quantcast.com

Observed 2026-07-17T13:17:43.239703867+00:00 (11h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onAmazon

Email byGoogle Workspace

Secured byLet's Encrypt

Registered withMarkMonitor Inc.

Also usesAtlassianDocuSignFigmaGoogle Search ConsoleSlack

tranco_20k

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

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

quantcast.com

A / AAAA

35.155.244.125

Amazonserves the site

ns-1410.awsdns-48.orgns-1936.awsdns-50.co.ukns-33.awsdns-04.comns-538.awsdns-03.net

awsdns-48.org + awsdns-50.co.uk + moreanswers its DNS

aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comalt1.aspmx.l.google.com+1 more

Google Workspacereceives its email

TLS

quantcast.com

Let's Encryptissued its certificate

DNS Records

A 1

35.155.244.125

MX 5

1aspmx.l.google.com
10alt3.aspmx.l.google.com
10alt4.aspmx.l.google.com
5alt1.aspmx.l.google.com
5alt2.aspmx.l.google.com

TXT 17

BPL=1841143
MS=ms56396602
adobe-idp-site-verification=d6e7d54447b1d51a3401a373d7ff675ad5c3f0f88085f426edc600cef3c44528
atlassian-domain-verification=TNEt1rCyWHsplrUUz+uiu1yurXFN15SrKggdskmlABeclN4WFLcyNkb4HsZcKDpf
atlassian-domain-verification=XA8f7T4mp7E17TLV8WuYUZx63z0McRcc022Xk2GaYPkKI1eLzmlta35XiQDmxyET
atlassian-sending-domain-verification=18af88e9-b0e4-4f86-a2ff-a69def878282
cursor-domain-verification-mc5sbk=UX5uGQGn95QgC9RPqLDWXEbZW
docusign=9db9d3dd-9ac0-4c84-a1ed-b42001f378c3
figma-domain-verification=4fc702bb76e41b73822c9341f57c4f590d1a24ef1a1092870436dac7d11bff8d-1745955127
google-site-verification=Siim9S6UoHtnV9LQ9szLd39d4UhsEjUjPc2DfHMVma0

NS 4

ns-1410.awsdns-48.org
ns-1936.awsdns-50.co.uk
ns-33.awsdns-04.com
ns-538.awsdns-03.net

SOA 1

ns-538.awsdns-03.net awsdns-hostmaster.amazon.com

CAA 4

iodef "mailto:netsec-notifications@quantcast.com"
issue "amazon.com"
issue "digicert.com"
issue "letsencrypt.org"

TLS Certificates (2)

Common Name	Issuer	Expires
`quantcast.com`	C=US, O=Let's Encrypt, CN=R12	Wed, 26 Aug 2026 07:15:45 +0000
`R12`	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 quantcast.com. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: 84e293ad-e5c4-458b-89bd-d6add86835e8
Output Hash: 5625c3138dc94853ee08fd784487b38039df97d9c86a5b1b3a57f8434ccf41cf
Signature: ed25519:b26fd9485b4ea1654c84c953c8151cf950a725caad56f6a7a5b039c04e16ea8ace13b4e011b3aa0fc4f01a1162c166e407c2b13098e9ed2740803136465f6a0d
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

Verify this in your browser

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