ctr.com.br - dns.ninja

`ctr.com.br`

DNSSEC	⚠️ Not signed
A	177.53.142.247^{🇧🇷 AS53243177.53.142.0/24 This route object is for a UPX Technologies customer route, which is being exported under this origin AS. This route object was created because no existing route object with the same origin was found, and since some UPX peers filter based on these objects this route may be rejected if this object is not created. Please contact noc@upx.com.br if you have any questions regarding this object.}
		PTR	`jupiter.server-aw.com.br`
NS	`jupiter.server-aw.com.br` ⭐ ⚠️ Not in parent delegation
		A	177.53.142.247^{🇧🇷 AS53243177.53.142.0/24 This route object is for a UPX Technologies customer route, which is being exported under this origin AS. This route object was created because no existing route object with the same origin was found, and since some UPX peers filter based on these objects this route may be rejected if this object is not created. Please contact noc@upx.com.br if you have any questions regarding this object.}
			PTR	`jupiter.server-aw.com.br`
NS	`europa.privatedns.com.br` ⚠️ Not in parent delegation
		A	198.27.70.210^{🇨🇦 OVH198.27.64.0/18 Hosting route}
			PTR	`europa.privatedns.com.br`
NS	`ns1.hostsystem.com.br` ⚠️ Not in zone NS records
		A	177.53.142.247^{🇧🇷 AS53243177.53.142.0/24 This route object is for a UPX Technologies customer route, which is being exported under this origin AS. This route object was created because no existing route object with the same origin was found, and since some UPX peers filter based on these objects this route may be rejected if this object is not created. Please contact noc@upx.com.br if you have any questions regarding this object.}
			PTR	`jupiter.server-aw.com.br`
NS	`ns2.hostsystem.com.br` ⚠️ Not in zone NS records
		A	198.27.70.210^{🇨🇦 OVH198.27.64.0/18 Hosting route}
			PTR	`europa.privatedns.com.br`
MX	`smtp.ctr.com.br` ⭐
		A	189.4.4.14^{🇧🇷 AS28573189.4.4.0/23 CLARO S.A. Customer}
			PTR	`bd04040e.virtua.com.br`
MX	`mail.ctr.com.br`⁽¹⁰⁾
		A	189.4.4.14^{🇧🇷 AS28573189.4.4.0/23 CLARO S.A. Customer}
			PTR	`bd04040e.virtua.com.br`
TXT	`v=spf1 a mx ip4:177.53.142.247 ip6:0:0:0:0:0:0:0:1 ~all`
SOA	`jupiter.server-aw.com.br`hostmaster@ctr.com.br 2026-02-20 #14

`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.br`hostmaster@registro.br serial=2026176414

WOT: SAFE (50/100)
rank #531100 globally
rank #3978 in the tld
WOT: SAFE (69/100)

Previously NS for

ctr.com.br

Subdomains

smtp.ctr.com.br

mail.ctr.com.br

Same first word

ctr.lt

ctr.ru

ctr.co.at

ctr.ro

ctr.fit

ctr.nu

ctr.at

ctr.com.my

ctr.com.tw

ctr.as

ctr.be

ctr.com.mx

ctr.ca

ctr.cl

ctr.cz

ctr.id

ctr.se

ctr.sh

ctr.su

ctr.associates

ctr.pl

ctr.eu

ctr.bz

ctr.ie

ctr.com

ctr.co.kr

ctr.net

ctr.fr

ctr.co

ctr.mobi

ctr.hk

ctr.ac.th

ctr.nl

ctr.dk

ctr.show

ctr.co.uk

ctr.org

ctr.id.au

ctr.com.hk

ctr.in

ctr.hu

ctr.cm

ctr.ir

ctr.me

ctr.info

ctr.hr

ctr.com.tr

ctr.us

ctr.com.cn

ctr.com.br

ctr.care

ctr.ch

ctr.it

ctr.gov.me

ctr.sk

ctr.rs

ctr.cn

ctr.es

ctr.kr

ctr.li

ctr.de

ctr.tools

Similar names

crt.services

trc.cz

rtc.email

rtc.sg

trc.kz

rct.ba

rct.ir

rct.dk

tcr.ch

rtc.cz

tcr.company

crt.money

rtc.world

rtc.spb.ru

rtc.fi

tcr.edu

rtc.berlin

rct.coop

rtc.lu

tcr.construction

rtc.okinawa

trc.cm

rct.co.za

trc.ae

crt.fr

tcr.biz

rtc.edu.ge

trc.dk

rct.net

crt.bz

rct.co.il

rct.co.in

rct.it

rct.eu

tcr.us

rtc.directory

trc.net

rct.com.ar

rtc.ru

rct.co.uk

tcr.com.sg

tcr.homeunix.com

rct.lv

trc.mo.it

rtc.sc

crt.cat

rct.pl

tcr.cn

rct.in

rtc.nl

trc.la

rct.fr

trc.gov.jo

trc.su

crt.com.br

rtc.exchange

trc.hu

crt.asso.fr

rtc.lv

trc.com

trc.om

crt.es

rct.org

rct.ru

rtc.org.uk

crt.fund

rct.no

crt.pl

rtc.si

trc.eu

trc.com.sg

tcr.sakura.ne.jp

rtc.systems

crt.com.tr

trc.com.ua

rct.bg

trc.si

crt.se

rct.ai

tcr.management

tcr.azurewebsites.net

tcr.pt

trc.biz

trc.pl

crt.ru

trc.com.tr

DNS History

16 records (7 active, 9 former)

○NSctr.com.br2015-07-26 → 2016-12-22 · 5 obs

○ 2008-11-30 15:11:08
● 2015-07-26 16:19:04
● 2016-12-22 14:53:26
○ 2026-02-27 05:52:54
○ 2026-06-25 17:43:34

○NSdns1.centralserver.com.br2015-07-26 → 2016-12-22 · 5 obs

○ 2008-11-30 15:11:08
● 2015-07-26 16:19:04
● 2016-12-22 14:53:26
○ 2026-02-27 05:52:54
○ 2026-06-25 17:43:34

○NSdns2.centralserver.com.br2015-07-26 → 2016-12-22 · 5 obs

○ 2008-11-30 15:11:08
● 2015-07-26 16:19:04
● 2016-12-22 14:53:26
○ 2026-02-27 05:52:54
○ 2026-06-25 17:43:34

○NSdns3.centralserver.com.br2015-07-26 → 2016-12-22 · 5 obs

○ 2008-11-30 15:11:08
● 2015-07-26 16:19:04
● 2016-12-22 14:53:26
○ 2026-02-27 05:52:54
○ 2026-06-25 17:43:34

○NSdns4.centralserver.com.br2015-07-26 → 2016-12-22 · 5 obs

○ 2008-11-30 15:11:08
● 2015-07-26 16:19:04
● 2016-12-22 14:53:26
○ 2026-02-27 05:52:54
○ 2026-06-25 17:43:34

●NSeuropa.privatedns.com.br2026-02-27 → 2026-06-25 · 3 obs

○ 2016-12-22 14:53:26
● 2026-02-27 05:52:54
● 2026-06-25 17:43:34

●NSjupiter.server-aw.com.br2026-02-27 → 2026-06-25 · 3 obs

○ 2016-12-22 14:53:26
● 2026-02-27 05:52:54
● 2026-06-25 17:43:34

○NSns1.centralserver.com.br2008-11-30 → 2008-11-30 · 3 obs

● 2008-11-30 15:11:08
○ 2015-07-26 16:19:04
○ 2026-06-25 17:43:34

●NSns1.hostsystem.com.br2026-02-27 → 2026-06-25 · 3 obs

○ 2016-12-22 14:53:26
● 2026-02-27 05:52:54
● 2026-06-25 17:43:34

●NSns2.hostsystem.com.br2026-02-27 → 2026-06-25 · 3 obs

○ 2016-12-22 14:53:26
● 2026-02-27 05:52:54
● 2026-06-25 17:43:34

●MXmail.ctr.com.br2026-02-27 → 2026-06-25 · 3 obs

○ 2008-11-30 15:11:08
● 2026-02-27 05:52:54
● 2026-06-25 17:43:34

●MXsmtp.ctr.com.br2008-11-30 → 2026-06-25 · 2 obs

● 2008-11-30 15:11:08
● 2026-06-25 17:43:34

○A177.101.144.1042016-04-05 → 2016-12-22 · 5 obs

○ 2016-01-26 10:05:46
● 2016-04-05 02:03:50
● 2016-12-22 14:53:26
○ 2026-02-27 05:52:54
○ 2026-06-25 17:43:34

●A177.53.142.2472026-02-27 → 2026-06-25 · 3 obs

○ 2016-12-22 14:53:26
● 2026-02-27 05:52:54
● 2026-06-25 17:43:34

○A186.233.144.1842015-07-26 → 2016-01-26 · 5 obs

○ 2008-11-30 15:11:08
● 2015-07-26 16:19:04
● 2016-01-26 10:05:46
○ 2016-04-05 02:03:50
○ 2026-06-25 17:43:34

○A189.21.116.402008-11-30 → 2008-11-30 · 3 obs

● 2008-11-30 15:11:08
○ 2015-07-26 16:19:04
○ 2026-06-25 17:43:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	c.dns.br, a.dns.br, b.dns.br, f.dns.br...	-
ctr.com.br	ns1.hostsystem.com.br, ns2.hostsystem.com.br	-

✅ Authoritative Response

Server:177.53.142.247

NS records: ns1.hostsystem.com.br, ns2.hostsystem.com.br

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ctr.com.br (unsigned zone)

⏱️ Timing

Total: 1329ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`177.53.142.247`
NS	2	`jupiter.server-aw.com.br, europa.privatedns.com.br`
MX	2	`smtp.ctr.com.br (pri: 0), mail.ctr.com.br (pri: 10)`
TXT	1	`v=spf1 a mx ip4:177.53.142.247 ip6:0:0:0`
SOA	1	`jupiter.server-aw.com.br hostmaster.ctr.`

Analysis

Hierarchy

The parent domain of smtp.ctr.com.br and mail.ctr.com.br is ctr.com.br.

IP Addresses

ctr.com.br directs to one IP number, which is 177.53.142.247.

Among the host names that share IP numbers with ctr.com.br are ns1.level2host.com, www.girassol.tur.br, ns1.atarweb.com.br and two others.

Name Servers

The domain ctr.com.br is delegated to these four name servers: ns1.hostsystem.com.br, ns2.hostsystem.com.br, europa.privatedns.com.br and jupiter.server-aw.com.br.

The name servers of ctr.com.br overlap at least partially with those of other domains — among them grupotf.com.br, autotuner.com.br, comercialreis.com.br and two more.

These name servers commonly appear in delegations together with ns1.privatedns.com.br, ns2.privatedns.com.br, ns1.server-aw.com.br and 7 other.

Each of the four hosts has one IP address — ns1.hostsystem.com.br and jupiter.server-aw.com.br both point to 177.53.142.247 while ns2.hostsystem.com.br and europa.privatedns.com.br both point to 198.27.70.210.

Host names pointing to 177.53.142.247 IP addresses: ns1.hostsystem.com.br and jupiter.server-aw.com.br.

Host names pointing to 198.27.70.210 IP addresses: ns2.hostsystem.com.br and europa.privatedns.com.br.

Mail Servers

The MX records for ctr.com.br point to two mail servers: mail.ctr.com.br and smtp.ctr.com.br.

Both mail.ctr.com.br and smtp.ctr.com.br have a single IP address, 189.4.4.14, and share it.

Host names pointing to 189.4.4.14 IP addresses: mail.ctr.com.br and smtp.ctr.com.br.