Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rcdhousing.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 20:30:36 UTC · ↺ Refresh
MX Hostnames
- rcdhousing-org.mail.protection.outlook.com
MX Priorities
- rcdhousing-org.mail.protection.outlook.com: 10
A / AAAA Records
- 141.193.213.10 (no PTR)
Mail Server IPs
- 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
- 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
- 2a01:111:f403:f908::2 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
ns39.worldnic.com namehost.worldnic.com 125120819 10800 3600 604800 3600
Primary NS (mname)
ns39.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125120819
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns39.worldnic.com
ns40.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:173.209.225.126 ip4:173.209.225.114 include:aspmx.pardot.com include:spf.protection.outlook.com include:spf.emailsignatures365.com include:_spf.salesforce.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=10; fo=0;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
⚠ Policy applies to 10% of failing messages only
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- airslate-domain-verification={FE9B6C71-7300-0000-0000D981}
- MS=ms92392350
- SPFv=spf1 ip4:173.209.225.126 ip4:173.209.225.114 include:aspmx.pardot.com include:spf.protection.outlook.com include:spf.emailsignatures365.com include:_spf.salesforce.com -all
- apple-domain-verification=JdMQbOIRnewOSYJh
- pardot925523=d046153e51cda41200569f0622f15f9362127dfa5a63568dd4f337e564adff36
- google-site-verification=2e6O3v46OHzY4FqPXF0RrsVs-VcvLQBPyIRdFY-9aQg
Full email verification for rcdhousing.org
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