Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sisepsa.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 23:53:30 UTC · ↺ Refresh
MX Hostnames
- sisepsa.com
MX Priorities
- sisepsa.com: 0
A / AAAA Records
- 65.99.225.119 ↩ svgs211.serverneubox.com.mx
Mail Server IPs
- 65.99.225.119 ↩ svgs211.serverneubox.com.mx
SOA Record
Raw SOA
ns144.neubox.net root.svgs211.serverneubox.com.mx 2026032801 3600 1800 1209600 86400
Primary NS (mname)
ns144.neubox.net
Admin Email (rname)
root@svgs211.serverneubox.com.mx
Serial
2026032801
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns144.neubox.net
ns245.neubox.net
ns143.neubox.net
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:65.99.225.119 include:relay.mailchannels.net include:smtp.relay.serverneubox.com.mx ip4:174.136.25.175 ip4:174.136.53.234 +a +mx ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 ip4:65.99.225.119 include:relay.mailchannels.net include:smtp.relay.serverneubox.com.mx ip4:174.136.25.175 ip4:174.136.53.234 +a +mx ~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
Verify actual deliverability to sisepsa.com
SMTP handshake, catch-all detection, custom validation rules, and Yahoo/Outlook/Gmail verification — know if the mailbox truly exists before you send.
Get 1,000 Free Credits