sed.sh

Valid Email Server
Domain Lookup › sed.sh
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
sed.sh
Yes
✓ Yes
Amazon SES
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-07-27 20:51:50 UTC · ↺ Refresh

Add email validation to your forms — free

Add our free script to block 10,000+ disposable domains + perform other checks. No signup, unlimited checks.

MX validation Disposable detection Role accounts
Add to your signup form
<script src="https://check.verifyswift.com/"></script>
One line · No registration · See full docs & demo → · Customize →

MX Hostnames

  • inbound-smtp.us-east-1.amazonaws.com

MX Priorities

  • inbound-smtp.us-east-1.amazonaws.com: 10

A / AAAA Records

  • 99.84.234.30 ↩ server-99-84-234-30.jfk50.r.cloudfront.net
  • 99.84.234.9 ↩ server-99-84-234-9.jfk50.r.cloudfront.net
  • 99.84.234.39 ↩ server-99-84-234-39.jfk50.r.cloudfront.net
  • 99.84.234.120 ↩ server-99-84-234-120.jfk50.r.cloudfront.net

Mail Server IPs

  • 54.164.173.191 ↩ ec2-54-164-173-191.compute-1.amazonaws.com
  • 3.211.210.226 ↩ ec2-3-211-210-226.compute-1.amazonaws.com
  • 44.206.9.87 ↩ ec2-44-206-9-87.compute-1.amazonaws.com
  • 44.210.166.32 ↩ ec2-44-210-166-32.compute-1.amazonaws.com
  • 54.197.5.236 ↩ ec2-54-197-5-236.compute-1.amazonaws.com

SOA Record

Raw SOA ns-270.awsdns-33.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-270.awsdns-33.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-1386.awsdns-45.org
ns-1716.awsdns-22.co.uk
ns-270.awsdns-33.com
ns-615.awsdns-12.net

SPF Record

✗ Missing

No SPF record — domain is unprotected against spoofing.

⚠ No SPF record found. Email servers cannot verify authorized senders.

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No 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

1 record
  • google-site-verification=1zwtB2m1sc7HzJYOfFtxmPCUlhxyzZWn0c544iaW3x0
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 sed.sh

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits