uu.cc
Observed Jul 27, 2026, 21:52 UTC (5d 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
Secured byWoTrus CA Limited
Also usesGoogle Search Console
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat uu.cc actually stands on - every host below is a signed observation
uu.cc
A / AAAA
123.207.105.237
unattributedserves the site
NS
ns2.dnsv5.comns1.dnsv5.com
dnsv5.comanswers its DNS
MX
m1.feishu.cn
feishu.cnreceives its email
TLS
*.uu.cc
WoTrus CA Limitedissued its certificate
DNS Records
A 1
123.207.105.237
MX 1
5m1.feishu.cn
TXT 5
google-site-verification=IU1xo1ZBIjuQ7DnB_dU7hMEeveqaQkl_42BUUHyv75Ygoogle-site-verification=ju7X7LkycH9zIe5AJsAj5HTisit_y_z18fCqC0PyHeQgoogle-site-verification=mAGAyj-W93yStRoAzvyFuzPoFI2UcNesqC8NcXqXu_sv=spf1 +include:_netblocks.m.feishu.cn ~allverification-code-site-App_feishu=OFZH5KbnGYeu5snlXTxt
NS 2
ns2.dnsv5.comns1.dnsv5.com
SOA 1
ns1.dnsv5.com enterprise3dnsadmin.dnspod.com
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
*.uu.cc |
C=CN, O=WoTrus CA Limited, CN=WoTrus RSA OV SSL CA 2 | Thu, 15 Oct 2026 23:59:59 +0000 |
WoTrus RSA OV SSL CA 2 |
C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication Root R46 | Sun, 19 Aug 2035 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_0dc2a7538943f953- Output Hash
89a19beeaab3bb293690816a2ccbdaa2c99523c267629b16dc01805230192707- Signature
ed25519:7536bbe04335977160eb7f681a3496d96976b6b1fbcdf139f45d876381edcde86872e92770b050c532e9965c2dec2a15a2adb0aade84be58f186dc854bac350e- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast