up.mx
Observed Aug 2, 2026, 09:13 UTC (50m ago). Every field below was attested with an Ed25519 signature at scan time. Catalog observation, re-checked on rotation - watch it for 5-minute checks.
Not responding
Email byGoogle Workspace
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat up.mx actually stands on - every host below is a signed observation
up.mx
NS
gdl1.up.mxgdl2.up.mxmex2.up.mxags1.up.mx+1 more
up.mxanswers its DNS
MX
alt2.aspmx.l.google.comaspmx.l.google.comaspmx4.googlemail.comaspmx2.googlemail.com+3 more
Google Workspacereceives its email
DNS Records
MX 7
5alt2.aspmx.l.google.com1aspmx.l.google.com10aspmx4.googlemail.com10aspmx2.googlemail.com10aspmx3.googlemail.com10aspmx5.googlemail.com5alt1.aspmx.l.google.com
TXT 5
no976mfap1ubljrq4mee2pc79r82urdtj7fub8473hlb979bao48hvfnkrs5o3v0v2nlt4u6k60f8p1qo77oi1mtilk55viq2uitu1buiauf8ut4t1k6l7cagqphec7jqa
NS 5
gdl1.up.mxgdl2.up.mxmex2.up.mxags1.up.mxmex1.up.mx
SOA 1
gdl1.academic.mixcoac.upmx.mx acueto.up.edu.mx
TLS Certificates (0)
None.
Subdomains (0)
None observed.
The proof
Signed at scan time. Check the math yourself. Every line above is part of one signed observation. Re-hash it and check the Ed25519 signature in your own browser; nothing leaves your machine.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_ced7e6b35c5769e0- Output Hash
c5e67d1c25283261d78e2e5e80215d549dbc9ff6f10f9b374b632bcc38819012- Signature
ed25519:3eaefb9c2a62f0d0f7b505b1340d28c7b4890df668c314c84972a4c489b84f3f4c9dc42062907f57b0f7b1976c0caf02839147d28570ed3a0381866d89eae706- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast