otv.cc
Observed Jul 21, 2026, 16:39 UTC (2d 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.
Not responding
Signed observation on record.
tranco_100k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat otv.cc actually stands on - every host below is a signed observation
otv.cc
NS
vip4.alidns.comvip3.alidns.com
alidns.comanswers its DNS
MX
mx1.feishu.cnmx2.feishu.cnmx3.feishu.cn
feishu.cnreceives its email
DNS Records
MX 3
1mx1.feishu.cn5mx2.feishu.cn10mx3.feishu.cn
TXT 3
aliyun-site-verification=d07b4279-4340-4219-8fda-95341801abd5verification-code-site-App_feishu=ORhQZrsD1L7G2AWmLfv1v=spf1 +include:_netblocks.m.feishu.cn -all
NS 2
vip4.alidns.comvip3.alidns.com
SOA 1
vip3.alidns.com hostmaster.hichina.com
TLS Certificates (0)
None.
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_d4d433e2db4d5391- Output Hash
cba89d51d3fbd7a5c6e645a787c75fbca1037f6f854bb7ff98f6e5d95747d083- Signature
ed25519:29a890f36b4d4d0f97ed0698880208e56382d1178869b2032a1726134cb1ae7474926f2f4fe2b84ac7b2b519e72ae8e30fbdad3173ccfaeeaff4a3544859a308- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast