It looks like this is a web page, not a feed. I looked for a feed associated with this page, but couldn't find one. Please enter the address of your feed to validate.

Source: https://blog-affczsspb.mit-edu.top/post/8057463129

  1. <!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="390"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "blog-affczsspb.mit-edu.top",cType: 'managed',cRay: '90f7ea956b42d6f1',cH: 'fO0nsJzc.esF0hWq_VshYNdeMUQCnvWusIuAXEMr1dM-1739146647-1.2.1.1-hlqLeyO3X.cLaA2Sol5arPw3cD9uawpX7ah65zvHvU46RJDvDDUG02h8pu0fQ_2R',cUPMDTk: "\/post\/8057463129?__cf_chl_tk=qo9w2XMBjoKiNsckFIupVONW3z1U._oel3HBwRizoSQ-1739146647-1.0.1.1-VUC9NuFHq7yqc4iqtU40__cnShcBZ7GkqChaggZsd5g",cFPWv: 'g',cITimeS: '1739146647',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8057463129?__cf_chl_f_tk=qo9w2XMBjoKiNsckFIupVONW3z1U._oel3HBwRizoSQ-1739146647-1.0.1.1-VUC9NuFHq7yqc4iqtU40__cnShcBZ7GkqChaggZsd5g",md: "U4aMpv6jePH1NXsMCbrHmRmhazeqsxNPhkvOGcOlVvU-1739146647-1.2.1.1-YiIZ3FzN9xH1yhkeDXQ0crfCfAALPDNZrJkZfukT2j.siWxKdwMTNk14_J.h_XAWuvsXuBn5kyVnUhVkAVErJK__fGMZmXBK1iXbqXcQdUcYTn1mh19ErXmA1qmaYx742kG7X2xBZeE1mEShNqEL5wtNE9RamStLwIVk_VMUOMsyrXK85JnOO1ugOacngX4AN7RsXsZzvK2L7kLSmG2UlPVf8KI9DektkZEsZQMOXc5d91WPFApuC9wtnlEpa.zB3Io27aLlzc6C2hAV43PRhyX1R7pmIqedbdpO3m2SR7f5JgV3ed9snCTD91QquMjz.ntJAOWKDhG17Y_3lurgdbtXKRjxmYLPcfUP5tvfnHqSJAFDvzPfarzreRckiM6p7kRWeL.w6Oap_lTYo6UAo6PAK8SPoT8FcGv_L.ZN65YK5R9GgMRmxPYLWmmeTRd6opT1yeUkumgpTi_9Fp61OoastAGX5oJuGn70g2MFOG92zcIYHFy4uIqjNsFI7CQp0DFL4AHw372dD1U3Uxscgs2zmOqutO4TjSExdI.7KviexOoZBN3LJPaxCQXrLldB4jcJgpff7lVhqdkosSIuB.DIGhz_Qr5eqDrwpoZpgB8jg123c3KZleYneVKnqlbgpxOMXMi.l85Fyx1nRgcz7lGAIWk7Mq6YBDm.49czCzNPbv1R2oRqrd9gauCkgJBpS4snNb9cX8rgnOcFjrbb1iT5Usat94_extGcpsf3TSOIN1JGGkE3tIhZPCFKFMGwYKdAd2zXW0SZ0FJFj4WJZcMFm6JlVh5jdPSS34WuLhxe7YEip_PElpmJ52iERc7Wf_J2CP3REpFfZucC7kCinw3