Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ampersand.mx
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 18:55:47 UTC · ↺ Refresh
MX Hostnames
- ampersand-mx.mail.protection.outlook.com
MX Priorities
- ampersand-mx.mail.protection.outlook.com: 0
A / AAAA Records
- 45.60.32.239 (no PTR)
- 45.60.34.239 (no PTR)
Mail Server IPs
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 52.101.41.54 ↩ mail-sj2pr05cu00506.inbound.protection.outlook.com
- 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
- 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
- 2a01:111:f403:f90c:: ↩ mail-sn1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
- 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
SOA Record
Raw SOA
pdns1.ultradns.net eros\.guillen.posadas.com 2013053158 10800 3600 2592000 86400
Primary NS (mname)
pdns1.ultradns.net
Admin Email (rname)
eros\@guillen.posadas.com
Serial
2013053158
Refresh
10800s
Retry
3600s
Expire
2592000s
Minimum TTL
86400s
Nameservers (NS)
pdns6.ultradns.co.uk
pdns1.ultradns.net
pdns2.ultradns.net
pdns3.ultradns.org
pdns4.ultradns.org
pdns5.ultradns.info
SPF Record
✓ Strict (-all)
v=spf1 ip4:201.149.61.3 ip4:189.199.94.6 ip4:189.204.0.2 include:spf.protection.outlook.com include:spfa.cpmails.com include:spf.tmes.trendmicro.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
2 records- SPFv=spf1 ip4:201.149.61.3 ip4:189.199.94.6 ip4:189.204.0.2 include:spf.protection.outlook.com include:spfa.cpmails.com include:spf.tmes.trendmicro.com -all
- tmes=450896e681ab99d56c7f24f22d7ed201
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for ampersand.mx
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits