`517mf.cn`

DNSSEC	⚠️ Not signed
NS	`ns3.cnolnic.com` ⚠️ Not in zone NS records
		A	240c:4082:0:5d01::4^{🇨🇳 Baidu240c:4082::/32}
		A	106.12.205.190^{🇨🇳 Baidu106.12.192.0/20 AS38365}
		A	106.13.49.3^{🇨🇳 Baidu106.13.48.0/20 AS38365}
NS	`ns4.cnolnic.com` ⚠️ Not in zone NS records
		A	240c:4082:0:5d01::5^{🇨🇳 Baidu240c:4082::/32}
		A	106.12.208.18^{🇨🇳 Baidu106.12.208.0/20 AS38365}
		A	218.5.79.117^{🇨🇳 CHINATELECOM-Fujian-Xiamen-IDC1218.5.72.0/21 厦门}

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2034666310

517mf.cn

517fm.com

fm751.com

mf175.com

4 records (2 active, 2 former)

●NSns3.cnolnic.com2015-07-10 → 2026-04-13 · 2 obs

● 2015-07-10 19:05:10
● 2026-04-13 13:30:52

●NSns4.cnolnic.com2015-07-10 → 2026-04-13 · 2 obs

● 2015-07-10 19:05:10
● 2026-04-13 13:30:52

○A218.5.79.1112015-07-10 → 2016-05-04 · 4 obs

● 2015-07-10 19:05:10
● 2016-05-04 05:52:16
○ 2017-04-04 12:03:32
○ 2026-04-13 13:30:52

○A218.5.79.392017-04-04 → 2017-04-04 · 4 obs

○ 2016-05-04 05:52:16
● 2017-04-04 12:03:32
○ 2026-02-23 22:31:08
○ 2026-04-13 13:30:52

517mf.cn's delegation uses two name servers, ns3.cnolnic.com and ns4.cnolnic.com.

517mf.cn shares the same name server setup as other domains, for example jtxzdh.cn, law001.org, zxsb.com, lnk.cn and xldlj.com.

517mf.cn at least partially shares name servers with other domains, including xesee.com, xn--xkr41qqoap47p.com, zglongxi.com, zondeauto.com and wseen.com.

These name servers are commonly used with ns1.cnolnic.com and ns2.cnolnic.com.

Host names with three IPs: