Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
fibrwrapconstruction.de
No
None
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 12:05:50 UTC · ↺ Refresh
MX Hostnames
MX Priorities
- : 0
A / AAAA Records
- 92.52.122.36 ↩ mercury-digital.co.uk
Mail Server IPs
No IPs resolved.
SOA Record
Raw SOA
uni1.domainsure.com zone.domainsure.com 1699472790 3600 600 604800 300
Primary NS (mname)
uni1.domainsure.com
Admin Email (rname)
zone@domainsure.com
Serial
1699472790
Refresh
3600s
Retry
600s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
uni2.domainsure.net
uni1.domainsure.com
uni3.domainsure.org
SPF Record
✗ Invalid
v=spf1 -all
📊 DNS lookups: 0/10
⚠ Strict -all with no allowed senders — no servers can send email for this domain.
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; rua=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 -all
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