crfto.org.br - robtex.com

crfto.org.br

DNSSEC⚠️ Not signed
A179.188.55.6🇧🇷 Locaweb179.188.55.0/24 Servicos de Internet SA
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
TXTv=spf1 include:_spf.locaweb.com.br ?all
TXTGOOGLE-SITE-VERIFICATION=BG3NDKNLICUE29HHI_Z8MNTKLA3TNUF549GLMEHH__I
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=2026131532
WOT: SAFE (60/100)
WOT: SAFE (99/100)

Previously MX for

crfto.org.br

Subdomains

mail.crfto.org.br
pop.crfto.org.br

Same first word

crfto.org.br

Similar names

croft.store
fortc.net
fortc.com
cotfr.com
croft.co.uk
ofctr.com
croft.gallery
croft.to
frtco.com
croft.org
croft.world
focrt.org
croft.one
croft.co
croft.fr
trfco.com
cfrot.com
croft.com
croft.place
croft.info
fcotr.org
croft.no
torcf.org
tforc.com
croft.de
rfcot.com
cfort.ru
croft.pt
croft.cc
croft.net
croft.us
croft.co.jp
croft.email
croft.net.au
tofrc.top
forct.com
froct.com
ftrco.com
croft.cz
croft.wine
croft.eu
croft.life
ctfor.com
croft.design
croft.com.au
cfort.co
croft.be
cfotr.co
otcfr.com
croft.ca

DNS History

21 records (8 active, 13 former)

201020122014201620182020202220242026NSns1.locaweb.com.brns2.locaweb.com.brns3.locaweb.com.brns1.operahost.com.brns1.palmasite.comns2.operahost.com.brns2.palmasite.comns3.palmasite.comns4.palmasite.comns648.hostgator.com.brns649.hostgator.com.brMXmx.a.locaweb.com.brmx.b.locaweb.com.brmx.core.locaweb.com.brmx.jk.locaweb.com.brcrfto.org.brA179.188.55.6108.179.192.39177.11.51.166186.202.153.7374.52.130.114
●NSns1.locaweb.com.br2021-06-19 → 2026-05-11 · 3 obs
○ 2017-04-07 01:26:18
● 2021-06-19 08:57:22
● 2026-05-11 22:16:34
○NSns1.operahost.com.br2015-07-17 → 2015-11-12 · 5 obs
○ 2009-01-10 17:37:48
● 2015-07-17 08:04:20
● 2015-11-12 21:28:00
○ 2016-02-02 20:15:00
○ 2026-05-11 22:16:34
○NSns1.palmasite.com2009-01-10 → 2009-01-10 · 3 obs
● 2009-01-10 17:37:48
○ 2015-07-17 08:04:20
○ 2026-05-11 22:16:34
●NSns2.locaweb.com.br2021-06-19 → 2026-05-11 · 3 obs
○ 2017-04-07 01:26:18
● 2021-06-19 08:57:22
● 2026-05-11 22:16:34
○NSns2.operahost.com.br2015-07-17 → 2015-11-12 · 5 obs
○ 2009-01-10 17:37:48
● 2015-07-17 08:04:20
● 2015-11-12 21:28:00
○ 2016-02-02 20:15:00
○ 2026-05-11 22:16:34
○NSns2.palmasite.com2009-01-10 → 2009-01-10 · 3 obs
● 2009-01-10 17:37:48
○ 2015-07-17 08:04:20
○ 2026-05-11 22:16:34
●NSns3.locaweb.com.br2021-06-19 → 2026-05-11 · 3 obs
○ 2017-04-07 01:26:18
● 2021-06-19 08:57:22
● 2026-05-11 22:16:34
○NSns3.palmasite.com2009-01-10 → 2009-01-10 · 3 obs
● 2009-01-10 17:37:48
○ 2015-07-17 08:04:20
○ 2026-05-11 22:16:34
○NSns4.palmasite.com2009-01-10 → 2009-01-10 · 3 obs
● 2009-01-10 17:37:48
○ 2015-07-17 08:04:20
○ 2026-05-11 22:16:34
○NSns648.hostgator.com.br2016-02-02 → 2017-04-07 · 5 obs
○ 2015-11-12 21:28:00
● 2016-02-02 20:15:00
● 2017-04-07 01:26:18
○ 2021-06-19 08:57:22
○ 2026-05-11 22:16:34
○NSns649.hostgator.com.br2016-02-02 → 2017-04-07 · 5 obs
○ 2015-11-12 21:28:00
● 2016-02-02 20:15:00
● 2017-04-07 01:26:18
○ 2021-06-19 08:57:22
○ 2026-05-11 22:16:34
○MXcrfto.org.br2009-01-10 → 2017-04-07 · 4 obs
● 2009-01-10 17:37:48
● 2017-04-07 01:26:18
○ 2021-06-19 08:57:22
○ 2026-05-11 22:16:34
●MXmx.a.locaweb.com.br2021-06-19 → 2026-05-11 · 3 obs
○ 2017-04-07 01:26:18
● 2021-06-19 08:57:22
● 2026-05-11 22:16:34
●MXmx.b.locaweb.com.br2021-06-19 → 2026-05-11 · 3 obs
○ 2017-04-07 01:26:18
● 2021-06-19 08:57:22
● 2026-05-11 22:16:34
●MXmx.core.locaweb.com.br2021-06-19 → 2026-05-11 · 3 obs
○ 2017-04-07 01:26:18
● 2021-06-19 08:57:22
● 2026-05-11 22:16:34
●MXmx.jk.locaweb.com.br2021-06-19 → 2026-05-11 · 3 obs
○ 2017-04-07 01:26:18
● 2021-06-19 08:57:22
● 2026-05-11 22:16:34
○A108.179.192.392016-02-02 → 2017-04-07 · 5 obs
○ 2015-11-12 21:28:00
● 2016-02-02 20:15:00
● 2017-04-07 01:26:18
○ 2021-06-19 08:57:22
○ 2026-05-11 22:16:34
○A177.11.51.1662015-07-17 → 2015-11-12 · 5 obs
○ 2009-01-10 17:37:48
● 2015-07-17 08:04:20
● 2015-11-12 21:28:00
○ 2016-02-02 20:15:00
○ 2026-05-11 22:16:34
●A179.188.55.62026-04-24 → 2026-05-11 · 3 obs
○ 2021-06-19 08:57:22
● 2026-04-24 16:51:42
● 2026-05-11 22:16:34
○A186.202.153.732021-06-19 → 2021-06-19 · 4 obs
○ 2017-04-07 01:26:18
● 2021-06-19 08:57:22
○ 2026-04-24 16:51:42
○ 2026-05-11 22:16:34
○A74.52.130.1142009-01-10 → 2009-01-10 · 3 obs
● 2009-01-10 17:37:48
○ 2015-07-17 08:04:20
○ 2026-05-11 22:16:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
brf.dns.br, a.dns.br, b.dns.br, c.dns.br...-
crfto.org.brns1.locaweb.com.br, ns2.locaweb.com.br, ns3.locaweb.com.br-

