Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mondragonmexico.edu.mx
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 14:56:52 UTC · ↺ Refresh
MX Hostnames
- aspmx2.googlemail.com
- aspmx3.googlemail.com
- alt2.aspmx.l.google.com
- aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt1.aspmx.l.google.com
- alt3.aspmx.l.google.com
MX Priorities
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
- aspmx2.googlemail.com: 10
- aspmx3.googlemail.com: 10
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
A / AAAA Records
- 104.20.42.146
- 172.66.173.205
- 2606:4700:10::ac42:adcd
- 2606:4700:10::6814:2a92
Mail Server IPs
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-f26.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
SOA Record
Raw SOA
erin.ns.cloudflare.com dns.cloudflare.com 2399242911 10000 2400 604800 1800
Primary NS (mname)
erin.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399242911
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
erin.ns.cloudflare.com
plato.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:web.shared.mysmtp.com include:22312303.spf10.hubspotemail.net include:_spf.google.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]; rf=afrf; sp=reject; fo=1; pct=100; ri=3600; adkim=s; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected],mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 2 found
google._domainkey
mail._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
15 records- google-site-verification=IGEHNdZXs_86qoaBBl7zXQVKA1r0Gdr9YF7oCXBcZaQ
- stripe-verification=0795307907fe3203a984ae7a7e0cdad826aa2c16dc8b6e22c6d7853460beb913
- stripe-verification=1f6d7b529e160de8f1b18f0aef4d35dd957a32e22797da104c2ba917e86cd79b
- SPFv=spf1 include:web.shared.mysmtp.com include:22312303.spf10.hubspotemail.net include:_spf.google.com -all
- zapier-domain-verification-challenge=eed1f757-32a8-4297-bf49-f94ec42c68cc
- 19s4pd1pqbn6dqtw86xh1gnd415rw429
- MS=EBECA9129BF7DE9ECD9FEA9A11FDFD6D429DAC7C
- OPE0050817
- ZOOM_verify_FQ9FirqFDUy5yNhSKcIE96
- ZOOM_verify_JzfgTPkjTtCiGUU0CELusw
- ZOOM_verify_W3q7u9tLddDczh61r2gCG7
- adobe-idp-site-verification=7030499fc6451938b7ff515ac15ba7c7ad415b9ffdad97cc7d206ca4dac9a640
- adobe-idp-site-verification=ee1cbba8e497b9f5017559a2a5c1dba0cfb97ae4e476a1ef1901f6a36b5b9663
- autodesk-domain-verification=zOgLe61K4GCXpOeFRXZG
- google-site-verification=1qTEM3f5i36g5WqzuKVtywz9f-rv2B5EMST8j4_JUkc
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