`azurecourse.com`

DNSSEC	⚠️ Not signed
A	154.220.236.223^{🇭🇰 GNET-AS9294154.220.224.0/20}
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=1785055758

`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=1786299234

Subdomains

m.azurecourse.com

www.azurecourse.com

Same first word

azurecourse.com

DNS History

5 records (3 active, 2 former)

●NSns1.julydns.com2026-07-12 → 2026-08-09 · 2 obs

● 2026-07-12 17:10:30
● 2026-08-09 18:29:34

●NSns2.julydns.com2026-07-12 → 2026-08-09 · 2 obs

● 2026-07-12 17:10:30
● 2026-08-09 18:29:34

●A154.220.236.2232026-08-09 → 2026-08-09 · 2 obs

○ 2026-07-19 11:11:50
● 2026-08-09 18:29:34

○A198.44.160.62026-07-12 → 2026-07-12 · 3 obs

● 2026-07-12 17:10:30
○ 2026-07-19 11:11:50
○ 2026-08-09 18:29:34

○A82.109.254.1782026-07-19 → 2026-07-19 · 3 obs

○ 2026-07-12 17:10:30
● 2026-07-19 11:11:50
○ 2026-08-09 18:29:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
azurecourse.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 azurecourse.com (unsigned zone)

⏱️ Timing

Total: 362ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`154.220.236.223`
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

azurecourse.com serves as the parent of m.azurecourse.com and www.azurecourse.com.

IP Addresses

azurecourse.com has exactly one IP address — 154.220.236.223.

www.lgism.com, m.lgism.com, architecture-china.com plus two other host names have IP numbers in common with azurecourse.com.

Name Servers

The NS records for azurecourse.com delegate to ns1.julydns.com and ns2.julydns.com.

The name server configuration of azurecourse.com is shared with other domains, for instance lvdiaogongyipin.com, s-bct.com, apesca.net and two others.

azurecourse.com partially shares its NS delegation with several other domains, including fenglisy.com, 5taonan.com, nn660865.cn and two others.

The name servers ns1.judns.com, ns2.judns.com, ns1.onclouddns.com and ns2.onclouddns.com are often found in use alongside these name servers.

Each of ns1.julydns.com and ns2.julydns.com points to exactly one IP address: 162.159.48.223.

ns1.julydns.com and ns2.julydns.com each have 162.159.48.223 IP addresses.

azurecourse.com - robtex.com

azurecourse.com

com