✅ Authoritative Response

Server:187.45.248.254

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 1132ms | Queries: -

📄 Records

TypeCountSample Data
A1179.188.55.6
NS3ns3.locaweb.com.br, ns1.locaweb.com.br...
MX4mx.jk.locaweb.com.br (pri: 20), mx.a.locaweb.com.br (pri: 20)...
TXT2v=spf1 include:_spf.locaweb.com.br ?all, GOOGLE-SITE-VERIFICATION=BG3NDKNLICUE29H
SOA1ns1.locaweb.com.br hostmaster.locaweb.co

Analysis

Hierarchy

crfto.org.br is the parent of mail.crfto.org.br and pop.crfto.org.br.

IP Addresses

crfto.org.br resolves to a single IP: 179.188.55.6.

Other host names, for instance rtrti.com.br, klweb.com.br, rgsistemas.com.br, fortran.com.br and myofficeofbusiness.com share IP numbers with crfto.org.br.

Name Servers

crfto.org.br delegates to three name servers: ns1.locaweb.com.br, ns2.locaweb.com.br and ns3.locaweb.com.br.

crfto.org.br shares some name servers with other domains, for example sandbox.o24.comercial.ws, ranur.com.br, graal.com.br, fazendasertaozinho.com.br and lucasdoliceu.com.br.

Host names with two IP numbers:

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

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

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

Mail Servers

crfto.org.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.

crfto.org.br shares some mail servers with other domains, at least partially; for instance imetrica.com.br, upbev.com, cclin.com.br, dhel.com.br and taller-comunicacao.com.

Host names with a single IP

mx.a.locaweb.com.br resolves to 186.202.4.42

mx.b.locaweb.com.br resolves to 177.153.23.242

mx.core.locaweb.com.br resolves to 177.153.23.241

mx.jk.locaweb.com.br resolves to 200.234.204.130