Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sdfertility.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 00:27:08 UTC · ↺ Refresh
MX Hostnames
- sdfertility-com.mail.protection.outlook.com
MX Priorities
- sdfertility-com.mail.protection.outlook.com: 0
A / AAAA Records
- 172.67.68.7 (no PTR)
- 104.26.15.211 (no PTR)
- 104.26.14.211
- 2606:4700:20::681a:ed3
- 2606:4700:20::ac43:4407
- 2606:4700:20::681a:fd3
Mail Server IPs
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c902:: ↩ mail-sj2pr05cu00300.inbound.protection.outlook.com
SOA Record
Raw SOA
austin.ns.cloudflare.com dns.cloudflare.com 2398989507 10000 2400 604800 1800
Primary NS (mname)
austin.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398989507
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
austin.ns.cloudflare.com
serena.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:76.79.111.2 include:spf.protection.outlook.com include:mailgun.org include:spf-westus.emailsignatures365.com ip4:168.245.8.35 -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=quarantine; adkim=s; aspf=s; fo=1; pct=100; ri=86400;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 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
7 records- anthropic-domain-verification-d1fcf4=y2dNnFcJKVi0FctnAOf8WU1yp
- google-site-verification=84Kleb3O_NVQX8_ifS-PO4Y0MW1BGG-hbVMFZpZksqc
- google-site-verification=KTSqwKv6RxhZ4xcAEBjVgDdaP8LjWJk9kAruToYRnGM
- google-site-verification=rU-hLUEjYFZS9m0l3d1v_isa2k3jODGf0YO3V_ftN9o
- google-site-verification=sqrzEv-6CLajtXVRLegPBjJyZQyRBSToFdcU_D_BfFQ
- SPFv=spf1 ip4:76.79.111.2 include:spf.protection.outlook.com include:mailgun.org include:spf-westus.emailsignatures365.com ip4:168.245.8.35 -all
- XwdkGVmhD88oSxg6JAqTyIBjUCqwvI
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