Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
ael.biz
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-06-03 07:05:57 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 10
- us-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 198.202.211.1 (no PTR)
Mail Server IPs
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
ns75.worldnic.com namehost.worldnic.com 125100717 10800 3600 604800 3600
Primary NS (mname)
ns75.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125100717
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns75.worldnic.com
ns76.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:us._netblocks.mimecast.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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
9 records- cr4mo2mmk10km9n8gptp1s5bnd
- proxy-ssl.webflow.com
- knowbe4-site-verification=41e1f4056205a8c8ef05a0ca6704fe32
- kh4oqpdh1ehta9cstm1hukmiod
- YaT/OuuqyVa0SgcZWr/ZO76jD1sXQy9/PtWqY6ptG02a4IfQ00k69tvHYYebPmX+rvnmojWEzEAfcPVVPKUDYg==
- mcn25e997ri1mhbjsnq72nuk51
- SPFv=spf1 include:us._netblocks.mimecast.com ~all
- MS=ms33396666
- 0ed1fe018ae978ca09cb4743edb2e44c
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 ael.biz
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits