`duijieshu.com`

DNSSEC	⚠️ Not signed
NS	`ns3.cnolnic.com` ⚠️ Not in zone NS records
		A	240c:4081:8000:1702::4^{🇨🇳 Baidu240c:4081::/32}
		A	106.12.205.190^{🇨🇳 Baidu106.12.192.0/20 AS38365}
		A	182.61.7.241^{🇨🇳 Baidu182.61.0.0/19}
NS	`ns4.cnolnic.com` ⚠️ Not in zone NS records
		A	240c:4082:0:5d80::3^{🇨🇳 Baidu240c:4082::/32}
		A	106.12.41.178^{🇨🇳 Baidu106.12.32.0/19}
		A	180.76.132.118^{🇨🇳 Baidu180.76.128.0/19}

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1778356751

Same first word

duijieshu.com

Similar names

jiushiedu.com

DNS History

3 records (2 active, 1 former)

●NSns3.cnolnic.com2026-02-22 → 2026-05-09 · 2 obs

● 2026-02-22 22:01:46
● 2026-05-09 20:04:58

●NSns4.cnolnic.com2026-02-22 → 2026-05-09 · 2 obs

● 2026-02-22 22:01:46
● 2026-05-09 20:04:58

○A212.117.160.2422015-08-12 → 2015-08-12 · 3 obs

● 2015-08-12 02:43:46
○ 2026-02-22 22:01:46
○ 2026-05-09 20:04:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, c.gtld-servers.net, i.gtld-servers.net, k.gtld-servers.net...	-
duijieshu.com	ns3.cnolnic.com, ns4.cnolnic.com	6 records

✅ Authoritative Response

Server:106.12.205.190

NS records: ns3.cnolnic.com, ns4.cnolnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duijieshu.com (unsigned zone)

⏱️ Timing

Total: 740ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns3.cnolnic.com, ns3.cnolnic.com, ns3.cnolnic.com...)

Analysis

Name Servers

Two name servers ns3.cnolnic.com and ns4.cnolnic.com handle the delegation for duijieshu.com.

duijieshu.com shares the same name server setup as other domains, for instance hztcly.com, nbresen.com, gengdengsangbu.com, veis.cn and turnmax-tech.com.

duijieshu.com shares name servers with other domains at least partially, for instance lysyt.net, xiyoedu.com, bixiaci.cn and jiusuiban.com.

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

Host names with three IP numbers:

ns3.cnolnic.com points to: 240c:4081:8000:1702::4, 106.12.205.190 and 182.61.7.241.

ns4.cnolnic.com points to: 240c:4082:0:5d80::3, 106.12.41.178 and 180.76.132.118.

duijieshu.com - robtex.com

duijieshu.com

com