checkmate.com
Observed Jul 21, 2026, 19:19 UTC (7h ago). Every field below was attested with an Ed25519 signature at scan time.
Up right now
Runs onWix.com
Email byMicrosoft 365
Secured byLet's Encrypt
Registered withAscio Technologies, Inc. Danmark - Filial af Ascio technologies, Inc. USA
1 subdomain · pharma_biotech
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat checkmate.com actually stands on - every host below is a signed observation
checkmate.com
A / AAAA
185.230.63.107
Wix.comserves the site
NS
ns1.bdm.microsoftonline.comns2.bdm.microsoftonline.comns3.bdm.microsoftonline.comns4.bdm.microsoftonline.com
microsoftonline.comanswers its DNS
MX
checkmate-com.mail.protection.outlook.com
Microsoft 365receives its email
TLS
checkmate.com
Let's Encryptissued its certificate
DNS Records
A 1
185.230.63.107
MX 1
0checkmate-com.mail.protection.outlook.com
TXT 2
mscid=i1b8T+LjSjX6tWyubXOoLff7PwWFNABZxFg8ttY23RCSiyjqtWpOMomLvK2AxQNyjZFyVqtS0Cxc4fJXKX9pzw==v=spf1 include:spf.protection.outlook.com -all
NS 4
ns1.bdm.microsoftonline.comns2.bdm.microsoftonline.comns3.bdm.microsoftonline.comns4.bdm.microsoftonline.com
SOA 1
ns1.bdm.microsoftonline.com azuredns-hostmaster.microsoft.com
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
checkmate.com |
C=US, O=Let's Encrypt, CN=YR1 | Fri, 04 Sep 2026 03:52:14 +0000 |
YR1 |
C=US, O=ISRG, CN=Root YR | Sat, 02 Sep 2028 23:59:59 +0000 |
Root YR |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Thu, 02 Sep 2032 23:59:59 +0000 |
Subdomains (1)
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 receiptPut the receipt on your own site. A live badge showing what DomainDrift observes and signs for checkmate.com. It updates itself. It attests a signed observation - not that the site is safe.
<a href="https://domaindrift.io/t/checkmate.com">
<img src="https://domaindrift.io/badge/checkmate.com.svg"
width="300" height="64" alt="DomainDrift signed observations for checkmate.com">
</a>
Ed25519 Receipt
- Receipt ID
rcpt_f2612d4f4d36a619- Output Hash
d5e0097c1a28cdb517d7df597c08aef7b9773558001ccd5acdac825508a175d2- Signature
ed25519:42ef6699aa292ca120c6ed7100da62751d15a0fadbd8d0dcc12622998941d927788b44819582d538f6f9ba76d5af43118833bb60aaf77c8469c174f40871970f- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast