`ojzc.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=1781193341

`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=2035059122

Same first word

ojzc.cn

Similar names

zjco.cn

czjo.com

jzco.org

czoj.com.cn

jocz.eu

zjoc.com

jzoc.xyz

jozc.com

czoj.net

cjzo.cn

jzoc.cn

jocz.pl

cojz.com

ozjc.cn

jocz.lt

DNS History

3 records (2 active, 1 former)

●NSdm1.longmingdns.com2026-07-17 → 2026-07-19 · 2 obs

● 2026-07-17 22:30:16
● 2026-07-19 05:57:08

●NSdm2.longmingdns.com2026-07-17 → 2026-07-19 · 2 obs

● 2026-07-17 22:30:16
● 2026-07-19 05:57:08

○CNAMEpk.22.cn2018-08-31 → 2018-08-31 · 3 obs

● 2018-08-31 12:12:42
○ 2026-07-17 22:30:16
○ 2026-07-19 05:57:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	b.dns.cn, a.dns.cn, e.dns.cn, c.dns.cn...	-
ojzc.cn	dm1.longmingdns.com, dm2.longmingdns.com	-

✅ Authoritative Response

Server:218.98.111.163

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ojzc.cn (unsigned zone)

⏱️ Timing

Total: 4390ms | Queries: -

📄 Records

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

Analysis

Name Servers

ojzc.cn is served by two delegated name servers, dm1.longmingdns.com and dm2.longmingdns.com.

ojzc.cn shares its name server setup with other domains, including pigzi.cn, jmtzs.com.cn, hvuzzpy.cn and two others.

The DNS delegation for ojzc.cn at least partly coincides with that of other domains, yyxn.cn being one example.

Host names with two IP numbers:

dm2.longmingdns.com maps to two IP addresses — 183.253.57.197 and 211.99.99.56.

Host names pointing to a single IP address:

dm1.longmingdns.com points to the IP address 218.98.111.163.

ojzc.cn - robtex.com

ojzc.cn

cn