Domain Overview
DNS: ✓ 2h ago
Checker: ✓ 2h ago
dynu.net
No
None
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-24 05:19:03 UTC · ↺ Refresh
MX Hostnames
No MX records found.
MX Priorities
No priority data.
A / AAAA Records
- 162.216.242.208 ↩ parked.dynu.com
Mail Server IPs
No IPs resolved.
SOA Record
Raw SOA
ns1.dynu.com administrator.dynu.com 438894904 1800 300 86400 1800
Primary NS (mname)
ns1.dynu.com
Admin Email (rname)
administrator@dynu.com
Serial
438894904
Refresh
1800s
Retry
300s
Expire
86400s
Minimum TTL
1800s
Nameservers (NS)
ns4.dynu.com
ns2.dynu.com
ns5.dynu.com
ns0.dynu.com
ns3.dynu.com
ns6.dynu.com
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;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: reject
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
3 records- SPFv=spf1 -all
- google-site-verification=u4EEzJfeyUHTEruhYTwc_07Dd5LLmmQKFV4qpDrHQRM
- google-site-verification=3iSJ86a7hfY9ya4Z_BCvjiFJo8ld9RuYudyqjeVhMsY
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