`cornerstonebuildings.com`

DNSSEC	⚠️ Not signed
A	141.193.213.20^{🇺🇸 CLOUDFLARESPECTRUM141.193.213.0/24 WPEngine, Inc. 504 Lavaca Street, 1000, Austin, TX 78701, US}
A	141.193.213.21^{🇺🇸 CLOUDFLARESPECTRUM141.193.213.0/24 WPEngine, Inc. 504 Lavaca Street, 1000, Austin, TX 78701, US}
NS	`karina.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3ab2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0b2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`karina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20b2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`karina.ns.cloudflare.com`
		A	108.162.192.178^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karina.ns.cloudflare.com`
		A	172.64.32.178^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karina.ns.cloudflare.com`
		A	173.245.58.178^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karina.ns.cloudflare.com`
NS	`roman.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c67^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`roman.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c367^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`roman.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2367^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`roman.ns.cloudflare.com`
		A	108.162.195.103^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`roman.ns.cloudflare.com`
		A	162.159.44.103^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`roman.ns.cloudflare.com`
		A	172.64.35.103^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`roman.ns.cloudflare.com`
SOA	`karina.ns.cloudflare.com`dns@cloudflare.com serial=2396775235

`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=1774682437

Same first word

cornerstonebuildings.net

cornerstonebuildings.com

DNS History

10 records (4 active, 6 former)

●NSkarina.ns.cloudflare.com2026-03-19 → 2026-03-28 · 3 obs

○ 2020-03-09 01:00:26
● 2026-03-19 18:21:56
● 2026-03-28 07:30:44

○NSns1.dsredirection.com2008-03-13 → 2008-03-13 · 3 obs

● 2008-03-13 10:33:16
○ 2015-10-14 12:14:14
○ 2026-03-28 07:30:44

○NSns17.worldnic.com2020-03-09 → 2020-03-09 · 4 obs

○ 2015-10-14 12:14:14
● 2020-03-09 01:00:26
○ 2026-03-19 18:21:56
○ 2026-03-28 07:30:44

○NSns18.worldnic.com2020-03-09 → 2020-03-09 · 4 obs

○ 2015-10-14 12:14:14
● 2020-03-09 01:00:26
○ 2026-03-19 18:21:56
○ 2026-03-28 07:30:44

○NSns2.dsredirection.com2008-03-13 → 2008-03-13 · 3 obs

● 2008-03-13 10:33:16
○ 2015-10-14 12:14:14
○ 2026-03-28 07:30:44

●NSroman.ns.cloudflare.com2026-03-19 → 2026-03-28 · 3 obs

○ 2020-03-09 01:00:26
● 2026-03-19 18:21:56
● 2026-03-28 07:30:44

●A141.193.213.202026-03-19 → 2026-03-28 · 3 obs

○ 2020-03-09 01:00:26
● 2026-03-19 18:21:56
● 2026-03-28 07:30:44

●A141.193.213.212026-03-19 → 2026-03-28 · 3 obs

○ 2020-03-09 01:00:26
● 2026-03-19 18:21:56
● 2026-03-28 07:30:44

○A205.167.42.2502020-03-09 → 2020-03-09 · 4 obs

○ 2015-10-14 12:14:14
● 2020-03-09 01:00:26
○ 2026-03-19 18:21:56
○ 2026-03-28 07:30:44

○A208.73.212.122008-03-13 → 2008-03-13 · 3 obs

● 2008-03-13 10:33:16
○ 2015-10-14 12:14:14
○ 2026-03-28 07:30:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net, c.gtld-servers.net...	-
cornerstonebuildings.com	karina.ns.cloudflare.com, roman.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.103

NS records: karina.ns.cloudflare.com, roman.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cornerstonebuildings.com (unsigned zone)

⏱️ Timing

Total: 145ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`141.193.213.20, 141.193.213.21`
NS	2	`karina.ns.cloudflare.com, roman.ns.cloudflare.com`
SOA	1	`karina.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (karina.ns.cloudflare.com, karina.ns.cloudflare.com, karina.ns.cloudflare.com...)

Analysis

IP Addresses

cornerstonebuildings.com points to two IP numbers: 141.193.213.20 and 141.193.213.21.

Other host names, for instance cutlercapital.com, remingtoncollege.edu, middlewichvets.com, cyberknifedesmoines.com and www.adobogrill.com share IP numbers with cornerstonebuildings.com.

Name Servers

cornerstonebuildings.com's delegation is to two name servers karina.ns.cloudflare.com and roman.ns.cloudflare.com.

cornerstonebuildings.com shares the same name server configuration as other domains, such as heritageallsteelhomes.org, heritagebuildings.com, simonton.ca, reedsmetals.com and buysteelbuildings.net.

cornerstonebuildings.com at least partially shares its name servers with other domains, for instance cavaliersnation.com, kosmas.at, eastbourneshimla.com, juristdlyavas.com and caniteat.com.

These name servers are often used together with the name servers jill.ns.cloudflare.com.

Host names with six IP numbers:

karina.ns.cloudflare.com points to: 2606:4700:50::adf5:3ab2, 2803:f800:50::6ca2:c0b2, 2a06:98c1:50::ac40:20b2, 108.162.192.178, 172.64.32.178 and 173.245.58.178.

roman.ns.cloudflare.com points to: 2606:4700:58::a29f:2c67, 2803:f800:50::6ca2:c367, 2a06:98c1:50::ac40:2367, 108.162.195.103, 162.159.44.103 and 172.64.35.103.

cornerstonebuildings.com - robtex.com