tessian.com

Observed Jul 18, 2026, 12:06 UTC (14h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onIncapsula

Email byProofpoint

Secured bySectigo

Also usesDocuSign1PasswordGoogle Search ConsoleAtlassian

2 subdomains · cybersecurity_expanded

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

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

tessian.com

A / AAAA

45.60.151.20745.60.171.207

Incapsulaserves the site

ns1.proofpoint.comns3.proofpoint.compdns99.ultradns.bizpdns99.ultradns.com+2 more

proofpoint.com + ultradns.biz + moreanswers its DNS

mxa-00148501.gslb.pphosted.commxb-00148501.gslb.pphosted.commx0a-00148501.pphosted.commx0b-00148501.pphosted.com+5 more

Proofpointreceives its email

TLS

www.tessian.com

Sectigo Limitedissued its certificate

DNS Records

A 2

45.60.151.207
45.60.171.207

MX 9

10mxa-00148501.gslb.pphosted.com
10mxb-00148501.gslb.pphosted.com
20mx0a-00148501.pphosted.com
20mx0b-00148501.pphosted.com
100alt1.aspmx.l.google.com
100alt2.aspmx.l.google.com
100alt3.aspmx.l.google.com
100alt4.aspmx.l.google.com
100aspmx.l.google.com

TXT 20

61208D2B45
MS=ms58311733
xw987m0980p3g99nbl59q5gslsfkw64b
asv=65af9bcfddeb32d19b851fc282638bbf
lucid-verification=ZCY9eqt8ztp2jfx*yvm
apple-domain-verification=7zL1Em1sI544V8AK
docusign=7bfd836d-b924-46dc-8a9a-353f89af3e4b
1password-site-verification=KWARPKEMV5GDDJ3I2LH2T7CNOE
v=spf1 include:_u.tessian.com._spf.smart.ondmarc.com ~all
_proofpoint-verification=c0bea0ab-f9de-44dc-a9c7-a6cb8c3c7fe3

NS 6

ns1.proofpoint.com
ns3.proofpoint.com
pdns99.ultradns.biz
pdns99.ultradns.com
pdns99.ultradns.net
pdns99.ultradns.org

SOA 1

ns1.proofpoint.com ops.proofpoint.com

CAA 1

issue "sectigo.com"

TLS Certificates (3)

Common Name	Issuer	Expires
`www.tessian.com`	C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication CA OV R36	Thu, 26 Nov 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

Subdomains (2)

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

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

Ed25519 Receipt

Receipt ID: 37030dcc-7f8c-480c-b54a-01237729468f
Output Hash: 4769b3c85ba8e02829a9b48845a3d9cfd702938bdd86bf9e15875b070db535eb
Signature: ed25519:aa0402566dc344ca2221d93bf10fdb20f3138b88b97fdd85af4d46a4a3a993a95c6282eefd7ada705e84a781683d500c65171b92a3ae570b795de24bfbd62b05
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

Verify this in your browser

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