Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
columbiamemorial.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 05:13:05 UTC · ↺ Refresh
MX Hostnames
- columbiamemorial-org.mail.protection.outlook.com
MX Priorities
- columbiamemorial-org.mail.protection.outlook.com: 0
A / AAAA Records
- 100.20.247.252 ↩ ec2-100-20-247-252.us-west-2.compute.amazonaws.com
- 100.20.245.150 ↩ ec2-100-20-245-150.us-west-2.compute.amazonaws.com
Mail Server IPs
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f90c:: ↩ mail-sn1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
SOA Record
Raw SOA
gloria.ns.cloudflare.com dns.cloudflare.com 2399694898 10000 2400 604800 1800
Primary NS (mname)
gloria.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399694898
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
gloria.ns.cloudflare.com
west.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf0.columbiamemorial.org -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;rua=mailto:[email protected],mailto:[email protected];ruf=mailto:[email protected];fo=0;adkim=r;aspf=r;rf=afrf;sp=reject
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: reject
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- apple-domain-verification=ohIK1kicySGWaCIw
- SPFv=spf1 include:spf0.columbiamemorial.org -all
- adobe-idp-site-verification=85dffe4d7e23fd6dcc78f087feb3217a6d67a62386cdf47ddf0e0f7aa19b4d96
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