upshot.cards
Observed Aug 2, 2026, 13:57 UTC (1d 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.
Guarded by a firewall
Email byGoogle Workspace
Secured byLet's Encrypt
Also usesGoogle Search Console
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat upshot.cards actually stands on - every host below is a signed observation
upshot.cards
A / AAAA
216.150.1.1
unattributedserves the site
NS
ns-1066.awsdns-05.orgns-1705.awsdns-21.co.ukns-246.awsdns-30.comns-948.awsdns-54.net
awsdns-05.org + awsdns-21.co.uk + moreanswers its DNS
MX
aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comalt1.aspmx.l.google.com+1 more
Google Workspacereceives its email
TLS
upshot.cards
Let's Encryptissued its certificate
DNS Records
A 1
216.150.1.1
MX 5
1aspmx.l.google.com10alt3.aspmx.l.google.com10alt4.aspmx.l.google.com5alt1.aspmx.l.google.com5alt2.aspmx.l.google.com
TXT 3
google-site-verification=3raabL8GCqBzpx3LHFpkH7fmUNt73BI9altca7a2D6cmailerlite-domain-verification=d85b7ea97dc4903ad7d288045093b9081f4fae26v=spf1 include:_spf.mlsend.com include:_spf.google.com -all
NS 4
ns-1066.awsdns-05.orgns-1705.awsdns-21.co.ukns-246.awsdns-30.comns-948.awsdns-54.net
SOA 1
ns-948.awsdns-54.net awsdns-hostmaster.amazon.com
DMARC_RECORDS 1
v=DMARC1; p=none;
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
upshot.cards |
C=US, O=Let's Encrypt, CN=YR1 | Mon, 26 Oct 2026 07:01:01 +0000 |
YR1 |
C=US, O=ISRG, CN=Root YR | Sat, 02 Sep 2028 23:59:59 +0000 |
Root YR |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Thu, 02 Sep 2032 23:59:59 +0000 |
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_78afb32b86cf2c71- Output Hash
0ab07fe5f5ad3ea3e1bda45d2cfa8ec272d887f516eed69b5460914b3e22400e- Signature
ed25519:a2f2a138f1b3ef310c27f2ede294066ea4a85dbd2feb9c2838ec1e7dc03fa45d1a1190bbf8a68f5ee28ac152b38f33a1d274d5853ebce3110c3455252ee1480a- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast