opendsp.ru
Observed Jul 18, 2026, 12:51 UTC (3d ago). Every field below was attested with an Ed25519 signature at scan time.
Up right now
Runs onJSC Selectel
Secured byGlobalSign
tranco_10k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat opendsp.ru actually stands on - every host below is a signed observation
opendsp.ru
A / AAAA
5.188.131.137
JSC Selectelserves the site
NS
elmo.ns.cloudflare.comserena.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
emx.mail.ru
mail.rureceives its email
TLS
*.opendsp.ru
GlobalSign nv-saissued its certificate
DNS Records
A 1
5.188.131.137
MX 1
10emx.mail.ru
TXT 2
mailru-domain: xRVOI5Btm7PAEWwlv=spf1 redirect=_spf.mail.ru
NS 2
elmo.ns.cloudflare.comserena.ns.cloudflare.com
SOA 1
elmo.ns.cloudflare.com dns.cloudflare.com
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
*.opendsp.ru |
C=BE, O=GlobalSign nv-sa, CN=GlobalSign GCC R6 AlphaSSL CA 2025 | Sun, 06 Sep 2026 11:37:06 +0000 |
GlobalSign GCC R6 AlphaSSL CA 2025 |
2.5.4.11=GlobalSign Root CA - R6, O=GlobalSign, CN=GlobalSign | Fri, 21 May 2027 00:00:00 +0000 |
GlobalSign |
2.5.4.11=GlobalSign Root CA - R6, O=GlobalSign, CN=GlobalSign | Sun, 10 Dec 2034 00:00:00 +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
42a5d9b0-d6c1-42c9-8be8-c06eb1b1f79f- Output Hash
a40058d4e646d0ae2c3f32cf4b2417c40a32ac21a608ee2bd9264dc16495a111- Signature
ed25519:02f4db265a99d05afba8d7a520ee364ca7c5edd0f8656c9de0d73d6eeaf664478c82b54502dc649515eb06fa9856bd8772ba5475f735bb8e1040e7ff982c7b00- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast