Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
historicphiladelphia.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 20:53:45 UTC · ↺ Refresh
MX Hostnames
- historicphiladelphia-org.mail.protection.outlook.com
MX Priorities
- historicphiladelphia-org.mail.protection.outlook.com: 10
A / AAAA Records
- 141.193.213.10 (no PTR)
- 141.193.213.11 (no PTR)
Mail Server IPs
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 52.101.41.54 ↩ mail-sj2pr05cu00506.inbound.protection.outlook.com
- 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
- 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c902:: ↩ mail-sj2pr05cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c927:: ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
SOA Record
Raw SOA
dns.site5.com root.uscentral451.accountservergroup.com 2026021200 3600 7200 1209600 86400
Primary NS (mname)
dns.site5.com
Admin Email (rname)
root@uscentral451.accountservergroup.com
Serial
2026021200
Refresh
3600s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
dns2.site5.com
dns.site5.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com include:outboundmail.blackbaud.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
2 records- mandrill_verify.YbGJt-O-dOqotTuwg4su0Q
- SPFv=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com include:outboundmail.blackbaud.net -all
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