Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
heritage.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 00:32:16 UTC · ↺ Refresh
MX Hostnames
- heritage-org.mail.protection.outlook.com
MX Priorities
- heritage-org.mail.protection.outlook.com: 0
A / AAAA Records
- 172.66.157.246 (no PTR)
- 104.20.26.140 (no PTR)
- 2606:4700:10::ac42:9df6
- 2606:4700:10::6814:1a8c
Mail Server IPs
- 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 52.101.11.9 ↩ mail-sn1pr02cu00101.inbound.protection.outlook.com
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
SOA Record
Raw SOA
carter.ns.cloudflare.com dns.cloudflare.com 2399964262 10000 2400 604800 1800
Primary NS (mname)
carter.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399964262
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
yolanda.ns.cloudflare.com
carter.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:mktomail.com include:mail.zendesk.com include:spf.protection.outlook.com include:_spf.psm.knowbe4.com include:sparkpostmail.com include:ses.echobox.com include:_spf.ultipro.com ip4:64.39.14.150 ip4:69.63.130.0/20 ip4:54.70.49.175 ip4:147.160.167.0/26 ip4:34.211.27.223 ip4:199.15.213.192 ip4:198.187.147.254 ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; aspf=r; adkim=r; pct=100; rua=mailto:dmarc.heritage.org
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:dmarc.heritage.org
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- google-site-verification=Y-zjp9V9T5AqBxabcWe0u_BjHqobvoYUGwpCxaOU_Ls
- SPFv=spf1 include:mktomail.com include:mail.zendesk.com include:spf.protection.outlook.com include:_spf.psm.knowbe4.com include:sparkpostmail.com include:ses.echobox.com include:_spf.ultipro.com ip4:64.39.14.150 ip4:69.63.130.0/20 ip4:54.70.49.175 ip4:147.160.167.0/26 ip4:34.211.27.223 ip4:199.15.213.192 ip4:198.187.147.254 ~all
- google-site-verification=6CFqrKjA4abFWcMRL7KjIjeaP0XeVyKl9szUjshyhAo
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