b3tech.com.br - dns.ninja

`b3tech.com.br`

DNSSEC	⚠️ Not signed
NS	`ns1.locaweb.com.br` ⭐
		A	2804:218:7000:0:186:202:8:254^{🇧🇷 Locaweb2804:218:7000::/48}
		A	186.202.8.254^{🇧🇷 Locaweb186.202.8.0/24 Servicos de Internet SA}
NS	`ns2.locaweb.com.br`
		A	2804:218:7001:0:187:45:248:254^{🇧🇷 Locaweb2804:218:7001::/48}
		A	187.45.248.254^{🇧🇷 Locaweb187.45.248.0/24 Servicos de Internet SA}
NS	`ns3.locaweb.com.br`
		A	2804:218:7002:0:189:126:101:254^{🇧🇷 Locaweb2804:218:7002::/48}
		A	189.126.101.254^{🇧🇷 Locaweb189.126.101.0/24 Servicos de Internet SA}
MX	`mx2.zoho.com` ⭐
		A	136.143.183.44^{🇺🇸 ZohoAS136.143.182.0/23 Zoho}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx3.zoho.com`⁽²⁰⁾
		A	204.141.43.44^{🇺🇸 ZohoAS204.141.42.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx.zoho.com`⁽⁵⁰⁾
		A	204.141.43.44^{🇺🇸 ZohoAS204.141.42.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
TXT	`v=spf1 include:zohomail.com ~all`
SOA	`ns1.locaweb.com.br`postmaster@locaweb.com.br 2026-06-01 #1

`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=2026208296

rank #536884 globally
rank #3849 in the tld
WOT: SAFE (69/100)

Previously MX for

b3tech.com.br

Same first word

b3tech.ru

b3tech.com

b3tech.nz

b3tech.com.br

Similar names

3btech.com.br

3btech.net

thecb3.com

3btech.com

DNS History

15 records (6 active, 9 former)

○NSns1.infornethost.com2015-05-18 → 2015-05-18 · 3 obs

● 2015-05-18 19:52:52
○ 2015-10-15 07:02:48
○ 2026-07-27 12:23:54

●NSns1.locaweb.com.br2026-07-20 → 2026-07-27 · 3 obs

○ 2016-09-22 13:18:22
● 2026-07-20 14:28:46
● 2026-07-27 12:23:54

○NSns1.reservado.hostgator.com.br2016-09-22 → 2016-09-22 · 4 obs

○ 2015-10-15 07:02:48
● 2016-09-22 13:18:22
○ 2026-07-20 14:28:46
○ 2026-07-27 12:23:54

○NSns2.infornethost.com2015-05-18 → 2015-05-18 · 3 obs

● 2015-05-18 19:52:52
○ 2015-10-15 07:02:48
○ 2026-07-27 12:23:54

●NSns2.locaweb.com.br2026-07-20 → 2026-07-27 · 3 obs

○ 2016-09-22 13:18:22
● 2026-07-20 14:28:46
● 2026-07-27 12:23:54

○NSns2.reservado.hostgator.com.br2016-09-22 → 2016-09-22 · 4 obs

○ 2015-10-15 07:02:48
● 2016-09-22 13:18:22
○ 2026-07-20 14:28:46
○ 2026-07-27 12:23:54

○NSns3.infornethost.com2015-05-18 → 2015-05-18 · 3 obs

● 2015-05-18 19:52:52
○ 2015-10-15 07:02:48
○ 2026-07-27 12:23:54

●NSns3.locaweb.com.br2026-07-20 → 2026-07-27 · 3 obs

○ 2016-09-22 13:18:22
● 2026-07-20 14:28:46
● 2026-07-27 12:23:54

○NSns4.infornethost.com2015-05-18 → 2015-05-18 · 3 obs

● 2015-05-18 19:52:52
○ 2015-10-15 07:02:48
○ 2026-07-27 12:23:54

○MXb3tech.com.br2015-05-18 → 2016-09-22 · 5 obs

● 2015-05-18 19:52:52
○ 2015-10-15 07:02:48
● 2016-09-22 13:18:22
○ 2026-07-20 14:28:46
○ 2026-07-27 12:23:54

●MXmx.zoho.com2026-07-20 → 2026-07-27 · 3 obs

○ 2016-09-22 13:18:22
● 2026-07-20 14:28:46
● 2026-07-27 12:23:54

●MXmx2.zoho.com2026-07-20 → 2026-07-27 · 3 obs

○ 2016-09-22 13:18:22
● 2026-07-20 14:28:46
● 2026-07-27 12:23:54

●MXmx3.zoho.com2026-07-20 → 2026-07-27 · 3 obs

○ 2016-09-22 13:18:22
● 2026-07-20 14:28:46
● 2026-07-27 12:23:54

○A184.107.137.22015-05-18 → 2015-05-18 · 3 obs

● 2015-05-18 19:52:52
○ 2015-10-15 07:02:48
○ 2026-07-27 12:23:54

○A192.254.175.2152016-09-22 → 2016-09-22 · 4 obs

○ 2015-10-15 07:02:48
● 2016-09-22 13:18:22
○ 2026-07-20 14:28:46
○ 2026-07-27 12:23:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	a.dns.br, b.dns.br, c.dns.br, d.dns.br...	-
b3tech.com.br	ns1.locaweb.com.br, ns2.locaweb.com.br, ns3.locaweb.com.br	6 records

✅ Authoritative Response

Server:189.126.101.254

NS records: ns1.locaweb.com.br, ns2.locaweb.com.br, ns3.locaweb.com.br

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for b3tech.com.br (unsigned zone)

⏱️ Timing

Total: 754ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	3	`ns3.locaweb.com.br, ns2.locaweb.com.br...`
MX	3	`mx2.zoho.com (pri: 20), mx.zoho.com (pri: 10)...`
TXT	1	`v=spf1 include:zohomail.com ~all`
SOA	1	`ns1.locaweb.com.br postmaster.locaweb.co`

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns1.locaweb.com.br, ns2.locaweb.com.br, ns3.locaweb.com.br...)

Analysis

Name Servers

Three name servers are authoritative for b3tech.com.br: ns1.locaweb.com.br, ns2.locaweb.com.br and ns3.locaweb.com.br.

There is at least partial name server overlap between b3tech.com.br and other domains — vendasagil.com, nebli.com.br, cavsh.com.br and two more among them.

ns1.locaweb.com.br resolves to 186.202.8.254 and 2804:218:7000:0:186:202:8:254. ns2.locaweb.com.br resolves to 187.45.248.254 and 2804:218:7001:0:187:45:248:254. ns3.locaweb.com.br resolves to 189.126.101.254 and 2804:218:7002:0:189:126:101:254. All three hostnames point to two IP numbers each.

Mail Servers

Incoming mail for b3tech.com.br is delivered via three mail servers: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.

b3tech.com.br shares at least some of its mail servers with other domains — for example poolesmeatmarket.com, techstarwestern.com, pearlacupuncture.com and two more.

mx2.zoho.com resolves to 136.143.183.44. Notably, mx3.zoho.com and mx.zoho.com share the same IP address, 204.141.43.44.

These two host names — mx3.zoho.com and mx.zoho.com — each point to 204.141.43.44 IP addresses.