`oztechsystems.com`

DNSSEC	⚠️ Not signed
A	72.52.93.251^{🇺🇸 HURRICANE72.52.64.0/18 Hurricane Electric 760 Mission Ct Fremont, CA}
NS	`ns9.worldnic.com` ⭐
		A	162.159.26.110^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`powerdns-prod06.dc.tutum.co`
NS	`ns10.worldnic.com`
		A	162.159.27.124^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-162-159-27-124.defastlink.net`
MX	`mail.oztechsystems.com` ⭐
		A	72.52.93.250^{🇺🇸 HURRICANE72.52.64.0/18 Hurricane Electric 760 Mission Ct Fremont, CA}
TXT	`v=spf1 +a +mx +ip4:72.52.93.252 +ip4:72.52.93.253 -all`
SOA	`NS9.WORLDNIC.com`namehost@WORLDNIC@com serial=124091523

`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=1771291435

PTR for

251.224-27.93.52.72.in-addr.arpa

Subdomains

mail.oztechsystems.com

Same first word

oztechsystems.com

DNS History

8 records (4 active, 4 former)

●NSns10.worldnic.com2015-08-03 → 2026-03-18 · 3 obs

○ 2007-08-15 13:26:28
● 2015-08-03 05:21:46
● 2026-03-18 19:15:22

○NSns18.customer.level3.net2007-08-15 → 2007-08-15 · 3 obs

● 2007-08-15 13:26:28
○ 2015-08-03 05:21:46
○ 2026-03-18 19:15:22

○NSns21.customer.level3.net2007-08-15 → 2007-08-15 · 3 obs

● 2007-08-15 13:26:28
○ 2015-08-03 05:21:46
○ 2026-03-18 19:15:22

●NSns9.worldnic.com2015-08-03 → 2026-03-18 · 3 obs

○ 2007-08-15 13:26:28
● 2015-08-03 05:21:46
● 2026-03-18 19:15:22

●MXmail.oztechsystems.com2007-08-15 → 2026-03-18 · 2 obs

● 2007-08-15 13:26:28
● 2026-03-18 19:15:22

○A209.247.159.2362007-08-15 → 2007-08-15 · 3 obs

● 2007-08-15 13:26:28
○ 2015-08-03 05:21:46
○ 2026-03-18 19:15:22

○A72.13.87.172015-08-03 → 2016-12-30 · 5 obs

○ 2007-08-15 13:26:28
● 2015-08-03 05:21:46
● 2016-12-30 21:31:28
○ 2020-02-22 15:10:52
○ 2026-03-18 19:15:22

●A72.52.93.2512020-02-22 → 2026-03-18 · 3 obs

○ 2016-12-30 21:31:28
● 2020-02-22 15:10:52
● 2026-03-18 19:15:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, a.gtld-servers.net...	-
oztechsystems.com	ns9.worldnic.com, ns10.worldnic.com	2 records

✅ Authoritative Response

Server: 162.159.27.124

NS records: ns9.worldnic.com, ns10.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for oztechsystems.com (unsigned zone)

⏱️ Timing

Total: 450ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`72.52.93.251`
NS	2	`ns10.worldnic.com, ns9.worldnic.com`
MX	1	`mail.oztechsystems.com (pri: 10)`
TXT	1	`v=spf1 +a +mx +ip4:72.52.93.252 +ip4:72.`
SOA	1	`NS9.WORLDNIC.com namehost@WORLDNIC.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns9.worldnic.com, ns10.worldnic.com)

Analysis

Hierarchy

oztechsystems.com is the parent of mail.oztechsystems.com.

IP Addresses

oztechsystems.com resolves to a single IP: 72.52.93.251.

Name Servers

oztechsystems.com has two name servers: ns10.worldnic.com and ns9.worldnic.com.

oztechsystems.com shares the same name server setup as other domains, for example cravingsbymail.com, exideworld.com, trixiliner.mobi, qa-kawasaki.com and standrewsucc.org.

oztechsystems.com shares name servers with other domains to some extent, for example hfdclaw.com and nadbank.org.

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

Host names with a single IP:

ns10.worldnic.com points to 162.159.27.124

ns9.worldnic.com points to 162.159.26.110

Mail Servers

oztechsystems.com is handled by a single mail server, mail.oztechsystems.com.

Host name mail.oztechsystems.com points to IP 72.52.93.250.

oztechsystems.com - robtex.com