Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
jenningsplumbingandheating.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 10:44:24 UTC · ↺ Refresh
MX Hostnames
- mx3mtaroutes.com
- mx1.mtaroutes.com
- mx2.mtaroutes.com
- mx4.mtaroutes.com
MX Priorities
- mx1.mtaroutes.com: 10
- mx2.mtaroutes.com: 20
- mx3mtaroutes.com: 30
- mx4.mtaroutes.com: 40
A / AAAA Records
- 15.197.148.33 ↩ a2aa9ff50de748dbe.awsglobalaccelerator.com
- 3.33.130.190 ↩ a2aa9ff50de748dbe.awsglobalaccelerator.com
Mail Server IPs
- 38.101.250.150 ↩ fe3-r2-in.atl06.l.antispamcloud.com
- 2001:550:2:61::2fc:100 (no PTR)
- 38.89.254.156 ↩ fe1-r2-in.ch03.l.antispamcloud.com
- 2001:550:2:78::ca:100 ↩ fe3-r2-in.atl06.l.antispamcloud.com
SOA Record
Raw SOA
ns13.domaincontrol.com dns.jomax.net 2024071905 28800 7200 604800 600
Primary NS (mname)
ns13.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2024071905
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns13.domaincontrol.com
ns14.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 a:chi-web-01.simprocloud.com include:spf.mtaroutes.com include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=reject; aspf=s; adkim=s; rf=iodef; ri=86400
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
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
1 record- SPFv=spf1 a:chi-web-01.simprocloud.com include:spf.mtaroutes.com include:spf.protection.outlook.com -all
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