Domain Overview
DNS: ✓ 2d ago
Checker: ✓ 2d ago
sunfcu.org
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-19 02:07:13 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 15
- us-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 52.203.230.143 ↩ ec2-52-203-230-143.compute-1.amazonaws.com
Mail Server IPs
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
ns-1171.awsdns-18.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1171.awsdns-18.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-173.awsdns-21.com
ns-1995.awsdns-57.co.uk
ns-696.awsdns-23.net
ns-1171.awsdns-18.org
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.sunfcu_org._d.easydmarc.pro ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;sp=reject;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=3600;aspf=r;adkim=r;fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
k1._domainkey
✓ Public key: 392 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
4 records- SPFv=spf1 include:_spf.sunfcu_org._d.easydmarc.pro ~all
- MS=ms28098588
- amazon-business-verification=6421f18491a289da05af4e876c4bb08b711247f3a1a199ee82f323e5e0e09a0a
- canva-site-verification=y6qJJHX8-541K9E6uuqXPA
Full email verification for sunfcu.org
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits