`jianzhukeji.com`

	CNAME	`overdue.aliyun.com`
	DNSSEC	⚠️ Not signed
	A	170.33.12.185^{🇸🇬 Alibaba_Cloud_SEC170.33.12.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}

`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=1777357106

Same first word

jianzhukeji.com

DNS History

5 records (3 active, 2 former)

●NSdns11.hichina.com2026-04-28 → 2026-04-28 · 2 obs

○ 2017-05-04 02:58:40
● 2026-04-28 06:22:44

●NSdns12.hichina.com2026-04-28 → 2026-04-28 · 2 obs

○ 2017-05-04 02:58:40
● 2026-04-28 06:22:44

○NSns1.cnolnic.com2015-07-15 → 2017-05-04 · 3 obs

● 2015-07-15 11:45:28
● 2017-05-04 02:58:40
○ 2026-04-28 06:22:44

○NSns2.cnolnic.com2015-07-15 → 2017-05-04 · 3 obs

● 2015-07-15 11:45:28
● 2017-05-04 02:58:40
○ 2026-04-28 06:22:44

●CNAMEoverdue.aliyun.com2026-04-28 → 2026-04-28 · 1 obs

● 2026-04-28 06:22:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, i.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net...	-
jianzhukeji.com	dns11.hichina.com, dns12.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.41

NS records: dns11.hichina.com, dns12.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jianzhukeji.com (unsigned zone)

⏱️ Timing

Total: 3635ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns12.hichina.com, dns11.hichina.com`
CNAME	1	`overdue.aliyun.com`
SOA	1	`dns11.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns11.hichina.com, dns11.hichina.com, dns11.hichina.com...)

Analysis

IP Addresses

jianzhukeji.com points to a single IP number: 170.33.12.185.

Other host names, for instance zmkb.cn, hghp.cn, ewem.cn, topoac.com and qgms.cn share IP numbers with jianzhukeji.com.

jianzhukeji.com - robtex.com

jianzhukeji.com

com