biro.com.br - robtex.com
biro.com.br
com.br
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| 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=2026048032 | ||||||
rank #4036 in the tld
WOT: SAFE (69/100)
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSa.sec.dns.br2015-07-15 → 2026-03-11 · 2 obs
● 2026-03-11 20:21:24
●NSb.sec.dns.br2015-07-15 → 2026-03-11 · 2 obs
● 2026-03-11 20:21:24
●MXbiro-com-br.mail.protection.outlook.com2015-07-15 → 2026-03-11 · 2 obs
● 2026-03-11 20:21:24
●A20.49.97.222026-03-11 → 2026-03-11 · 3 obs
● 2026-03-11 20:21:22
● 2026-03-11 20:21:24
○A23.97.96.322015-07-15 → 2018-10-03 · 4 obs
● 2018-10-03 21:12:02
○ 2026-03-11 20:21:22
○ 2026-03-11 20:21:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| br | e.dns.br, f.dns.br, c.dns.br, a.dns.br... | - |
| biro.com.br | b.sec.dns.br, a.sec.dns.br | - |
✅ Authoritative Response
Server: 200.160.0.11
NS records: b.sec.dns.br, a.sec.dns.br
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1272ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 20.49.97.22 |
| NS | 2 | b.sec.dns.br, a.sec.dns.br |
| MX | 1 | biro-com-br.mail.protection.outlook.com |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | a.sec.dns.br hostmaster.registro.br |
Analysis
IP Addresses
biro.com.br resolves to a single IP: 20.49.97.22.
Other host names, for instance caplugs.com, abitnow.com, hosts.prod-us1-giftcardredirect-01-fn.azurewebsites.net, waws-prod-bn1-117-af2f.eastus2.cloudapp.azure.com and signgrabber.com share IP numbers with biro.com.br.
Name Servers
biro.com.br has two name servers: a.sec.dns.br and b.sec.dns.br.
biro.com.br shares the same name server setup as other domains, for example avenco.com.br, concentrador.com.br, easyerp365.com.br, idealschool.com.br and roennau.com.br.
biro.com.br shares some name servers with other domains, for example glowfit.com.br, policapas.com.br, joaofolle.com.br, nectarplus.com.br and eurp.com.br.
These name servers are commonly used with the name servers c.sec.dns.br.
Host names with two IP numbers:
a.sec.dns.br points to: 2001:12ff::11 and 200.160.0.11; b.sec.dns.br points to: 2001:12f8:b:1::11 and 200.192.232.11.
Mail Servers
biro.com.br is handled by a single mail server, biro-com-br.mail.protection.outlook.com.
Host biro-com-br.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c902::, 2a01:111:f403:c92c::3, 2a01:111:f403:f903::, 2a01:111:f403:f913::, 52.101.10.12, 52.101.41.28, 52.101.50.13 and 52.101.194.12.