certa.org.br - robtex.com

certa.org.br

DNSSEC⚠️ Not signed
A199.193.117.178🇺🇸 HIVELOCITY-1199.193.117.0/24 TPA1 - IP Space
PTRus152-cp.valueserver.com.br
NSns1.locaweb.com.br ⭐
A2804:218:7000:0:186:202:8:254🇧🇷 Locaweb2804:218:7000::/48
A186.202.8.254🇧🇷 Locaweb186.202.8.0/24 Servicos de Internet SA
NSns2.locaweb.com.br
A2804:218:7001:0:187:45:248:254🇧🇷 Locaweb2804:218:7001::/48
A187.45.248.254🇧🇷 Locaweb187.45.248.0/24 Servicos de Internet SA
NSns3.locaweb.com.br
A2804:218:7002:0:189:126:101:254🇧🇷 Locaweb2804:218:7002::/48
A189.126.101.254🇧🇷 Locaweb189.126.101.0/24 Servicos de Internet SA
MXmx.core.locaweb.com.br ⭐
A177.153.23.241🇧🇷 Locaweb177.153.0.0/19 Servicos de Internet SA
PTRmx.core.locaweb.com.br
MXmx.a.locaweb.com.br(20)
A186.202.4.42🇧🇷 Locaweb186.202.0.0/19 Servicos de Internet SA
PTRmx.a.locaweb.com.br
MXmx.b.locaweb.com.br(20)
A177.153.23.242🇧🇷 Locaweb177.153.0.0/19 Servicos de Internet SA
PTRmx.b.locaweb.com.br
MXmx.jk.locaweb.com.br(20)
A200.234.204.130🇧🇷 Locaweb200.234.192.0/20 Servicos de Internet SA
PTRmx.jk.locaweb.com.br
TXT_globalsign-domain-verification=--8icdYkowaPe0ZoF9ZgDOjphjZ4aOctaBuY0n1Hw0
TXTv=spf1 include:_spf.locaweb.com.br -all
SOAns1.locaweb.com.brhostmaster@locaweb.com.br 2022-03-10 #1

org.br

DNSSEC⚠️ Not signed
NSa.dns.br ⭐ ⚠️ Not in parent delegation
NSb.dns.br ⚠️ Not in parent delegation
NSc.dns.br ⚠️ Not in parent delegation
NSd.dns.br ⚠️ Not in parent delegation
NSe.dns.br ⚠️ Not in parent delegation
NSf.dns.br ⚠️ Not in parent delegation
SOAa.dns.brhostmaster@registro.br serial=2026115522
WOT: SAFE (99/100)

Same first word

certa.com.au
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certa.kz
certa.by
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certa.cl
certa.imb.br
certa.tech
certa.ind.br
certa.org.uk
certa.cloud
certa.solutions
certa.ca
certa.cn
certa.co
certa.ch
certa.com
certa.ae
certa.com.pl
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certa.su
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certa.ai
certa.no
certa.im
certa.se
certa.com.br
certa.ru
certa.es
certa.space
certa.biz
certa.cc
certa.com.hk
certa.cnt.br
certa.org.br
certa.net
certa.site
certa.co.nz
certa.cz
certa.in
certa.co.at
certa.hu
certa.dyndns.org

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DNS History

11 records (8 active, 3 former)

