skill-cup.ru
Observed 2026-07-13T02:51:08.606Z (15h ago). Every field below was attested with an Ed25519 signature at scan time.
Up right now
Runs onCloudflare
10 subdomains · tranco_20k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat skill-cup.ru actually stands on - every host below is a signed observation
skill-cup.ru
A / AAAA
78.155.203.98
Cloudflareserves the site
NS
a.ns.selectel.rub.ns.selectel.ruc.ns.selectel.rud.ns.selectel.ru
selectel.ruanswers its DNS
MX
mx2.hosting.reg.rumx1.hosting.reg.ru
reg.rureceives its email
HTTPS probe
redirect
Redirecting (3xx) 301 → https://skillcup.ru/
HTTP status301
Servercloudflare
TLS protocolHTTP/2
TLS issuernot observed
Behind Cloudflareyes
Response time1481 ms
DNS resolutionNOERROR
Redirect chain
https://skillcup.ru/Every field above is part of the same signed observation as the records below. Blank means not observed, never "none".
DNS Records
A 1
78.155.203.98
MX 2
20mx2.hosting.reg.ru10mx1.hosting.reg.ru
TXT 2
v=spf1 ip4:31.31.196.41 a mx include:_spf.hosting.reg.ru ~allv=DMARC1; p=none; aspf=r; sp=none
NS 4
a.ns.selectel.rub.ns.selectel.ruc.ns.selectel.rud.ns.selectel.ru
SOA 1
a.ns.selectel.ru support.selectel.ru
TLS Certificates (0)
None.
Subdomains (10)
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
04d62513-5c0c-4ea6-afd2-5b46dcda7076- Output Hash
560c1ec2177b68f785d16a969e2f6455a40b1beba56cd3ac16522de8f67e101a- Signature
ed25519:4ebf8052c1dc5e9920cd75a883d81463a921490f14affa60c3669649ebe9346270b6cff5a6e46d3f4a07f3a138f65b214630e9e683c8687451243a8a0d011509- Public Key
ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b- Parent
(genesis)- Plane
- fast