`mastersecurity.com.br`

DNSSEC	⚠️ Not signed
A	190.89.248.30^{🇧🇷 AS53243190.89.248.0/24}
		PTR	`host248-30.playunix.com.br`
NS	`ns1.falevono.com.br` ⭐
		A	190.89.248.30^{🇧🇷 AS53243190.89.248.0/24}
			PTR	`host248-30.playunix.com.br`
NS	`ns2.falevono.com.br`
		A	190.89.248.149^{🇧🇷 AS53243190.89.248.0/24}
			PTR	`host248-149.playunix.com.br`
MX	`mastersecurity.com.br` ⭐
		A	190.89.248.30^{🇧🇷 AS53243190.89.248.0/24}
			PTR	`host248-30.playunix.com.br`
TXT	`v=spf1 +a +mx +ip4:190.89.248.30 ~all`
SOA	`ns1.falevono.com.br`root@server.falevono.com.br 2026-06-19 #9

`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=2026179064

rank #542786 globally
rank #4046 in the tld
WOT: SAFE (69/100)

MX for

mastersecurity.com.br

Same first word

mastersecurity.com.mx

mastersecurity.at

mastersecurity.ro

mastersecurity.nl

mastersecurity.net

mastersecurity.co.ke

mastersecurity.co.uk

mastersecurity.com

mastersecurity.rs

mastersecurity.com.br

Similar names

DNS History

12 records (4 active, 8 former)

●NSns1.falevono.com.br2026-04-13 → 2026-06-28 · 3 obs

○ 2019-12-21 11:58:56
● 2026-04-13 17:18:50
● 2026-06-28 02:53:58

○NSns1.locaweb.com.br2015-07-13 → 2019-12-21 · 4 obs

● 2015-07-13 15:49:34
● 2019-12-21 11:58:56
○ 2026-04-13 17:18:50
○ 2026-06-28 02:53:58

●NSns2.falevono.com.br2026-04-13 → 2026-06-28 · 3 obs

○ 2019-12-21 11:58:56
● 2026-04-13 17:18:50
● 2026-06-28 02:53:58

○NSns2.locaweb.com.br2015-07-13 → 2019-12-21 · 4 obs

● 2015-07-13 15:49:34
● 2019-12-21 11:58:56
○ 2026-04-13 17:18:50
○ 2026-06-28 02:53:58

○NSns3.locaweb.com.br2015-07-13 → 2019-12-21 · 4 obs

● 2015-07-13 15:49:34
● 2019-12-21 11:58:56
○ 2026-04-13 17:18:50
○ 2026-06-28 02:53:58

●MXmastersecurity.com.br2026-06-26 → 2026-06-28 · 3 obs

○ 2026-04-13 17:18:50
● 2026-06-26 00:02:24
● 2026-06-28 02:53:58

○MXmx.a.locaweb.com.br2015-07-13 → 2019-12-21 · 4 obs

● 2015-07-13 15:49:34
● 2019-12-21 11:58:56
○ 2026-04-13 17:18:50
○ 2026-06-28 02:53:58

○MXmx.b.locaweb.com.br2015-07-13 → 2019-12-21 · 4 obs

● 2015-07-13 15:49:34
● 2019-12-21 11:58:56
○ 2026-04-13 17:18:50
○ 2026-06-28 02:53:58

○MXmx.core.locaweb.com.br2015-07-13 → 2019-12-21 · 4 obs

● 2015-07-13 15:49:34
● 2019-12-21 11:58:56
○ 2026-04-13 17:18:50
○ 2026-06-28 02:53:58

○MXmx.jk.locaweb.com.br2015-07-13 → 2019-12-21 · 4 obs

● 2015-07-13 15:49:34
● 2019-12-21 11:58:56
○ 2026-04-13 17:18:50
○ 2026-06-28 02:53:58

○A187.45.193.2222015-07-13 → 2019-12-21 · 4 obs

● 2015-07-13 15:49:34
● 2019-12-21 11:58:56
○ 2026-04-13 17:18:50
○ 2026-06-28 02:53:58

●A190.89.248.302026-06-26 → 2026-06-28 · 3 obs

○ 2026-04-13 17:18:50
● 2026-06-26 00:02:24
● 2026-06-28 02:53:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	a.dns.br, b.dns.br, c.dns.br, d.dns.br...	-
mastersecurity.com.br	ns1.falevono.com.br, ns2.falevono.com.br	-

✅ Authoritative Response

Server:190.89.248.149

NS records: ns1.falevono.com.br, ns2.falevono.com.br

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 3031ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`190.89.248.30`
NS	2	`ns2.falevono.com.br, ns1.falevono.com.br`
MX	1	`mastersecurity.com.br (pri: 0)`
TXT	1	`v=spf1 +a +mx +ip4:190.89.248.30 ~all`
SOA	1	`ns1.falevono.com.br root.server.falevono`

Analysis

Mail Server Role

mastersecurity.com.br handles its own mail, functioning as its own mail server.

IP Addresses

mastersecurity.com.br resolves to just one IP address, 190.89.248.30.

Two other host names, along with smartvoip.com.br, cordiaip.com.br and ns1.falevono.com.br, also share IP numbers with mastersecurity.com.br.

Name Servers

The NS records for mastersecurity.com.br delegate to ns1.falevono.com.br and ns2.falevono.com.br.

mastersecurity.com.br shares its NS records with other domains, for example smartvoip.com.br, cordiaip.com.br, azzu.com.br and two others.

ns1.falevono.com.br directs to 190.89.248.30 and ns2.falevono.com.br directs to 190.89.248.149; each host name points to exactly one IP number.

Mail Servers

mastersecurity.com.br is served by just one mail server: mastersecurity.com.br.

mastersecurity.com.br resolves to 190.89.248.30 and no other IP number.

mastersecurity.com.br - robtex.com