Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
henrymayo.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 02:53:19 UTC · ↺ Refresh
MX Hostnames
- mx1.hc5759-5.iphmx.com
- mx2.hc5759-5.iphmx.com
MX Priorities
- mx1.hc5759-5.iphmx.com: 15
- mx2.hc5759-5.iphmx.com: 15
A / AAAA Records
- 89.106.200.142 (no PTR)
Mail Server IPs
- 216.71.144.125 ↩ esa.hc5759-5.iphmx.com
- 216.71.155.212 ↩ esa.hc5759-5.iphmx.com
SOA Record
Raw SOA
dbru.br.ns.els-gms.att.net rm-hostmaster.ems.att.com 136 10800 3600 604800 86400
Primary NS (mname)
dbru.br.ns.els-gms.att.net
Admin Email (rname)
rm-hostmaster@ems.att.com
Serial
136
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
dmtu.mt.ns.els-gms.att.net
dbru.br.ns.els-gms.att.net
SPF Record
✓ Strict (-all)
v=spf1 include:esa.hc5759-5.iphmx.com include:spf.protection.outlook.com include:servers.mcsv.net include:hybrid.henrymayo.com include:_phishspf.knowbe4.com include:spf.constantcontact.com include:mail.verity.cloud include:mykronos.com -all
📊 DNS lookups: 8/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
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
8 records- MS=ms26995373
- uSgME/c+s4gTkVWZfErcV3d3cXh4VlKODQSs0qi/UUQv35wVCH7rdg2gOwA+q9adXIV8J6k6/MhsSwy6aTfS/g==
- henrymayo.com CAA 0 issue digicert.com
- duo_sso_verification=vXUmuUQ9accuDfrIVdBb5KjD4DBCRiCFHc070oQp355nDQqHSRwDWhtVnWEg7WwP
- apple-domain-verification=91lOufnXWD9zcMX6
- facebook-domain-verification=w65qu49vdhh6ipg1317zgo78bk220u
- SPFv=spf1 include:esa.hc5759-5.iphmx.com include:spf.protection.outlook.com include:servers.mcsv.net include:hybrid.henrymayo.com include:_phishspf.knowbe4.com include:spf.constantcontact.com include:mail.verity.cloud include:mykronos.com -all
- google-site-verification=7-1AVblpRHwg3oiayl7JN3vkS9NBiwbz5dLxzbQUY7Q
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