on-rotation.com

Valid Email Server
Domain Lookup › on-rotation.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
on-rotation.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-17 21:41:20 UTC · ↺ Refresh

MX Hostnames

  • mx1.mailchannels.net
  • mx2.mailchannels.net

MX Priorities

  • mx1.mailchannels.net: 0
  • mx2.mailchannels.net: 0

A / AAAA Records

  • 169.150.236.100 ↩ 169-150-236-100.bunnyinfra.net
  • 2400:52e0:1a00::941:1 (no PTR)

Mail Server IPs

  • 18.236.29.166 ↩ ec2-18-236-29-166.us-west-2.compute.amazonaws.com
  • 52.38.143.159 ↩ ec2-52-38-143-159.us-west-2.compute.amazonaws.com

SOA Record

Raw SOA ns1.dreamhost.com hostmaster.dreamhost.com 2026031603 20676 600 1814400 60
Primary NS (mname)
ns1.dreamhost.com
Admin Email (rname)
hostmaster@dreamhost.com
Serial
2026031603
Refresh
20676s
Retry
600s
Expire
1814400s
Minimum TTL
60s

Nameservers (NS)

ns2.dreamhost.com
ns3.dreamhost.com
ns1.dreamhost.com

SPF Record

✓ Soft Fail (~all)
v=spf1 mx include:netblocks.dreamhost.com include:relay.mailchannels.net include:_spf.google.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; pct=100; adkim=r; adkim=r
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]

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

3 records
  • google-site-verification=dKB_Wh0GpSu0oJGkikX3kNMrOqmDg8btcgLz_r5I9Gw
  • SPFv=spf1 mx include:netblocks.dreamhost.com include:relay.mailchannels.net include:_spf.google.com ~all
  • apple-domain-verification=oH3YAX8OonubQxflahuAyrzi5rEnlTo6elLT5bfFtks
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 on-rotation.com

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

No credit card required
Get 1,000 Free Credits