Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
burns-wilcox.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 22:23:52 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-2.mimecast.com: 10
- us-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 141.193.213.20 (no PTR)
- 141.193.213.21 (no PTR)
Mail Server IPs
- 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
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
ns1.markmonitor.com hostmaster.markmonitor.com 2026021301 86400 3600 2592000 172800
Primary NS (mname)
ns1.markmonitor.com
Admin Email (rname)
hostmaster@markmonitor.com
Serial
2026021301
Refresh
86400s
Retry
3600s
Expire
2592000s
Minimum TTL
172800s
Nameservers (NS)
ns2.markmonitor.com
ns3.markmonitor.com
ns7.markmonitor.com
ns4.markmonitor.com
ns6.markmonitor.com
ns5.markmonitor.com
ns1.markmonitor.com
SPF Record
✓ Soft Fail (~all)
v=spf1 IP4:54.240.41.204 include:us._netblocks.mimecast.com include:amazonses.com include:spf-sigstr1.sigstr.com mx ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 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- SPFv=spf1 IP4:54.240.41.204 include:us._netblocks.mimecast.com include:amazonses.com include:spf-sigstr1.sigstr.com mx ~all
- MS=ms16855843
- knowbe4-site-verification=455d71c0281b48bdc5a52e7189e64090
- Yd8ZBZHO6XeT7UOlVyzh3LVofuiY5/+iYsoYs21RcWTyegYNcgZrAESFcc2zr8LI+/oYsi263TFPf5GcSmPbsQ==
- 81grj92lb4vf5c26488cuqbi6s
- ciscocidomainverification=4643c6338fb625cd9278177dd679bb72afc0d03dfb0ac65fabc05170d6b5959e
- atlassian-domain-verification=oopEGT/No4JDC4/a5EEP1xOM7W60ekNkkfm0rT9nFpC6fDP97KvwII83VtKes2B2
- _uguc86trsx9bza6srlx0dfk7sk5bt3u
- apple-domain-verification=wJp7dmFA1bvXlKPA
- workplace-domain-verification=LIckS7WQwlnSC9IKaxNIEmRjPmrPDd
- openai-domain-verification=dv-LBZdmsbmuqe8ie15xwBuENMC
- docusign=af43e16b-91a2-481f-a407-4529fe126c89
- MS=ms95958565
- box-domain-verification=db6121746f9b786b122894e8196aeea4345c2afd5a9edf5e5c8483c581bf9d71
- 05BBC4A65E8C06DC2C19DC3132FAF04068823A917604721EC8A3F84D59A4324A
- box-domain-verification=960c0244f638c9cbbb7df8ae053bd35565a6505612ea2f860b5d0df3f732b918
- box-domain-verification=0375a0b52bf34720415a2b78bb0970129c59eb15a42db2a0bc3f894b9a15f62c
- google-site-verification=pRMIqQYBeir2Rw1sVxtelcEs3opegGNULs9AOEtOnd4
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 burns-wilcox.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits