on-device.com
Observed Jul 22, 2026, 00:59 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.
Up right now
Runs onCloudflare
Email byGoogle Workspace
Secured bySectigo
Registered with123-Reg Limited
Also usesHubSpot
tranco_40k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat on-device.com actually stands on - every host below is a signed observation
on-device.com
A / AAAA
54.171.232.13.251.44.15634.249.218.177
Cloudflareserves the site
NS
ns-1310.awsdns-35.orgns-1654.awsdns-14.co.ukns-183.awsdns-22.comns-961.awsdns-56.net
awsdns-35.org + awsdns-14.co.uk + moreanswers its DNS
MX
aspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comalt1.aspmx.l.google.com+1 more
Google Workspacereceives its email
TLS
*.on-device.com
Sectigo Limitedissued its certificate
DNS Records
A 3
54.171.232.13.251.44.15634.249.218.177
MX 5
1aspmx.l.google.com10aspmx2.googlemail.com10aspmx3.googlemail.com5alt1.aspmx.l.google.com5alt2.aspmx.l.google.com
TXT 2
v=spf1 include:_spf.google.com include:sendgrid.net include:8900697.spf05.hubspotemail.net ~allv=DMARC1; p=reject; pct=100; rua=mailto:huw@ondeviceresearch.com; ruf=mailto:huw@ondeviceresearch.com; fo=1;
NS 4
ns-1310.awsdns-35.orgns-1654.awsdns-14.co.ukns-183.awsdns-22.comns-961.awsdns-56.net
SOA 1
ns-1310.awsdns-35.org awsdns-hostmaster.amazon.com
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
*.on-device.com |
C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication CA DV R36 | Sun, 08 Nov 2026 23:59:59 +0000 |
Sectigo Public Server Authentication CA DV 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 (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 receiptEd25519 Receipt
- Receipt ID
rcpt_e2916b14c079be78- Output Hash
177cbe2e9e497fcb7562a9a529ab0969bd2eb1f810adec33159ea402462cadc1- Signature
ed25519:13a3512105e22232e1b1dfea3b33f945177ac4f103bb27159522a8e8409f9fbe572a21a1dad08960f680490cec6a3bc7c376594ca2153324d6326b6b26bdd60d- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast