`oc.org.br`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:bebf^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:1407^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.20.7^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.190.191^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`kristin.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3ab5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kristin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0b5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kristin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20b5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kristin.ns.cloudflare.com`
		A	108.162.192.181^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kristin.ns.cloudflare.com`
		A	172.64.32.181^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kristin.ns.cloudflare.com`
		A	173.245.58.181^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kristin.ns.cloudflare.com`
NS	`tom.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b93^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tom.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c193^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`tom.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2193^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`tom.ns.cloudflare.com`
		A	108.162.193.147^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tom.ns.cloudflare.com`
		A	172.64.33.147^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tom.ns.cloudflare.com`
		A	173.245.59.147^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tom.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽⁶⁰⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁸⁰⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.20.7, 172.67.190.191
		IPv6 hints	2606:4700:3033::ac43:bebf, 2606:4700:3037::6815:1407
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=248, name=cloudflare-ech.com
SOA	`kristin.ns.cloudflare.com`dns@cloudflare.com serial=2399617667

`org.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=2026120020

WOT: SAFE (99/100)

Previously MX for

oc.org.br

Same first word

oc.pl

oc.hk

oc.to

oc.eu

oc.ca

oc.world

oc.kz

oc.edu

oc.org.mx

oc.lv

oc.ru

oc.tv

oc.properties

oc.warszawa.pl

oc.edu.sa

oc.com.sg

oc.cz

oc.co

oc.gotdns.com

oc.gov.ma

oc.ht

oc.id.lv

oc.kg

oc.com.sa

oc.education

oc.uk

oc.com.tn

oc.io

oc.azurewebsites.net

oc.report

oc.network

oc.com.ar

oc.co.th

oc.com.tw

oc.de

oc.info.pl

oc.eco.br

oc.com.ua

oc.life

oc.dental

oc.lc

oc.tc

oc.biz

oc.com.mx

oc.com

oc.cn

oc.school.nz

oc.academy

oc.pe

oc.enterprises

oc.lt

oc.su

oc.email

oc.events

oc.net

oc.org.do

oc.team

oc.by

oc.vision

oc.solar

oc.ly

oc.vc

oc.ag

oc.go.kr

oc.hu

oc.marketing

oc.co.nz

oc.com.au

oc.dev

oc.co.za

oc.cc

oc.app

oc.dk

oc.gg

oc.construction

oc.org

oc.business

oc.sk

oc.se

oc.org.br

oc.cl

oc.olsztyn.pl

oc.gov

oc.ai

oc.tel

oc.no

oc.si

oc.ee

oc.today

oc.gs

oc.company

oc.com.hk

oc.nl

Similar names

co.s3-website-ap-southeast-1.amazonaws.com

co.ls

co.si

co.gd

co.business

co.global.ssl.fastly.net

co.institute

co.sa

co.se

co.net

co.solutions

co.me

co.neustar

co.sk

co.ga

co.hotmail

co.university

co.nz

co.to

co.zw

co.tv.br

co.be

co.travel

co.yolasite.com

co.sc

co.tv

co.spb.ru

co.ge

co.bh

co.com.py

co.express

co.fm

co.ht

co.sr

co

co.s3-ap-southeast-1.amazonaws.com

co.vc

co.gp

co.je

co.id

co.uy

co.technology

co.link

co.cc.ua

co.is

co.cx

co.na

co.mu

co.site

co.cafe

co.mr

co.rs

co.myshopify.com

co.limited

co.casa

co.ing

co.place

co.s3-website.eu-central-1.amazonaws.com

co.cr

co.media

co.krakow.pl

co.sa.edu.au

co.tc

co.pn

co.support

co.ba

co.tl

co.ph

co.com.cn

co.jp.net

co.bot

co.s3-eu-west-1.amazonaws.com

co.lc

co.global.prod.fastly.net

co.wiki

co.s3.dualstack.ap-southeast-1.amazonaws.com

co.dj

co.tm

co.weber

co.uz

co.dm

co.s3.us-east-2.amazonaws.com

co.biz

co.com.au

co.farm

co.fund

co.net.nz

DNS History

23 records (9 active, 14 former)

●NSkristin.ns.cloudflare.com2026-04-29 → 2026-04-30 · 3 obs

○ 2026-04-24 16:05:52
● 2026-04-29 10:15:22
● 2026-04-30 01:10:00

○NSns-1400.awsdns-47.org2015-08-09 → 2015-08-09 · 3 obs

● 2015-08-09 06:42:52
○ 2015-12-01 11:08:18
○ 2026-04-30 01:10:00

○NSns-1575.awsdns-04.co.uk2015-08-09 → 2015-08-09 · 3 obs

● 2015-08-09 06:42:52
○ 2015-12-01 11:08:18
○ 2026-04-30 01:10:00

○NSns-232.awsdns-29.com2015-08-09 → 2015-08-09 · 3 obs

● 2015-08-09 06:42:52
○ 2015-12-01 11:08:18
○ 2026-04-30 01:10:00

○NSns-993.awsdns-60.net2015-08-09 → 2015-08-09 · 3 obs

● 2015-08-09 06:42:52
○ 2015-12-01 11:08:18
○ 2026-04-30 01:10:00

○NSns1.souzacunha.com.br2016-04-13 → 2016-09-24 · 5 obs

○ 2015-12-01 11:08:18
● 2016-04-13 11:10:32
● 2016-09-24 09:51:20
○ 2026-04-24 16:05:52
○ 2026-04-30 01:10:00

○NSns2.souzacunha.com.br2016-04-13 → 2016-09-24 · 5 obs

○ 2015-12-01 11:08:18
● 2016-04-13 11:10:32
● 2016-09-24 09:51:20
○ 2026-04-24 16:05:52
○ 2026-04-30 01:10:00

○NSns3.souzacunha.com.br2016-04-13 → 2016-09-24 · 5 obs

○ 2015-12-01 11:08:18
● 2016-04-13 11:10:32
● 2016-09-24 09:51:20
○ 2026-04-24 16:05:52
○ 2026-04-30 01:10:00

○NSns4.souzacunha.com.br2016-04-13 → 2016-09-24 · 5 obs

○ 2015-12-01 11:08:18
● 2016-04-13 11:10:32
● 2016-09-24 09:51:20
○ 2026-04-24 16:05:52
○ 2026-04-30 01:10:00

●NStom.ns.cloudflare.com2026-04-29 → 2026-04-30 · 3 obs

○ 2026-04-24 16:05:52
● 2026-04-29 10:15:22
● 2026-04-30 01:10:00

○MXoc.org.br2016-04-13 → 2016-09-24 · 4 obs

● 2016-04-13 11:10:32
● 2016-09-24 09:51:20
○ 2026-04-24 16:05:52
○ 2026-04-30 01:10:00

●MXroute1.mx.cloudflare.net2026-04-29 → 2026-04-30 · 3 obs

○ 2026-04-24 16:05:52
● 2026-04-29 10:15:22
● 2026-04-30 01:10:00

●MXroute2.mx.cloudflare.net2026-04-29 → 2026-04-30 · 3 obs

○ 2026-04-24 16:05:52
● 2026-04-29 10:15:22
● 2026-04-30 01:10:00

●MXroute3.mx.cloudflare.net2026-04-29 → 2026-04-30 · 3 obs

○ 2026-04-24 16:05:52
● 2026-04-29 10:15:22
● 2026-04-30 01:10:00

●A104.21.20.72026-04-29 → 2026-04-30 · 6 obs

○ 2026-04-24 16:05:52
● 2026-04-29 10:15:22
● 2026-04-29 12:57:10
○ 2026-04-29 22:50:28
● 2026-04-30 01:09:58
● 2026-04-30 01:10:00

●A172.67.190.1912026-04-29 → 2026-04-30 · 6 obs

○ 2026-04-24 16:05:52
● 2026-04-29 10:15:22
● 2026-04-29 12:57:10
○ 2026-04-29 22:50:28
● 2026-04-30 01:09:58
● 2026-04-30 01:10:00

○A188.114.96.02026-04-29 → 2026-04-29 · 4 obs

○ 2026-04-29 12:57:10
● 2026-04-29 22:50:28
○ 2026-04-30 01:09:58
○ 2026-04-30 01:10:00

○A188.114.97.02026-04-29 → 2026-04-29 · 4 obs

○ 2026-04-29 12:57:10
● 2026-04-29 22:50:28
○ 2026-04-30 01:09:58
○ 2026-04-30 01:10:00

●A2606:4700:3033::ac43:bebf2026-04-29 → 2026-04-30 · 6 obs

○ 2026-04-24 16:05:52
● 2026-04-29 10:15:22
● 2026-04-29 12:57:10
○ 2026-04-29 22:50:28
● 2026-04-30 01:09:58
● 2026-04-30 01:10:00

●A2606:4700:3037::6815:14072026-04-29 → 2026-04-30 · 6 obs

○ 2026-04-24 16:05:52
● 2026-04-29 10:15:22
● 2026-04-29 12:57:10
○ 2026-04-29 22:50:28
● 2026-04-30 01:09:58
● 2026-04-30 01:10:00

○A2a06:98c1:3120::2026-04-29 → 2026-04-29 · 4 obs

○ 2026-04-29 12:57:10
● 2026-04-29 22:50:28
○ 2026-04-30 01:09:58
○ 2026-04-30 01:10:00

○A2a06:98c1:3121::2026-04-29 → 2026-04-29 · 4 obs

○ 2026-04-29 12:57:10
● 2026-04-29 22:50:28
○ 2026-04-30 01:09:58
○ 2026-04-30 01:10:00

○A72.8.157.2012016-04-13 → 2016-09-24 · 4 obs

● 2016-04-13 11:10:32
● 2016-09-24 09:51:20
○ 2026-04-24 16:05:52
○ 2026-04-30 01:10:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	e.dns.br, f.dns.br, c.dns.br, a.dns.br...	-
oc.org.br	kristin.ns.cloudflare.com, tom.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.147

NS records: kristin.ns.cloudflare.com, tom.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 983ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.190.191, 104.21.20.7`
AAAA	2	`2606:4700:3033::ac43:bebf, 2606:4700:3037::6815:1407`
NS	2	`kristin.ns.cloudflare.com, tom.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 29), route3.mx.cloudflare.net (pri: 60)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`kristin.ns.cloudflare.com dns.cloudflare`

Analysis

IP Addresses

oc.org.br maps to four IP numbers: 2606:4700:3033::ac43:bebf, 2606:4700:3037::6815:1407, 104.21.20.7 and 172.67.190.191.

other host names include mlewinsky.com, gentle-dream-2ed6.icu, hacktolive.net, kyiv.vkadri.com and missionreadyequipment.com; they share IP numbers with oc.org.br.

Name Servers

Two name servers kristin.ns.cloudflare.com and tom.ns.cloudflare.com handle the delegation for oc.org.br.

oc.org.br shares the same name server setup as other domains, for instance softwaresolutions.top, systex.store, gameresourceshub.top, coresolution.online and virtuall.ae.

oc.org.br at least partially shares name servers with other domains, for instance bigtime.group, aloudsports.com, vidaenmiami.com, clickgd.com and vuyeciorcollective88.digital.

These name servers are commonly used with kia.ns.cloudflare.com and stanley.ns.cloudflare.com.

Six IP addresses per host:

kristin.ns.cloudflare.com points to 2606:4700:50::adf5:3ab5, 2803:f800:50::6ca2:c0b5, 2a06:98c1:50::ac40:20b5, 108.162.192.181, 172.64.32.181 and 173.245.58.181; tom.ns.cloudflare.com points to 2606:4700:58::adf5:3b93, 2803:f800:50::6ca2:c193, 2a06:98c1:50::ac40:2193, 108.162.193.147, 172.64.33.147 and 173.245.59.147

Mail Servers

Three mail servers handle oc.org.br: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

oc.org.br shares at least partially some mail servers with other domains, for instance noysz.de, truevanilla.net, whizzloans.com, rdbnet.work and alohacase.co.

Host names with six IP numbers:

- route1.mx.cloudflare.net points to 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13

- route2.mx.cloudflare.net points to 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19

- route3.mx.cloudflare.net points to 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25

oc.org.br - robtex.com

oc.org.br

org.br

Previously MX for

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`oc.org.br`

`org.br`