institutobrasil.com.br - robtex.com
institutobrasil.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=2026222518 | ||||||
rank #3818 in the tld
WOT: SAFE (69/100)
MX for
institutobrasil.com.br |
Same first word
institutobrasil.com.br |
institutobrasil.org.br |
institutobrasil.org |
DNS History
8 records (7 active, 1 former)
●NSns1.addhost.com.br2017-11-06 → 2026-08-10 · 2 obs
● 2026-08-10 22:04:02
●NSns1.srv2br.com.br2026-02-24 → 2026-08-10 · 3 obs
● 2026-02-24 20:01:48
● 2026-08-10 22:04:02
●NSns2.addhost.com.br2017-11-06 → 2026-08-10 · 2 obs
● 2026-08-10 22:04:02
●NSns2.srv2br.com.br2026-02-24 → 2026-08-10 · 3 obs
● 2026-02-24 20:01:48
● 2026-08-10 22:04:02
●MXinstitutobrasil.com.br2017-11-06 → 2026-08-10 · 2 obs
● 2026-08-10 22:04:02
●A143.208.8.282026-02-24 → 2026-08-10 · 3 obs
● 2026-02-24 20:01:48
● 2026-08-10 22:04:02
●A2804:2a88:8::282026-07-13 → 2026-08-10 · 3 obs
● 2026-07-13 10:32:40
● 2026-08-10 22:04:02
○A67.23.238.102017-11-06 → 2017-11-06 · 3 obs
○ 2026-02-24 20:01:48
○ 2026-08-10 22:04:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| br | a.dns.br, b.dns.br, c.dns.br, d.dns.br... | - |
| institutobrasil.com.br | ns1.addhost.com.br, ns2.addhost.com.br | 2 records |
✅ Authoritative Response
Server:143.208.8.28
NS records: ns1.addhost.com.br, ns2.addhost.com.br
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for institutobrasil.com.br (unsigned zone)
⏱️ Timing
Total: 598ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 143.208.8.28 |
| AAAA | 1 | 2804:2a88:8::28 |
| NS | 2 | ns2.srv2br.com.br, ns1.srv2br.com.br |
| MX | 1 | institutobrasil.com.br (pri: 0) |
| TXT | 1 | v=spf1 a:server.srv2br.com.br mx ip4:143 |
| SOA | 1 | ns1.srv2br.com.br emails.srv1eua.com.br |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.addhost.com.br, ns1.addhost.com.br)
Analysis
Mail Server Role
institutobrasil.com.br acts as its own mail server.
IP Addresses
institutobrasil.com.br directs to two IP numbers, 143.208.8.28 and 2804:2a88:8::28
Additional host names — spinvest.com.br, fanucchi.com.br, stream2.com.br and two others — share IP numbers with institutobrasil.com.br.
Name Servers
institutobrasil.com.br has four authoritative name servers: ns1.addhost.com.br, ns2.addhost.com.br, ns1.srv2br.com.br and ns2.srv2br.com.br.
institutobrasil.com.br has at least partial name server overlap with other domains, such as radioantenapop.com, portaismunicipais.com.br, juti.ms.gov.br and two others.
ns1.simplifiqweb.com.br, ns2.simplifiqweb.com.br and ns1.infohost.eti.br — plus 7 other name servers — are commonly paired with these name servers.
Host names with two IP numbers:
ns1.addhost.com.br directs traffic to 143.208.8.28 and 2804:2a88:8::28.
ns1.srv2br.com.br directs traffic to 143.208.8.28 and 2804:2a88:8::28.
ns2.srv2br.com.br directs traffic to 143.208.8.29 and 2804:2a88:8::29.
Host names pointing to a single IP address:
ns2.addhost.com.br has the IP address 143.208.8.29.
Both ns1.addhost.com.br and ns1.srv2br.com.br resolve to 2804:2a88:8::28 IP addresses each.
Both ns1.addhost.com.br and ns1.srv2br.com.br resolve to 143.208.8.28 IP addresses each.
Both ns2.srv2br.com.br and ns2.addhost.com.br resolve to 143.208.8.29 IP addresses each.
Mail Servers
institutobrasil.com.br has a single mail server: institutobrasil.com.br itself.
institutobrasil.com.br has two IP addresses: 143.208.8.28 and 2804:2a88:8::28.