Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gnadesarrollos.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 01:10:49 UTC · ↺ Refresh
MX Hostnames
- mx1-hosting.jellyfish.systems
- mx3-hosting.jellyfish.systems
- mx2-hosting.jellyfish.systems
MX Priorities
- mx3-hosting.jellyfish.systems: 20
- mx1-hosting.jellyfish.systems: 5
- mx2-hosting.jellyfish.systems: 10
A / AAAA Records
- 104.21.83.142 (no PTR)
- 172.67.177.110 (no PTR)
- 2606:4700:3037::ac43:b16e (no PTR)
- 2606:4700:3036::6815:538e (no PTR)
Mail Server IPs
- 162.255.118.13 ↩ mx3-hosting.jellyfish.systems
- 162.255.118.28 ↩ oxse3a.privateemail.com
- 162.255.118.29 ↩ oxse2b.privateemail.com
SOA Record
Raw SOA
greg.ns.cloudflare.com dns.cloudflare.com 2398694648 10000 2400 604800 1800
Primary NS (mname)
greg.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398694648
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
greg.ns.cloudflare.com
karsyn.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:162.213.251.71 include:spf.web-hosting.com ~all
📊 DNS lookups: 3/10
~ 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 +a +mx +ip4:162.213.251.71 include:spf.web-hosting.com ~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
Full email verification for gnadesarrollos.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits