1 |
| 10 | r1c-ac1-te4-2.basnet.by (80.94.160.84) | AS21274 | 0 | 2 | 100 | 100 | 100 | 0.004 |
| 11 | r1c-ac25-te4-3.basnet.by (80.94.160.98) | AS21274 | 0 | 2 | 100 | 100 | 100 | 0.07 |
| 12 | ??? | AS??? | 100 | 2 | 0 | 0 | 0 | 0 |
DNS Tests
- 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.
IP地理定位在
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最佳的域名和Web托管提供商提供的最佳优惠。
