Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
psiquantum.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 16:02:28 UTC · ↺ Refresh
MX Hostnames
- mxb-00519102.gslb.pphosted.com
- mxa-00519102.gslb.pphosted.com
MX Priorities
- mxa-00519102.gslb.pphosted.com: 10
- mxb-00519102.gslb.pphosted.com: 10
A / AAAA Records
- 198.185.159.144 (no PTR)
Mail Server IPs
- 205.220.168.168 ↩ mx0a-00519102.pphosted.com
SOA Record
Raw SOA
ns-928.awsdns-52.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-928.awsdns-52.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1271.awsdns-30.org
ns-1931.awsdns-49.co.uk
ns-317.awsdns-39.com
ns-928.awsdns-52.net
SPF Record
✓ Strict (-all)
v=spf1 include:_spf1.psiquantum.com include:sendgrid.net ip4:208.117.50.199 ip4:149.72.82.5 include:spf.protection.outlook.com include:spf.oracleemaildelivery.com include:_spf.salesforce.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],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
17 records- atlassian-domain-verification=uO06iiaZ5FiVhHLF5kaSP9bAdWBNEM2qOWgp7qrXoOiYv0JxzfhVWP2b1wzrxheR
- SPFv=spf1 include:_spf1.psiquantum.com include:sendgrid.net ip4:208.117.50.199 ip4:149.72.82.5 include:spf.protection.outlook.com include:spf.oracleemaildelivery.com include:_spf.salesforce.com -all
- asv=38e9b08c1f968b867c572b792d1fee05
- google-site-verification=TVRMfdLSMTfGUDzDn27OXXdLuifcVpEoyoszDHCeLKY
- cursor-domain-verification-ebtkvv=67128jwrQC3uevoagaC7JZ6pZ
- google-site-verification=bxYD91u6sJBT8yy3hM1F303JzX3WAiHNho--KqM9rO4
- autodesk-domain-verification=19VWGodJojdLTcSpVWei
- teamviewer-sso-verification=2bda467917ae4fcf8e31c66e2f385876
- ZOOM_verify_WJkfPhsERkyhNxJaKpoGiQ
- b8e6egpgq5rctufspg324e7p85
- box-domain-verification=561e850266c200da8c8921a4c51e11484282a2364d36681f247d9c3dc5fb1c03
- notion-domain-verification=HhqHCZrGSY9hLIrD1sb9IiMFSYCmxOJopz6E55VUZN4
- docusign=f37467e6-3b97-4b45-8469-f3284fbb41a6
- google-site-verification=iqQswd-ZHWM7m4wrPaQMYkrRK3RmkLUIqltfWW3LPaE
- psiquantum.com TXT smartsheet-site-validation=Lpbnwp6ZnUGPjCBnlgl99CTPgGC1HNdw
- apple-domain-verification=gFMrFkjLZhDBHIaF
- openai-domain-verification=dv-GQsdlzY436cS8rc2zaCGODDc
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 psiquantum.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits