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-321275972482.mit-edu.top/post/1498560327

  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-321275972482.mit-edu.top",cType: 'managed',cRay: '90f816e50c80d6b1',cH: 'RvmFNBT1Suj0adtPjhVjvZfgJ6DEmafpCl4GbEN_u7o-1739148462-1.2.1.1-XmMSUpoCNEQ_YuA2Ag5Dg82LLbqXetZk8b.44pnf4EjQmn4PZsaPd6YO0S577AmL',cUPMDTk: "\/post\/1498560327?__cf_chl_tk=CV1RYwkT1hwax9n1ksOxOPRV8scVq9QBTJFEhOJXw68-1739148462-1.0.1.1-xxYYZav.MOH9jwalRj16pdfZVkYMDqfa9krVlPTJjCg",cFPWv: 'g',cITimeS: '1739148462',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1498560327?__cf_chl_f_tk=CV1RYwkT1hwax9n1ksOxOPRV8scVq9QBTJFEhOJXw68-1739148462-1.0.1.1-xxYYZav.MOH9jwalRj16pdfZVkYMDqfa9krVlPTJjCg",md: "k5wFoTC4rAl7OxYrqMwtsGv9FNZMCqeIYF4icRk0rT8-1739148462-1.2.1.1-tfuGcjPME8vnC_Ti6HBEOIrNDKms_y7_1eycG5RL4eL2IFUgV__06lZRJ80BJAcvI2q7BcnAd3SPsGQHvTAuFbT32k4TlYnzf2oKUbqEsWLVfUQTXMme6nz0hzCpBlRByW18t7kgUMA11Tk2OeyXXXjl4abnfJBtG6hzyIXR1SMAElc9QAguziL7AQ71KqDfryGIAZwHfAQm7qYnIgP5TvjfcRBfYtQBeK4ocu.W590kz4EKBO2auASMuCEflvBaBeij.dTAWqgG5Z1tK2_Sgk73YPrRAcZ6pe_lbED8qg2e7ECXW7fbGr1G7Te9HG7EhKpzMlwxOIwoRo2RBY25eqeT5BZhuTq9AQTS1rzfvX_hgQB0qJQCxUcY0DKE1pk9JL8OYZPQuKH8qJhhZJMjej4IT6W8kYVJHpDB2SeKIyGC.nZLugVhLL0TaxmB9RrQNsZV65acW2b0Ie.aMzBSPrjFN21n5IeylyWXjTz6IYl8dOPu0JCKMYkb5RxHvgiCopIW23dZ8TcpeTf6cmmW648fTIItDbliGOEO_ZX34Uzrn31tW7h0bE9TdFP3cLH39Yk..rcD0m_p5ENyIPdYfVFH8a3_EVlwfJVtbbOWeoyAQ3Aq8UWTdV1NK0U.bQcunqWTmHhZH7LSOqQJUw3t7nS7P4mMuX1DOD6Y6jVHAJzA0kx3Li.uDTuIui8KM4JAb7Rlxuw4.psNomMGWlhrPY7Vatu4WR2HkToUHQojO_8_k_ZjxaMguMePa8vVsf64BvHVdCw1t0yj1EPLAaR.cM_ZWybfrSflJuzyLql8hSjxN8M3Zr_88AkeuiT762YNMSmQSX8fiid0Y8.sSzHwEMSqZ7.5DZp1PfI9idedDXzHRIW1kHISdA01eGmHzkJcM7fYMW6Yjm_9a2DI8C6mHPBkTCpSZHzLA9skVEsw8Xqsch48KCbvl3QnQH2u5L.OJDJt0TYpvaYtL7ZZOsd1IRI3UQFsH5tMua9pZLPrLHT6egx6Vke7n5RxzBpzzIbuvztxyLk2Kzwye9mlWpPRWKyGuevm3d5Uq.7ve_GvpKOERJbLnBxsWY6a73oQ1I8tYsKw7CZIDiTdvYUDpePwff4wtfhdARmstupIudgeh4EkL350zlDG9AVv2My0yBv0mG81_Ukhw5uyYUCEnoPts0jkOjGpRUB8iTCiPf7KkHg3X96ncbquyI8Ld7YeanMUPYVZC22EBXb2SHlScrzL0hnoLIojwT89ZewsWRFBsNbrEVuawMMtPLw5fEZW7yNM2ce6CoJumG5XnJZPhGI1Nj.tSdCZyUp89xcuCHtyTnem7waiInrBAjrsLFYNnxBz8U4uKsgeqa98IO7cziMN5Nr3GUhhJpdDJGFrfT8Kwb1wK7_a2vCYtM92_B7gyGCbdC0xdHN27uF.2yCq0_YsrqIKyLSvb8RAsIbeKYq4h7S7PNqx6tV680V4EmlCGFLTl3LtM8pVNZ_QVIqY06rGVnf.mRdFBGHB_lQT_C3XbpP7USq7CJy24FNhXdAJkDsf5e6V6YaqMl9DBxXllSbGjqSVfZPgTHlQYqPkODL34bJXGZllrVHIJdaTNKynBDqgBbDtuyg9qA3ujtnH2V.DYrQ.Ta47vP8Lrr3cn7X7uyTLmScZymBeSyJhyE59mmGA__NZ0hPBZb6Ulmbi1E37gyPleswzF52cumt9BX8QvqUKmXP_sFor.afFZ5heVRWKCfXYJSCdjrkMgJiJrX1MhAMIg5XVTo9E6nJvaKwUBwb.3AZX9RQm3hbp_Q5JMZnSkTaoRuI5xfQLTPRhpGJ3LT