Domain > 129-0.cls.expert

More information on this domain is in AlienVault OTX

DNS Resolutions

Date	IP Address
2026-02-21	85.193.85.204 (ClassC)

Port 443

HTTP/1.1 401 UnauthorizedServer: nginxDate: Sat, 21 Feb 2026 01:41:00 GMTContent-Type: text/htmlContent-Length: 1895Connection: keep-aliveETag: 68da426c-767

!doctype html>html langru>  head>    meta charsetutf-8 />    title>Error: 401/title>    style>      body,      html {        margin: 0;        padding: 0;        height: 100vh;        width: 100vw;        background-color: #000000;        color: #ffffff;        display: flex;        font-family:          system-ui,          -apple-system,          BlinkMacSystemFont,          Segoe UI,          Roboto,          Oxygen,          Ubuntu,          Cantarell,          Open Sans,          Helvetica Neue,          sans-serif;        align-items: center;        justify-content: center;        flex-direction: column;      }      .container {        width: 20rem;        display: flex;        align-items: start;        justify-content: center;        flex-direction: column;        gap: 1rem;      }      .icon {        width: 2.2rem;        margin-left: -0.1rem;        color: #e02929;        animation: pulse 2s infinite;      }      .title {        margin: 0;        font-size: 2rem;        font-weight: bold;      }      .description {        margin: 0;        font-size: 1rem;        font-weight: medium;        opacity: 0.5;      }      @keyframes pulse {        0% {          opacity: 0.5;        }        50% {          opacity: 1;        }        100% {          opacity: 0.5;        }      }    /style>  /head>  body>    div classcontainer>      svg xmlnshttp://www.w3.org/2000/svg viewBox0 0 24 24 fillnone strokecurrentColor stroke-width2 stroke-linecapround stroke-linejoinround classicon>circle cx12 cy12 r10/>line x112 x212 y18 y212/>line x112 x212.01 y116 y216/>/svg>      h1 idtitle classtitle>Error: 401/h1>      p iddescription classdescription>Certificate not found/p>    /div>  /body>/html>

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Domain > 129-0.cls.expert

Is this malicious?

DNS Resolutions

Port 80

Port 443