truecardev.com
Observed Jul 22, 2026, 00:26 UTC (18h 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
Registered withMarkMonitor Inc.
tranco_20k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat truecardev.com actually stands on - every host below is a signed observation
truecardev.com
NS
ns-1465.awsdns-55.orgns-1612.awsdns-09.co.ukns-189.awsdns-23.comns-545.awsdns-04.net
awsdns-55.org + awsdns-09.co.uk + moreanswers its DNS
MX
aspmx.l.google.comalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx2.googlemail.com+3 more
Google Workspacereceives its email
DNS Records
MX 7
10aspmx.l.google.com20alt1.aspmx.l.google.com20alt2.aspmx.l.google.com30aspmx2.googlemail.com30aspmx3.googlemail.com30aspmx4.googlemail.com30aspmx5.googlemail.com
TXT 3
rippling-domain-verification=6ff347d989038602v=spf1 include:_spf.google.com -allv=DMARC1;p=none; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com
NS 4
ns-1465.awsdns-55.orgns-1612.awsdns-09.co.ukns-189.awsdns-23.comns-545.awsdns-04.net
SOA 1
ns-545.awsdns-04.net awsdns-hostmaster.amazon.com
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_1f030a00cac15cf7- Output Hash
e1af9cb0822bcbec5d94cb9c966899216f517405f7b91dbf265ae4ab1f7c3648- Signature
ed25519:bab6508f87ddec95bba3dcec0a8e1ea15bcd6c1ceff2014675f0ab27a4fb2c090b9b83593c165d9b99c3380715aa68650e01dc676f979fa65fc0de773a08a301- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast