Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
blueandco.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 20:16:23 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 10
- us-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 35.225.214.121 ↩ 121.214.225.35.bc.googleusercontent.com
Mail Server IPs
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
ns17.worldnic.com namehost.worldnic.com 126021015 10800 3600 604800 3600
Primary NS (mname)
ns17.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126021015
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns18.worldnic.com
ns17.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:209.244.122.82 include:us._netblocks.mimecast.com include:spfhost.messageprovider.com include:20918621.spf10.hubspotemail.net include:emailus.freshservice.com include:cch.com ~all
📊 DNS lookups: 5/10
~ 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
8 records- smartsheet-site-validation=4cMoa_TY-6D5_IwMsWgBS8HpQEoUh8yl
- adobe-idp-site-verification=29855d993d85c61d038d0b1b379321deea4302153aa5b39bc5459bcb09310fd6
- EakesKjzbr4+XId++w6swtZ06YJXI8kvHnUnxVU/Fu+Wgu2/xlG2BH2gnmjCkzUVlV6eSA4rvXujF8zb/jLzRw==
- SPFv=spf1 ip4:209.244.122.82 include:us._netblocks.mimecast.com include:spfhost.messageprovider.com include:20918621.spf10.hubspotemail.net include:emailus.freshservice.com include:cch.com ~all
- bw=uz5BL4w1vvnk6VmXo9fFiK21mNUlLi997t8T2E8sTMek
- vl7lhpia3g9oaeipmj8iuuphnl
- google-site-verification=aHVF-OrYKI5f0B7oRNUabPXfffngv4fu4Ms1QhL68e0
- spf2.0/pra a mx include:emailer.emfluence.com ~all
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 blueandco.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits