Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
signsbytomorrow.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 07:55:52 UTC · ↺ Refresh
MX Hostnames
- mx1.emailsrvr.com
- mx2.emailsrvr.com
MX Priorities
- mx2.emailsrvr.com: 20
- mx1.emailsrvr.com: 10
A / AAAA Records
- 18.210.149.222 ↩ ec2-18-210-149-222.compute-1.amazonaws.com
Mail Server IPs
- 184.106.54.2 ↩ mx2.emailsrvr.com
- 108.166.43.2 ↩ mx2.emailsrvr.com
- 146.20.161.2 ↩ mx2.emailsrvr.com
- 173.203.187.2 ↩ mx2.emailsrvr.com
- 108.166.43.1 ↩ mx1.emailsrvr.com
SOA Record
Raw SOA
ben.ns.cloudflare.com dns.cloudflare.com 2398788638 10000 2400 604800 1800
Primary NS (mname)
ben.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398788638
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ben.ns.cloudflare.com
tess.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:emailsrvr.com include:sendgrid.net include:emsd1.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected], sp=reject; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected], sp=reject
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 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
4 records- monday-com-verification=JK-CFcPAJq3hFbwjN9ZMOMJ7xXmvFp_uXxcysWU9X_E
- sn4c4pkga8im2p60i57l4kc027
- SPFv=spf1 include:emailsrvr.com include:sendgrid.net include:emsd1.com ~all
- google-site-verification=Wk5PPJekVnnwMgKO2q96JmaTRdMmk4clew2bs75_CLg
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 signsbytomorrow.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits