tutorlinux.com.br - dns.ninja
tutorlinux.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=2026173012 | ||||||
rank #3843 in the tld
WOT: SAFE (69/100)
Previously MX for
tutorlinux.com.br |
Same first word
tutorlinux.com.br |
tutorlinux.com |
DNS History
9 records (5 active, 4 former)
●NSe.sec.dns.br2026-05-14 → 2026-06-22 · 3 obs
● 2026-05-14 13:10:48
● 2026-06-22 00:45:04
●NSf.sec.dns.br2026-05-14 → 2026-06-22 · 3 obs
● 2026-05-14 13:10:48
● 2026-06-22 00:45:04
○NSns1.servidor4pr.net2018-05-15 → 2018-05-15 · 3 obs
○ 2026-05-14 13:10:48
○ 2026-06-22 00:45:04
○NSns2.servidor4pr.net2018-05-15 → 2018-05-15 · 3 obs
○ 2026-05-14 13:10:48
○ 2026-06-22 00:45:04
●MXmx1.titan.email2026-05-14 → 2026-06-22 · 3 obs
● 2026-05-14 13:10:48
● 2026-06-22 00:45:04
●MXmx2.titan.email2026-05-14 → 2026-06-22 · 3 obs
● 2026-05-14 13:10:48
● 2026-06-22 00:45:04
○MXtutorlinux.com.br2018-05-15 → 2018-05-15 · 3 obs
○ 2026-05-14 13:10:48
○ 2026-06-22 00:45:04
○A192.111.154.1302018-05-15 → 2018-05-15 · 3 obs
○ 2026-05-14 13:10:48
○ 2026-06-22 00:45:04
●A216.172.172.832026-05-14 → 2026-06-22 · 3 obs
● 2026-05-14 13:10:48
● 2026-06-22 00:45:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| br | a.dns.br, b.dns.br, c.dns.br, d.dns.br... | - |
| tutorlinux.com.br | e.sec.dns.br, f.sec.dns.br | - |
✅ Authoritative Response
Server:200.192.232.14
NS records: e.sec.dns.br, f.sec.dns.br
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 2642ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 216.172.172.83 |
| NS | 2 | e.sec.dns.br, f.sec.dns.br |
| MX | 2 | mx1.titan.email (pri: 10), mx2.titan.email (pri: 20) |
| TXT | 1 | v=spf1 include:spf.titan.email ~all |
| SOA | 1 | e.sec.dns.br hostmaster.registro.br |
Analysis
IP Addresses
tutorlinux.com.br resolves to just one IP address, 216.172.172.83.
Two other host names, along with somait.com.br, umamais.com.br and soemus.org.br, also share IP numbers with tutorlinux.com.br.
Name Servers
tutorlinux.com.br uses two name servers for its delegation: e.sec.dns.br and f.sec.dns.br.
tutorlinux.com.br shares its NS records with other domains, for example humatex.com.br, vetsim.com.br, invistajaimoveis.com.br and two others.
At least some of tutorlinux.com.br's name servers are shared with other domains, for example prelectronics.com.br, get2work.com.br, giorgioniteroi.com.br and two more.
These name servers tend to be used in conjunction with the name servers d.sec.dns.br.
The two host names e.sec.dns.br and f.sec.dns.br each have a pair of IP addresses: e.sec.dns.br has 200.192.232.14 and 2001:12f8:b:1::14, and f.sec.dns.br has 200.189.40.14 and 2001:12f8:9:1::14.
Mail Servers
tutorlinux.com.br is served by two mail servers, mx1.titan.email and mx2.titan.email.
Among the domains sharing a mail server setup with tutorlinux.com.br are renavital.com, rucaski.com, lpasociados.com.mx and two others.
At least some of tutorlinux.com.br's mail servers are shared with other domains, among them coachdazz.com, leandrocerqueira.com.br and nudism.tv.
Each of mx1.titan.email and mx2.titan.email has three IP addresses: 3.209.71.101, 3.213.151.241 and 52.87.104.218.
Both mx1.titan.email and mx2.titan.email resolve to 3.209.71.101 IP addresses each.
Both mx1.titan.email and mx2.titan.email resolve to 3.213.151.241 IP addresses each.
Both mx1.titan.email and mx2.titan.email resolve to 52.87.104.218 IP addresses each.