🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`techknowledge.com.br`

DNSSEC	🔒 Signed (DS record present)
NS	`a.auto.dns.br` ⭐
		A	2001:12ff:0:2::88^{🇧🇷 REGISTROBRNET2001:12ff::/32 Registro.BR Network}
			PTR	`a.auto.dns.br`
		A	200.160.2.88^{🇧🇷 REGISTROBRNET200.160.0.0/20 Registro.BR Network}
			PTR	`a.auto.dns.br`
NS	`b.auto.dns.br`
		A	2001:12ff:0:2::89^{🇧🇷 REGISTROBRNET2001:12ff::/32 Registro.BR Network}
			PTR	`b.auto.dns.br`
		A	200.160.2.89^{🇧🇷 REGISTROBRNET200.160.0.0/20 Registro.BR Network}
			PTR	`b.auto.dns.br`
TXT	`v=spf1 -all`
SOA	`a.auto.dns.br`hostmaster@registro.br serial=2026231370

`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=2026231224

rank #539424 globally
rank #3666 in the tld
WOT: SAFE (69/100)

Same first word

Similar names

knowledgetech.org

knowledgetech.com

Previous names

Next names

DNS History

8 records (2 active, 6 former)

●NSa.auto.dns.br2026-06-18 → 2026-08-19 · 3 obs

○ 2017-04-09 13:23:56
● 2026-06-18 18:53:58
● 2026-08-19 09:22:16

●NSb.auto.dns.br2026-06-18 → 2026-08-19 · 3 obs

○ 2017-04-09 13:23:56
● 2026-06-18 18:53:58
● 2026-08-19 09:22:16

○NSdns01.techknowledge.com.br2015-08-02 → 2016-08-21 · 4 obs

● 2015-08-02 02:48:16
● 2016-08-21 03:19:32
○ 2017-04-09 13:23:56
○ 2026-08-19 09:22:16

○NSdns02.techknowledge.com.br2015-08-02 → 2016-08-21 · 4 obs

● 2015-08-02 02:48:16
● 2016-08-21 03:19:32
○ 2017-04-09 13:23:56
○ 2026-08-19 09:22:16

○NSdns03.techknowledge.com.br2015-08-02 → 2016-08-21 · 4 obs

● 2015-08-02 02:48:16
● 2016-08-21 03:19:32
○ 2017-04-09 13:23:56
○ 2026-08-19 09:22:16

○NSdns04.techknowledge.com.br2015-08-02 → 2016-08-21 · 4 obs

● 2015-08-02 02:48:16
● 2016-08-21 03:19:32
○ 2017-04-09 13:23:56
○ 2026-08-19 09:22:16

○MXmail.techknowledge.com.br2015-08-02 → 2016-08-21 · 4 obs

● 2015-08-02 02:48:16
● 2016-08-21 03:19:32
○ 2017-04-09 13:23:56
○ 2026-08-19 09:22:16

○A104.238.99.662015-08-02 → 2016-08-21 · 4 obs

● 2015-08-02 02:48:16
● 2016-08-21 03:19:32
○ 2017-04-09 13:23:56
○ 2026-08-19 09:22:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	a.dns.br, b.dns.br, c.dns.br, d.dns.br...	-
techknowledge.com.br	a.auto.dns.br, b.auto.dns.br	-

✅ Authoritative Response

Server:200.160.2.88

NS records: a.auto.dns.br, b.auto.dns.br

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1329ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`a.auto.dns.br, b.auto.dns.br`
MX	1	`. (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`a.auto.dns.br hostmaster.registro.br`

Analysis

Name Servers

techknowledge.com.br is served by two delegated name servers, a.auto.dns.br and b.auto.dns.br.

techknowledge.com.br shares its name server setup with other domains, including rede(0x736578)press.com.br, econav.com.br, partypopper.com.br and two others.

Each of the two host names carries two IP addresses: a.auto.dns.br points to 200.160.2.88 and 2001:12ff:0:2::88, and b.auto.dns.br points to 200.160.2.89 and 2001:12ff:0:2::89.

techknowledge.com.br - robtex.com