`markcuthbert.com`

DNSSEC	⚠️ Not signed
A	13.248.213.45^{🇺🇸 Amazon13.248.208.0/20}
		PTR	`a67c48129651a0940.awsglobalaccelerator.com`
A	76.223.67.189^{🇺🇸 Amazon76.223.64.0/20}
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	`mx01.mail.icloud.com` ⭐
		A	17.42.251.62^{🇺🇸 Apple17.42.0.0/16}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
			PTR	`mx3.mail.icloud.com`
		A	17.56.9.31^{🇺🇸 Apple17.56.9.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.152.5^{🇺🇸 Apple17.57.152.0/23}
			PTR	`ic4-privaterelay.appleid.com`
			PTR	`smtp1.ic4-privaterelay.appleid.com`
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.154.33^{🇺🇸 Apple17.57.154.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.155.25^{🇺🇸 Apple17.57.155.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.156.30^{🇺🇸 Apple17.57.156.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
MX	`mx02.mail.icloud.com` ⭐
		A	17.42.251.62^{🇺🇸 Apple17.42.0.0/16}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
			PTR	`mx3.mail.icloud.com`
		A	17.56.9.31^{🇺🇸 Apple17.56.9.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.152.5^{🇺🇸 Apple17.57.152.0/23}
			PTR	`ic4-privaterelay.appleid.com`
			PTR	`smtp1.ic4-privaterelay.appleid.com`
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.154.33^{🇺🇸 Apple17.57.154.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.155.25^{🇺🇸 Apple17.57.155.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.156.30^{🇺🇸 Apple17.57.156.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
TXT	`v=spf1 include:icloud.com ~all`
TXT	`apple-domain=IlIIDAcG8jd8mGzM`
SOA	`ns31.domaincontrol.com`dns@jomax.net 2025-12-08 #1

`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

Same first word

markcuthbert.com

DNS History

12 records (6 active, 6 former)

○NSns.123-reg.co.uk2015-05-26 → 2018-06-15 · 4 obs

● 2015-05-26 15:00:32
● 2018-06-15 18:29:24
○ 2026-03-05 08:50:00
○ 2026-03-16 17:12:20

○NSns2.123-reg.co.uk2015-05-26 → 2018-06-15 · 4 obs

● 2015-05-26 15:00:32
● 2018-06-15 18:29:24
○ 2026-03-05 08:50:00
○ 2026-03-16 17:12:20

●NSns31.domaincontrol.com2026-03-05 → 2026-03-16 · 3 obs

○ 2018-06-15 18:29:24
● 2026-03-05 08:50:00
● 2026-03-16 17:12:20

●NSns32.domaincontrol.com2026-03-05 → 2026-03-16 · 3 obs

○ 2018-06-15 18:29:24
● 2026-03-05 08:50:00
● 2026-03-16 17:12:20

○MXmx0.123-reg.co.uk2015-05-26 → 2018-06-15 · 4 obs

● 2015-05-26 15:00:32
● 2018-06-15 18:29:24
○ 2026-03-05 08:50:00
○ 2026-03-16 17:12:20

●MXmx01.mail.icloud.com2026-03-05 → 2026-03-16 · 3 obs

○ 2018-06-15 18:29:24
● 2026-03-05 08:50:00
● 2026-03-16 17:12:20

●MXmx02.mail.icloud.com2026-03-05 → 2026-03-16 · 3 obs

○ 2018-06-15 18:29:24
● 2026-03-05 08:50:00
● 2026-03-16 17:12:20

○MXmx1.123-reg.co.uk2015-05-26 → 2018-06-15 · 4 obs

● 2015-05-26 15:00:32
● 2018-06-15 18:29:24
○ 2026-03-05 08:50:00
○ 2026-03-16 17:12:20

●A13.248.213.452026-03-05 → 2026-03-16 · 3 obs

○ 2018-06-15 18:29:24
● 2026-03-05 08:50:00
● 2026-03-16 17:12:20

●A76.223.67.1892026-03-05 → 2026-03-16 · 3 obs

○ 2018-06-15 18:29:24
● 2026-03-05 08:50:00
● 2026-03-16 17:12:20

○A81.21.76.622015-05-26 → 2016-12-27 · 4 obs

● 2015-05-26 15:00:32
● 2016-12-27 07:55:18
○ 2018-06-15 18:29:24
○ 2026-03-16 17:12:20

○A94.136.40.512018-06-15 → 2018-06-15 · 4 obs

○ 2016-12-27 07:55:18
● 2018-06-15 18:29:24
○ 2026-03-05 08:50:00
○ 2026-03-16 17:12:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, l.gtld-servers.net, e.gtld-servers.net, a.gtld-servers.net...	-
markcuthbert.com	ns31.domaincontrol.com, ns32.domaincontrol.com	4 records

✅ Authoritative Response

Server: 173.201.73.16

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for markcuthbert.com (unsigned zone)

⏱️ Timing

Total: 2084ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`76.223.67.189, 13.248.213.45`
NS	2	`ns31.domaincontrol.com, ns32.domaincontrol.com`
MX	2	`mx01.mail.icloud.com (pri: 10), mx02.mail.icloud.com (pri: 10)`
TXT	2	`v=spf1 include:icloud.com ~all, apple-domain=IlIIDAcG8jd8mGzM`
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

markcuthbert.com resolves to two IP numbers: 13.248.213.45 and 76.223.67.189.

Other host names, for instance osbit.org, baystatemagicelite.com, shorecap.biz, farinas.biz and 475986.com share IP numbers with markcuthbert.com.

Name Servers

Two name servers ns31.domaincontrol.com and ns32.domaincontrol.com handle delegation for markcuthbert.com.

markcuthbert.com uses the same name server setup as other domains, for example thegrummanstore.com, leadlineequine.com, remixeqlive.com, wellnessdistro.com and webmyresume.net.

Host names with two IP numbers:

ns31.domaincontrol.com points to: 2603:5:2191::10 and 97.74.105.16

ns32.domaincontrol.com points to: 2603:5:2291::10 and 173.201.73.16

Mail Servers

markcuthbert.com is handled by two mail servers: mx01.mail.icloud.com and mx02.mail.icloud.com.

markcuthbert.com has the same mail server setup as other domains, including aadrivers.com, ferferhosting.com, nicfam.com, lenspencer.com and 6z.dk.

markcuthbert.com shares some mail servers with other domains at least partially, for example basecode.de, deckhart.com, aloktibrewala.com and vanelen.nl.