Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
carefirst.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 11:18:50 UTC · ↺ Refresh
MX Hostnames
- mxa-0009ab01.gslb.pphosted.com
- mxb-0009ab01.gslb.pphosted.com
MX Priorities
- mxa-0009ab01.gslb.pphosted.com: 100
- mxb-0009ab01.gslb.pphosted.com: 100
A / AAAA Records
- 170.22.154.73 (no PTR)
Mail Server IPs
- 205.220.174.190 ↩ mx0b-0009ab01.pphosted.com
- 205.220.162.191 ↩ mx0a-0009ab01.pphosted.com
SOA Record
Raw SOA
ns-14.awsdns-01.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-14.awsdns-01.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-14.awsdns-01.com
ns-1968.awsdns-54.co.uk
ns-945.awsdns-54.net
ns-1054.awsdns-03.org
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
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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
16 records- pu7lIqftAsXujnJX/AFXBl2UjkRdFWaJwtd8Qi0sMbfB7BaFqnq+vkW9mkrPVOxPQre4viNbyXy/B/OUYFKR/w==
- SFMC-8cxZ3KGeoGGlSGJzE1752mTjYY3O2zryA4Yfhf9D
- SPFv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all
- SFMC-d1u0_iRtyuPjtsnBZbrSv7DuNyq6zAvLLSC5SFU_
- apple-domain-verification=RTU2bHg6EkXE0ZIi
- knowbe4-site-verification=9cfbe981e9ae14804a39918d12e32040
- docusign=e632950f-ba35-445f-969a-9367e6c732ba
- DirectFedAuthUrl=https://login.microsoftonline.com/0d91e619-4a2c-4c80-b959-8fdf518e52e8/saml2
- google-site-verification=awZBu4Kutom2hQxC-C0ehOOApzsCanqgJ2xvaP4VuEM
- SFMC-dwAdf94ntVn768UnzCZlXRz7a-LmaVMmRZ4EcXKQ
- 00Dam000005USXS=1TBVr000000029t
- vmware-cloud-verification-665cd344-932f-4bbf-9137-339a79dc02a1
- docusign=42612e4a-3d76-4616-a9b3-654341ba372f
- hcp-domain-verification=7298d2f5cbbb77fa706ca04b2f49f73ae25d6028c7467bd76453d81c9c9d2bfb
- Foxit-domain-verification=b2d9a3cddc0290e75e653159bab1a4ac
- atlassian-domain-verification=jLYd6aPHg8GqIb98m8BGojAaWAvXTaF5R8GmObRh0u6UkF03ZZlCaDCyCHeEFABN
Full email verification for carefirst.com
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