Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
firmdale.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 15:45:57 UTC · ↺ Refresh
MX Hostnames
- eu-smtp-inbound-1.mimecast.com
- eu-smtp-inbound-2.mimecast.com
MX Priorities
- eu-smtp-inbound-1.mimecast.com: 10
- eu-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 45.137.48.2 ↩ 45-137-48-2.brightstar.limited
Mail Server IPs
- 91.220.42.211 ↩ eu-smtp-inbound-1.mimecast.com
- 195.130.217.211 ↩ eu-smtp-inbound-2.mimecast.com
- 91.220.42.241 ↩ eu-smtp-inbound-1.mimecast.com
- 91.220.42.201 ↩ eu-smtp-inbound-1.mimecast.com
- 195.130.217.241 ↩ eu-smtp-inbound-1.mimecast.com
- 195.130.217.201 ↩ eu-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
ns-003.brightstar.limited support.brightstar.email 2026010701 3600 3600 1209600 3600
Primary NS (mname)
ns-003.brightstar.limited
Admin Email (rname)
support@brightstar.email
Serial
2026010701
Refresh
3600s
Retry
3600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns-003.brightstar.limited
ns-001.brightstar.limited
ns-002.brightstar.limited
ns-004.brightstar.nyc
ns-005.brightstar.nyc
SPF Record
✓ Strict (-all)
v=spf1 ip4:77.108.129.66 ip4:153.92.242.237 ip4:168.245.93.86 include:serenata-services.com include:eu._netblocks.mimecast.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 2 found
mail._domainkey
dkim._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
11 records- adobe-idp-site-verification=3438ecfe0b4455e932555a62c6fddce5c2938d2cb71be97d068174db6231b9e8
- apple-domain-verification=RmJrtX1ZjwwDmfTq
- dropbox-domain-verification=b8anrzgqmrs9
- Sendinblue-code:86d80501ee415e37609fa5831e88428e
- canva-site-verification=25AUFTyfSn5XIxTS4n85IA
- autodesk-domain-verification=bWLZbLjmBCI4JcS146rv
- shopify-verification-code=n7R5Y3x3vRKQAbw1kbdgXnET4vocfP
- google-site-verification=zfGIVYFYK8IyWAKjk7_qVMrNWuKDXdAvhkiDSD86VM0
- faeg9c6uq29sali6gecsb82di9
- google-site-verification=JaNFmwubuPcrAPnnI5GSZrZuH38-JtIRcKbT600k2Co
- SPFv=spf1 ip4:77.108.129.66 ip4:153.92.242.237 ip4:168.245.93.86 include:serenata-services.com include:eu._netblocks.mimecast.com -all
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