`commercialgradesoftware.com`

DNSSEC	⚠️ Not signed
A	76.76.21.21^{🇺🇸 Amazon76.76.21.0/24 EC2 Prefix}
		PTR	`ip-76-76-21-21.defastlink.net`
NS	`dns1.registrar-servers.com` ⭐
		A	2610:a1:1024::200^{🇺🇸 MAINT-ID-120082610:a1:1024::/48 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
		A	156.154.132.200^{🇺🇸 MAINT-ID-12008156.154.132.0/24 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
NS	`dns2.registrar-servers.com`
		A	2610:a1:1025::200^{🇺🇸 MAINT-ID-120082610:a1:1025::/48 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
		A	156.154.133.200^{🇺🇸 MAINT-ID-12008156.154.133.0/24 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
SOA	`dns1.registrar-servers.com`hostmaster@registrar-servers.com serial=1629113202

`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

commercialgradesoftware.com

DNS History

10 records (3 active, 7 former)

○NSdns055.b.register.com2008-03-20 → 2016-02-02 · 4 obs

● 2008-03-20 05:05:54
● 2016-02-02 20:57:08
○ 2016-08-28 10:17:04
○ 2026-03-24 11:25:56

●NSdns1.registrar-servers.com2016-08-28 → 2026-03-24 · 3 obs

○ 2016-02-02 20:57:08
● 2016-08-28 10:17:04
● 2026-03-24 11:25:56

●NSdns2.registrar-servers.com2016-08-28 → 2026-03-24 · 3 obs

○ 2016-02-02 20:57:08
● 2016-08-28 10:17:04
● 2026-03-24 11:25:56

○NSdns220.a.register.com2008-03-20 → 2016-02-02 · 4 obs

● 2008-03-20 05:05:54
● 2016-02-02 20:57:08
○ 2016-08-28 10:17:04
○ 2026-03-24 11:25:56

○NSdns243.c.register.com2008-03-20 → 2016-02-02 · 4 obs

● 2008-03-20 05:05:54
● 2016-02-02 20:57:08
○ 2016-08-28 10:17:04
○ 2026-03-24 11:25:56

○NSdns249.d.register.com2008-03-20 → 2016-02-02 · 4 obs

● 2008-03-20 05:05:54
● 2016-02-02 20:57:08
○ 2016-08-28 10:17:04
○ 2026-03-24 11:25:56

○MXmail.commercialgrade.biz2008-03-20 → 2016-02-02 · 4 obs

● 2008-03-20 05:05:54
● 2016-02-02 20:57:08
○ 2016-08-28 10:17:04
○ 2026-03-24 11:25:56

○A69.34.245.1642008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 05:05:54
○ 2015-06-17 10:49:08
○ 2026-03-24 11:25:56

○A76.7.86.1072015-06-17 → 2017-04-01 · 4 obs

○ 2008-03-20 05:05:54
● 2015-06-17 10:49:08
● 2017-04-01 14:31:04
○ 2026-03-24 11:25:56

●A76.76.21.212026-03-24 → 2026-03-24 · 2 obs

○ 2017-04-01 14:31:04
● 2026-03-24 11:25:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, j.gtld-servers.net, a.gtld-servers.net, c.gtld-servers.net...	-
commercialgradesoftware.com	dns1.registrar-servers.com, dns2.registrar-servers.com	4 records

✅ Authoritative Response

Server:156.154.133.200

NS records: dns1.registrar-servers.com, dns2.registrar-servers.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for commercialgradesoftware.com (unsigned zone)

⏱️ Timing

Total: 145ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`76.76.21.21`
NS	2	`dns1.registrar-servers.com, dns2.registrar-servers.com`
SOA	1	`dns1.registrar-servers.com hostmaster.re`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (dns1.registrar-servers.com, dns1.registrar-servers.com, dns2.registrar-servers.com...)

Analysis

IP Addresses

commercialgradesoftware.com points to a single IP number: 76.76.21.21.

Other host names, for instance ibynn.com, peatonaltours.uy, websocial.com, gangverk.com and truenorth.is share IP numbers with commercialgradesoftware.com.

Name Servers

Delegation for commercialgradesoftware.com rests with two name servers, dns1.registrar-servers.com and dns2.registrar-servers.com.

commercialgradesoftware.com shares the same name server setup as other domains, including matarese.org, 310ei.biz, upmerged.com, vike.me and plagiarismtest.com.

commercialgradesoftware.com at least partially shares name servers with other domains, for instance opencbs.com, flyforfunparaglide.com, ncfic.tv, mizyake.com and maker.info.

these name servers are commonly used with dns3.registrar-servers.com, dns4.registrar-servers.com and dns5.registrar-servers.com.

Host names with two IP numbers: dns1.registrar-servers.com points to 2610:a1:1024::200 and 156.154.132.200; dns2.registrar-servers.com points to 2610:a1:1025::200 and 156.154.133.200.

commercialgradesoftware.com - robtex.com