cortexmed.com.br - dns.ninja

`cortexmed.com.br`

DNSSEC	⚠️ Not signed
A	34.225.59.34^{🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix}
		PTR	`ec2-34-225-59-34.compute-1.amazonaws.com`
A	75.2.70.75^{🇺🇸 Amazon75.2.64.0/20}
A	99.83.190.102^{🇺🇸 Amazon99.83.176.0/20}
NS	`cortexmed.com.br` ⭐
		A	34.225.59.34^{🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix}
			PTR	`ec2-34-225-59-34.compute-1.amazonaws.com`
		A	75.2.70.75^{🇺🇸 Amazon75.2.64.0/20}
		A	99.83.190.102^{🇺🇸 Amazon99.83.176.0/20}
			PTR	`aacb0a264e514dd48.awsglobalaccelerator.com`
NS	`dns1.cortexmed.com.br` ⚠️ Not in parent delegation
		A	177.101.144.23^{🇧🇷 CentralServer177.101.144.0/21}
			PTR	`dns1.centralserver.com.br`
NS	`dns2.cortexmed.com.br` ⚠️ Not in parent delegation
		A	186.233.144.25^{🇧🇷 CentralServer186.233.144.0/22 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	`dns3.centralserver.com.br`
NS	`dns3.cortexmed.com.br` ⚠️ Not in parent delegation
		A	177.101.144.22^{🇧🇷 CentralServer177.101.144.0/21}
			PTR	`dns1.centralserver.com.br`
NS	`dns4.cortexmed.com.br` ⚠️ Not in parent delegation
		A	177.101.144.25^{🇧🇷 CentralServer177.101.144.0/21}
			PTR	`dns4.centralserver.com.br`
NS	`ns.centralserver.com.br` ⚠️ Not in zone NS records
		A	177.101.144.23^{🇧🇷 CentralServer177.101.144.0/21}
			PTR	`dns1.centralserver.com.br`
NS	`ns2.centralserver.com.br` ⚠️ Not in zone NS records
		A	186.233.144.22^{🇧🇷 CentralServer186.233.144.0/22 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	`dns2.centralserver.com.br`
MX	`cortexmed-com-br.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c927::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn6pr21cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch0pr04cu00603.inbound.protection.outlook.com`
		A	2a01:111:f403:f910::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-cy5pr03cu00300.inbound.protection.outlook.com`
		A	2a01:111:f403:f913::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-cy1pr03cu00100.inbound.protection.outlook.com`
		A	52.101.9.5^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-mn2pr04cu00205.inbound.protection.outlook.com`
		A	52.101.9.21^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl2pr04cu00205.inbound.protection.outlook.com`
		A	52.101.10.2^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn8pr03cu00202.inbound.protection.outlook.com`
		A	52.101.41.24^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj0pr03cu01600.inbound.protection.outlook.com`
MX	`mx.cortexmed.com.br`⁽⁵⁾
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`MS=ms60079097`
TXT	`google-site-verification=v_izFOOr_vYKE9gXh9PuKtDmrPtjZBVs2UzOkffE-U8`
SOA	`cortexmed.com.br`postmaster@cortexmed.com.br serial=2007002892

`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=2026200230

rank #530825 globally
rank #3902 in the tld
WOT: SAFE (69/100)

NS for

cortexmed.com.br

Subdomains

dns3.cortexmed.com.br

mx.cortexmed.com.br

dns1.cortexmed.com.br

dns4.cortexmed.com.br

dns2.cortexmed.com.br

Same first word

cortexmed.com.br

cortexmed.ru

cortexmed.com

Similar names

dcextremo.blogspot.com.es

codextrem.com

dextercom.ro

DNS History

13 records (12 active, 1 former)

