Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mundoestudiante.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 08:08:09 UTC · ↺ Refresh
MX Hostnames
- aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt1.aspmx.l.google.com
- aspmx2.googlemail.com
MX Priorities
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- aspmx2.googlemail.com: 10
A / AAAA Records
- 34.252.236.72 ↩ ec2-34-252-236-72.eu-west-1.compute.amazonaws.com
Mail Server IPs
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 192.178.218.27 ↩ yuiadtq-in-f27.1e100.net
- 2607:f8b0:4004:c0b::1a ↩ bj-in-f26.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
SOA Record
Raw SOA
ns-835.awsdns-40.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-835.awsdns-40.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-835.awsdns-40.net
ns-114.awsdns-14.com
ns-1475.awsdns-56.org
ns-1839.awsdns-37.co.uk
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.ipzmarketing.com include:spf.mailjet.com include:_spf.google.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
google._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- google-site-verification=DXEW-80_GrseARc5WLy-4riuWoKQx8QPrl_5MEwtiKE
- google-site-verification=dJn04sbypO003nlArq8bNuQDoVGhfQc_RmvD25YPY4E
- linkedin-site-verification=5e8a2a68-2de5-4706-a7d1-783371ead459
- SPFv=spf1 include:spf.ipzmarketing.com include:spf.mailjet.com include:_spf.google.com ~all
- atlassian-domain-verification=rno8s58a+Rh2TfZbQowlP50+m9SMxhTnZ1LSjzXIoQjrm60e6C8nMk6e0qVFmN2L
- facebook-domain-verification=d4dxk1vzdv9yc9jkdady8a16wjeygw
- google-site-verification=159OnnbR5J8C9clgfcBmOjLPEDdFxf8flt5WX9l_RO8
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 mundoestudiante.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits