cirrus.com

Observed Jul 24, 2026, 17:47 UTC (1d 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

Guarded by a firewall

Runs onAmazon

Email byProofpoint

Secured byDigiCert

Also usesAtlassianDockerDocuSignGoogle Search ConsoleMiro

3 subdomains · aerospace

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

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

cirrus.com

A / AAAA

3.167.56.293.167.56.923.167.56.1083.167.56.74

Amazonserves the site

ns-1288.awsdns-33.orgns-1755.awsdns-27.co.ukns-342.awsdns-42.comns-680.awsdns-21.net

awsdns-33.org + awsdns-27.co.uk + moreanswers its DNS

mxa-001ae601.gslb.pphosted.commxb-001ae601.gslb.pphosted.com

Proofpointreceives its email

TLS

cirrus.com

DigiCert Incissued its certificate

DNS Records

A 4

3.167.56.29
3.167.56.92
3.167.56.108
3.167.56.74

MX 2

10mxa-001ae601.gslb.pphosted.com
10mxb-001ae601.gslb.pphosted.com

TXT 23

BGXHKuF8mZNsKBq5ly+ywRJRhZ9V/0A1uYXIIPTfBGrAwZzAay8FF382fwp+PQ4rSNRrj4kWxO1nEbMS41pJzg==
TDsS0s+dsk9iJPq2a/R66YmPJx1Mx+yaCd0HU1HS+g7Y5psaSYC+Ek6lHl4OmJqR/deLFbNbLe4vUyZOtTUTcQ==
_n7nn8jsjc9epm7yd63mt6tqp5swdbkg
a0354ac5-b260-494c-9175-23f48f123e76
adobe-idp-site-verification=a0b24157-1ed6-47da-8c17-deb73b8cc527
anthropic-domain-verification-6f94yc=mpThStuIBgOUJBQQmxGxyOpyn
apple-domain-verification=jbwIuFiz7X5x4L8l
atlassian-domain-verification=3ixdDTSrm5jeWwNDf9dgOhtjdU4lR1W63y39v4yeWa4TSmBy166T8hehnEWAkCxD
bw=Eq6kdj94pXgfMXI9rEXrs67zbkCbSKiSnawiK9b1TxLq
canva-site-verification=bUufd5FqPilUx5n59-nmtQ

NS 4

ns-1288.awsdns-33.org
ns-1755.awsdns-27.co.uk
ns-342.awsdns-42.com
ns-680.awsdns-21.net

SOA 1

ns-1288.awsdns-33.org awsdns-hostmaster.amazon.com

SRV 2

xmpp1.cirrus.com:5269 p0
autodiscover.cirrus.com:443 p10

TLS Certificates (2)

Common Name	Issuer	Expires
`cirrus.com`	C=US, O=DigiCert Inc, CN=DigiCert Global G2 TLS RSA SHA256 2020 CA1	Fri, 12 Mar 2027 23:59:59 +0000
`DigiCert Global G2 TLS RSA SHA256 2020 CA1`	C=US, O=DigiCert Inc, 2.5.4.11=www.digicert.com, CN=DigiCert Global Root G2	Sat, 29 Mar 2031 23:59:59 +0000

Subdomains (3)

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

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

Ed25519 Receipt

Receipt ID: rcpt_4a8bbec737103d34
Output Hash: 603473431aede9e8e90a05638efe3854f9cc0c1d830640f770bdfa0f05f32f20
Signature: ed25519:f4c88813c50508b6b0f25d523ca781c005e01fbfa314a01a953b6176ca0eabaa699055e2180e981cc380bbf97d693977afe808212bf778c568875d793167ed0e
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

Verify this in your browser

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