Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rescue-pc.co.uk
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 01:55:13 UTC · ↺ Refresh
MX Hostnames
- mail.rescue-pc.co.uk
MX Priorities
- mail.rescue-pc.co.uk: 10
A / AAAA Records
- 63.135.73.55 ↩ mail.rescue-pc.co.uk
Mail Server IPs
- 63.135.73.55 ↩ mail.rescue-pc.co.uk
SOA Record
Raw SOA
ns1090.ui-dns.biz hostmaster.1und1.com 2017060122 28800 7200 604800 600
Primary NS (mname)
ns1090.ui-dns.biz
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060122
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns1024.ui-dns.com
ns1049.ui-dns.org
ns1090.ui-dns.biz
ns1022.ui-dns.de
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.mailersend.net ip4:63.135.73.55 ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 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
3 records- SPFv=spf1 include:_spf.mailersend.net ip4:63.135.73.55 ~all
- openai-domain-verification=dv-RdcysV12VYihWwqgfZPRMBR5
- 63.135.73.55
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