Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
petersenfirm.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 23:48:37 UTC · ↺ Refresh
MX Hostnames
- petersenfirm-com.mail.protection.outlook.com
MX Priorities
- petersenfirm-com.mail.protection.outlook.com: 0
A / AAAA Records
- 66.163.122.107 (no PTR)
Mail Server IPs
- 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c902::4 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.cssva.com quazione.yahoo.com 2026031601 3600 1800 1209600 86400
Primary NS (mname)
ns1.cssva.com
Admin Email (rname)
quazione@yahoo.com
Serial
2026031601
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.cssva.com
ns1.cssva.com
SPF Record
✓ Strict (-all)
v=spf1 +a +mx +ip4:66.163.122.107 +ip4:69.174.252.44 +include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;sp=quarantine;adkim=r;aspf=r;pct=25;fo=0;rf=afrf;ri=86400;rua=mailto:[email protected];ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
⚠ Policy applies to 25% of failing messages only
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 +a +mx +ip4:66.163.122.107 +ip4:69.174.252.44 +include:spf.protection.outlook.com -all
- MS=ms82547967
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