Domain Overview
DNS: ✓ 1mo ago
Checker: ✓ 1mo ago
worldib.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-08-02 04:17:06 UTC · ↺ Refresh
MX Hostnames
- mail.worldib.com
MX Priorities
- mail.worldib.com: 10
A / AAAA Records
- 172.67.195.193 (no PTR)
- 104.21.76.139 (no PTR)
- 2606:4700:3031::ac43:c3c1 (no PTR)
- 2606:4700:3031::6815:4c8b (no PTR)
Mail Server IPs
- 146.56.143.130 (no PTR)
SOA Record
Raw SOA
mack.ns.cloudflare.com dns.cloudflare.com 2410695258 10000 2400 604800 1800
Primary NS (mname)
mack.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2410695258
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
mack.ns.cloudflare.com
magali.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:211.51.16.143 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 mx ip4:211.51.16.143 -all
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