66runmAwziZTUtDZlHVCNhpjGCUwL7Vc_g3k4ip6MlSIoj3XnHEA47icn_6ptEH1hRPCVQGEuTDu.Hd_hF4pBNxGNZvi3zQjryYrrsb_4hLAYHQAhch8_jJZ8vTJyU1pohTd3dj7shluV7D4oXD3weDs4AtwnOE.HAJaIhEH9AXdvXscVx4MHpjvSHEtIGmCGVrk6d47EB_E194jQgIg8LxjSITZrLnHKfuvEstkcj0e5bVl1DqepBjR6y0Sns1YWAWDu_wqyPvkZsJ8.b42qO17W1TrID3k1OmTtEWnogNAEwQevdcWuoVdW6nyLsrZ.IeVx7mgxLYI5XRXTepycezDVS8uA85Z5_W5HVQEKrgFEkiZ_d7b32W_Sg3KnzTeXqzOu09P8G5aFz8gMyj_Cb8fwxT1XZqUC7CbS37p8j",mdrd: "0VGbPoaHCCcpcL1muIq4r.prFlf3SpMy70YqvwMwCEc-1739148462-1.2.1.1-VaJDoFDStdO5atCa3IKzc0PXXVHM0fH1eWQ5ioLARM1zNvciinsXQ5M3n2ogzTCdb2qYe62Bk0n0OlYzB.wWFz_0pIJbFFCiRFgiqeD3.YNPrr2FXFHDqdHJ.H5GwQuPAqr0hVsca5_.qcyWaDksLg9BcsKL463ua_TdoiLzO45IcKuse8FxmwOoj85w84caUi3f5zbQ.b1Gp1jV5ekN.2nAjVayK_JKO.LYH7lOb8mYqaBdLk7AU73vmr1vZkIfO4snfK3DsKcJ.VUZMChEomNjgHa7xhGxgTfluxykKO1lvGkR6yk3d641MM76y5a.pvOSrnRYo.1IcOZqWEWpxZ1CrTO9Rmcec6mR5BaZsG3SGRJ.6B_.Rellj_jNjlJ_8r1LWjBASRVoTaIMmOu4eB0yUtz3SKF7TX9JtS8t0UJPAxUdisFGoYE6Cmtt.ydKXZ9yUHx8GuWFRtNtbwOMexQZVj4Yi3REaT00Kg36PKzHdy2pSAnQm8n4ErPkv7R0RJktj1pmm3BvbS6z4FuvWFYg1EH9yHHPXNFxx4VlvDH2C2MgwNVo9oP5huw7J4se_E8Bf0sygvhLxjYnZKMzT7hGkSkkQUCfsoZQ32J2ncCSnIlLQoDQC9YxChPJRV.ENZ9mz0uUO8S1TmpHeecLhIeI.mQlHczyabDINrIVlHd4.nRzWc5zTR6qGj7DXOUgeNodRguMSipLMmCW7xc2tjLLCS8U4zT5HTM9YqnYIPI8dK3XwNBBzxHqJ_6OLSudRZsB1QXR25DATebaRfpKcGhNI012tLD73vBuQSNvUo8HC7UR0kS2mhBM6CiI5jdIKSX2SQy9ymEi8CiAeBB13bDNMhuk_jzrIWP4e6I7FoTENi7Yrijpq_Wv8L3BSgWZiAOVl0byk2RzLoVi8.ZI0Wd7Z6c9_QY4Bt3xXtn0ttzR85NjCFn1LnAQLuPAWvfs6t8zOd6t24mkpLaK7ko2JD2WBEdmHGqhxKs6mBIMyVbi.csKBsWzjMDgDTwNVG402QlElVN7RcCmHf9u6tLbcTqbNYi_0voJKuqQnft.xRFcXC9SIxahByUJCG_NK8jxgOJBQH3ZhYmGFJIymDS2r3tE8MvsXhdN3YZbOBrgQ6o2QWtXCbXRfzsH1IFc5EuCQkOyvrHu1Qv3xN1C64ZdAbzPj2XN4hToctOGwguXwxbgqaXVtIuxgFt1rck5tM0m4Y9TROmFEuDT9Kl1Bs88reZojARr2x_kLNBfz45.l1_sONec1u4POsoqgzZaFPOUrcP4pqYL9_WbxUSwmcrIaah.wVYFgiv08X8CQWJq8uhQQyB3WHFLX8hiC6cpQJnfmSaMfXL5iV1MgGooGL2OwGPEteTe4piRTSXPmKVEMmxLnqOf_eFny_O1GASuOf..lTg79wcofHWmgSyCWcs24QlSPxlWoZ4kDLxKuYboOocPYt_Uc3zxAoS7W0_FhDUKVUvd81Xfe2PbNDE91doR_.8PU92S34.oFeJOdrlWHdEA9Ot3eqBZbp.DgSUMvnO0iNmg4obFeCeHx1z9DM.wbMziFLwE5_oM24j6Lae8JNahLCcHl1EMa4sYi_4Z6.FncryRRjFVj7djmrXYVc1n8PDbCVMz7wW4MXYusPOxv1HaYEB3QC7EdtgTAAVFVzIoiqCOG3_UVo2tYKORN0fFTOWGICfgggiPweMAL7M9Zh27MXQqehaxiTT7CCW8if5OMJxt_pkNUeyVZKsL66gBTIyWD2nG_u71l9lvXOVN2jY0_N.gcg5f4SOqdBrE.8wH"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f816e50c80d6b1';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\/1498560327?__cf_chl_rt_tk=CV1RYwkT1hwax9n1ksOxOPRV8scVq9QBTJFEhOJXw68-1739148462-1.0.1.1-xxYYZav.MOH9jwalRj16pdfZVkYMDqfa9krVlPTJjCg" + 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