Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nubl.org
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-14 02:20:59 UTC · ↺ Refresh
MX Hostnames
- mail.nubl.org
MX Priorities
- mail.nubl.org: 10
A / AAAA Records
- 81.19.159.24 ↩ www24sni.world4you.com
Mail Server IPs
- 81.19.149.66 ↩ mail18.world4you.com
SOA Record
Raw SOA
ns1.world4you.at hostmaster.world4you.com 2025032624 10800 3600 604800 3600
Primary NS (mname)
ns1.world4you.at
Admin Email (rname)
hostmaster@world4you.com
Serial
2025032624
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns1.world4you.at
ns2.world4you.at
SPF Record
✓ Soft Fail (~all)
v=spf1 mx include:spf.w4ymail.at include:_spf.yandex.net redirect=_spf.yandex.net
📊 DNS lookups: 4/10
DMARC Record
✗ p=none
v=DMARC1;p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
mail._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
1 record- SPFv=spf1 mx include:spf.w4ymail.at include:_spf.yandex.net redirect=_spf.yandex.net
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