`leicesterisc.com`

DNSSEC	⚠️ Not signed
A	3.33.152.147^{🇺🇸 Amazon3.33.144.0/20}
		PTR	`a4ec4c6ea1c92e2e6.awsglobalaccelerator.com`
A	15.197.142.173^{🇺🇸 Amazon15.197.128.0/20}
NS	`pdns07.domaincontrol.com` ⭐
		A	2603:5:21f1::35^{🇺🇸 GODADDY-DNS2603:5:21f0::/44}
			PTR	`pdns07.domaincontrol.com`
		A	97.74.111.53^{🇺🇸 GODADDY-DNS97.74.110.0/23}
			PTR	`pdns07.domaincontrol.com`
NS	`pdns08.domaincontrol.com`
		A	2603:5:22f1::35^{🇺🇸 GODADDY-DNS2603:5:22f0::/44}
			PTR	`pdns08.domaincontrol.com`
		A	173.201.79.53^{🇺🇸 GODADDY-DNS173.201.78.0/23}
			PTR	`pdns08.domaincontrol.com`
MX	`mail3.us.studygroup.com` ⭐
		A	66.209.89.82^{🇺🇸 SWITCH-166.209.64.0/19 switch communication}
			PTR	`mail3.us.studygroup.com`
MX	`mail4.us.studygroup.com` ⭐
		A	66.209.89.83^{🇺🇸 SWITCH-166.209.64.0/19 switch communication}
			PTR	`mail4.us.studygroup.com`
MX	`mail.uk.studygroup.com`⁽²⁰⁾
		A	185.160.166.133^{🇬🇧 FourD-AS185.160.164.0/22}
			PTR	`mail.uk.studygroup.com`
MX	`mail2.uk.studygroup.com`⁽²⁰⁾
		A	185.160.166.134^{🇬🇧 FourD-AS185.160.164.0/22}
			PTR	`mail2.uk.studygroup.com`
TXT	`v=verifydomain MS=8669741`
SOA	`pdns07.domaincontrol.com`dns@jomax.net 2026-02-08 #5

`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

Subdomains

www.leicesterisc.com

DNS History

16 records (8 active, 8 former)

○NSmns01.domaincontrol.com2015-06-16 → 2016-09-22 · 4 obs

● 2015-06-16 06:04:56
● 2016-09-22 08:56:08
○ 2017-06-06 04:34:54
○ 2026-03-22 07:25:42

○NSmns02.domaincontrol.com2015-06-16 → 2016-09-22 · 4 obs

● 2015-06-16 06:04:56
● 2016-09-22 08:56:08
○ 2017-06-06 04:34:54
○ 2026-03-22 07:25:42

●NSpdns07.domaincontrol.com2017-06-06 → 2026-03-22 · 3 obs

○ 2016-09-22 08:56:08
● 2017-06-06 04:34:54
● 2026-03-22 07:25:42

●NSpdns08.domaincontrol.com2017-06-06 → 2026-03-22 · 3 obs

○ 2016-09-22 08:56:08
● 2017-06-06 04:34:54
● 2026-03-22 07:25:42

○MXmail.au.studygroup.com2015-06-16 → 2017-06-06 · 3 obs

● 2015-06-16 06:04:56
● 2017-06-06 04:34:54
○ 2026-03-22 07:25:42

●MXmail.uk.studygroup.com2015-06-16 → 2026-03-22 · 2 obs

● 2015-06-16 06:04:56
● 2026-03-22 07:25:42

○MXmail.us.studygroup.com2015-06-16 → 2016-04-07 · 4 obs

● 2015-06-16 06:04:56
● 2016-04-07 12:22:26
○ 2016-09-22 08:56:08
○ 2026-03-22 07:25:42

○MXmail2.au.studygroup.com2015-06-16 → 2017-06-06 · 3 obs

● 2015-06-16 06:04:56
● 2017-06-06 04:34:54
○ 2026-03-22 07:25:42

●MXmail2.uk.studygroup.com2015-06-16 → 2026-03-22 · 2 obs

● 2015-06-16 06:04:56
● 2026-03-22 07:25:42

○MXmail2.us.studygroup.com2015-06-16 → 2016-04-07 · 4 obs

● 2015-06-16 06:04:56
● 2016-04-07 12:22:26
○ 2016-09-22 08:56:08
○ 2026-03-22 07:25:42

●MXmail3.us.studygroup.com2016-09-22 → 2026-03-22 · 3 obs

○ 2016-04-07 12:22:26
● 2016-09-22 08:56:08
● 2026-03-22 07:25:42

●MXmail4.us.studygroup.com2016-09-22 → 2026-03-22 · 3 obs

○ 2016-04-07 12:22:26
● 2016-09-22 08:56:08
● 2026-03-22 07:25:42

●A15.197.142.1732026-03-22 → 2026-03-22 · 2 obs

○ 2017-06-06 04:34:54
● 2026-03-22 07:25:42

○A217.154.102.2012015-06-16 → 2016-09-22 · 4 obs

● 2015-06-16 06:04:56
● 2016-09-22 08:56:08
○ 2017-06-06 04:34:54
○ 2026-03-22 07:25:42

●A3.33.152.1472026-03-22 → 2026-03-22 · 2 obs

○ 2017-06-06 04:34:54
● 2026-03-22 07:25:42

○A66.116.117.1002017-06-06 → 2017-06-06 · 3 obs

○ 2016-09-22 08:56:08
● 2017-06-06 04:34:54
○ 2026-03-22 07:25:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
leicesterisc.com	pdns07.domaincontrol.com, pdns08.domaincontrol.com	4 records

✅ Authoritative Response

Server: 173.201.79.53

NS records: pdns07.domaincontrol.com, pdns08.domaincontrol.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 51ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`15.197.142.173, 3.33.152.147`
NS	2	`pdns07.domaincontrol.com, pdns08.domaincontrol.com`
MX	4	`mail4.us.studygroup.com (pri: 10), mail2.uk.studygroup.com (pri: 20)...`
TXT	1	`v=verifydomain MS=8669741`
SOA	1	`pdns07.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (pdns07.domaincontrol.com, pdns07.domaincontrol.com, pdns08.domaincontrol.com...)

Analysis

Hierarchy

The parent of www.leicesterisc.com is leicesterisc.com.

IP Addresses

leicesterisc.com points to two IP numbers: 3.33.152.147 and 15.197.142.173.

Other host names such as drinkedin.com, jammcity.com, solenacellars.com, loveshinesbright.com and profshai.com share IPs with leicesterisc.com.

Name Servers

leicesterisc.com is delegated to two name servers: pdns07.domaincontrol.com and pdns08.domaincontrol.com.

leicesterisc.com shares the same name server setup as berlinmedical.org, secondnatureplants.com, sintez.com, vodac.co.uk and ondek.com.

leicesterisc.com shares name servers with other domains at least partially, for instance chartercollege.org and ultimatedomain.hosting.

Host names with two IP numbers: pdns07.domaincontrol.com points to: 2603:5:21f1::35 and 97.74.111.53; pdns08.domaincontrol.com points to: 2603:5:22f1::35 and 173.201.79.53.

Mail Servers

Four mail servers handle leicesterisc.com: mail2.uk.studygroup.com, mail.uk.studygroup.com, mail3.us.studygroup.com and mail4.us.studygroup.com.

leicesterisc.com shares at least partially some mail servers with other domains, including lawisc.com, iscistitutomarangoni.com, leedsisc.com, strathclydeisc.com and surreyisc.com.

these mail servers are commonly used with mail2.au.studygroup.com and mail.au.studygroup.com.

Host names with one IP number:

mail2.uk.studygroup.com points to 185.160.166.134.

mail.uk.studygroup.com points to 185.160.166.133.

mail3.us.studygroup.com points to 66.209.89.82.

mail4.us.studygroup.com points to 66.209.89.83.

leicesterisc.com - robtex.com