Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ax4b.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-29 07:44:40 UTC · ↺ Refresh
MX Hostnames
- ax4b-com.mail.protection.outlook.com
MX Priorities
- ax4b-com.mail.protection.outlook.com: 0
A / AAAA Records
- 45.33.94.66 ↩ web-hst1-vip.avantiv.com
- 2600:3c03:e000:af4::1 ↩ web-hst1-vip.avantiv.com
Mail Server IPs
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
- 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.linode.com hostmaster.avantiv.com 2021000037 14400 14400 1209600 86400
Primary NS (mname)
ns1.linode.com
Admin Email (rname)
hostmaster@avantiv.com
Serial
2021000037
Refresh
14400s
Retry
14400s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.linode.com
ns4.linode.com
ns3.linode.com
ns5.linode.com
ns2.linode.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:app.sensedata.com.br include:sendgrid.net mx include:ax4spf.ax4b.com include:_spf.google.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._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- amazonses:8siyIqeP0TFKciFj/BWcsnhn+y8sAXEug6fVps6BnGM=
- google-site-verification=j_BsOJ18XHGv9WfG_te_WwYKsuDaj-NTK07ZNw60hz0
- 7d468e5n7f4trgs1qdgbdg2e1t
- google-site-verification=qpIVDVyOjM5pR9t__iq7yDFD_RRnuAhX3bH34OcqEFU
- SPFv=spf1 include:spf.protection.outlook.com include:app.sensedata.com.br include:sendgrid.net mx include:ax4spf.ax4b.com include:_spf.google.com -all
- emktownership=t9oNenjykeZTc
- google-site-verification=lBEcRHcrCENsj-2h76ssV9JO1dGL6L4KTVasMqabYDQ
- MS=ms11445965
Full email verification for ax4b.com
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