Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
wtplumbingandheating.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 16:37:39 UTC · ↺ Refresh
MX Hostnames
- mail.wtplumbingandheating.com
MX Priorities
- mail.wtplumbingandheating.com: 5
A / AAAA Records
- 172.105.152.132 ↩ core.not-secure.net
Mail Server IPs
- 172.105.152.132 ↩ core.not-secure.net
SOA Record
Raw SOA
ns1.wtplumbingandheating.com hostmaster.wtplumbingandheating.com 2026020307 3600 600 1209600 3600
Primary NS (mname)
ns1.wtplumbingandheating.com
Admin Email (rname)
hostmaster@wtplumbingandheating.com
Serial
2026020307
Refresh
3600s
Retry
600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns2.wtplumbingandheating.com
ns1.wtplumbingandheating.com
SPF Record
✓ Strict (-all)
v=spf1 a mx a:wtplumbingandheating.com ip4:172.105.152.132 ip6:2600:3c02::f03c:94ff:fe88:7ff9 -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100
✓ 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
1 record- SPFv=spf1 a mx a:wtplumbingandheating.com ip4:172.105.152.132 ip6:2600:3c02::f03c:94ff:fe88:7ff9 -all
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