Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tdameritrade.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 21:22:35 UTC · ↺ Refresh
MX Hostnames
- mxb-00096901.gslb.pphosted.com
- mxa-00096901.gslb.pphosted.com
MX Priorities
- mxa-00096901.gslb.pphosted.com: 10
- mxb-00096901.gslb.pphosted.com: 10
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 205.220.167.18 ↩ mx0a-00096901.pphosted.com
SOA Record
Raw SOA
d33pf2cdc.schwab.com dnsadmin.schwab.com 2024104255 900 450 604800 600
Primary NS (mname)
d33pf2cdc.schwab.com
Admin Email (rname)
dnsadmin@schwab.com
Serial
2024104255
Refresh
900s
Retry
450s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
np2.schwab.com
np3.schwab.com
np4.schwab.com
a20-65.akam.net
a1-116.akam.net
np1.schwab.com
SPF Record
✓ Strict (-all)
v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 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
18 records- onetrust-domain-verification=4270753fdb5a4d5a9ef00bae89f89735
- b9ekca851ufp0s0003t8n2n0hh
- ciscocidomainverification=4a588db1306b01495871b78ba2a8713a975d32f5b74871884f57d34d27392366
- facebook-domain-verification=chr9o3z2hpucsscmg7tx3xdi4vgyqp
- google-site-verification=F9OY8OV3sDs7loOpJBAR-pgCwVzqj0LqtB85iuN7rUM
- MS=ms38867415
- OpY5S7ziLyFnCOwH6KN1mczSHWMQu6qzH5It0F0egIOunCLtJPMsNUgOAD3sO6VWVyY+MqHyxul5QUMMBiaaCQ==
- adobe-idp-site-verification=cb6ce8c3b7df0d8612dab90512d7a1e1bdc2f584781b74b845cd316fedb179d8
- google-site-verification=1gMNFrSDP-MoeZCxdXq2GSWkF1U3QJxC8RP10lxwc3s
- google-site-verification=ReAnzcDwxJAmMFO35KqH_odwvtD7fhWMvTfdiOaLBMw
- _t4kpco8n50d6omubuczcs1dc2ewu6ds
- traction-guest=6eee7b69-513a-456e-916a-3719976f870e
- google-site-verification=qe5DGoQRaqkNf1jW7Gt9AD6JFSKMQ5D8Okbh0WAoBD8
- webexdomainverification.4C675B8B605CB136E053AB06FC0A3F65=08b7de1a-c403-49a7-8ef6-ca3ba6f847a8
- SPFv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all
- MS=ms62033968
- google-site-verification=D-3nsWZxnrwtwxf-HoR2T6_hl9VbRTsyOnpOUGiYBLQ
- atlassian-domain-verification=ZHRKGKyZJRuRzLmc1H4VuEQtywf9cveuTWcq9IT+H6rxYeEBlkiawX2TTWPpUEew
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 tdameritrade.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits