up.edu.mx

Valid Email Server
Domain Lookup › up.edu.mx

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
up.edu.mx
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-31 08:15:37 UTC · ↺ Refresh

MX Hostnames

  • aspmx5.googlemail.com
  • alt1.aspmx.l.google.com
  • aspmx3.googlemail.com
  • aspmx4.googlemail.com
  • aspmx.l.google.com
  • alt2.aspmx.l.google.com
  • alt3.aspmx.l.google.com
  • alt4.aspmx.l.google.com
  • aspmx2.googlemail.com

MX Priorities

  • alt2.aspmx.l.google.com: 5
  • aspmx2.googlemail.com: 10
  • aspmx3.googlemail.com: 10
  • alt4.aspmx.l.google.com: 10
  • alt3.aspmx.l.google.com: 10
  • aspmx.l.google.com: 1
  • aspmx5.googlemail.com: 10
  • aspmx4.googlemail.com: 10
  • alt1.aspmx.l.google.com: 5

A / AAAA Records

  • 20.65.99.202

Mail Server IPs

  • 172.253.116.27 ↩ dj-in-f27.1e100.net
  • 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
  • 108.177.123.26 ↩ lcscld-in-f26.1e100.net
  • 2800:3f0:4003:c0f::1a (no PTR)
  • 172.253.116.26 ↩ dj-in-f26.1e100.net
  • 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
  • 173.194.76.26 ↩ ws-in-f26.1e100.net
  • 2a00:1450:400c:c00::1b ↩ ws-in-f27.1e100.net
  • 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
  • 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net

SOA Record

Raw SOA dc01up.academic.mixcoac.upmx.mx aortiz.up.edu.mx 2025091810 1200 10 2700 3600
Primary NS (mname)
dc01up.academic.mixcoac.upmx.mx
Admin Email (rname)
aortiz@up.edu.mx
Serial
2025091810
Refresh
1200s
Retry
10s
Expire
2700s
Minimum TTL
3600s

Nameservers (NS)

dc4402.academic.mixcoac.upmx.mx
dcbr01.academic.mixcoac.upmx.mx
mex1.up.edu.mx
dc02amz.academic.mixcoac.upmx.mx
dc3304.academic.mixcoac.upmx.mx
dc4401.academic.mixcoac.upmx.mx
dc01azure.academic.mixcoac.upmx.mx
dc2025e2.academic.mixcoac.upmx.mx
dc4420up.academic.mixcoac.upmx.mx
dc2026e3.academic.mixcoac.upmx.mx
dcyao01.academic.mixcoac.upmx.mx
dc02up.academic.mixcoac.upmx.mx
gdl1.up.edu.mx
dc03up.academic.mixcoac.upmx.mx
dcteco01.academic.mixcoac.upmx.mx
mex2.up.edu.mx
dc3301.academic.mixcoac.upmx.mx
dc3302.academic.mixcoac.upmx.mx
dcsantafe01.academic.mixcoac.upmx.mx
dns4402.up.edu.mx
dcbufete01.academic.mixcoac.upmx.mx
dcazu01.academic.mixcoac.upmx.mx
dc25gdl.academic.mixcoac.upmx.mx
gdl2.up.edu.mx
dcbr02.academic.mixcoac.upmx.mx
dc01up.academic.mixcoac.upmx.mx

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:189.202.212.66 ip4:192.100.230.0/24 ip4:192.100.201.0/24 ip4:192.100.179.1 ip4:148.105.0.0/16 ip4:205.201.128.0/20 ip4:198.2.128.0/18 ip4:170.81.141.194 ip6:2801:f0:20::/48 include:_spf.google.com include:1621751.spf01.hubspotemail.net ~a
📊 DNS lookups: 3/10

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

18 records
  • ZA=X/oQljATMikXZf7THOsszg==
  • gogle-site-verification=SkeshxTkZeC0dhAUIVB39ivVF4c7v6pnzNEfGdJiwK8gogle-site-verification=LepMiBO--WvM2O5OOfU4X2XtDdwYE02igPOSxAxlDjAgoogle-site-verification=rg8K26OkFrGBSpyiT9HchcxlTUyof67XS5jSj_O-XJ8
  • openai-domain-verification=dv-0jtlry6uvUgXAJfGL35q72Ea
  • i7hha8cb0oa5q0t8okld5fanrr
  • google-site-verification=ZH6FnD1J-0lW6TWj5J52OSnFYphH3XVan9CiUwEW4Ww
  • cisco-ci-domain-verification=65c727493cd743918fa36182f3cd3936b373eea42c4e7fb4fef606efd18d090e
  • facebook-domain-verification=5hmuntpysmeljanxamvgymi4hsf9oq
  • 2qeqrrfduqfeb707agfatubkqv
  • google-site-verification=1GXaLkudXGDDBP_sAv9xIjgVRKXO6K7uowI5x_DiGPI
  • google-site-verification=rg8K26OkFrGBSpyiT9HchcxlTUyof67XS5jSj_O-XJ8
  • 19bs9h9dnnkedn99mit2ajf0dr
  • apple-domain-verification=xEOwHQxEFcpWsxuL
  • MS=7A4EFC7672906A25B4C39DFC95984F46587C74FF
  • ZOOM_verify_qD1Dsix-Qtys2OgiwEOrkw
  • google-site-verification=8Q-1T94BYiUIirnkwKAtTHrhGJPEWMurysZVyuOyt_8
  • facebook-domain-verification=dsgyf8gdis4vlxd3t21iukeeicyfs2
  • amazonses:4nSjGvz18+uvPJXkC05rfg0xghs6PO1M1oLHT8+tuaY=
  • SPFv=spf1 ip4:189.202.212.66 ip4:192.100.230.0/24 ip4:192.100.201.0/24 ip4:192.100.179.1 ip4:148.105.0.0/16 ip4:205.201.128.0/20 ip4:198.2.128.0/18 ip4:170.81.141.194 ip6:2801:f0:20::/48 include:_spf.google.com include:1621751.spf01.hubspotemail.net ~a
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