Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
alfredmiller.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 07:38:18 UTC · ↺ Refresh
MX Hostnames
- alfredmiller-com.p20.mxthunder.net
- alfredmiller-com.p40.mxthunder.net
- alfredmiller-com.p10.mxthunder.com
- alfredmiller-com.p30.mxthunder.net
MX Priorities
- alfredmiller-com.p40.mxthunder.net: 40
- alfredmiller-com.p10.mxthunder.com: 10
- alfredmiller-com.p20.mxthunder.net: 20
- alfredmiller-com.p30.mxthunder.net: 30
A / AAAA Records
- 141.193.213.21 (no PTR)
- 141.193.213.20 (no PTR)
Mail Server IPs
- 209.41.68.167 ↩ bolt104b.mxthunder.net
- 216.172.106.53 ↩ bolt104a.mxthunder.net
SOA Record
Raw SOA
kellen.ns.cloudflare.com dns.cloudflare.com 2399169582 10000 2400 604800 1800
Primary NS (mname)
kellen.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399169582
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
martha.ns.cloudflare.com
kellen.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:12.21.49.123 ip4:104.167.243.26 include:spf.spamhero.com include:sendgrid.net include:spf.protection.outlook.com include:spf.emailsignatures365.com include:_spf.psm.knowbe4.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; aspf=r; adkim=r;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],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
10 records- SPFv=spf1 ip4:12.21.49.123 ip4:104.167.243.26 include:spf.spamhero.com include:sendgrid.net include:spf.protection.outlook.com include:spf.emailsignatures365.com include:_spf.psm.knowbe4.com -all
- 31557cd6ee1b8c47470787f17d0c3701dd567b1d635e65f46e
- ZOOM_verify_-Ja24OJpQYadBKmppoJVsA
- apple-domain-verification=Ecpf0uvYbSdNdsDX
- atlassian-domain-verification=QTgu4gb6d2ToEhyBRCeW0PbBLfW/6KxwN6GBhxPf5ztckaaD2GOoiZvbXsHd8OjQ
- autodesk-domain-verification=2Jbds-FzkKV_wnvglzJ_
- duo_sso_verification=GOUD02yNOGcW1Xm18qv2ikpZ4SKZFXBtj869Oh2tDPp7fgtadTowrAo3atrtIZ6m
- google-site-verification=86Qn9GYQk-SiWC-hAdGZExM1rxKuey9-y8oXzgBK-uw
- google-site-verification=B-8ZiH3E-iLv4F8D5HDF4853z1awcKmaDlGtRoZwmHY
- twilio-domain-verification=2855156ac8ccf9f8fd09dc48c9ee6a74
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