RbeiXFughOrNEjmi93TmImELRnjvEH83lzN1gc6P11CALbCq0qPBp.NWVxh8aEkoab1vz2c6w4rwtwWlnc5wCMVn.pHaS5J9cPr6.FwlrhYLaUohFtLZ5gKohO3VQlDA1APRuPULtb09NQI71zGcT0czWvVDQnUk.JTMON5piwnIELNVQY1cXdbeC6qNKTXjzjQTMqfqkLM579xZCy.k_Hb_SVfOaZ1qmN2jKG.3AdaScEerOODLMIx5Z9wRQhS1.qo8zu1gtkSwJdYRKXLYvrNv92_BIBqcNH0XhAMvMxn_8CfkgG3QkxH13VkvgBMiA2F5GtmQGvZt1XQvsYk9wNAZ886WUFwLsi37FGAiTQau4xqQIBD4mz4z1._wBuxSBMdXKUatdsBYbEI3jg_JVp4TdnQXFA1MLRSqX8jlLV0htQBs.LlL0wbrbp4vHPyaN4ByvOfbOugRaPEA0jDD2XWw_aNsgQEkleENlqMBWzQ97wE41zwUQGKAda2xbUQVrkfhZSSy2SlUwF6gNiLnpxsgxy3nRd_OYBaqS7pweoQ3yv3eD8w8C.sVVgDN15LgzihDIXLAyyp0j6QNo2hZ76bfjzlXfTtHT0YIODEfFW2mQ3uwH3kKtPJNWu9grCSHWIJLWPiR1WRUam5gDCohWxaZKH__EVNI.4pYd530B1mlVQqDh6JhF46xkiC5I01BFIRLNuaS0MHNLqzczfubOvaeGdnYaqoQUtyPuJTfSYUx7q4KtiO16vy11qdl4pz6XtlxlpmOa2blqimxdSZzkX.G6mOVhpEvWvy_DDbie1Nd44MtjkKhBjby6cirFYhMP8rX40fKO3ISBVFBFVM0oVjFicknY3R9dLLspVMftBfVHFmohnwfEkEoiF8WffLRBQDtKPH0KCWz9S8IXEeJZbBwj9XLVy8ghhoHJKpyi9aaup2LCT1kzqRNMzWv5gENREg86lljplMF6rQHBmlNkOCgjvE2v9PCK_8cCEyOx0l9wdb0grnFs2raSafI52suxeUB5et8eVCNonwDSGJj_8_c0J1wuouSlm4iDLEYjgOOhpWjW3EnWS7ETtqdwDV3ZrH8MUlCF8NYix.0Q.0nuuC3_4Of_8ceQzDizd0OeTx_ffJd6p1i9FopfE28Oww3TxspJlaMklbgKWUMaMQPwJ8ZCF_t3xEnQK2KhqC1tJVAiLgQT5dcH6VrDKslsnXMrIZIN44.2mBL4oKhx9mgMPbNPtlN3DhK.dzcm2WkQCtbmw0dIVXfBrWhMS6Kj0Xlr_tK1V3LONNjNGvEHZu4CrcOOPuL45ZnEyq7KVVq7UrJT_EdIZnc2a_Bd1xjcI3gTzN.ctE5H7E7xGa5OVeid5nSyoTPcY3JAEzs_LM2p",mdrd: "FlfBSY1cyqEUx0n84TmNQSTzMDWPe2CS8TTE6p8O_N0-1739146647-1.2.1.1-FW_FH3VQpyyN2s0jZ5quHDwQ7jDRk5TVknrf3s3hGVSvkinICYn41Q67.1icfZjIqPBovoNNuvwurPeuftXbp6IPDVHvC.wP.Qwmakh6XKvIg8lGcaXEZu2elNk4vmmMQNOboYarABrYPCsYAvMd85RmJ98IGguwusuy636JsTDKwwR8zwzFnehGiBbb.t0ZHBhjGeDyVdufOYpuRCqwsGxRHlbagHk9eiIwlZhiqjETxQY28wOOZ9g2oeyi6NjXCG8bsZUWQQogJnjcCJ7GrGE7WPGaoaPvUkG40KU1JUEdO9hzgzqFI1f8brTHlQv1Q80SBIr_fpknnIOVxKqOzIdXQRUgaQrrNCPnYAjchQIMH3Ov2UO2EkFeOrzvaw5LEfOHZTOCRHinR2W7wrq7Q9PnjoQohDq_sxQGH3Rh_MAUaf8owSKJnKM2oSLMqQYpyVzi1bgBHFn1hEH77FkFzAYqNes242EwOS2JLG2B7zMpTo7IFe8NF1JHaKpy6l.p4uXlaDo6Uthu0TncVxMDticmpjjO1D0vy8UQCO3LtSZYSX2tIFS0jV5WUGDc_qz_rocaH3lHMeMTiwfWdHo.Gx0162dGbGrCnXLqdVgFAUHT_yD58hO9IfHx7FlTC785MOKj5WDoVVdQlnYmIfLbk5tYN8CZvC6aHsoDE8yEHIBEC_6fv.6w4bhBKOYaiu10kOZpDpwq0jnQVrhgtSakpBCDcto7LdbRl2TrGnZn5_UQt.qxSW1jyZlTNb885C5Zj8yp9cPXaOYaf3TQJOIc_sH5SYCHwjiESLrRylQb_eaz9Uf1qXWqEIHZNtLmq96V95RcmpuwcDeU6BT4pEFnws62tHIJ3k1yLs0BdGo78kOHCtZZIBf1gHlfaJXP7V7n62FE0MrPpLFFkQ8nkgbNnePFHmnNwZKQunjnpKpzWPK_BdWDiLeZ1nqUL.ZgrnMYj41WCbq4ZJh.v61030LvL8roRDXBPRZ8JITe4auHMJghGY2Y5CCoSeAyp34QDv4EvR8e9HntkgYMjVCSnoVBQmoTHqxzXRwCOzrKbIEasGb.eY_GolRvePSxx2ferSgOQDgta522dQrxskxQDjXDj1aD6bqqI_dkX3C8oj.Gh6iFO2Ue14m36LCPSZITwzepCHwaz.MhQg.EUZd3ceUpwa8irD7CrqZzMRSaIVf3INhFYrgylNnx_eOCUcdcxjtGfoJ7TJsxrs14e4WVjyP5UAFFyUyQ82wT5MehgimyjtpjgvVi3u20biDvkiYAhrMPMCbj0yItjvqgLwk2Q2C2Ak0c6JfpCKAtcZRAwYHItXqoKh3px8R5ztJ1yJxwDc8ibcu.BX7cJylnps5g0vIAA10nVLODvI5C3B6gpajgE.J4CF1CXIcNdk.ahtwLyHBSajRF6YNb4SXsUuqC1yYVry72T2xT1k0Q3_zTYkbKZtKV8l6Y8iXJ6SGSE0NsZt.1WtiH_cw9ZT3q6EuTpD8_pHRLP2mboriLHD0WIlGy50iN5V6epZha3wLBl0sAWLwOqEuXUOH7MLowz.ycdzxwLvcc9aRD64UCvtC27TdA3k51nb73Q6yU5lvsG.9g.M7itO2eyhgDFQMzg3sgFPQmxKp8NFJ1UkqLg8yFyMEt8vffLUAWXe8lckO4YnrOF4LaZSIeKrkkFxBNMUDhm_DthTC01Bu0h_oWRnprWg.jofcn8FLWR8CaKMUChoKKEr6RPlX6b4vQM.EZNBz2Hv2Gs0J7Vk6NfNqRwDV9fTIKI.u5wsri4TdxxyRfw5FpG1E8_0H3xaxeHMVJyDonn_SecZydUObgHvY.PqgzM7lWOkM"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7ea956b42d6f1';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/post\/8057463129?__cf_chl_rt_tk=qo9w2XMBjoKiNsckFIupVONW3z1U._oel3HBwRizoSQ-1739146647-1.0.1.1-VUC9NuFHq7yqc4iqtU40__cnShcBZ7GkqChaggZsd5g" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>
Copyright © 2002-9 Sam Ruby, Mark Pilgrim, Joseph Walton, and Phil Ringnalda