Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
petrospec.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 00:08:49 UTC · ↺ Refresh
MX Hostnames
- petrospec-com.mail.protection.outlook.com
MX Priorities
- petrospec-com.mail.protection.outlook.com: 0
A / AAAA Records
- 104.248.104.143 (no PTR)
Mail Server IPs
- 52.101.190.3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 52.101.190.1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
- 52.101.190.0 ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 52.101.190.2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
- 2a01:111:f403:c944:: ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
- 2a01:111:f403:c942::3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c944::1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
- 2a01:111:f403:c942::2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
SOA Record
Raw SOA
ns4.monikerdns.net dnsadmin.moniker.com 2026030600 43200 900 1209600 3600
Primary NS (mname)
ns4.monikerdns.net
Admin Email (rname)
dnsadmin@moniker.com
Serial
2026030600
Refresh
43200s
Retry
900s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns1.monikerdns.net
ns4.monikerdns.net
ns3.monikerdns.net
ns2.monikerdns.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 include:spf.protection.outlook.com -all
- MS=ms56279198
- google-site-verification=TuYBg-TDlddsT_hgWXdNNtE5uFDyQBlx0iYs4rl_EV4
Full email verification for petrospec.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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