`study-circles.com`

DNSSEC	⚠️ Not signed
A	13.248.243.5^{🇺🇸 Amazon13.248.240.0/20}
		PTR	`a16e665f42988324c.awsglobalaccelerator.com`
A	76.223.105.230^{🇺🇸 Amazon76.223.96.0/20}
NS	`ns07.domaincontrol.com` ⭐
		A	2603:5:2170::4^{🇺🇸 GODADDY-DNS2603:5:2170::/44}
			PTR	`ns07.domaincontrol.com`
		A	97.74.103.4^{🇺🇸 GODADDY-DNS97.74.102.0/23}
			PTR	`ns07.domaincontrol.com`
NS	`ns08.domaincontrol.com`
		A	2603:5:2270::4^{🇺🇸 GODADDY-DNS2603:5:2270::/44}
			PTR	`ns08.domaincontrol.com`
		A	173.201.71.4^{🇺🇸 GODADDY-DNS173.201.70.0/23}
			PTR	`ns08.domaincontrol.com`
MX	`studycircles-com01c.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c803::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn1pr21cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:c927::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn8pr05cu00301.inbound.protection.outlook.com`
		A	2a01:111:f403:c931::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sn1pr02cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:f901::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl0pr02cu00601.inbound.protection.outlook.com`
		A	52.101.40.1^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cy4pr03cu00101.inbound.protection.outlook.com`
		A	52.101.41.22^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00406.inbound.protection.outlook.com`
		A	52.101.41.180^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-byapr04cu00204.inbound.protection.outlook.com`
		A	52.101.42.18^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-co1pr03cu00302.inbound.protection.outlook.com`
TXT	`NETORGFT20072896.onmicrosoft.com`
TXT	`v=spf1 include:secureserver.net -all`
SOA	`ns07.domaincontrol.com`dns@jomax.net 2025-12-04 #3

`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=1778566596

Same first word

study-circles.com

DNS History

11 records (5 active, 6 former)

○NSdns1.namecheaphosting.com2017-02-08 → 2017-02-08 · 3 obs

● 2017-02-08 19:48:34
○ 2026-03-12 23:40:48
○ 2026-05-12 06:24:10

○NSdns2.namecheaphosting.com2017-02-08 → 2017-02-08 · 3 obs

● 2017-02-08 19:48:34
○ 2026-03-12 23:40:48
○ 2026-05-12 06:24:10

●NSns07.domaincontrol.com2026-03-12 → 2026-05-12 · 3 obs

○ 2017-02-08 19:48:34
● 2026-03-12 23:40:48
● 2026-05-12 06:24:10

●NSns08.domaincontrol.com2026-03-12 → 2026-05-12 · 3 obs

○ 2017-02-08 19:48:34
● 2026-03-12 23:40:48
● 2026-05-12 06:24:10

○MXsmx1.web-hosting.com2017-02-08 → 2017-02-08 · 3 obs

● 2017-02-08 19:48:34
○ 2026-03-12 23:40:48
○ 2026-05-12 06:24:10

○MXsmx2.web-hosting.com2017-02-08 → 2017-02-08 · 3 obs

● 2017-02-08 19:48:34
○ 2026-03-12 23:40:48
○ 2026-05-12 06:24:10

○MXsmx3.web-hosting.com2017-02-08 → 2017-02-08 · 3 obs

● 2017-02-08 19:48:34
○ 2026-03-12 23:40:48
○ 2026-05-12 06:24:10

●MXstudycircles-com01c.mail.protection.outlook.com2026-03-12 → 2026-05-12 · 3 obs

○ 2017-02-08 19:48:34
● 2026-03-12 23:40:48
● 2026-05-12 06:24:10

●A13.248.243.52026-03-12 → 2026-05-12 · 3 obs

○ 2017-02-08 19:48:34
● 2026-03-12 23:40:48
● 2026-05-12 06:24:10

○A198.54.115.1762017-02-08 → 2017-02-08 · 3 obs

● 2017-02-08 19:48:34
○ 2026-03-12 23:40:48
○ 2026-05-12 06:24:10

●A76.223.105.2302026-03-12 → 2026-05-12 · 3 obs

○ 2017-02-08 19:48:34
● 2026-03-12 23:40:48
● 2026-05-12 06:24:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
study-circles.com	ns07.domaincontrol.com, ns08.domaincontrol.com	4 records

✅ Authoritative Response

Server:173.201.71.4

NS records: ns07.domaincontrol.com, ns08.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for study-circles.com (unsigned zone)

⏱️ Timing

Total: 750ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`76.223.105.230, 13.248.243.5`
NS	2	`ns07.domaincontrol.com, ns08.domaincontrol.com`
MX	1	`studycircles-com01c.mail.protection.outl`
TXT	2	`NETORGFT20072896.onmicrosoft.com, v=spf1 include:secureserver.net -all`
SOA	1	`ns07.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns07.domaincontrol.com, ns07.domaincontrol.com, ns08.domaincontrol.com...)

Analysis

IP Addresses

study-circles.com points to two IP numbers: 13.248.243.5 and 76.223.105.230.

Other host names such as rmiins.co.uk, sohxco.com, makesscent.com, sandiegowreathco.com and skinatomyaesthetics.com share IPs with study-circles.com.

Name Servers

Two name servers ns07.domaincontrol.com and ns08.domaincontrol.com handle the delegation for study-circles.com.

study-circles.com shares the same name server setup as other domains, for example harr.eu, pickenscountysc.com, 42-technology.com, bizzibilio.com and sprinklermandate.com.

Host names with two IP numbers:

ns07.domaincontrol.com points to 2603:5:2170::4 and 97.74.103.4.

ns08.domaincontrol.com points to 2603:5:2270::4 and 173.201.71.4.

Mail Servers

The studycircles-com01c.mail.protection.outlook.com mail server handles study-circles.com.

studycircles-com01c.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c803::, 2a01:111:f403:c927::1, 2a01:111:f403:c931::, 2a01:111:f403:f901::1, 52.101.40.1, 52.101.41.22, 52.101.41.180 and 52.101.42.18.

study-circles.com - robtex.com