`checksystem.com.br`

DNSSEC	🔒 Signed (DS record present)
NS	`d.sec.dns.br` ⭐
		A	2001:12ff::14^{🇧🇷 REGISTROBRNET2001:12ff::/32 Registro.BR Network}
			PTR	`d.sec.dns.br`
		A	200.160.0.14^{🇧🇷 REGISTROBRNET200.160.0.0/20 Registro.BR Network}
			PTR	`d.sec.dns.br`
NS	`f.sec.dns.br`
		A	2001:12f8:9:1::14^{🇧🇷 B-DNS-BR2001:12f8:9::/48 Registro.BR Network (B.DNS.BR)}
			PTR	`f.sec.dns.br`
		A	200.189.40.14^{🇧🇷 B-DNS-BR200.189.40.0/24 Registro.BR Network (B.DNS.BR)}
			PTR	`f.sec.dns.br`
SOA	`d.sec.dns.br`hostmaster@registro.br 2026-08-10 #0

`com.br`

	DNSSEC	⚠️ Not signed
	NS	`a.dns.br` ⭐ ⚠️ Not in parent delegation
	NS	`b.dns.br` ⚠️ Not in parent delegation
	NS	`c.dns.br` ⚠️ Not in parent delegation
	NS	`d.dns.br` ⚠️ Not in parent delegation
	NS	`e.dns.br` ⚠️ Not in parent delegation
	NS	`f.dns.br` ⚠️ Not in parent delegation
	SOA	`a.dns.br`hostmaster@registro.br serial=2026103466

rank #538974 globally
rank #4017 in the tld
WOT: SAFE (69/100)

Same first word

checksystem.com

checksystem.de

checksystem.nl

checksystem.it

checksystem.com.br

checksystem.cn

Similar names

systemcheck.com

systemcheck.co.uk

systemcheck.org

systemcheck.de

systemcheck.us

systemcheck.net

DNS History

11 records (2 active, 9 former)

●NSd.sec.dns.br2026-03-23 → 2026-04-13 · 3 obs

○ 2016-09-08 18:17:20
● 2026-03-23 07:51:34
● 2026-04-13 19:34:26

●NSf.sec.dns.br2026-03-23 → 2026-04-13 · 3 obs

○ 2016-09-08 18:17:20
● 2026-03-23 07:51:34
● 2026-04-13 19:34:26

○NSns1.locaweb.com.br2015-07-17 → 2016-09-08 · 4 obs

● 2015-07-17 07:13:44
● 2016-09-08 18:17:20
○ 2026-03-23 07:51:34
○ 2026-04-13 19:34:26

○NSns2.locaweb.com.br2015-07-17 → 2016-09-08 · 4 obs

● 2015-07-17 07:13:44
● 2016-09-08 18:17:20
○ 2026-03-23 07:51:34
○ 2026-04-13 19:34:26

○NSns3.locaweb.com.br2015-07-17 → 2016-09-08 · 4 obs

● 2015-07-17 07:13:44
● 2016-09-08 18:17:20
○ 2026-03-23 07:51:34
○ 2026-04-13 19:34:26

○MXmx.a.locaweb.com.br2015-07-17 → 2016-09-08 · 4 obs

● 2015-07-17 07:13:44
● 2016-09-08 18:17:20
○ 2026-03-23 07:51:34
○ 2026-04-13 19:34:26

○MXmx.b.locaweb.com.br2015-07-17 → 2016-09-08 · 4 obs

● 2015-07-17 07:13:44
● 2016-09-08 18:17:20
○ 2026-03-23 07:51:34
○ 2026-04-13 19:34:26

○MXmx.core.locaweb.com.br2015-07-17 → 2016-09-08 · 4 obs

● 2015-07-17 07:13:44
● 2016-09-08 18:17:20
○ 2026-03-23 07:51:34
○ 2026-04-13 19:34:26

○MXmx.jk.locaweb.com.br2015-07-17 → 2016-09-08 · 4 obs

● 2015-07-17 07:13:44
● 2016-09-08 18:17:20
○ 2026-03-23 07:51:34
○ 2026-04-13 19:34:26

○A191.252.45.2432015-12-23 → 2016-09-08 · 5 obs

○ 2015-07-17 07:13:44
● 2015-12-23 18:29:52
● 2016-09-08 18:17:20
○ 2026-03-23 07:51:34
○ 2026-04-13 19:34:26

○A200.234.196.2432015-07-17 → 2015-07-17 · 3 obs

● 2015-07-17 07:13:44
○ 2015-12-23 18:29:52
○ 2026-04-13 19:34:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	a.dns.br, b.dns.br, c.dns.br, d.dns.br...	-
checksystem.com.br	d.sec.dns.br, f.sec.dns.br	-

✅ Authoritative Response

Server:200.160.0.14

NS records: d.sec.dns.br, f.sec.dns.br

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1083ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`d.sec.dns.br, f.sec.dns.br`
SOA	1	`d.sec.dns.br hostmaster.registro.br`

Analysis

Name Servers

checksystem.com.br is delegated to two name servers: d.sec.dns.br and f.sec.dns.br.

checksystem.com.br uses the same name server setup as other domains, including araradabi.com.br, vetlinebrasil.com.br, gerasoft.com.br, simpress.eco.br and ipcall.com.br.

At least part of the name servers for checksystem.com.br are shared with other domains, for instance lrezende.eti.br, musitec.com.br, frizo.com.br, afrotrade.com.br and sbaconsultoresassociados.com.br.

These name servers are commonly used alongside the name servers e.sec.dns.br.

Host names with two IP numbers:

d.sec.dns.br points to 2001:12ff::14 and 200.160.0.14.

f.sec.dns.br points to 2001:12f8:9:1::14 and 200.189.40.14.

checksystem.com.br - robtex.com