Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rmhc.org
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 02:31:26 UTC · ↺ Refresh
MX Hostnames
- mxb-0038a101.gslb.pphosted.com
- mxa-0038a101.gslb.pphosted.com
MX Priorities
- mxa-0038a101.gslb.pphosted.com: 10
- mxb-0038a101.gslb.pphosted.com: 10
A / AAAA Records
- 104.18.25.183 (no PTR)
- 104.18.24.183 (no PTR)
- 2606:4700::6812:19b7 (no PTR)
- 2606:4700::6812:18b7 (no PTR)
Mail Server IPs
- 148.163.137.75 ↩ mx0b-0038a101.pphosted.com
SOA Record
Raw SOA
jack.ns.cloudflare.com dns.cloudflare.com 2399759278 10000 2400 604800 1800
Primary NS (mname)
jack.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399759278
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
miki.ns.cloudflare.com
jack.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.mailjet.com include:spf.protection.outlook.com include:spf1.mcd.com include:_spf.salesforce.com include:idmail.rmhc.org include:idmail-preview.rmhc.org include:email.sogolytics.com include:amazonses.com -all
📊 DNS lookups: 8/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected];fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
6 records- SPFv=spf1 include:spf.mailjet.com include:spf.protection.outlook.com include:spf1.mcd.com include:_spf.salesforce.com include:idmail.rmhc.org include:idmail-preview.rmhc.org include:email.sogolytics.com include:amazonses.com -all
- canva-site-verification=E0Qc_AOjqfoG88V7KjbrLw
- cisco-ci-domain-verification=24dfaffd66b00b6ecccaaae417fdfaf362493b64c8e28dd639be41c9f386b389
- google-site-verification=BoAMZSPOSET4bw2ymiNn8b2B0xvjM469GL8n4x2ctNA
- google-site-verification=YqgaPiCQ_-aIHBQ0LR6DPvNtg9J11wdq147fwv5AAs4
- smartsheet-site-validation=AI8x9EmX1OMwzT6RMceLtWIbvzxeuE4h
Full email verification for rmhc.org
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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