Domain Overview
DNS: ✓ 20d ago
Checker: ✓ 20d ago
cejarrell.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 01:02:22 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
- 208.74.28.83 ↩ credence-2080.redplaid.com
Mail Server IPs
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
ns57.worldnic.com namehost.worldnic.com 125120110 10800 3600 604800 3600
Primary NS (mname)
ns57.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125120110
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns57.worldnic.com
ns58.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 a ip4:12.174.19.244 include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:spf.bidtracer.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
8 records- MS=B8C05F0ED34DB8818F1128884E21411A9E2C7B94
- apple-domain-verification=CrmIjFQiPGPfn4nH
- u32iidm9tarariimardebbkm4e
- SPFv=spf1 a ip4:12.174.19.244 include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:spf.bidtracer.com -all
- lksgVZUgLgXyG5VQgkqiQ15800ejC/C83+VYMkqEAepq/VgV2cB2WShfB3UKv+MAGJJxqf4rP1a3uXbOklx/gA==
- EU90EQ8CBCCC54EIDEMJLVEKB1
- google-site-verification=B4X6NXxpGDB36fUmTdDyMjdnpLifLSNk13Ga7mD51ZI
- MS=ms97296379
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 cejarrell.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits