Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rcdso.org
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 08:29:38 UTC · ↺ Refresh
MX Hostnames
- mx1.hc342-25.ca.iphmx.com
- mx2.hc342-25.ca.iphmx.com
MX Priorities
- mx1.hc342-25.ca.iphmx.com: 5
- mx2.hc342-25.ca.iphmx.com: 10
A / AAAA Records
- 52.242.27.213 (no PTR)
Mail Server IPs
- 216.71.135.11 ↩ esa1.hc342-25.ca.iphmx.com
- 216.71.130.165 ↩ esa2.hc342-25.ca.iphmx.com
SOA Record
Raw SOA
ns19.worldnic.com namehost.worldnic.com 126011212 10800 3600 604800 3600
Primary NS (mname)
ns19.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126011212
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns19.worldnic.com
ns20.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a ip4:52.242.29.104 ip4:67.21.148.86 a:mx1.hc342-25.ca.iphmx.com a:mx2.hc342-25.ca.iphmx.com a:ob1.hc342-25.ca.iphmx.com a:securemail.rcdso.org include:spf.protection.outlook.com include:spf-001d3d01.pphosted.com ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 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
14 records- ck0kg9svcehd0a25jkkbh3noig
- SPFv=spf1 a ip4:52.242.29.104 ip4:67.21.148.86 a:mx1.hc342-25.ca.iphmx.com a:mx2.hc342-25.ca.iphmx.com a:ob1.hc342-25.ca.iphmx.com a:securemail.rcdso.org include:spf.protection.outlook.com include:spf-001d3d01.pphosted.com ~all
- rcdso-app.azurewebsites.net
- MS=3D4C3690B878804C1472591EFBF906E1330A4C37
- sn1r042njp6ktk8ver3hhcej7t
- phho6gp6smrml8m6punqtao0uj
- 5fjsh604mj3p8audktfrqm198q
- dk6nk4sahlq61s071cdmi5lh7b
- kqtso7n9afhn3afm88vkrbc5rg
- MS=ms66309410
- sophos-domain-verification=a67c8f351ef3d91eb640493c98bff2e90cf99a4cdbd59f7652e423644884b3ca
- //n1a5YFrdz90DU0VDvfUv4yF790/EAkq1TG9Kiqb1eHN1oU7cpMsv8zkv3MlOC12+HND5/BKjzuNTWu65JZVQ==
- ZOOM_verify_AXlNW3mCGkJuYyOmBM4sjw
- 522ggtad7lkg8q7phu620a4qfv
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