Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dfwairport.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 23:23:06 UTC · ↺ Refresh
MX Hostnames
- dfwairport-com.mail.protection.outlook.com
MX Priorities
- dfwairport-com.mail.protection.outlook.com: 5
A / AAAA Records
- 192.112.2.175 (no PTR)
Mail Server IPs
- 52.101.8.52 ↩ mail-ds0pr09cu00104.inbound.protection.outlook.com
- 52.101.9.19 ↩ mail-blapr09cu00103.inbound.protection.outlook.com
- 52.101.8.50 ↩ mail-dm6pr09cu00202.inbound.protection.outlook.com
- 52.101.11.12 ↩ mail-sa9pr09cu00104.inbound.protection.outlook.com
- 2a01:111:f403:f900::1 ↩ mail-blapr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f904::1 ↩ mail-ds0pr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f904:: ↩ mail-dm6pr09cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f90e::1 ↩ mail-sa9pr09cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ans1.dfwairport.com please_set_email.absolutely.nowhere 2008021911 10800 3600 604800 900
Primary NS (mname)
ans1.dfwairport.com
Admin Email (rname)
please_set_email@absolutely.nowhere
Serial
2008021911
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
900s
Nameservers (NS)
ans2.dfwairport.com
ans1.dfwairport.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected],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],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
12 records- google-site-verification=Qn7q1gSIKwYR6hYenkkiadAF1ZRz3qm5hIgqCwzEkmQ
- kaGMY4bVZKcldFNwNO6wvNunEuOuRfXCCVcDT278RKYfTmVnCQLs+FEbD3G9FK257+uwvFZQgk6VINeddAn+2A==
- MS=ms81092361
- apple-domain-verification=GYq4lczchaTyRAOJ
- google-site-verification=fXfHmi6xDaWW8W4BaHf0NHhNTxGp6chWy6M0YX4UlkE
- DKIMv=DKIM1;k=rsa;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAt/mS6aa7EbnbNdWupuQP+UlDmvyUNrZb3vIpeLZ2RpzjnktpgX730b7quHWVfEp0O5y0fGq6leHC/p9EIsBwzBHoqLQ37hBVKat0cyJm5Gd
- google-site-verification=GXz26nnreWn0kFLtuvWcbSdFsKTcXzCbrubNVcq9No4
- docusign=e29565b4-818e-4f63-88b1-da0d8a0aa6c3
- SFMC-iQq5BvRWWlbzgJkRcoO7OYxFsoUYVMo6Xb6CwsPY
- id=sf.mc_es_register_a_domain.htm&type=5Token:SFMC-7LzfDUyXBM_KZBSJvZeucgeh7UWTQVrC3sZH7qx8
- SPFv=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all
- SPFv=spf1include:aws.us1.spf.staffbase.com~all
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 dfwairport.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits