`cornerstoneadminisystems.com`

DNSSEC	⚠️ Not signed
A	216.220.166.214^{🇺🇸 AS11753216.220.166.0/24}
		PTR	`216-220-166-214.static.netrepid.com`
NS	`ns11.worldnic.com` ⭐
		A	162.159.26.214^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns12.worldnic.com`
		A	162.159.27.150^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`cornerstoneadminisystems.com.1.0001.arsmtp.com` ⭐
		A	8.31.233.232^{🇺🇸 APPRI-18.31.233.0/24 AppRiver, LLC 1101 Gulf Breeze Parkway Gulf Breeze, FL 32561 US}
			PTR	`server296.appriver.com`
MX	`cornerstoneadminisystems.com.2.0001.arsmtp.com`⁽²⁰⁾
		A	8.19.118.209^{🇺🇸 AS133808.19.118.0/24 AppRiver, LLC 1101 Gulf Breeze Parkway Gulf Breeze, FL 32561 US}
			PTR	`server297.appriver.com`
TXT	`v=spf1 include:spf.protection.outlook.com include:spf.zixsmbhosted.com ip4:21...`
TXT	`M7nBtSOEnf0bGjcceMKDqNgRu6yjRUkqbYfZOu80dJhWq/F6SOGrYMWb8QtiUXuJGRggQLdBjLMCm...`
TXT	`Vz+Np2FleE1Nz49TW7EVELxDsT0aQSF495j1NgH/6A0=`
SOA	`NS11.WORLDNIC.com`namehost@WORLDNIC.com serial=126040915

`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=1778690331

Subdomains

www.cornerstoneadminisystems.com

Same first word

cornerstoneadminisystems.com

DNS History

9 records (5 active, 4 former)

●NSns11.worldnic.com2015-06-10 → 2026-05-13 · 2 obs

● 2015-06-10 03:31:50
● 2026-05-13 16:48:36

●NSns12.worldnic.com2015-06-10 → 2026-05-13 · 2 obs

● 2015-06-10 03:31:50
● 2026-05-13 16:48:36

●MXcornerstoneadminisystems.com.1.0001.arsmtp.com2026-03-23 → 2026-05-13 · 3 obs

○ 2018-09-14 23:56:50
● 2026-03-23 04:18:14
● 2026-05-13 16:48:36

●MXcornerstoneadminisystems.com.2.0001.arsmtp.com2026-03-23 → 2026-05-13 · 3 obs

○ 2018-09-14 23:56:50
● 2026-03-23 04:18:14
● 2026-05-13 16:48:36

○MXmail.casys.com2017-10-03 → 2018-09-14 · 5 obs

○ 2016-12-07 01:31:08
● 2017-10-03 04:22:50
● 2018-09-14 23:56:50
○ 2026-03-23 04:18:14
○ 2026-05-13 16:48:36

○MXwww.cornerstoneadminisystems.com2015-11-08 → 2016-12-07 · 4 obs

● 2015-11-08 17:03:16
● 2016-12-07 01:31:08
○ 2017-10-03 04:22:50
○ 2026-05-13 16:48:36

●A216.220.166.2142017-10-03 → 2026-05-13 · 3 obs

○ 2016-12-07 01:31:08
● 2017-10-03 04:22:50
● 2026-05-13 16:48:36

○A64.111.144.682015-06-10 → 2015-11-08 · 4 obs

● 2015-06-10 03:31:50
● 2015-11-08 17:03:16
○ 2016-01-28 23:16:40
○ 2026-05-13 16:48:36

○A66.216.143.2142016-01-28 → 2016-12-07 · 5 obs

○ 2015-11-08 17:03:16
● 2016-01-28 23:16:40
● 2016-12-07 01:31:08
○ 2017-10-03 04:22:50
○ 2026-05-13 16:48:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cornerstoneadminisystems.com	ns11.worldnic.com, ns12.worldnic.com	2 records

✅ Authoritative Response

Server:162.159.27.150

NS records: ns11.worldnic.com, ns12.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cornerstoneadminisystems.com (unsigned zone)

⏱️ Timing

Total: 355ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`216.220.166.214`
NS	2	`ns11.worldnic.com, ns12.worldnic.com`
MX	2	`cornerstoneadminisystems.com.2.0001.arsm, cornerstoneadminisystems.com.1.0001.arsm`
TXT	3	`v=spf1 include:spf.protection.outlook.co, M7nBtSOEnf0bGjcceMKDqNgRu6yjRUkqbYfZOu80...`
SOA	1	`NS11.WORLDNIC.com namehost.WORLDNIC.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns11.worldnic.com, ns12.worldnic.com)

Analysis

Hierarchy

cornerstoneadminisystems.com is the parent of www.cornerstoneadminisystems.com.

IP Addresses

cornerstoneadminisystems.com resolves to a single IP: 216.220.166.214.

Other host names including www.casys.com, casys.com and www.cornerstoneadminisystems.com share IP numbers with cornerstoneadminisystems.com.

Name Servers

cornerstoneadminisystems.com has two name servers: ns11.worldnic.com and ns12.worldnic.com.

cornerstoneadminisystems.com shares the same name server setup as other domains, for example brainmaster.tv, wadimasila.com, casesplus.com, rhodeislandhousing.org and abctoceo.com.

cornerstoneadminisystems.com partially shares name servers with other domains, for instance lifeformulae.com.

Host names with a single IP:

ns11.worldnic.com points to 162.159.26.214

ns12.worldnic.com points to 162.159.27.150

Mail Servers

cornerstoneadminisystems.com is served by two mail servers: cornerstoneadminisystems.com.1.0001.arsmtp.com and cornerstoneadminisystems.com.2.0001.arsmtp.com.

Host names with a single IP:

cornerstoneadminisystems.com.1.0001.arsmtp.com points to 8.31.233.232

cornerstoneadminisystems.com.2.0001.arsmtp.com points to 8.19.118.209

cornerstoneadminisystems.com - robtex.com