Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
first-heritage.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 11:08:47 UTC · ↺ Refresh
MX Hostnames
- firstheritage-com01c.mail.protection.outlook.com
MX Priorities
- firstheritage-com01c.mail.protection.outlook.com: 10
A / AAAA Records
- 74.112.240.62 ↩ bci240-62.bcims.net
Mail Server IPs
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
- 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c92c::2 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1313.awsdns-36.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1313.awsdns-36.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-249.awsdns-31.com
ns-957.awsdns-55.net
ns-1313.awsdns-36.org
ns-1966.awsdns-53.co.uk
SPF Record
✓ Soft Fail (~all)
v=spf1 mx ip4:12.165.112.51/32 ip4:12.165.112.53/32 ip4:104.193.137.209 include:spf.protection.outlook.com include:sendgrid.net ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; sp=reject; fo=1; ri=3600; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
6 records- SPFv=spf1 mx ip4:12.165.112.51/32 ip4:12.165.112.53/32 ip4:104.193.137.209 include:spf.protection.outlook.com include:sendgrid.net ~all
- MS=A22921E50D9287C09299AC5290B354659C7002BA
- MS=ms24856003
- MS=ms29654906
- have-i-been-pwned-verification=dweb_46k16lxsozu6io5s2p5tf8p9
- knowbe4-site-verification=b247b923d507004bc1cc138e367dd0c9
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