Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hvac.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-19 00:20:00 UTC · ↺ Refresh
MX Hostnames
- mxb-00240e01.gslb.pphosted.com
- mxa-00240e01.gslb.pphosted.com
MX Priorities
- mxa-00240e01.gslb.pphosted.com: 10
- mxb-00240e01.gslb.pphosted.com: 10
A / AAAA Records
- 18.238.49.121 ↩ server-18-238-49-121.jfk52.r.cloudfront.net
- 18.238.49.15 ↩ server-18-238-49-15.jfk52.r.cloudfront.net
- 18.238.49.119 ↩ server-18-238-49-119.jfk52.r.cloudfront.net
- 18.238.49.98 ↩ server-18-238-49-98.jfk52.r.cloudfront.net
Mail Server IPs
- 148.163.153.43 ↩ mx0b-00240e01.pphosted.com
- 148.163.149.44 ↩ mx0a-00240e01.pphosted.com
SOA Record
Raw SOA
ns-603.awsdns-11.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-603.awsdns-11.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-603.awsdns-11.net
ns-1510.awsdns-60.org
ns-1911.awsdns-46.co.uk
ns-351.awsdns-43.com
SPF Record
✓ Strict (-all)
v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
5 records- apple-domain-verification=xejjc5rbjO_r1pMuHI3r_hABIIQrD_I1fuVLJeLdib8
- asv=8e38642e861125ee785ad0a783522fb9
- asv=c17ba118b6ee65b09e41cdec64fa8017
- SPFv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all
- MS=ms82148876
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