certidao.com.br - robtex.com
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certidao.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 #548098 globally
rank #4213 in the tld
WOT: SAFE (69/100)
Up
www.certidao.com.br |
Same first word
Similar names
DNS History
22 records (10 active, 12 former)
●NSns-1467.awsdns-55.org2015-08-31 → 2026-02-19 · 3 obs
● 2015-08-31 17:26:10
● 2026-02-19 02:44:22
●NSns-1843.awsdns-38.co.uk2015-08-31 → 2026-02-19 · 3 obs
● 2015-08-31 17:26:10
● 2026-02-19 02:44:22
●NSns-36.awsdns-04.com2015-08-31 → 2026-02-19 · 3 obs
● 2015-08-31 17:26:10
● 2026-02-19 02:44:22
●NSns-708.awsdns-24.net2015-08-31 → 2026-02-19 · 3 obs
● 2015-08-31 17:26:10
● 2026-02-19 02:44:22
○NSns1.datacenter1.com.br2009-01-30 → 2009-01-30 · 3 obs
○ 2015-08-31 17:26:10
○ 2026-02-19 02:44:22
○NSns2.datacenter1.com.br2009-01-30 → 2009-01-30 · 3 obs
○ 2015-08-31 17:26:10
○ 2026-02-19 02:44:22
○NSns3.datacenter1.com.br2009-01-30 → 2009-01-30 · 3 obs
○ 2015-08-31 17:26:10
○ 2026-02-19 02:44:22
○MXalt1.aspmx.l.google.com2015-08-31 → 2017-08-30 · 5 obs
● 2015-08-31 17:26:10
● 2017-08-30 10:12:08
○ 2026-02-14 22:05:28
○ 2026-02-19 02:44:22
○MXalt2.aspmx.l.google.com2015-08-31 → 2017-08-30 · 5 obs
● 2015-08-31 17:26:10
● 2017-08-30 10:12:08
○ 2026-02-14 22:05:28
○ 2026-02-19 02:44:22
○MXaspmx.l.google.com2015-08-31 → 2017-08-30 · 5 obs
● 2015-08-31 17:26:10
● 2017-08-30 10:12:08
○ 2026-02-14 22:05:28
○ 2026-02-19 02:44:22
○MXaspmx2.googlemail.com2015-08-31 → 2017-08-30 · 5 obs
● 2015-08-31 17:26:10
● 2017-08-30 10:12:08
○ 2026-02-14 22:05:28
○ 2026-02-19 02:44:22
○MXaspmx3.googlemail.com2015-08-31 → 2017-08-30 · 5 obs
● 2015-08-31 17:26:10
● 2017-08-30 10:12:08
○ 2026-02-14 22:05:28
○ 2026-02-19 02:44:22
●MXmx.a.locaweb.com.br2026-02-14 → 2026-02-19 · 3 obs
● 2026-02-14 22:05:28
● 2026-02-19 02:44:22
●MXmx.b.locaweb.com.br2026-02-14 → 2026-02-19 · 3 obs
● 2026-02-14 22:05:28
● 2026-02-19 02:44:22
●MXmx.core.locaweb.com.br2026-02-14 → 2026-02-19 · 3 obs
● 2026-02-14 22:05:28
● 2026-02-19 02:44:22
●MXmx.jk.locaweb.com.br2026-02-14 → 2026-02-19 · 3 obs
● 2026-02-14 22:05:28
● 2026-02-19 02:44:22
○MXprimary.demaria.com.br2009-01-30 → 2009-01-30 · 3 obs
○ 2015-08-31 17:26:10
○ 2026-02-19 02:44:22
○A177.71.156.482026-02-14 → 2026-02-14 · 3 obs
● 2026-02-14 22:05:28
○ 2026-02-19 02:44:22
●A18.230.137.2392026-02-19 → 2026-02-19 · 2 obs
● 2026-02-19 02:44:22
○A54.94.230.2332015-08-31 → 2017-08-30 · 5 obs
● 2015-08-31 17:26:10
● 2017-08-30 10:12:08
○ 2026-02-14 22:05:28
○ 2026-02-19 02:44:22
○A56.125.241.892026-02-14 → 2026-02-14 · 3 obs
● 2026-02-14 22:05:28
○ 2026-02-19 02:44:22
●A56.126.19.382026-02-19 → 2026-02-19 · 2 obs
● 2026-02-19 02:44:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| br | d.dns.br, e.dns.br, f.dns.br, a.dns.br... | - |
| certidao.com.br | ns-36.awsdns-04.com, ns-1467.awsdns-55.org, ns-708.awsdns-24.net | - |
✅ Authoritative Response
Server: 205.251.192.36
NS records: ns-36.awsdns-04.com, ns-1467.awsdns-55.org, ns-708.awsdns-24.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for certidao.com.br (unsigned zone)
⏱️ Timing
Total: 651ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 18.230.137.239, 56.126.19.38 |
| NS | 4 | ns-1467.awsdns-55.org, ns-1843.awsdns-38.co.uk... |
| MX | 4 | mx.core.locaweb.com.br (pri: 10), mx.a.locaweb.com.br (pri: 20)... |
| TXT | 1 | v=spf1 include:_spf.locaweb.com.br ?all |
| SOA | 1 | ns-1843.awsdns-38.co.uk awsdns-hostmaste |
AI analysis
www.certidao.com.br has certidao.com.br as its parent.
certidao.com.br points to two IPs: 18.230.137.239 and 56.126.19.38.
Other host names, for instance cartorio.inf.br, mail.tabelionato.net, mfitpersonal.com.br, tabelionato.net and cartorio1.com.br share IP numbers with certidao.com.br.
certidao.com.br is delegated to four name servers: ns-36.awsdns-04.com, ns-708.awsdns-24.net, ns-1467.awsdns-55.org and ns-1843.awsdns-38.co.uk.
certidao.com.br at least partially shares name servers with other domains such as sparkpostmail2.com, itsnature.org, shopthewineguyli.com, mapntour.com and socio.sk.
these name servers are commonly used with ns-100.awsdns-12.com, ns-1444.awsdns-52.org, ns-1697.awsdns-20.co.uk, ns-301.awsdns-37.com, ns-558.awsdns-05.net and ns-1739.awsdns-25.co.uk.
Host names with two IP numbers:
ns-36.awsdns-04.com points to 2600:9000:5300:2400::1 and 205.251.192.36
ns-708.awsdns-24.net points to 2600:9000:5302:c400::1 and 205.251.194.196
ns-1467.awsdns-55.org points to 2600:9000:5305:bb00::1 and 205.251.197.187
ns-1843.awsdns-38.co.uk points to 2600:9000:5307:3300::1 and 205.251.199.51
certidao.com.br is handled by four mail servers: mx.a.locaweb.com.br, mx.b.locaweb.com.br, mx.core.locaweb.com.br and mx.jk.locaweb.com.br.
certidao.com.br shares mail servers with other domains at least in part, for instance mmarret.com, jambbu.com, bmssystem.com.br, rechim.com and logosst.com.br.
Host names with one IP number:
mx.a.locaweb.com.br points to: 186.202.4.42
mx.b.locaweb.com.br points to: 177.153.23.242
mx.core.locaweb.com.br points to: 177.153.23.241
mx.jk.locaweb.com.br points to: 200.234.204.130