Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
politecnicointernacional.edu.co
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-06 15:02:26 UTC · ↺ Refresh
MX Hostnames
- politecnicointernacional.edu.co
MX Priorities
- politecnicointernacional.edu.co: 0
A / AAAA Records
- 162.240.52.185 ↩ vps-600025.politecnicointernacional.edu.co
Mail Server IPs
- 162.240.52.185 ↩ vps-600025.politecnicointernacional.edu.co
SOA Record
Raw SOA
ns1.politecnicointernacional.edu.co soporte.pwsas.co 2026031601 3600 1800 1209600 86400
Primary NS (mname)
ns1.politecnicointernacional.edu.co
Admin Email (rname)
soporte@pwsas.co
Serial
2026031601
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.politecnicointernacional.edu.co
ns1.politecnicointernacional.edu.co
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:162.240.52.185 +a +mx +ip4:132.148.244.194 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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
4 records- 8pu5p5enj1rbps2ut734kagm1n
- b1t6v28i5psk6q7loqj8i16mi3
- SPFv=spf1 ip4:162.240.52.185 +a +mx +ip4:132.148.244.194 ~all
- rrrs7kh6a0gtk0904b19hjn2bm
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 politecnicointernacional.edu.co
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits