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-983048511353.mit-edu.top/post/9865231407

  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-983048511353.mit-edu.top",cType: 'managed',cRay: '90f240b8beee9c66',cH: 'Bn.pEWorh4IE2UFI7.LiSTCS4bzVUS1JSG9gc1owMCA-1739087261-1.2.1.1-QjdHEMu6tFLmi8xEVV0BfbJqZnnyFX1zYbWkqogV6sBGSDHpp27ma4YIcaN.GmyW',cUPMDTk: "\/post\/9865231407?__cf_chl_tk=vWTau5QBU_wDsEruMdXVSUrFK0_W_3ai2xRgyN9U.cM-1739087261-1.0.1.1-0sgaR3HNpVp3Z7wFGskNt8Ce2K84ygOG5hEV._Fa7oc",cFPWv: 'g',cITimeS: '1739087261',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9865231407?__cf_chl_f_tk=vWTau5QBU_wDsEruMdXVSUrFK0_W_3ai2xRgyN9U.cM-1739087261-1.0.1.1-0sgaR3HNpVp3Z7wFGskNt8Ce2K84ygOG5hEV._Fa7oc",md: "VVSs_1xJhR8b4ZlSxaKCB7PEsHtpDVTY575qvMu.q6k-1739087261-1.2.1.1-eTaxeidK_fwqfzd0qetBEbn.x5Gd7vDamvkhlYKqlv2xjg3gVuDTTrputvHcgTWxZ.iVPke8ug.OaOiqr1bbtzp4_zgzWqomPKStiu_m389vxExEpWyG835x9qcpWKf0vcSZ15ebdtRW05TtyfhKSmL4S2pMJurWZSmp7ibdN.lsgMQ5UfrSqtBxNMTvqIabcAcHbhKL_qZ9Xe7U4.Xz7aN3BLWIrdwVJrQVu46aWrSPA3PviIFxWUKUcv3_YnynAGVQb9DAwrt2hnqh2mQhRg69cXSZLW3_Vbp..rVVkuGq5RfHNUiTVvi93gFdteN2i4mUsp4BLg55Kdf_YRTCth7597M_iusyzNPheFN5EHPIe4.8s_HTHiOn35x1O.yl6rIouMi4Gb2cQ9sGwpK0hQfcznNRDQkEsekY8B.Px_lZEUFS6ivgBxgF2dLuDfG3zlwciBLoeovjdixH08FKrdd38bomOjYaEJ1zQ9l.9X9yPOwm8q5oeMGZITKZ4.0uMBZwxlQvs6PHMxhpqFL5avHh5oy5dYXUTfJNaMMSMXKrUJuBUWVmbiX6SYdiD1lbE.89pJyWfFHnbxHV8IH06qfHf86mnzRJn3cSdsT9R00z5ffLu5YFUGDoB5S_KIQKQXH7e7Kbq3jGP.wssC_FvlO_lkqTXpc.Ut7Z2TynuBqeWTzSJzrf_tAsNegCV6kLPgURVbunZbr0DMyDgMirgweZxwMt6IkSxPY39BqThZ7GBnmIe1ZvO5O2wh_.zCRWkdebqepyxAxWywFYkEEj5tfeVlY1VDEm0CwdiQjzGmzKCa2fFz_52OUcZDgQ9h2KteBfoprNT59FpBtWHNmxQZBTxmJXj91i2b9vAjujBJXG.mvjAZ2mcRJyvfkOM9lbrXgacT6.2AKxOmtiu3l2CO9EwzdoQEG71CTOtIS12a4PLrgj3A3rw4xAgX5nnYQT3X6oLK74RzyTcwOk5cYFT2OrNEkipNk5LU3B1CCDo.j0Rs0.tysmjAesvP0eNBbgcmSP9a5uUKcXHgVOtt8QJoCOZ__XyFiYXyeJsMzjdlff9pmS7gWgprgEPNsfG5lCXOXVjBN9HgRV1YV5RNgsKDXvk8rCeX3VheI5Myf3xhUTWDBWe6ZIe.JxP9FW6I2Ow3tV93F6ILs4pqO9lGwnKyd2hpHzljMFsFLI_Z5wiFGWOOBj_gIRQPdpDRs253nrdVbMmEFQq63h35SFDkmv9SYXB4WtiritXGtcLqEukiD6iEjcGGrfG2GYP1Ftdr18lA4qswjayRhgdqwUB0smPDFILrsJK0y7DhYfIH1Hw0iQP6Twm0dlK15PVdeBuNvJLBDaVxe7MvrClbKmh5Lk9cqo3D1fuRCm1rkDQa1LJJbsQmQ8XDy1LMxOanxDLm1JyxJ6BjfzwvM7qM6kFhl8fGDUQ8umDXaQ0hhUqcR.GNBMVqNEtDF_hDWbBcNwKdLU8MAdONodE87nHoSuZqh5yLZ9NwjgkJaYZySV.ixV_jrt8f76cAudhdXxqgwnpnpsUcYADiiaadJaRA9xkVnaCQP0406