Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
studiobank.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 22:14:41 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-2.mimecast.com: 0
- us-smtp-inbound-1.mimecast.com: 0
A / AAAA Records
- 23.211.118.48 ↩ a23-211-118-48.deploy.static.akamaitechnologies.com
- 23.44.237.218 ↩ a23-44-237-218.deploy.static.akamaitechnologies.com
- 23.198.214.83 ↩ a23-198-214-83.deploy.static.akamaitechnologies.com
- 23.44.237.139 ↩ a23-44-237-139.deploy.static.akamaitechnologies.com
Mail Server IPs
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
ns11.constellix.com dns.constellix.com 2015010143 43200 3600 1209600 180
Primary NS (mname)
ns11.constellix.com
Admin Email (rname)
dns@constellix.com
Serial
2015010143
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns11.constellix.com
ns21.constellix.com
ns31.constellix.com
ns41.constellix.net
ns51.constellix.net
ns61.constellix.net
SPF Record
✓ Strict (-all)
v=spf1 include:sendgrid.net include:spf.happyfox.com mx ip4:216.71.154.162 ip4:216.71.150.36 ip4:216.71.150.53 ip4:216.71.154.156 include:us._netblocks.mimecast.com include:spfref.jackhenry.com ip4:40.143.154.78 ip4:40.143.154.79 ip4:67.225.129.17 ip4:66.254.128.0/19 ip4:205.196.224.0/19 -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
mail._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
9 records- tj17prg6mpky5y4vx976n6zxvfbd4swd
- google-site-verification=SUQre2l-xT1oIBeXZmsRewIQX0yLWsm0vUF_n19b_3k.
- 0ed1fe018ad56e39246867491fa59e1c662f1bf5dd
- 3wnf0ccr2jysgsrl91b3vwh8c0468y1j
- logmein-verification-code=3b54233a-f5bc-452b-b628-d23d67962010
- z3ym56w716fm9jwt940dkp78yhqc7cd2
- 2w48yrxpct52n92jcdw1n6yypg2c672t
- SPFv=spf1 include:sendgrid.net include:spf.happyfox.com mx ip4:216.71.154.162 ip4:216.71.150.36 ip4:216.71.150.53 ip4:216.71.154.156 include:us._netblocks.mimecast.com include:spfref.jackhenry.com ip4:40.143.154.78 ip4:40.143.154.79 ip4:67.225.129.17 ip4:66.254.128.0/19 ip4:205.196.224.0/19 -all
- nk0rgwyjbq6fmzl9rk1pwsf2xr33c1w6
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 studiobank.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits