Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rbfcu.org
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 11:46:25 UTC · ↺ Refresh
MX Hostnames
- mx2.hc3021-20.iphmx.com
- mx1.hc3021-20.iphmx.com
MX Priorities
- mx2.hc3021-20.iphmx.com: 10
- mx1.hc3021-20.iphmx.com: 10
A / AAAA Records
- 72.19.3.118 (no PTR)
Mail Server IPs
- 216.71.138.221 ↩ esa.hc3021-20.iphmx.com
- 139.138.32.100 ↩ esa.hc3021-20.iphmx.com
SOA Record
Raw SOA
udns1.ultradns.net itmaintenance.rbfcu.org 2019122723 10800 3600 604800 300
Primary NS (mname)
udns1.ultradns.net
Admin Email (rname)
itmaintenance@rbfcu.org
Serial
2019122723
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
pdns3.ultradns.org
pdns4.ultradns.org
pdns5.ultradns.info
pdns6.ultradns.co.uk
udns1.ultradns.net
udns2.ultradns.net
pdns1.ultradns.net
pdns2.ultradns.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.rbfcu.org ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ 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
16 records- heyhack-verification=43c965b2-8d90-4383-bf6f-06d104e09d1e
- facebook-domain-verification=tj8hq11do3f0q153ag2npevvwcl4nt
- Dynatrace-site-verification=372373b5-cf67-4476-981a-e56b568c093b__un0ma9r4tbtpidv0d64q17iq88
- SPFv=spf1 include:_spf.rbfcu.org ~all
- figma-domain-verification=aaff657be060bb3b414bbd37dc78d8066567b99c4cd07a43bd0adfaa5b3dfa47-1714654330
- ibmid=7e4e7b93-12c4-415b-bceb-1b291f45a4c7
- miro-verification=1f0d0d554864770185118675b1516a81b1ab6ec4
- jxMm+iN69Is0zqrFpKiYNuJIoYseVVqgwGY84Ghhoch0jxZgcpbfUxSFPM8nZ0ipKMJC8wETB98Mhm07ni3bPQ== DnsRecord : rbfcu.org TXT IN jxMm+iN69Is0zqrFpKiYNuJIoYseVVqgwGY84Ghhoch0jxZgcpbfUxSFPM8nZ0ipKMJC8wETB98Mhm07ni3bPQ==
- dropbox-domain-verification=k783h4i1fz1e
- pexip-ms-tenant-domain-verification=8a0fffb1-8d4d-49ae-97d5-1d4a9f0047a5
- atlassian-domain-verification=7csk3OEb8Y6LEFdsEBSa6FQI0H5OJapFaNpSD/9cWYgbrpndIYY0pdH8cKaRPQ4w
- rbfcu.org TXT IN 3his+rl1ArvZ8I+OYGHYucDMYPlj5IixspsYetvF/qCr/TCZxTE8b8G1HRYse1TM//6qTW0/CQMHQ5L1LB7aFQ==
- crigcB4vqnpnVvtORAnVql8PHM6myEI5A2t2GBp4yOE8WEW9ir3Zni3BXVu25250ygxgjmm1D3fbsECC6ahjhA== DnsRecord : rbfcu.org TXT IN crigcB4vqnpnVvtORAnVql8PHM6myEI5A2t2GBp4yOE8WEW9ir3Zni3BXVu25250ygxgjmm1D3fbsECC6ahjhA==
- browserstack-domain-verification=ac216d7f-e903-4b5e-8c6a-3145bf70ef56
- MS=E46CB67E1662121D91E8E759C6AD7A5F2B465E3D
- 5mG6y01yAyyq+IiI5oEnuP4RzPF1pczUIzTPbWjm7k6Tv3hhWMNfj5dR2EwLP2ZTVPwlc2/EgJOIqTSZK199tA==
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