petrobras.nu - robtex.com

petrobras.nu

DNSSEC⚠️ Not signed
NScerbero.petrobras.com.br ⚠️ Not in zone NS records
NSharpia.petrobras.com.br ⚠️ Not in zone NS records
A164.85.66.17🇧🇷 PETROBRAS164.85.66.0/24 -SP
PTRharpia.petrobras.com.br
NSmedusa.petrobras.com.br ⚠️ Not in zone NS records
A164.85.66.15🇧🇷 PETROBRAS164.85.66.0/24 -SP
PTRmedusa.petrobras.com.br

nu

DNSSEC🔒 Signed (DS record present)
NScatcher-in-the-rye.nic.nu ⭐
NSa.ns.nu
NSc.ns.nu
NSd.ns.nu
NSm.ns.nu
NSy.ns.nu
NSz.ns.nu
TXTid:162b0c95-70a1-427e-8ffb-ae366ab7c243
TXTNU zone update: 2026-05-08 13:25:31 +0000 (EPOCH 1778246731) (auto)
SOAcatcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1778246787

Same first word

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
petrobras.tv
petrobras.nu
petrobras.ru
petrobras.com.br
petrobras.com.py

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DNS History

4 records (3 active, 1 former)

20162017201820192020202120222023202420252026NScerbero.petrobras.com.brharpia.petrobras.com.brmedusa.petrobras.com.brnicolino.petrobras.com.br
●NScerbero.petrobras.com.br2015-06-23 → 2026-05-08 · 2 obs
● 2015-06-23 09:25:10
● 2026-05-08 13:52:44
●NSharpia.petrobras.com.br2015-06-23 → 2026-05-08 · 2 obs
● 2015-06-23 09:25:10
● 2026-05-08 13:52:44
●NSmedusa.petrobras.com.br2015-06-23 → 2026-05-08 · 2 obs
● 2015-06-23 09:25:10
● 2026-05-08 13:52:44
○NSnicolino.petrobras.com.br2015-06-23 → 2016-10-13 · 4 obs
● 2015-06-23 09:25:10
● 2016-10-13 11:12:14
○ 2026-02-24 15:52:22
○ 2026-05-08 13:52:44

🔍 DNS Trace

Analysis

Name Servers

The delegation for petrobras.nu is handled by three name servers: cerbero.petrobras.com.br, harpia.petrobras.com.br and medusa.petrobras.com.br.

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

These name servers are commonly used 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.