Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
uptc.edu.co
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-31 08:21:40 UTC · ↺ Refresh
MX Hostnames
- mail.uptc.edu.co
- aspmx3.googlemail.com
- aspmx4.googlemail.com
- aspmx5.googlemail.com
- ns1.uptc.edu.co
- alt2.aspmx.l.google.com
- alt1.aspmx.l.google.com
- aspmx.l.google.com
- aspmx2.googlemail.com
MX Priorities
- alt1.aspmx.l.google.com: 30
- aspmx5.googlemail.com: 50
- aspmx4.googlemail.com: 50
- aspmx2.googlemail.com: 40
- aspmx3.googlemail.com: 40
- aspmx.l.google.com: 20
- alt2.aspmx.l.google.com: 30
- mail.uptc.edu.co: 50
- ns1.uptc.edu.co: 30
A / AAAA Records
- 132.255.20.10 ↩ 1322552010.ip73.static.mediacommerce.com.co
Mail Server IPs
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1b ↩ ws-in-x1b.1e100.net
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
SOA Record
Raw SOA
name1.mediacommerce.com.co dominios.mediacommerce.com.co.uptc.edu.co 2026032400 10800 3600 604800 38400
Primary NS (mname)
name1.mediacommerce.com.co
Admin Email (rname)
dominios@mediacommerce.com.co.uptc.edu.co
Serial
2026032400
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
38400s
Nameservers (NS)
name2.mediacommerce.com.co
name1.mediacommerce.com.co
SPF Record
✓ Strict (-all)
v=spf1 ip4:132.255.20.20 ip4:132.255.20.21 include:_spf.google.com include:spf.constantcontact.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; rua=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 1 found
google._domainkey
✓ Public key: 392 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
2 records- MS=C957206DF702225A581A666926348060F77DC3C5
- SPFv=spf1 ip4:132.255.20.20 ip4:132.255.20.21 include:_spf.google.com include:spf.constantcontact.com -all
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