Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
callisonrtkl.com
No
None
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 01:47:14 UTC · ↺ Refresh
MX Hostnames
No MX records found.
MX Priorities
No priority data.
A / AAAA Records
- 104.130.4.33 (no PTR)
Mail Server IPs
No IPs resolved.
SOA Record
Raw SOA
ns.rackspace.com webmaster.rtkl.com 1773697867 21600 3600 1814400 300
Primary NS (mname)
ns.rackspace.com
Admin Email (rname)
webmaster@rtkl.com
Serial
1773697867
Refresh
21600s
Retry
3600s
Expire
1814400s
Minimum TTL
300s
Nameservers (NS)
dns1.stabletransit.com
dns2.stabletransit.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;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
4 records- SPFv=spf1 -all
- MS=ms75821416
- _y4ivgp7x9c4hb5r0yozc1dnoaiolje3
- adobe-idp-site-verification=230e5870-3ac8-4a97-a6af-e07603ad5a5c
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