Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
luba.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-28 00:37:54 UTC · ↺ Refresh
MX Hostnames
- mail.luba.de
MX Priorities
- mail.luba.de: 10
A / AAAA Records
- 65.21.15.88 ↩ web3.luba.de
- 2a01:4f9:3080:4ce3::2 ↩ web3.luba.de
Mail Server IPs
- 87.128.63.106 ↩ mail.luba.de
SOA Record
Raw SOA
jasmine.ns.cloudflare.com dns.cloudflare.com 2398451309 10000 2400 604800 1800
Primary NS (mname)
jasmine.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398451309
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
jasmine.ns.cloudflare.com
lennon.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a ip4:87.128.63.106/32 ip4:161.97.108.118/32 ip4:65.21.15.88 a:mail.luba.de a:office.luba.de a:vs005.office.luba.de a:web3.luba.de a:comms.luba.de ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 mx a ip4:87.128.63.106/32 ip4:161.97.108.118/32 ip4:65.21.15.88 a:mail.luba.de a:office.luba.de a:vs005.office.luba.de a:web3.luba.de a:comms.luba.de ~all
- NHS0eg1OSENSEguIQwc3DiQ1BP4hwJB1guuyJGPfFEIGUk5OcuX7YrGpyVMzStygRx2WVLBpBK+xf4wICMojww==
- facebook-domain-verification=91ju3l96dd4fvpyguyj7lh979rn2yd
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