`petrobras.co`

DNSSEC	⚠️ Not signed
NS	`cerbero.petrobras.com.br` ⚠️ Not in zone NS records
NS	`harpia.petrobras.com.br` ⚠️ Not in zone NS records
		A	164.85.66.17^{🇧🇷 PETROBRAS164.85.66.0/24 -SP}
			PTR	`harpia.petrobras.com.br`
NS	`medusa.petrobras.com.br` ⚠️ Not in zone NS records
		A	164.85.66.15^{🇧🇷 PETROBRAS164.85.66.0/24 -SP}
			PTR	`medusa.petrobras.com.br`

`co`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns0.centralnic.net` ⭐
	NS	`a.registrydns.co`
	NS	`b.registrydns.co`
	NS	`c.registrydns.co`
	NS	`d.registrydns.co`
	SOA	`ns0.centralnic.net`hostmaster@centralnic.net serial=1759647786

Same first word

petrobras.tv

petrobras.nu

petrobras.ru

petrobras.com.br

petrobras.com.py

petrobras.gr

petrobras.com.ar

petrobras.gov.br

petrobras.com.bo

petrobras.net.cn

petrobras.eu

petrobras.com

petrobras.co

petrobras.cl

petrobras.com.co

petrobras.su

petrobras.us

petrobras.biz

Similar names

DNS History

4 records (3 active, 1 former)

●NScerbero.petrobras.com.br2026-02-20 → 2026-05-01 · 3 obs

○ 2017-10-11 18:55:40
● 2026-02-20 20:27:08
● 2026-05-01 22:37:14

●NSharpia.petrobras.com.br2016-08-05 → 2026-05-01 · 2 obs

● 2016-08-05 20:33:48
● 2026-05-01 22:37:14

●NSmedusa.petrobras.com.br2016-08-05 → 2026-05-01 · 2 obs

● 2016-08-05 20:33:48
● 2026-05-01 22:37:14

○NSnicolino.petrobras.com.br2016-08-05 → 2017-10-11 · 4 obs

● 2016-08-05 20:33:48
● 2017-10-11 18:55:40
○ 2026-02-20 20:27:08
○ 2026-05-01 22:37:14

🔍 DNS Trace

Analysis

Name Servers

petrobras.co is delegated to three name servers: cerbero.petrobras.com.br, harpia.petrobras.com.br and medusa.petrobras.com.br.

petrobras.co at least partially shares name servers with other domains, for example spacio1.pe, petrobras.eu, 180.114.7.201.in-addr.arpa, lubrax.com.py and 128-255.212.77.189.in-addr.arpa.

These name servers are often used together with nicolino.petrobras.com.br and leme.petrobras.com.br.

Host names with one IP number:

harpia.petrobras.com.br points to 164.85.66.17; medusa.petrobras.com.br points to 164.85.66.15.

petrobras.co - robtex.com

petrobras.co

co