Domain Overview
DNS: ✓ 1d ago
Checker: ✓ 1d ago
gen3marketing.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-07-01 16:24:11 UTC · ↺ Refresh
MX Hostnames
- gen3marketing-com.mail.protection.outlook.com
MX Priorities
- gen3marketing-com.mail.protection.outlook.com: 0
A / AAAA Records
- 141.193.213.11 (no PTR)
- 141.193.213.10 (no PTR)
Mail Server IPs
- 52.101.190.2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
- 52.101.190.3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 52.101.192.0 ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
- 52.101.190.1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
- 2a01:111:f403:c942:: ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c944:: ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
- 2a01:111:f403:c942::1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
- 2a01:111:f403:c942::3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1725.awsdns-23.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1725.awsdns-23.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1725.awsdns-23.co.uk
ns-236.awsdns-29.com
ns-696.awsdns-23.net
ns-1348.awsdns-40.org
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.mailersend.net include:spf.mailjet.com ip4:198.21.6.191 ip4:168.245.56.242 ip4:81.149.117.183 ip4:185.199.220.54 ip4:69.89.17.74 ip4:109.224.251.18 include:spf.protection.outlook.com include:spf.uk.exclaimer.net include:mail.zendesk.com include:_spf.psm.knowbe4.com include:sender.zohobooks.com -all
📊 DNS lookups: 7/10
✓ 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
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
16 records- google-site-verification=R3eUnPYngktnMGGw9P6fg_ahBnQxvGguTkms_P3VRD4
- jamf-site-verification=8OTl6Xgd29e8s-BDIwabhA
- openai-domain-verification=dv-Jk8D3FgbOqg1Cd5gWmDR1AlF
- _globalsign-domain-verification=7EY83ruHRl0ChFUndZT86Rm_EQuaKPLOlnhLdJsxsn
- SPFv=spf1 include:_spf.mailersend.net include:spf.mailjet.com ip4:198.21.6.191 ip4:168.245.56.242 ip4:81.149.117.183 ip4:185.199.220.54 ip4:69.89.17.74 ip4:109.224.251.18 include:spf.protection.outlook.com include:spf.uk.exclaimer.net include:mail.zendesk.com include:_spf.psm.knowbe4.com include:sender.zohobooks.com -all
- google-site-verification=siFSgGXUM0YGdXd7HncDy14YuGmlPM8qB2IyKtzGG08
- apple-domain-verification=v1pLDTDZWJq6nFFZapple-domain-verification=Wc9Mc2dDysoDki71
- hpe-greenlake-domain-verification=7442366279487964453745794d4d50377a6f5955724b7351753277486d44626b
- 1password-site-verification=DQBCT5XJCND7RBG4OACKVAI7OM
- google-site-verification=DQEFxDRUqZ2-l9Q8AaDDX-ufpm4K7PAA-oSQ2RKmiFM
- protonmail-verification=4c203122091612c786df4e9874908ab22fc0cc83
- MS=ms20060010
- google-site-verification=JVY9isVBOpQvSpPz2mSFP_KI5lT1QPM5iEwzi2bwllM
- apple-domain-verification=vGQIX85njO3wDx5YMS=2AD39E9CC301B39B15011C60B73E322203963DC3
- q^42F6RvDwxTK$!e&AFTipMDyn#Ukvykb%9StY&7R7dk7fbi8qUBu6^Cj!YJaMkenxm9jAgP4Q4h2@xqw%9J@WOTMNXDqQGF3^!
- anthropic-domain-verification-3qnwfr=HVTKJEjANzby5w6I24BCmi7a5
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 · Customize →
See demo & docs
Deep verification
Full email verification for gen3marketing.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits