science20.com

Observed Jul 21, 2026, 17:07 UTC (2d 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

Up right now

Email byGoogle Workspace

Secured byLet's Encrypt

Also usesGoogle Search Console

1 subdomain · tranco_100k

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

INFRASTRUCTURE MAPwhat science20.com actually stands on - every host below is a signed observation

science20.com

A / AAAA

68.183.54.174

unattributedserves the site

ns2.dreamhost.comns3.dreamhost.comns1.dreamhost.com

dreamhost.comanswers its DNS

ALT1.ASPMX.L.GOOGLE.comALT2.ASPMX.L.GOOGLE.comASPMX.L.GOOGLE.comALT3.ASPMX.L.GOOGLE.com+1 more

Google Workspacereceives its email

TLS

science20.com

Let's Encryptissued its certificate

DNS Records

A 1

68.183.54.174

MX 5

5ALT1.ASPMX.L.GOOGLE.com
5ALT2.ASPMX.L.GOOGLE.com
1ASPMX.L.GOOGLE.com
10ALT3.ASPMX.L.GOOGLE.com
10ALT4.ASPMX.L.GOOGLE.com

TXT 1

google-site-verification=WCXJ9hV9Y3cwM9MhXO2WsrMN6x7hZI08wBeFdFR6UgY

NS 3

ns2.dreamhost.com
ns3.dreamhost.com
ns1.dreamhost.com

SOA 1

ns1.dreamhost.com hostmaster.dreamhost.com

TLS Certificates (3)

Common Name	Issuer	Expires
`science20.com`	C=US, O=Let's Encrypt, CN=YR1	Thu, 24 Sep 2026 06:37:06 +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 (1)

www.science20.com

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 science20.com. It updates itself. It attests a signed observation - not that the site is safe.

<a href="https://domaindrift.io/t/science20.com">
  <img src="https://domaindrift.io/badge/science20.com.svg"
       width="300" height="64" alt="DomainDrift signed observations for science20.com">
</a>

Ed25519 Receipt

Receipt ID: rcpt_d9f96432aaa479e5
Output Hash: 0390bf174a29392924e21d8f5598071ec896b787b4bed541e372de7c16549b03
Signature: ed25519:02e5a638f0126619c97e63aeddd5b15a01b9490448163035204689a2f4943e24e9a05b12d7105f0cd499e635dfbfa1e334b58ba7ab6dbfc44db813f4e6731407
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/science20.com