Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
koodup.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-14 01:56:38 UTC · ↺ Refresh
MX Hostnames
- mx.runbox.com
MX Priorities
- mx.runbox.com: 10
A / AAAA Records
- 172.67.194.31 (no PTR)
- 104.21.20.199 (no PTR)
- 2606:4700:3037::ac43:c21f (no PTR)
- 2606:4700:3030::6815:14c7 (no PTR)
Mail Server IPs
- 185.226.149.25 ↩ aibo.runbox.com
SOA Record
Raw SOA
cass.ns.cloudflare.com dns.cloudflare.com 2398712361 10000 2400 604800 1800
Primary NS (mname)
cass.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398712361
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
hugh.ns.cloudflare.com
cass.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 a mx include:runbox.com include:spf.mailjet.com include:spf.protection.outlook.com -all
📊 DNS lookups: 5/10
✓ 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
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- ms-domain-verification=7959db0c-f6cf-4e32-8180-f73438f9a3cb
- stripe-verification=2ead828d131375d7b45ec6ad18c20fa5b4c5b1c29969965b5cb93f4dc45e06b4
- SPFv=spf1 a mx include:runbox.com include:spf.mailjet.com include:spf.protection.outlook.com -all
- MS=ms16981802
- google-site-verification=e_-dm-1sZX_xOZ-45UEtocTStszoHjYTKu7S5cIiw4U
Full email verification for koodup.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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