Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
3rpetroleum.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 04:06:00 UTC · ↺ Refresh
MX Hostnames
- 3rpetroleum-com-br.mail.protection.outlook.com
MX Priorities
- 3rpetroleum-com-br.mail.protection.outlook.com: 0
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 2a01:111:f403:c927:: ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 2a01:111:f403:c91d:: ↩ mail-mw2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com
SOA Record
Raw SOA
chelsea.ns.cloudflare.com dns.cloudflare.com 2399964768 10000 2400 604800 1800
Primary NS (mname)
chelsea.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399964768
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
luke.ns.cloudflare.com
chelsea.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.mailjet.com include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
⚠ Public key (p=) missing in DKIM record for selector default.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
12 records- ca3-09484b2ba6dc48f3834a10691f29afef
- gg1lmcpjh7e2a7kp1t3vjm8mq2
- gllc2673514svrrea4s3oklsv2
- l3t823p5vmeicrbcgea25bglu2
- ssi5cqqq8297caqj1irei2u7a7
- SPFv=spf1 include:spf.mailjet.com include:spf.protection.outlook.com -all
- 1m9fdfrtm8qtvcs77n7l459ugl
- 3ckfspndkiq68l1uerobem2aan
- 3r9fcjlkqb0j68img86724kt8u
- 7tu2ujtd3k423u3bipulof9hvq
- 9h3dhfovuprpgdlfri16cr0eev
- apple-domain-verification=xbZweWfl0EhU419m
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