`jstzschool.com`

DNSSEC	⚠️ Not signed
A	154.92.48.241^{🇭🇰 POWERLINE-HK154.92.32.0/19 Digital Core Technology Co., Ltd}
NS	`ns1.julydns.com` ⭐
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.julydns.com`
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`ns1.julydns.com`master@jmdns.com serial=1777059115

`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=1778498476

WOT: SAFE (61/100)

Subdomains

www.jstzschool.com

Same first word

jstzschool.com

DNS History

6 records (3 active, 3 former)

○NSbizcn1.dnspod.net2015-06-22 → 2016-05-07 · 4 obs

● 2015-06-22 10:04:30
● 2016-05-07 13:15:46
○ 2026-05-09 08:53:40
○ 2026-05-11 11:34:50

○NSbizcn2.dnspod.net2015-06-22 → 2016-05-07 · 4 obs

● 2015-06-22 10:04:30
● 2016-05-07 13:15:46
○ 2026-05-09 08:53:40
○ 2026-05-11 11:34:50

○NSf1g1ns1.dnspod.net2015-06-22 → 2017-02-08 · 4 obs

● 2015-06-22 10:04:30
● 2017-02-08 05:22:06
○ 2026-05-09 08:53:40
○ 2026-05-11 11:34:50

●NSns1.julydns.com2026-05-09 → 2026-05-11 · 3 obs

○ 2017-02-08 05:22:06
● 2026-05-09 08:53:40
● 2026-05-11 11:34:50

●NSns2.julydns.com2026-05-09 → 2026-05-11 · 3 obs

○ 2017-02-08 05:22:06
● 2026-05-09 08:53:40
● 2026-05-11 11:34:50

●A154.92.48.2412026-05-09 → 2026-05-11 · 2 obs

● 2026-05-09 08:53:40
● 2026-05-11 11:34:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
jstzschool.com	ns1.julydns.com, ns2.julydns.com	2 records

✅ Authoritative Response

Server:162.159.48.223

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jstzschool.com (unsigned zone)

⏱️ Timing

Total: 1354ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`154.92.48.241`
NS	2	`ns1.julydns.com, ns2.julydns.com`
SOA	1	`ns1.julydns.com master.jmdns.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.julydns.com, ns2.julydns.com)

Analysis

Hierarchy

jstzschool.com is the parent of www.jstzschool.com.

IP Addresses

jstzschool.com resolves to a single IP address: 154.92.48.241.

Other host names, for instance www.jstzschool.com, share IP numbers with jstzschool.com.

Name Servers

jstzschool.com's delegation uses two name servers, ns1.julydns.com and ns2.julydns.com.

jstzschool.com shares the same name server setup as other domains, for example andoooo.com, scycqt.com, shiximiliang.com, benzdts.com and szcy-iot.com.

jstzschool.com at least partially shares name servers with other domains, including xnnma.cn, pc0599.cn, ytdafeng.cn, jdxs.net.cn and olaq.cn.

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

Host names with a single IP:

- ns1.julydns.com points to 162.159.48.223

- ns2.julydns.com points to 162.159.48.223

Host names that point to 162.159.48.223: ns1.julydns.com and ns2.julydns.com

jstzschool.com - robtex.com

jstzschool.com

com