i3bus.com

Valid Email Server
Domain Lookup › i3bus.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
i3bus.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-21 00:56:09 UTC · ↺ Refresh

MX Hostnames

  • i3bus-com.mail.protection.outlook.com

MX Priorities

No priority data.

A / AAAA Records

  • 3.33.251.168
  • 15.197.225.128

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

ns17.domaincontrol.com
ns18.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:167.89.70.61/32 ip4:50.31.33.121 ip4:52.144.32.128/29 ip4:75.144.73.56/29 include:spf.protection.outlook.com Include:sendgrid.net include:spf.myconnectwise.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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

6 records
  • SPFv=spf1 ip4:167.89.70.61/32 ip4:50.31.33.121 ip4:52.144.32.128/29 ip4:75.144.73.56/29 include:spf.protection.outlook.com Include:sendgrid.net include:spf.myconnectwise.net -all
  • 0ed1fe018a99622f8f310148f4833b2bd06e773559
  • apple-domain-verification=aQuKuFrczIqOrgsH
  • google-site-verification=WRHWPDKvbq5NJnM0Fkqr0Q9WGVbkjkwNCZZp8jhWGsE
  • lWYFj0qQ8XDTMGMBQzCuDs5CTyPpm2AkZJUJiNeVIShuRccnv8k/DVy+P4PttbqCP6BIk3QYyNuBIeFlqFTvHQ==
  • MS=ms99018595
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