rubycup.com

Observed Jul 26, 2026, 06:30 UTC (7d 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.

Verify this receipt yourself + Watch this domain

Guarded by a firewall

Runs onCloudflare

Email byGoogle Workspace

Secured byLet's Encrypt

Also usesGoogle Search Console

majestic

Every line above is a signed observation. Check the math at the bottom of the page.

INFRASTRUCTURE MAPwhat rubycup.com actually stands on - every host below is a signed observation

rubycup.com

A / AAAA

23.227.38.32

Cloudflareserves the site

pdns1.registrar-servers.compdns2.registrar-servers.com

registrar-servers.comanswers its DNS

aspmx.l.google.comalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx2.googlemail.com+1 more

Google Workspacereceives its email

TLS

rubycup.com

Let's Encryptissued its certificate

DNS Records

A 1

23.227.38.32

MX 5

1aspmx.l.google.com
5alt1.aspmx.l.google.com
5alt2.aspmx.l.google.com
10aspmx2.googlemail.com
10aspmx3.googlemail.com

TXT 6

google-site-verification=54oS0EY0q0DKvr70A4C8REjgZcr94Wcp5_NYa12colY
google-site-verification=5PSVbTe1DCiXsKuchCcJl3ahkgzyukq0P-nyJOa5ZeM
google-site-verification=irXUE12UybVY82BRjx8QXX0XdQ7MqdgQwpoag33OHbw
google-site-verification=yQt8rWHAc-rt-QPsFt1x1WuSOqFt0qQmKBumHCBC9r0
v=spf1 a mx include:spf.mtasv.net include:smtp.groovehq.com include:servers.mcsv.net include:_spf.google.com ~all
v=DMARC1; p=none; pct=100; rua=mailto:re+qzzedg8si1d@dmarc.postmarkapp.com; sp=none; aspf=r;

NS 2

pdns1.registrar-servers.com
pdns2.registrar-servers.com

SOA 1

pdns1.registrar-servers.com hostmaster.registrar-servers.com

TLS Certificates (2)

Common Name	Issuer	Expires
`rubycup.com`	C=US, O=Let's Encrypt, CN=E8	Wed, 26 Aug 2026 09:09:34 +0000
`E8`	C=US, O=Internet Security Research Group, CN=ISRG Root X1	Fri, 12 Mar 2027 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 receipt

Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for rubycup.com. It updates itself. It attests a signed observation - not that the site is safe.

<a href="https://domaindrift.io/t/rubycup.com">
  <img src="https://domaindrift.io/badge/rubycup.com.svg"
       width="300" height="64" alt="DomainDrift signed observations for rubycup.com">
</a>

Ed25519 Receipt

Receipt ID: rcpt_70d494d48a07a798
Output Hash: 8eea315dbd7b0c75c809f46d5e723dcba673a433da766f6e18b0425b63955f05
Signature: ed25519:2118b46ba0f2bc2a031cd5cb3bad26c3d62d6ca08f15e84e76ead38656c494f85145b987b047fc006b6b87df9a1188f509434608b69b8a4f1577a6857b7e080b
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/rubycup.com