Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
udem.edu.mx
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-04 13:06:12 UTC · ↺ Refresh
MX Hostnames
- mxb-00239b01.gslb.pphosted.com
- mxa-00239b01.gslb.pphosted.com
MX Priorities
- mxb-00239b01.gslb.pphosted.com: 20
- mxa-00239b01.gslb.pphosted.com: 20
A / AAAA Records
- 104.17.146.184 (no PTR)
Mail Server IPs
- 148.163.157.165 ↩ mx0a-00239b01.pphosted.com
- 148.163.158.244 ↩ mx0b-00239b01.pphosted.com
SOA Record
Raw SOA
ns1.p68.dns.oraclecloud.net hostmaster.udem.edu.mx 196 3600 600 604800 1800
Primary NS (mname)
ns1.p68.dns.oraclecloud.net
Admin Email (rname)
hostmaster@udem.edu.mx
Serial
196
Refresh
3600s
Retry
600s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ns2.udem.mx
ns1.udem.mx
SPF Record
✓ Soft Fail (~all)
v=spf1 mx include:spf-00239b01.pphosted.com include:_spf.google.com include:spf.protection.outlook.com include:amazonses.com include:_spf.qualtrics.com include:_spf.psm.knowbe4.com ip4:148.238.48.230 ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;pct=10;rua=mailto:[email protected], mailto:[email protected];ruf=mailto:[email protected];sp=none;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected], mailto:[email protected]
↳ Subdomain policy: none
⚠ Policy applies to 10% of failing messages only
DKIM Selectors
✓ 3 found
google._domainkey
selector1._domainkey
selector2._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
16 records- SPFv=spf1 mx include:spf-00239b01.pphosted.com include:_spf.google.com include:spf.protection.outlook.com include:amazonses.com include:_spf.qualtrics.com include:_spf.psm.knowbe4.com ip4:148.238.48.230 ~all
- us6k07dhqqrs9ua8qqimflc3br
- idsstfir69gfirc25amqej2t8h
- MS=2AB6B805CD89CB146806647FFA8AD61E49E7CA67
- WMFZ45JLmV3Cx9mAdgtH
- google-site-verification=Slb0BXvMOnILMdJ44-btrXCmkl-vzCz602_ggLfErcA
- elll6ugdprjq65gnl7lslj1heo
- MS=ms57626048
- js9c5ust3lon0abjmi9a6o1ltk
- m8m56qflpkcuf9pn2lnsgs3s9s
- eh8esd403saob7nr3n8i088sg2
- 7dne69tavi2or7mlua39t108jv
- ohk5rccnaocl57eeku9l4s4ete
- miro-verification=d8dd0ab0c3e4ff73884035fa5041df699341659c
- google-site-verification=HoDrNGf87kARPqym8BaZOUthK-LFm55rUWBjGmuvz-8
- 14p2v0lclat2qu3ued1ju06902
Full email verification for udem.edu.mx
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits