summit-materials.com

Observed Jul 21, 2026, 19:14 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

Runs onCloudflare

Email byMicrosoft 365

Secured byGoogle Trust Services

Also usesDocuSignAtlassian

construction

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

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

summit-materials.com

A / AAAA

162.159.134.42

Cloudflareserves the site

ns1.netnames.netns2.netnames.netns5.netnames.netns6.netnames.net

netnames.netanswers its DNS

summitmaterials-com01e.mail.protection.outlook.com

Microsoft 365receives its email

TLS

summit-materials.com

Google Trust Servicesissued its certificate

DNS Records

A 1

162.159.134.42

MX 1

5summitmaterials-com01e.mail.protection.outlook.com

TXT 15

MS=ms15018204
MS=ms26322839
5frjc8e7bmmtesn9i6a9hskh1h
rf4471g0oj863lfkcmgp80scnn
s2jgfkm0okravsget2f05a9ea9
uqrgr2f1g19h90jjhovvhltirh
60f609c2-7a54-44d7-bc43-51f23186850f
apple-domain-verification=0jtsv7DATNnvrgjY
docusign=426e2825-4908-42f5-a01a-507910cce457
v=spf1 include:spf.protection.outlook.com include:_spf-dc4.sapsf.com ~all

NS 4

ns1.netnames.net
ns2.netnames.net
ns5.netnames.net
ns6.netnames.net

SOA 1

ns1.netnames.net hostmaster.cscdns.net

TLS Certificates (3)

Common Name	Issuer	Expires
`summit-materials.com`	C=US, O=Google Trust Services, CN=WE1	Tue, 29 Sep 2026 04:56:06 +0000
`WE1`	C=US, O=Google Trust Services LLC, CN=GTS Root R4	Tue, 20 Feb 2029 14:00:00 +0000
`GTS Root R4`	C=BE, O=GlobalSign nv-sa, 2.5.4.11=Root CA, CN=GlobalSign Root CA	Fri, 28 Jan 2028 00:00:42 +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 summit-materials.com. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: rcpt_74328d5deb24a51a
Output Hash: d7b3a143f421af9a74bfa245cbbd4244ccc7924bd25967f1c0d28eadb93ecd62
Signature: ed25519:155c157dae35e20c21866e8d7d60da2742b19113adfa541126b9259b017ca44fe6a18780bc9f5dd9f040e8032682d67955c6c398ad860f325639e1cda2133005
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/summit-materials.com