Domain Overview
DNS: ✓ 1mo ago
Checker: ✓ 1mo ago
upemor.edu.mx
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-06 14:21:37 UTC · ↺ Refresh
MX Hostnames
- ALT2.ASPMX.L.GOOGLE.COM
- ASPMX.L.GOOGLE.COM
- ALT3.ASPMX.L.GOOGLE.COM
- ALT4.ASPMX.L.GOOGLE.COM
- ALT1.ASPMX.L.GOOGLE.COM
MX Priorities
- alt2.aspmx.l.google.com: 5
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
- aspmx.l.google.com: 1
- alt1.aspmx.l.google.com: 5
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
- 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1b ↩ ws-in-x1b.1e100.net
- 172.253.63.27 ↩ bi-in-f27.1e100.net
- 2607:f8b0:4004:c1d::1b ↩ ww-in-f27.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
SOA Record
Raw SOA
hades.upemor.edu.mx.upemor.edu.mx soporte.upemor.edu.mx 2025092401 3600 600 1209600 3600
Primary NS (mname)
hades.upemor.edu.mx.upemor.edu.mx
Admin Email (rname)
soporte@upemor.edu.mx
Serial
2025092401
Refresh
3600s
Retry
600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
hades.upemor.edu.mx
zeus.upemor.edu.mx
cronos.upemor.edu.mx
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.google.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=50; adkim=r; aspf=s
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
⚠ Policy applies to 50% of failing messages only
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- DKIMv=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuXb0WAwnWd5oxaaKDmcBIe4bHX9GwQ6tll12Px11gddI7yxpDpLJw/8aiRq7fBNYiyzf7g/PlGNUG+TLyzjoVJ5JckKkldEVVp6h8BDYJbptFMn/2hl0eW5TL1xe8c5z/FqCeizweXHLwiPuug1k3SznYuv49D4sb9bOBROXMiQx+h7GRzMZJKl3hUxbGcY9jMNgZf+Q8BGHq8W8+j/L7OIsriZeAxNsreA3r+I7yeHO9KE+4LDg4ppRNf1cyIcfXD42aIyWdDLiffwfH1u8rOYKMoIBBMUcBlafjT3FdMEKSFtuyTrSVmj0MpefDidDRlIxUrjbzPdGOcYc7e7JnQIDAQAB
- SPFv=spf1 include:_spf.google.com ~all
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