`zystu.com`

	CNAME	`2110215121.cdn-st.site.cn`
	CNAME	`zystu.com.cdn.qcloudcdn.cn`
	DNSSEC	⚠️ Not signed

`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=1776724847

Same first word

zystu.com

Similar names

stuzy.com

tsuzy.com

yzstu.com

tszyu.com

DNS History

4 records (3 active, 1 former)

●NSns17.xincache.com2015-07-16 → 2026-04-20 · 2 obs

● 2015-07-16 09:12:32
● 2026-04-20 22:46:46

●NSns18.xincache.com2015-07-16 → 2026-04-20 · 2 obs

● 2015-07-16 09:12:32
● 2026-04-20 22:46:46

○A180.178.55.362015-07-16 → 2020-01-15 · 4 obs

● 2015-07-16 09:12:32
● 2020-01-15 05:00:20
○ 2026-04-17 10:16:06
○ 2026-04-20 22:46:46

●CNAME2110215121.cdn-st.site.cn2026-04-17 → 2026-04-20 · 2 obs

● 2026-04-17 10:16:06
● 2026-04-20 22:46:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, c.gtld-servers.net, f.gtld-servers.net...	-
zystu.com	ns17.xincache.com, ns18.xincache.com	12 records

✅ Authoritative Response

Server:1.12.0.4

NS records: ns17.xincache.com, ns18.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for zystu.com (unsigned zone)

⏱️ Timing

Total: 95ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns18.xincache.com, ns17.xincache.com`
CNAME	1	`2110215121.cdn-st.site.cn`
SOA	1	`ns17.xincache.com enterprise1dnsadmin.dn`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ns17.xincache.com, ns17.xincache.com, ns17.xincache.com...)

zystu.com - robtex.com

zystu.com

com