nic.cyou
Observed Jul 18, 2026, 13:28 UTC (3d ago). Every field below was attested with an Ed25519 signature at scan time.
Up right now
Runs onCloudflare London
Email byMicrosoft 365
Secured byLet's Encrypt
tranco_40k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat nic.cyou actually stands on - every host below is a signed observation
nic.cyou
A / AAAA
141.193.213.10141.193.213.11
Cloudflare Londonserves the site
NS
a.nic.cyoub.nic.cyouc.nic.cyoud.nic.cyou
nic.cyouanswers its DNS
MX
nic-cyou.mail.protection.outlook.com
Microsoft 365receives its email
TLS
nic.cyou
Let's Encryptissued its certificate
DNS Records
A 2
141.193.213.10141.193.213.11
MX 1
0nic-cyou.mail.protection.outlook.com
TXT 2
v=spf1 include:spf.protection.outlook.com -allv=DMARC1; p=quarantine; fo=1; rua=mailto:webmaster@nic.cyou; ruf=mailto:webmaster@nic.cyou
NS 4
a.nic.cyoub.nic.cyouc.nic.cyoud.nic.cyou
SOA 1
ns0.centralnic-dns.com hostmaster.centralnic-dns.com
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
nic.cyou |
C=US, O=Let's Encrypt, CN=YE2 | Wed, 30 Sep 2026 13:03:43 +0000 |
YE2 |
C=US, O=ISRG, CN=Root YE | Sat, 02 Sep 2028 23:59:59 +0000 |
Root YE |
C=US, O=Internet Security Research Group, CN=ISRG Root X2 | Thu, 02 Sep 2032 23:59:59 +0000 |
ISRG Root X2 |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Thu, 02 Sep 2032 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 receiptPut the receipt on your own site. A live badge showing what DomainDrift observes and signs for nic.cyou. It updates itself. It attests a signed observation - not that the site is safe.
<a href="https://domaindrift.io/t/nic.cyou">
<img src="https://domaindrift.io/badge/nic.cyou.svg"
width="300" height="64" alt="DomainDrift signed observations for nic.cyou">
</a>
Ed25519 Receipt
- Receipt ID
a31309c5-4e90-47de-b4cc-d8a005f098a4- Output Hash
a75e5c612b6164312807f527e6f89d117254aa4ad3b809be7c1cd23080448c38- Signature
ed25519:2d64737edd539d59cc941b6c6964ea9eb499074787b776b0673ce089de3b237405bd6ba5e2479167d2f984212bcdc644741900a69a22f9ade8beb742ef633f0f- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast