Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
fscu.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 20:25:25 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 10
- us-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 172.66.174.9 (no PTR)
- 104.20.22.166 (no PTR)
- 2606:4700:10::ac42:ae09 (no PTR)
- 2606:4700:10::6814:16a6 (no PTR)
Mail Server IPs
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
pdns1.ultradns.net it.fscu.com 2016113460 86400 86400 86400 86400
Primary NS (mname)
pdns1.ultradns.net
Admin Email (rname)
it@fscu.com
Serial
2016113460
Refresh
86400s
Retry
86400s
Expire
86400s
Minimum TTL
86400s
Nameservers (NS)
pdns3.ultradns.org
pdns4.ultradns.org
pdns5.ultradns.info
pdns6.ultradns.co.uk
pdns1.ultradns.net
pdns2.ultradns.net
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=5d3iaskj._spf._d.mim.ec
📊 DNS lookups: 1/10
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
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
11 records- apple-domain-verification=wlsR0e5aIkZph3Hp
- MS=16DA1C09EE794742517B187B58EF79399E2A999D
- facebook-domain-verification=uxjruka0of3le4s7ouqk3sqft548fk
- google-site-verification=2xTI15hHBy-r_MH4hWk1HL0BPDdSOcWVUfFJqqqU3nQ
- google-site-verification=bRWmbJxLStBb-Jwd0EezVkPFwZAAWz8rt09RPBRHPCg
- apple-domain-verification=jIFnY2xPsSL8yuQwpCqEkzy3KxVDeLxADFNt6OWSpI4
- atlassian-domain-verification=Bc4j569mb9vJNnTRj6LQiGJvrrRPoHheNxZGH4oPghhrQhPmp4AAf0l2qXWAcd2G
- wOh7F+YmRDWTdWhw+xz8nA==
- _qultuodqhsipf7liumwkm834tiomtng
- asv=cb2bda20c1be48082f18af7f2f91da6d
- SPFv=spf1 redirect=5d3iaskj._spf._d.mim.ec
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