optimum.com

Observed Jul 18, 2026, 12:12 UTC (2d ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onCloudflare

Email byMicrosoft 365

Secured bySectigo

Also usesGoogle Search ConsoleAtlassianFigma

4 subdomains · telecom

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

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

optimum.com

A / AAAA

18.235.120.168

Cloudflareserves the site

authns1.cv.netauthns1.cvnet.com

cv.net + cvnet.comanswers its DNS

optimum-com.mail.protection.outlook.com

Microsoft 365receives its email

TLS

www.optimum.com

Sectigo Limitedissued its certificate

DNS Records

A 1

18.235.120.168

MX 1

5optimum-com.mail.protection.outlook.com

TXT 43

MS=ms10985106
00D00000000hgQC=1TBUl00000000w5
00D30000000jZDG=1TBPn00000004Jt
00DU70000095tVC=1TBU70000000BRk
00DVE000008ZgUb=1TBVE0000000CsU
00DVE000009YnnV=1TBVE0000000GKv
00DVF00000PyicT=1TBVF0000000EHV
fastly-domain-delegation-00232645-2025227
apple-domain-verification=HuAO5qQQJwbutePs
jamf-site-verification=QtxJeABvBCA6sGhn7qPDNQ

NS 2

authns1.cv.net
authns1.cvnet.com

SOA 1

authns1.cv.net postmaster.optimum.com

TLS Certificates (4)

Common Name	Issuer	Expires
`www.optimum.com`	C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication CA OV R36	Thu, 29 Oct 2026 23:59:59 +0000
`Sectigo Public Server Authentication CA OV R36`	C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication Root R46	Fri, 21 Mar 2036 23:59:59 +0000
`Sectigo Public Server Authentication Root R46`	C=US, ST=New Jersey, L=Jersey City, O=The USERTRUST Network, CN=USERTrust RSA Certification Authority	Mon, 18 Jan 2038 23:59:59 +0000
`USERTrust RSA Certification Authority`	C=US, ST=New Jersey, L=Jersey City, O=The USERTRUST Network, CN=USERTrust RSA Certification Authority	Mon, 18 Jan 2038 23:59:59 +0000

Subdomains (4)

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

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

Ed25519 Receipt

Receipt ID: 9a6e1428-0528-49ae-8831-18029d90e2bb
Output Hash: fc1f3dace2600100674f0d12cf6327ee6729e8dd4fc9838ad03d81fc54115fa8
Signature: ed25519:bee31782616d49993a7df90ca85dc837f3761b9d22a9d013df8bdb67396f7bc7a6fbf58fc1c2dc7545ad987efb347bd3867a745d850025646b5b0dbeb5f1a609
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

Verify this in your browser

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