`szbard.cn`

NS	`ns1.dns.com.cn`
		A	240c:4082:ffff:ff01:0:d:0:34a^{🇨🇳 Baidu240c:4082::/32}
		A	61.172.183.70^{🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC}
		A	61.240.129.114^{🇨🇳 CHINA169-Backbone61.240.128.0/19 CMI (Customer Route)}
NS	`ns2.dns.com.cn`
		A	61.172.183.76^{🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC}
		A	61.240.129.147^{🇨🇳 CHINA169-Backbone61.240.128.0/19 CMI (Customer Route)}
MX	`szbard.cn`⁽⁹⁹⁹⁾

`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=2034783825

MX for

szbard.cn

Same first word

szbard.cn

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, e.dns.cn, c.dns.cn, d.dns.cn...	-
szbard.cn	ns1.judns.com, ns2.judns.com	-

✅ Authoritative Response

Server:162.159.27.251

NS records: ns1.judns.com, ns2.judns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for szbard.cn (unsigned zone)

⏱️ Timing

Total: 2615ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`154.213.83.12`
NS	2	`ns1.julydns.com, ns2.julydns.com`
SOA	1	`ns1.julydns.com master.jmdns.com`

Analysis

Mail Server Role

szbard.cn serves as the mail server for szbard.cn.

Name Servers

Delegation for szbard.cn rests with two name servers, ns1.dns.com.cn and ns2.dns.com.cn.

szbard.cn shares the same name server setup as other domains, including cnslogistic.com, fy100.com, thgcgl.com, gdskt.com and ksmyfz.com.

szbard.cn at least partially shares name servers with other domains, for instance szzhongweike.com, tedafilters.com, shtianjiu.cn, chemwater.com.cn and ambic.com.cn.

these name servers are commonly used with dns.bizcn.com, ns13.dns.com.cn and ns14.dns.com.cn.

Host names with three IP numbers:

ns1.dns.com.cn points to 240c:4082:ffff:ff01:0:d:0:34a, 61.172.183.70 and 61.240.129.114.

Host names with two IP numbers:

ns2.dns.com.cn points to 61.172.183.76 and 61.240.129.147.

Mail Servers

A single mail server handles szbard.cn.

szbard.cn - robtex.com

szbard.cn

cn