20162017201820192020202120222023202420252026NSns1.locaweb.com.brns2.locaweb.com.brns3.locaweb.com.brhm23MXmx.a.locaweb.com.brmx.b.locaweb.com.brmx.core.locaweb.com.brmx.jk.locaweb.com.brA199.193.117.178186.202.149.193201.76.59.95
○NShm232015-05-20 → 2017-03-29 · 4 obs
● 2015-05-20 12:31:22
● 2017-03-29 22:06:46
○ 2026-04-24 16:12:28
○ 2026-04-25 22:13:52
●NSns1.locaweb.com.br2015-05-20 → 2026-04-25 · 2 obs
● 2015-05-20 12:31:22
● 2026-04-25 22:13:52
●NSns2.locaweb.com.br2015-05-20 → 2026-04-25 · 2 obs
● 2015-05-20 12:31:22
● 2026-04-25 22:13:52
●NSns3.locaweb.com.br2015-05-20 → 2026-04-25 · 2 obs
● 2015-05-20 12:31:22
● 2026-04-25 22:13:52
●MXmx.a.locaweb.com.br2015-05-20 → 2026-04-25 · 2 obs
● 2015-05-20 12:31:22
● 2026-04-25 22:13:52
●MXmx.b.locaweb.com.br2015-05-20 → 2026-04-25 · 2 obs
● 2015-05-20 12:31:22
● 2026-04-25 22:13:52
●MXmx.core.locaweb.com.br2015-05-20 → 2026-04-25 · 2 obs
● 2015-05-20 12:31:22
● 2026-04-25 22:13:52
●MXmx.jk.locaweb.com.br2015-05-20 → 2026-04-25 · 2 obs
● 2015-05-20 12:31:22
● 2026-04-25 22:13:52
○A186.202.149.1932015-10-20 → 2017-03-29 · 5 obs
○ 2015-05-20 12:31:22
● 2015-10-20 23:54:40
● 2017-03-29 22:06:46
○ 2026-04-24 16:12:28
○ 2026-04-25 22:13:52
●A199.193.117.1782026-04-24 → 2026-04-25 · 3 obs
○ 2017-03-29 22:06:46
● 2026-04-24 16:12:28
● 2026-04-25 22:13:52
○A201.76.59.952015-05-20 → 2015-05-20 · 3 obs
● 2015-05-20 12:31:22
○ 2015-10-20 23:54:40
○ 2026-04-25 22:13:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
brf.dns.br, d.dns.br, b.dns.br, e.dns.br...-
certa.org.brns1.locaweb.com.br, ns3.locaweb.com.br, ns2.locaweb.com.br-

✅ Authoritative Response

Server:186.202.8.254

NS records: ns1.locaweb.com.br, ns3.locaweb.com.br, ns2.locaweb.com.br

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for certa.org.br (unsigned zone)

⏱️ Timing

Total: 918ms | Queries: -

📄 Records

TypeCountSample Data
A1199.193.117.178
NS3ns1.locaweb.com.br, ns3.locaweb.com.br...
MX4mx.a.locaweb.com.br (pri: 20), mx.core.locaweb.com.br (pri: 10)...
TXT2_globalsign-domain-verification=--8icdYk, v=spf1 include:_spf.locaweb.com.br -all
SOA1ns1.locaweb.com.br hostmaster.locaweb.co

Analysis

IP Addresses

certa.org.br points to a single IP address: 199.193.117.178.

Other host names such as aconteceubicas.com.br, mail.barbiero.com.br, pixeltiemarketing.com.br, us152-cp.valueserver.com.br and crm.creci-rj.gov.br share IPs with certa.org.br.

Name Servers

certa.org.br is delegated to three name servers: ns1.locaweb.com.br, ns2.locaweb.com.br and ns3.locaweb.com.br.

certa.org.br at least partially shares name servers with other domains, for example vetrolux.com.br, printar.com.br, 1lab.med.br, imoveismix.com.br and domsaude.com.br.

Host names with two IP numbers:

ns1.locaweb.com.br points to 2804:218:7000:0:186:202:8:254 and 186.202.8.254

ns2.locaweb.com.br points to 2804:218:7001:0:187:45:248:254 and 187.45.248.254

ns3.locaweb.com.br points to 2804:218:7002:0:189:126:101:254 and 189.126.101.254

Mail Servers

certa.org.br is served 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.

certa.org.br shares at least partially some mail servers with other domains, for instance bavariapretzel.com.br, atacadodoxuxa.com.br, querouniforme.com.br, coferma.com.br and colegioalpha.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