usesi.com

Observed Aug 16, 2026, 07:34 UTC (6h 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

Email byMimecast

Secured byAmazon

Registered toU.S. Electrical Services

Registered withGANDI SAS

Also usesMicrosoft 365AnthropicAppleBoxGoogle Search ConsoleOpenAISmartsheet

2 subdomains · majestic

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

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

usesi.com

A / AAAA

18.160.10.10418.160.10.12018.160.10.8118.160.10.51

unattributedserves the site

ns-1461.awsdns-54.orgns-1713.awsdns-22.co.ukns-360.awsdns-45.comns-514.awsdns-00.net

awsdns-54.org + awsdns-22.co.uk + moreanswers its DNS

us-smtp-inbound-1.mimecast.comus-smtp-inbound-2.mimecast.com

Mimecastreceives its email

TLS

www.usesi.com

Amazonissued its certificate

DNS Records

A 4

18.160.10.104
18.160.10.120
18.160.10.81
18.160.10.51

MX 2

10us-smtp-inbound-1.mimecast.com
10us-smtp-inbound-2.mimecast.com

TXT 13

4sdtvklc1fcm2sq101tt93okes
MS=ms95533255
MyxkCK80jP1Z7PxJ5wbkA6O1XxJWZgIgCT5rTA5+Vs8Shvj1IyxhIOWfCXt+fp2bZ830AWmQQ4BrwEALL5r5fg==
anthropic-domain-verification-q344nm=ywLh8FygQxNqQlXbeG05UI1Da
apple-domain-verification=KRX1ptvuSHWPE3td
box-domain-verification=5d40a378e2f06fdece31e72165831931e8570cad219a2cf9bd60df540dd1a544
fastly-domain-delegation-Ah8PSYCf3BDzDJGZ-526828-2022-08-31
google-site-verification=eE6Q-tk2hoMyQaf826fqURpqe-3hy9wAxjlwAyZ-gpscisco-ci-domain-verification=3567669d94706e886ebccca9ab33e914096cb046e555dbc2c656e9075b18406b
nkne3de1id3o3mratg6760a0r
openai-domain-verification=dv-7avQbl42ccSRFZaQfDk4HgYI

NS 4

ns-1461.awsdns-54.org
ns-1713.awsdns-22.co.uk
ns-360.awsdns-45.com
ns-514.awsdns-00.net

SOA 1

ns-1461.awsdns-54.org awsdns-hostmaster.amazon.com

DMARC_RECORDS 1

v=DMARC1; p=quarantine; rua=mailto:dmarc@usesi.com; ruf=mailto:dmarc@usesi.com,mailto:dmarcabuse@usesi.com; fo=0; adkim=r; aspf=s; rf=afrf; sp=none

TLS Certificates (3)

Common Name	Issuer	Expires
`www.usesi.com`	C=US, O=Amazon, CN=Amazon RSA 2048 M01	Thu, 08 Oct 2026 23:59:59 +0000
`Amazon RSA 2048 M01`	C=US, O=Amazon, CN=Amazon Root CA 1	Fri, 23 Aug 2030 22:21:28 +0000
`Amazon Root CA 1`	C=US, ST=Arizona, L=Scottsdale, O=Starfield Technologies, Inc., CN=Starfield Services Root Certificate Authority - G2	Thu, 31 Dec 2037 01:00:00 +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; the only network request the check makes is for the published public keys.

Verify this receipt

Ed25519 Receipt

Receipt ID: rcpt_8ef12848204b9a52
Output Hash: 963d82318a95eab58a36f98a169ee02485b8896a0801c0e11946900063e26873
Signature: ed25519:6bf479a3af8a9ce7dc7b40483ade32ceafb70e53d659079c260b8de0bca69f235e379ec781a94ef1a3e56d14277682da5421486bdd84489c3a9831b2c9daa90a
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

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