`cornerstoneit.net`

DNSSEC	⚠️ Not signed
NS	`carl.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b6a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carl.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c16a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`carl.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:216a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`carl.ns.cloudflare.com`
		A	108.162.193.106^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carl.ns.cloudflare.com`
		A	172.64.33.106^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carl.ns.cloudflare.com`
		A	173.245.59.106^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carl.ns.cloudflare.com`
NS	`kate.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a7c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kate.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c07c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kate.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:207c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kate.ns.cloudflare.com`
		A	108.162.192.124^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kate.ns.cloudflare.com`
		A	172.64.32.124^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kate.ns.cloudflare.com`
		A	173.245.58.124^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kate.ns.cloudflare.com`
MX	`mx01.mail.icloud.com` ⭐
		A	17.42.251.62^{🇺🇸 Apple17.42.0.0/16}
		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}
		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}
		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}
		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	`apple-domain=S55eckmWpRMjv0b7`
TXT	`apple-domain=ppNeXI1CXcqCIyyO`
TXT	`v=spf1 include:icloud.com ~all`
SOA	`carl.ns.cloudflare.com`dns@cloudflare.com serial=2409877889

`net`

	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=1785144372

Previously MX for

cornerstoneit.net

Same first word

cornerstoneit.com.au

cornerstoneit.net

cornerstoneit.com

Similar names

centrotreinos.com

cornerstoneti.com

itcornerstone.org

continerstore.com

itcornerstone.net

itcornerstone.com

corsointernet.it

DNS History

7 records (4 active, 3 former)

●NScarl.ns.cloudflare.com2026-06-28 → 2026-07-27 · 3 obs

○ 2021-11-05 08:31:10
● 2026-06-28 01:41:12
● 2026-07-27 09:56:46

●NSkate.ns.cloudflare.com2026-06-28 → 2026-07-27 · 3 obs

○ 2021-11-05 08:31:10
● 2026-06-28 01:41:12
● 2026-07-27 09:56:46

○NSns1.cornerstoneit.net2015-06-16 → 2020-03-29 · 4 obs

● 2015-06-16 21:58:56
● 2020-03-29 19:54:52
○ 2021-11-05 08:31:10
○ 2026-07-27 09:56:46

○MXcornerstoneit.net2015-06-16 → 2020-03-29 · 4 obs

● 2015-06-16 21:58:56
● 2020-03-29 19:54:52
○ 2021-11-05 08:31:10
○ 2026-07-27 09:56:46

●MXmx01.mail.icloud.com2026-06-28 → 2026-07-27 · 3 obs

○ 2021-11-05 08:31:10
● 2026-06-28 01:41:12
● 2026-07-27 09:56:46

●MXmx02.mail.icloud.com2026-06-28 → 2026-07-27 · 3 obs

○ 2021-11-05 08:31:10
● 2026-06-28 01:41:12
● 2026-07-27 09:56:46

○A192.185.99.2212015-06-16 → 2020-03-29 · 4 obs

● 2015-06-16 21:58:56
● 2020-03-29 19:54:52
○ 2021-11-05 08:31:10
○ 2026-07-27 09:56:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	l.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net, j.gtld-servers.net...	-
cornerstoneit.net	carl.ns.cloudflare.com, kate.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.124

NS records: carl.ns.cloudflare.com, kate.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cornerstoneit.net (unsigned zone)

⏱️ Timing

Total: 498ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`carl.ns.cloudflare.com, kate.ns.cloudflare.com`
MX	2	`mx01.mail.icloud.com (pri: 10), mx02.mail.icloud.com (pri: 10)`
TXT	3	`apple-domain=S55eckmWpRMjv0b7, apple-domain=ppNeXI1CXcqCIyyO...`
SOA	1	`carl.ns.cloudflare.com dns.cloudflare.co`

Analysis

Name Servers

The NS records for cornerstoneit.net delegate to carl.ns.cloudflare.com and kate.ns.cloudflare.com.

cornerstoneit.net shares its NS records with other domains, for example oneclick.gr, idealnastronadev.waw.pl, supertalent.hr and two others.

At least some of cornerstoneit.net's name servers are shared with other domains, for example logoremover.ai, krapalm.com, cc.je and two more.

The name servers jerry.ns.cloudflare.com, olga.ns.cloudflare.com, toby.ns.cloudflare.com and two others are commonly seen in use alongside these name servers.

DNS names with 6 IP addresses:

carl.ns.cloudflare.com maps to 108.162.193.106, 172.64.33.106, 173.245.59.106 and 3 additional IP addresses.

kate.ns.cloudflare.com maps to 108.162.192.124, 172.64.32.124, 173.245.58.124 and 3 additional IP addresses.

Mail Servers

cornerstoneit.net is served by two mail servers, mx01.mail.icloud.com and mx02.mail.icloud.com.

Among the domains sharing a mail server setup with cornerstoneit.net are shiretu.com, kingdom.pl, emckk.com and two others.

There is at least a partial MX overlap between cornerstoneit.net and other domains, including einziqartig.de, coffeespot.dk, vandermaar.com and two others.

DNS names with 6 IP addresses:

mx01.mail.icloud.com maps to 17.42.251.62, 17.56.9.31, 17.57.152.5 and 3 additional IP addresses.

mx02.mail.icloud.com maps to 17.42.251.62, 17.56.9.31, 17.57.152.5 and 3 additional IP addresses.

mx01.mail.icloud.com and mx02.mail.icloud.com each have 17.42.251.62 IP addresses.

mx01.mail.icloud.com and mx02.mail.icloud.com each have 17.56.9.31 IP addresses.

mx01.mail.icloud.com and mx02.mail.icloud.com each have 17.57.152.5 IP addresses.

mx01.mail.icloud.com and mx02.mail.icloud.com each have 17.57.154.33 IP addresses.

mx01.mail.icloud.com and mx02.mail.icloud.com each have 17.57.155.25 IP addresses.

mx01.mail.icloud.com and mx02.mail.icloud.com each have 17.57.156.30 IP addresses.