masterop.com.br - robtex.com
masterop.com.br
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.brhostmaster@registro.br serial=2026083574 | ||||||
rank #4270 in the tld
WOT: SAFE (69/100)
Same first word
masterop.com.br |
Similar names
DNS History
11 records (3 active, 8 former)
●NSd.sec.dns.br2026-03-23 → 2026-03-25 · 3 obs
● 2026-03-23 22:33:24
● 2026-03-25 00:01:36
●NSf.sec.dns.br2026-03-23 → 2026-03-25 · 3 obs
● 2026-03-23 22:33:24
● 2026-03-25 00:01:36
○NSns1.locaweb.com.br2015-07-24 → 2020-04-12 · 4 obs
● 2020-04-12 03:57:12
○ 2026-03-23 22:33:24
○ 2026-03-25 00:01:36
○NSns2.locaweb.com.br2015-07-24 → 2020-04-12 · 4 obs
● 2020-04-12 03:57:12
○ 2026-03-23 22:33:24
○ 2026-03-25 00:01:36
○NSns3.locaweb.com.br2015-07-24 → 2020-04-12 · 4 obs
● 2020-04-12 03:57:12
○ 2026-03-23 22:33:24
○ 2026-03-25 00:01:36
●MXmasterop-com-br.mail.protection.outlook.com2026-03-23 → 2026-03-25 · 3 obs
● 2026-03-23 22:33:24
● 2026-03-25 00:01:36
○MXmx.a.locaweb.com.br2015-07-24 → 2020-04-12 · 4 obs
● 2020-04-12 03:57:12
○ 2026-03-23 22:33:24
○ 2026-03-25 00:01:36
○MXmx.b.locaweb.com.br2015-07-24 → 2020-04-12 · 4 obs
● 2020-04-12 03:57:12
○ 2026-03-23 22:33:24
○ 2026-03-25 00:01:36
○MXmx.core.locaweb.com.br2015-07-24 → 2020-04-12 · 4 obs
● 2020-04-12 03:57:12
○ 2026-03-23 22:33:24
○ 2026-03-25 00:01:36
○MXmx.jk.locaweb.com.br2015-07-24 → 2020-04-12 · 4 obs
● 2020-04-12 03:57:12
○ 2026-03-23 22:33:24
○ 2026-03-25 00:01:36
○A186.202.153.1922015-07-24 → 2020-04-12 · 4 obs
● 2020-04-12 03:57:12
○ 2026-03-23 22:33:24
○ 2026-03-25 00:01:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| br | a.dns.br, b.dns.br, c.dns.br, d.dns.br... | - |
| masterop.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: 1403ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | d.sec.dns.br, f.sec.dns.br |
| MX | 1 | masterop-com-br.mail.protection.outlook. |
| TXT | 2 | MS=ms63080947, v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | d.sec.dns.br hostmaster.registro.br |
Analysis
Name Servers
masterop.com.br's delegation is to two name servers d.sec.dns.br and f.sec.dns.br.
masterop.com.br shares the same name server configuration as other domains, such as miyagi.com.br, oinovosom.com.br, solomax.com.br, banif.com.br and mjpl.com.br.
masterop.com.br at least partially shares its name servers with other domains, for instance wm7.com.br, snti.com.br, i9bot.com.br, consultesae.com.br and apex.com.br.
These name servers are often used together with 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
Mail Servers
masterop.com.br is served by a single mail server, masterop-com-br.mail.protection.outlook.com.
The host name masterop-com-br.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:c94a::, 2a01:111:f403:c94a::1, 2a01:111:f403:c94a::2, 2a01:111:f403:c94c::, 52.101.198.0, 52.101.198.1, 52.101.198.38 and 52.101.200.0.