`zmdata.cn`

DNSSEC	⚠️ Not signed
NS	`dns1.4cun.com` ⚠️ Not in zone NS records
		A	2408:4005:3dc:af00:a6be:339e:a1a0:d2b8^{🇨🇳 Alibaba-Cloud2408:4005::/33}
		A	61.172.183.74^{🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC}
NS	`dns2.51dns.top` ⚠️ Not in zone NS records
		A	2408:4005:3dc:af00:a6be:339e:a1a0:d2b8^{🇨🇳 Alibaba-Cloud2408:4005::/33}
		A	219.138.102.210^{🇨🇳 CHINATELECOM-HUBEI-YICHANG-IDC219.138.102.0/24 yichang}

`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=2034779804

Same first word

zmdata.cn

zmdata.com

Similar names

tzadam.com

mzadat.com

adamtz.com

tamdaz.fr

mzdata.com

mzadat.net

matzda.co.jp

mzadat.om

azadtm.com

DNS History

2 records (2 active, 0 former)

●NSdns1.4cun.com2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 09:39:02
● 2026-05-11 20:19:10

●NSdns2.51dns.top2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 09:39:02
● 2026-05-11 20:19:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
zmdata.cn	dns1.4cun.com, dns2.51dns.top	-

✅ Authoritative Response

Server:219.138.102.210

NS records: dns1.4cun.com, dns2.51dns.top

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for zmdata.cn (unsigned zone)

⏱️ Timing

Total: 2206ms | Queries: -

📄 Records

Type	Count	Sample Data

Analysis

Name Servers

zmdata.cn is delegated to two name servers: dns1.4cun.com and dns2.51dns.top.

zmdata.cn shares the same name server setup as other domains, for example kltoy.com.cn, zgxymyw.com, ehba.cn, jljcw.com and mayung.com.

zmdata.cn at least partially shares name servers with other domains, for instance thrivigor.com, orangem.cn, maxpad.com.hk, ohbuyer.com and dgbili.com.

These name servers are often used with dns.4cun.com and dns2.4cun.com.

Host names with two IP numbers:

dns1.4cun.com points to 2408:4005:3dc:af00:a6be:339e:a1a0:d2b8 and 61.172.183.74.

dns2.51dns.top points to 2408:4005:3dc:af00:a6be:339e:a1a0:d2b8 and 219.138.102.210.

Names pointing to 2408:4005:3dc:af00:a6be:339e:a1a0:d2b8: dns1.4cun.com and dns2.51dns.top.

zmdata.cn - robtex.com

zmdata.cn

cn