Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
americanstandardair.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 07:25:03 UTC · ↺ Refresh
MX Hostnames
- mxb-00240e01.gslb.pphosted.com
- mxa-00240e01.gslb.pphosted.com
MX Priorities
- mxb-00240e01.gslb.pphosted.com: 10
- mxa-00240e01.gslb.pphosted.com: 10
A / AAAA Records
- 108.139.29.80 ↩ server-108-139-29-80.jfk50.r.cloudfront.net
- 108.139.29.55 ↩ server-108-139-29-55.jfk50.r.cloudfront.net
- 108.139.29.86 ↩ server-108-139-29-86.jfk50.r.cloudfront.net
- 108.139.29.105 ↩ server-108-139-29-105.jfk50.r.cloudfront.net
Mail Server IPs
- 148.163.153.43 ↩ mx0b-00240e01.pphosted.com
SOA Record
Raw SOA
ns-837.awsdns-40.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-837.awsdns-40.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1589.awsdns-06.co.uk
ns-300.awsdns-37.com
ns-837.awsdns-40.net
ns-1515.awsdns-61.org
SPF Record
✓ Soft Fail (~all)
v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com include:mktomail.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate 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
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com include:mktomail.com ~all
- google-site-verification=yBKzIgK3REhFNsi_DwIWggiNv4zU9yubO6pV8_IUKrI
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