cuvisa.com

Valid Email Server
Domain Lookup › cuvisa.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
cuvisa.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-09-23 00:41:59 UTC · ↺ Refresh

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MX Hostnames

  • mx-01-us-east-2.prod.hydra.sophos.com
  • mx-02-us-east-2.prod.hydra.sophos.com

MX Priorities

  • mx-01-us-east-2.prod.hydra.sophos.com: 5
  • mx-02-us-east-2.prod.hydra.sophos.com: 20

A / AAAA Records

  • 177.126.39.231 ↩ server231-mex.tecnoweb.net

Mail Server IPs

  • 18.191.92.131 ↩ ec2-18-191-92-131.us-east-2.compute.amazonaws.com
  • 3.23.228.114 ↩ ec2-3-23-228-114.us-east-2.compute.amazonaws.com
  • 18.190.16.238 ↩ ec2-18-190-16-238.us-east-2.compute.amazonaws.com

SOA Record

Raw SOA ns1.tecnoweb.net root.server231-mex.tecnoweb.net 2026090803 3600 1800 1209600 86400
Primary NS (mname)
ns1.tecnoweb.net
Admin Email (rname)
root@server231-mex.tecnoweb.net
Serial
2026090803
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns2.tecnoweb.net
ns3.tecnoweb.net
ns4.tecnoweb.net
ns1.tecnoweb.net

SPF Record

✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:177.126.39.231 ~all
📊 DNS lookups: 2/10
~ 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

3 records
  • google-site-verification=CCyAE0_cDEaN0m-VGjKUNH23PofeZ-y0jJdc32RGQ9I
  • anthropic-domain-verification-enkzv1=7Z8Hml3j8rMSBtd5Z3Pz6EYv0
  • SPFv=spf1 +a +mx +ip4:177.126.39.231 ~all
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