●NScortexmed.com.br2015-08-08 → 2026-07-19 · 2 obs

● 2015-08-08 10:00:12
● 2026-07-19 09:55:08

●NSdns1.cortexmed.com.br2015-08-08 → 2026-07-19 · 2 obs

● 2015-08-08 10:00:12
● 2026-07-19 09:55:08

●NSdns2.cortexmed.com.br2015-08-08 → 2026-07-19 · 2 obs

● 2015-08-08 10:00:12
● 2026-07-19 09:55:08

●NSdns3.cortexmed.com.br2015-08-08 → 2026-07-19 · 2 obs

● 2015-08-08 10:00:12
● 2026-07-19 09:55:08

●NSdns4.cortexmed.com.br2015-08-08 → 2026-07-19 · 2 obs

● 2015-08-08 10:00:12
● 2026-07-19 09:55:08

●NSns.centralserver.com.br2026-03-21 → 2026-07-19 · 3 obs

○ 2015-08-08 10:00:12
● 2026-03-21 13:22:58
● 2026-07-19 09:55:08

●NSns2.centralserver.com.br2026-03-21 → 2026-07-19 · 3 obs

○ 2015-08-08 10:00:12
● 2026-03-21 13:22:58
● 2026-07-19 09:55:08

●MXcortexmed-com-br.mail.protection.outlook.com2026-03-21 → 2026-07-19 · 3 obs

○ 2015-08-08 10:00:12
● 2026-03-21 13:22:58
● 2026-07-19 09:55:08

●MXmx.cortexmed.com.br2015-08-08 → 2026-07-19 · 2 obs

● 2015-08-08 10:00:12
● 2026-07-19 09:55:08

○A186.202.179.802015-08-08 → 2017-04-05 · 4 obs

● 2015-08-08 10:00:12
● 2017-04-05 14:31:30
○ 2020-04-14 11:47:24
○ 2026-07-19 09:55:08

●A34.225.59.342020-04-14 → 2026-07-19 · 3 obs

○ 2017-04-05 14:31:30
● 2020-04-14 11:47:24
● 2026-07-19 09:55:08

●A75.2.70.752026-03-21 → 2026-07-19 · 3 obs

○ 2020-04-14 11:47:24
● 2026-03-21 13:22:58
● 2026-07-19 09:55:08

●A99.83.190.1022026-03-21 → 2026-07-19 · 3 obs

○ 2020-04-14 11:47:24
● 2026-03-21 13:22:58
● 2026-07-19 09:55:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	d.dns.br, a.dns.br, f.dns.br, b.dns.br...	-
cortexmed.com.br	ns.centralserver.com.br, ns2.centralserver.com.br	-

✅ Authoritative Response

Server:177.101.144.23

NS records: ns.centralserver.com.br, ns2.centralserver.com.br

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 1100ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`34.225.59.34, 99.83.190.102...`
NS	4	`dns4.cortexmed.com.br, dns3.cortexmed.com.br...`
MX	2	`mx.cortexmed.com.br (pri: 5), cortexmed-com-br.mail.protection.outlook`
TXT	3	`v=spf1 include:spf.protection.outlook.co, MS=ms60079097...`
SOA	1	`cortexmed.com.br postmaster.cortexmed.co`

Analysis

Hierarchy

The domain cortexmed.com.br serves as parent to dns3.cortexmed.com.br, mx.cortexmed.com.br, dns1.cortexmed.com.br, dns4.cortexmed.com.br and dns2.cortexmed.com.br.

Name Server Role

The NS records for cortexmed.com.br point back to cortexmed.com.br itself.

ns2.centralserver.com.br, ns.centralserver.com.br and dns1.cortexmed.com.br are often grouped with cortexmed.com.br to function as name servers.

IP Addresses

cortexmed.com.br points to three IP numbers, namely 34.225.59.34, 75.2.70.75 and 99.83.190.102.

Two other host names, along with cjackman.com, blackwoodlaw.com and emplyd.com, also share IP numbers with cortexmed.com.br.

Name Servers

The delegation for cortexmed.com.br points to 7 name servers, including cortexmed.com.br, ns2.centralserver.com.br, ns.centralserver.com.br and 4 other.

At least some of cortexmed.com.br's name servers are shared with other domains, for example lucaimoveis.com.br, justcargo.com.br, ferrazadvogados.com.br and two more.

These name servers tend to co-occur with ns3.centralserver.com.br, dns1.centralserver.com.br, dns2.centralserver.com.br and 4 other name servers in the same DNS delegations.

Hostnames that map to three IP numbers:

cortexmed.com.br maps to three IP addresses: 34.225.59.34, 75.2.70.75 and 99.83.190.102.

Host names that point to one IP address:

ns2.centralserver.com.br resolves to the IP address 186.233.144.22.

ns.centralserver.com.br resolves to the IP address 177.101.144.23.

dns1.cortexmed.com.br resolves to the IP address 177.101.144.23.

dns2.cortexmed.com.br resolves to the IP address 186.233.144.25.

dns3.cortexmed.com.br resolves to the IP address 177.101.144.22.

dns4.cortexmed.com.br resolves to the IP address 177.101.144.25.

ns.centralserver.com.br and dns1.cortexmed.com.br each have 177.101.144.23 IP addresses.

Mail Servers

cortexmed.com.br is served by two mail servers, mx.cortexmed.com.br and cortexmed-com-br.mail.protection.outlook.com.

DNS names with 8 IP addresses:

cortexmed-com-br.mail.protection.outlook.com maps to 52.101.9.5, 52.101.9.21, 52.101.10.2 and 5 additional IP addresses.