`world-studies.com`

DNSSEC	⚠️ Not signed
A	45.40.152.13^{🇺🇸 AS39878745.40.152.0/22 GoDaddy.com, LLC}
		PTR	`13.152.40.45.host.secureserver.net`
NS	`ns31.domaincontrol.com` ⭐
		A	2603:5:2191::10^{🇺🇸 GODADDY-DNS2603:5:2190::/44}
			PTR	`ns31.domaincontrol.com`
		A	97.74.105.16^{🇺🇸 GODADDY-DNS97.74.104.0/23}
			PTR	`ns31.domaincontrol.com`
NS	`ns32.domaincontrol.com`
		A	2603:5:2291::10^{🇺🇸 GODADDY-DNS2603:5:2290::/44}
			PTR	`ns32.domaincontrol.com`
		A	173.201.73.16^{🇺🇸 GODADDY-DNS173.201.72.0/23}
			PTR	`ns32.domaincontrol.com`
MX	`worldstudies-com01c.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c946::4^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch0pr04cu00504.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::7^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch5pr02cu00307.inbound.protection.outlook.com`
		A	2a01:111:f403:f901::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl0pr02cu00601.inbound.protection.outlook.com`
		A	2a01:111:f403:f901::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl2pr02cu00402.inbound.protection.outlook.com`
		A	52.101.9.0^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl2pr02cu00100.inbound.protection.outlook.com`
		A	52.101.9.17^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
		A	52.101.9.26^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl0pr02cu00702.inbound.protection.outlook.com`
		A	52.101.10.12^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn1pr21cu00204.inbound.protection.outlook.com`
TXT	`MS=ms50755784`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns31.domaincontrol.com`dns@jomax.net 2020-03-10 #2

`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=1774874797

Same first word

world-studies.com

DNS History

15 records (4 active, 11 former)

○NSns1.enlagrid.com2015-06-19 → 2016-05-06 · 4 obs

● 2015-06-19 11:11:18
● 2016-05-06 18:53:48
○ 2017-08-20 14:24:50
○ 2026-03-30 13:10:22

○NSns2.enlagrid.com2015-06-19 → 2016-05-06 · 4 obs

● 2015-06-19 11:11:18
● 2016-05-06 18:53:48
○ 2017-08-20 14:24:50
○ 2026-03-30 13:10:22

●NSns31.domaincontrol.com2017-08-20 → 2026-03-30 · 3 obs

○ 2016-05-06 18:53:48
● 2017-08-20 14:24:50
● 2026-03-30 13:10:22

●NSns32.domaincontrol.com2017-08-20 → 2026-03-30 · 3 obs

○ 2016-05-06 18:53:48
● 2017-08-20 14:24:50
● 2026-03-30 13:10:22

○MXalt1.aspmx.l.google.com2015-06-19 → 2016-05-06 · 4 obs

● 2015-06-19 11:11:18
● 2016-05-06 18:53:48
○ 2017-08-20 14:24:50
○ 2026-03-30 13:10:22

○MXalt2.aspmx.l.google.com2015-06-19 → 2016-05-06 · 4 obs

● 2015-06-19 11:11:18
● 2016-05-06 18:53:48
○ 2017-08-20 14:24:50
○ 2026-03-30 13:10:22

○MXalt3.aspmx.l.google.com2017-08-20 → 2017-08-20 · 4 obs

○ 2016-05-06 18:53:48
● 2017-08-20 14:24:50
○ 2026-03-06 01:07:02
○ 2026-03-30 13:10:22

○MXalt4.aspmx.l.google.com2017-08-20 → 2017-08-20 · 4 obs

○ 2016-05-06 18:53:48
● 2017-08-20 14:24:50
○ 2026-03-06 01:07:02
○ 2026-03-30 13:10:22

○MXaspmx.l.google.com2015-06-19 → 2016-05-06 · 4 obs

● 2015-06-19 11:11:18
● 2016-05-06 18:53:48
○ 2017-08-20 14:24:50
○ 2026-03-30 13:10:22

○MXaspmx2.googlemail.com2015-06-19 → 2016-05-06 · 4 obs

● 2015-06-19 11:11:18
● 2016-05-06 18:53:48
○ 2017-08-20 14:24:50
○ 2026-03-30 13:10:22

○MXaspmx3.googlemail.com2015-06-19 → 2016-05-06 · 4 obs

● 2015-06-19 11:11:18
● 2016-05-06 18:53:48
○ 2017-08-20 14:24:50
○ 2026-03-30 13:10:22

●MXworldstudies-com01c.mail.protection.outlook.com2026-03-06 → 2026-03-30 · 3 obs

○ 2017-08-20 14:24:50
● 2026-03-06 01:07:02
● 2026-03-30 13:10:22

○A107.180.26.1552017-08-20 → 2017-08-20 · 4 obs

○ 2016-05-06 18:53:48
● 2017-08-20 14:24:50
○ 2026-03-06 01:07:02
○ 2026-03-30 13:10:22

●A45.40.152.132026-03-06 → 2026-03-30 · 3 obs

○ 2017-08-20 14:24:50
● 2026-03-06 01:07:02
● 2026-03-30 13:10:22

○A64.37.51.1602015-06-19 → 2016-05-06 · 4 obs

● 2015-06-19 11:11:18
● 2016-05-06 18:53:48
○ 2017-08-20 14:24:50
○ 2026-03-30 13:10:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, a.gtld-servers.net, d.gtld-servers.net, b.gtld-servers.net...	-
world-studies.com	ns31.domaincontrol.com, ns32.domaincontrol.com	4 records

✅ Authoritative Response

Server:97.74.105.16

NS records: ns31.domaincontrol.com, ns32.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for world-studies.com (unsigned zone)

⏱️ Timing

Total: 88ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`45.40.152.13`
NS	2	`ns31.domaincontrol.com, ns32.domaincontrol.com`
MX	1	`worldstudies-com01c.mail.protection.outl`
TXT	2	`MS=ms50755784, v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns31.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns31.domaincontrol.com, ns31.domaincontrol.com, ns32.domaincontrol.com...)

Analysis

IP Addresses

world-studies.com resolves to one IP number: 45.40.152.13.

other host names including sustainablebraintree.org, wheatco.com, safecrisismanagement.com, lovingcolor.org and qapitalinvestments.com share IP numbers with world-studies.com.

Name Servers

world-studies.com is delegated to two name servers ns31.domaincontrol.com and ns32.domaincontrol.com.

world-studies.com shares the same name server setup as other domains, for instance taliah.biz, andywakeman.com, comparesavingstoday.com, levy.at and jcf-landscaping.com.

Host names with two IP numbers:

The host name ns31.domaincontrol.com points to 2603:5:2191::10 and 97.74.105.16; the host name ns32.domaincontrol.com points to 2603:5:2291::10 and 173.201.73.16.

Mail Servers

world-studies.com is handled by a single mail server, worldstudies-com01c.mail.protection.outlook.com.

Host worldstudies-com01c.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c946::4, 2a01:111:f403:c946::7, 2a01:111:f403:f901::1, 2a01:111:f403:f901::2, 52.101.9.0, 52.101.9.17, 52.101.9.26 and 52.101.10.12.

world-studies.com - robtex.com