Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mathys-potestio.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 18:43:32 UTC · ↺ Refresh
MX Hostnames
- mathyspotestio-com01e.mail.protection.outlook.com
MX Priorities
- mathyspotestio-com01e.mail.protection.outlook.com: 0
A / AAAA Records
- 35.230.97.237 ↩ 237.97.230.35.bc.googleusercontent.com
Mail Server IPs
- 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
- 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
byron.ns.cloudflare.com dns.cloudflare.com 2400273445 10000 2400 604800 1800
Primary NS (mname)
byron.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400273445
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
grace.ns.cloudflare.com
byron.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:_spf.google.com include:mailgun.org include:_spf.bullhornmail.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; pct=5
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 5% of failing messages only
DKIM Selectors
✓ 4 found
google._domainkey
selector1._domainkey
selector2._domainkey
k1._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- google-site-verification=EPY8c9nsNU8s-n85CFw_hhVjyf2yOnOTMUKouDXp6Rk
- google-site-verification=YwV9_Z1BaC11AWYbS36zJri8Wu0shbpuWONFrB6rHfc
- j40z81mHcPrIAVfhViduu3cpVhrGGGisRRccEvX3pkohf+k6Cx0CohDKyfckFUlXptM2U46ZWTfcfoM95XLd2A==
- slack-domain-verification=lDNYHDT6yx0AeDlyUQ4J5s9UZcC0NzD8wC1GizZg
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.google.com include:mailgun.org include:_spf.bullhornmail.com ~all
- MS=ms30596974
- google-site-verification=Aknhiy7mbju25yQxouKI8QtXS2GSBxNH8AN1rkzamb0
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