tutorialmaster.com.br - dns.ninja
tutorialmaster.com.br
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 185.215.165.130🇩🇪 CONTABO185.215.164.0/23 | ||||||
| PTR | vmi3344092.contaboserver.net | ||||||
| NS | d.sec.dns.br ⭐ | ||||||
| A | 2001:12ff::14🇧🇷 REGISTROBRNET2001:12ff::/32 Registro.BR Network | ||||||
| PTR | d.sec.dns.br | ||||||
| A | 200.160.0.14🇧🇷 REGISTROBRNET200.160.0.0/20 Registro.BR Network | ||||||
| NS | f.sec.dns.br | ||||||
| A | 2001:12f8:9:1::14🇧🇷 B-DNS-BR2001:12f8:9::/48 Registro.BR Network (B.DNS.BR) | ||||||
| PTR | f.sec.dns.br | ||||||
| A | 200.189.40.14🇧🇷 B-DNS-BR200.189.40.0/24 Registro.BR Network (B.DNS.BR) | ||||||
| PTR | f.sec.dns.br | ||||||
| SOA | d.sec.dns.brhostmaster@registro.br serial=2026207000 | ||||||
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=2026208398 | ||||||
rank #3849 in the tld
WOT: SAFE (69/100)
Previously MX for
Subdomains
www.tutorialmaster.com.br |
Same first word
Similar names
DNS History
7 records (3 active, 4 former)
●NSd.sec.dns.br2026-02-21 → 2026-07-27 · 3 obs
● 2026-02-21 23:07:50
● 2026-07-27 17:16:44
●NSf.sec.dns.br2026-02-21 → 2026-07-27 · 3 obs
● 2026-02-21 23:07:50
● 2026-07-27 17:16:44
○NSns1.jadmin.virtuaserver.com.br2015-06-13 → 2017-04-10 · 4 obs
● 2017-04-10 23:19:34
○ 2026-02-21 23:07:50
○ 2026-07-27 17:16:44
○NSns2.jadmin.virtuaserver.com.br2015-06-13 → 2017-04-10 · 4 obs
● 2017-04-10 23:19:34
○ 2026-02-21 23:07:50
○ 2026-07-27 17:16:44
○MXtutorialmaster.com.br2015-06-13 → 2017-04-10 · 4 obs
● 2017-04-10 23:19:34
○ 2026-02-21 23:07:50
○ 2026-07-27 17:16:44
●A185.215.165.1302026-07-27 → 2026-07-27 · 2 obs
● 2026-07-27 17:16:44
○A96.47.227.1892015-06-13 → 2017-04-10 · 4 obs
● 2017-04-10 23:19:34
○ 2026-02-21 23:07:50
○ 2026-07-27 17:16:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| br | b.dns.br, a.dns.br, f.dns.br, e.dns.br... | - |
| tutorialmaster.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: 1291ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.215.165.130 |
| NS | 2 | d.sec.dns.br, f.sec.dns.br |
| SOA | 1 | d.sec.dns.br hostmaster.registro.br |
Analysis
Hierarchy
www.tutorialmaster.com.br is delegated beneath tutorialmaster.com.br.
IP Addresses
tutorialmaster.com.br resolves to one IP address: 185.215.165.130.
tutorialmaster.org, for instance, is one of the other host names sharing IP numbers with tutorialmaster.com.br.
Name Servers
tutorialmaster.com.br uses two name servers for its delegation: d.sec.dns.br and f.sec.dns.br.
tutorialmaster.com.br uses the same name servers as several other domains — among them portaliinovi.com.br, brille.com.br, simplesassimatacado.com.br and two more.
There is at least partial name server overlap between tutorialmaster.com.br and other domains — theroom.com.br, preto.com.br, istor.com.br and two more among them.
These name servers are routinely deployed together with the name servers e.sec.dns.br.
The two host names d.sec.dns.br and f.sec.dns.br each have a pair of IP addresses: d.sec.dns.br has 200.160.0.14 and 2001:12ff::14, and f.sec.dns.br has 200.189.40.14 and 2001:12f8:9:1::14.