`technicalbooks.com.br`

DNSSEC

⚠️ Not signed

`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=2026217358

rank #496188 globally
rank #3523 in the tld
WOT: SAFE (69/100)

DNS History

10 records (0 active, 10 former)

○NSb-022015-07-18 → 2015-07-18 · 3 obs

● 2015-07-18 22:08:14
○ 2015-11-17 09:23:02
○ 2026-08-05 15:23:20

○NSligatel-de8de902015-07-18 → 2016-08-03 · 7 obs

● 2015-07-18 22:08:14
● 2015-11-17 09:23:02
○ 2015-12-26 02:33:46
● 2016-01-21 14:26:28
● 2016-08-03 19:54:00
○ 2016-08-22 03:26:58
○ 2026-08-05 15:23:20

○NSwin-05ei3s19i6e2016-08-03 → 2016-08-22 · 5 obs

○ 2016-04-12 17:28:58
● 2016-08-03 19:54:00
● 2016-08-22 03:26:58
○ 2026-03-21 06:44:32
○ 2026-08-05 15:23:20

○NSwin-64bv5d04ouh2015-11-17 → 2016-08-22 · 9 obs

○ 2015-07-18 22:08:14
● 2015-11-17 09:23:02
● 2015-12-26 02:33:46
○ 2016-01-21 14:26:28
● 2016-04-12 17:28:58
○ 2016-08-03 19:54:00
● 2016-08-22 03:26:58
○ 2026-03-21 06:44:32
○ 2026-08-05 15:23:20

○NSwin-dp05tjij8ds2015-07-18 → 2015-07-18 · 3 obs

● 2015-07-18 22:08:14
○ 2015-11-17 09:23:02
○ 2026-08-05 15:23:20

○MXmx.a.locaweb.com.br2015-07-18 → 2016-08-22 · 4 obs

● 2015-07-18 22:08:14
● 2016-08-22 03:26:58
○ 2026-03-21 06:44:32
○ 2026-08-05 15:23:20

○MXmx.b.locaweb.com.br2015-07-18 → 2016-08-22 · 4 obs

● 2015-07-18 22:08:14
● 2016-08-22 03:26:58
○ 2026-03-21 06:44:32
○ 2026-08-05 15:23:20

○MXmx.core.locaweb.com.br2015-07-18 → 2016-08-22 · 4 obs

● 2015-07-18 22:08:14
● 2016-08-22 03:26:58
○ 2026-03-21 06:44:32
○ 2026-08-05 15:23:20

○MXmx.jk.locaweb.com.br2015-07-18 → 2016-08-22 · 4 obs

● 2015-07-18 22:08:14
● 2016-08-22 03:26:58
○ 2026-03-21 06:44:32
○ 2026-08-05 15:23:20

○A186.251.226.2512015-07-18 → 2016-08-22 · 4 obs

● 2015-07-18 22:08:14
● 2016-08-22 03:26:58
○ 2026-03-21 06:44:32
○ 2026-08-05 15:23:20

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:200.192.233.10

NS records: a.dns.br, b.dns.br, c.dns.br, d.dns.br, e.dns.br, f.dns.br

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 383ms | Queries: -

📄 Records

Type	Count	Sample Data

technicalbooks.com.br - robtex.com