`646820.cn`

DNSSEC	⚠️ Not signed
NS	`dm1.longmingdns.com` ⭐
		A	218.98.111.163^{🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
NS	`dm2.longmingdns.com`
		A	183.253.57.197^{🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route)}
		A	211.99.99.56^{🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object}
SOA	`dm1.longmingdns.com`dnsadmin@longmingdns.com serial=1751342907

`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=2034661097

Same first word

646820.cn

Similar names

620684.com

024686.com

420668.com

082664.com

208466.com

248606.com

860426.com

428660.cc

864260.vip

260864.com

280646.com

240686.com

024668.com

082466.com

602468.com

DNS History

6 records (2 active, 4 former)

●NSdm1.longmingdns.com2026-03-26 → 2026-04-12 · 2 obs

● 2026-03-26 03:48:30
● 2026-04-12 03:54:18

●NSdm2.longmingdns.com2026-03-26 → 2026-04-12 · 2 obs

● 2026-03-26 03:48:30
● 2026-04-12 03:54:18

○A103.7.31.1882016-02-08 → 2016-06-19 · 5 obs

○ 2015-11-15 16:59:10
● 2016-02-08 14:17:50
● 2016-06-19 23:03:22
○ 2026-03-26 03:48:30
○ 2026-04-12 03:54:18

○A121.14.125.522015-05-19 → 2015-11-15 · 4 obs

● 2015-05-19 17:21:12
● 2015-11-15 16:59:10
○ 2016-02-08 14:17:50
○ 2026-04-12 03:54:18

○CNAMEaps0550.qq.com2016-02-08 → 2016-06-19 · 5 obs

○ 2015-05-19 17:21:12
● 2016-02-08 14:17:50
● 2016-06-19 23:03:22
○ 2026-03-26 03:48:30
○ 2026-04-12 03:54:18

○CNAMEid.qzone.qq.com2015-05-19 → 2016-06-19 · 4 obs

● 2015-05-19 17:21:12
● 2016-06-19 23:03:22
○ 2026-03-26 03:48:30
○ 2026-04-12 03:54:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
646820.cn	dm1.longmingdns.com, dm2.longmingdns.com	-

✅ Authoritative Response

Server:211.99.99.56

NS records: dm1.longmingdns.com, dm2.longmingdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 646820.cn (unsigned zone)

⏱️ Timing

Total: 1673ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dm1.longmingdns.com, dm2.longmingdns.com`
SOA	1	`dm1.longmingdns.com dnsadmin.longmingdns`

Analysis

Name Servers

646820.cn's delegation uses two name servers: dm1.longmingdns.com and dm2.longmingdns.com.

646820.cn uses the same name server setup as other domains, such as spacemedia.cn, luvmtl.cn, shimang.cn, fangguanjia888.cn and openmoa.cn.

Host names with two IP numbers: dm2.longmingdns.com points to 183.253.57.197 and 211.99.99.56.

Host names with one IP number: dm1.longmingdns.com points to 218.98.111.163.

646820.cn - robtex.com

646820.cn

cn