R8O2d.WBpqmagc4vuBb74QB9ZuNOP2KBPkVv8MUEG7j_Z3LZUZ1Lt39TaiCbKgRmJObyP8uJ3eAbzq1wfyab.dt9yf0s8zaVOQ.XC3SzAl5h7HlP.OHbEWpY4TunXjGMqptIES.WKKFZzvn8p5W4i2K6.QknZZuZNDh1FWbEGt0zFqOrRLZIAG6Eq_V_M1wTehjdF.tAZjMCBuC_RC8F5e_5Ka4dJIikJj6fLbeyjNBAkHC5MG2DnHcSfe1nWDX7EoTDf10CfCxZd52btWahhGlmI9vD_WIoZTUZvwhsNtU.l1esiKPHDlaAFHA1_9A7F0eNmJaV2uzHLAZuOm_5cQrwj6ERrzw.7daROug62lkmI_MRPh.Bb_RKd3V32JD0Im.VJMvshHoTYUs2ZaUgmfwXk_OM8MqIY8kG1rG43ACRl5qiEMw2xHJ_zFhdDDPd9EDaH9O2.AlKhR_oTl2CGpi3B_yYCoryCDoKpEcLdQ6tjteWSRwlZpp7aJ2vOc7pleUgcmOzBTopbFRap13Mtm6HKct9k4ed6mc5zSiavp6zeXgsaJXTrq2_4HyFOU6XG7mjBCyV0hhXy51W.I68dvMKmcnBb.YJDH_hS2Lkmoq00deboS4H.Noa3ZYWm3fJYORRwm1cRQ6lCeK5ysPlPNKVPvVa427w8SwQW",mdrd: "zW_uyvGm.T.XAxMZSiOZg4SNIXaCQXH8EgMkZs3tw1w-1739087261-1.2.1.1-u_MgTDSE3u19Rv2k.5ET4ouGxm2Xol4cOTjHtpLCTPRQiRLW.slfB_zrRH3qOW64HQ4hTGC8NnAV50IYHbK8PEvkawchT3CLJMbsSLEz5.Ry_sfkoTAPAwiRECOO4UlHMyAfh1BJJfxOyFTZ_ef9D3FJ7JwRRDpLr.D9N8TPFjFfBBLem3EIKP5CJHCHZ8kfnQnbAdF_nS1aPBHzt..x5FQvbO1Y_CrPywRYj3pQcj4BCg4sl9WxafTUREPrr1X6rUtF6xYuZncjCSk9nZYFIHBhiFDcRr6tIFW8KdTsd9fxYF8J9Z972ac1fIsz769xwWRae3eL_r7baii.XVNRdrMYnyqlwyjzd8Vl1xAU7wsV7EI9yC4sROwy8iwn_oQAcM_W40uaOTF4K_bQjbXzt5LCC_ikkH3O2TNVnBVxnpauVgZvvCzxHbv1ub0MbY4Y9EsaPaqDMv5CO3go9bREU11aCHdsvr6tCW5.x.BFOg5kNF_LFz4e8jD0WRpuVDbBDs3jS0l4_7Gvp4ySwsBfle9Nn1NrOQa_2.RO9vJA7kX71NkvsLgsW3h2_VzR9489Ihvl6J1dVNJ13A2FLIFj1Y5uYPUdWTTTIvgT8ARJLIS1FqVbDGJTlvOoEBuIMjixYgtH3j9az8ENu59q9..ANQpHkn_5H8ni05zQpXva9dmOrDh3UVRJmgKFQEZJkozH7_eL8v2FIRQcSy7wd0B.7JqOvXEeU_prVhBeR81q0jf157qXBn8C4BbDp8AlXrvNPApbr.FYtXYhdCBLnB5tRQNsrl3qrY.lPDTtTZqYFZE1INpymXE8KCl68tI6zkB_kLnPzhG3k73FRXAr5fvcXs3kq3eKun6wY7Fj2ivvuN7xvrMpLRt.WtieInOpf8cypXjDCv4GxFHZ4f4I5UBhIxsVwCfX0.R9Amc89XVx7mETuTI3I_.IZ4uWI800Tfaa6kQ1v_qt.LKJhl3kjkTfuvzhZvzIpC52ywGTI64nxXISmPA3HgX8xA1zGs0sW8C6kB3uwYjbUBxhdahP1Q.2G2YO1YxeJ7z1_P4uPYAfZqdUFnAxcvuZqVXydDNm0J5kXg6wV6mU.uQbcyHf7xywn0WIldpOIBotF3nKL_LkK5xaTHqi4fQGKRszn.upHmPYty.lVWDbBEATl_72241e7PL87Z3hYA.YZ14VRTgiFh8ggL9rAK8FCWYk6rrC1cU3t0WbblfbbyzW2C22RWcub_wgxeGX8fSki_PR8LcQUFR3RF7mDUu5McAZ3BVeeENTN2YLjFk4vKh7MBUmX3pHS5iz8vbOymiqlmHpbEZr66HsWioHww_aKp2ovXlWAy.k8QsMHAK8P_sTFQAnjYTxotO9sCGrR2bzaCaRBhYUv9ZbLs0xinpztpHGBeqHkuOWfAasqPkSO_t.6Fr7ITHVJ1hz34bn8MRbRrsa_rUD2L1FA9tbHmtLm1WAunEdaDud1kYg2FAFFuoFbhmm7fbD6ZmkOwyt58bjSYBPlL56eVCHPZx1D9jfLyfOt1AXoWMmg41EXuV7.ghg7UzzehgtNbgB1L2z78oc5Zf0xLYFhXViU0vT3Z13zMCfSeMgkclGOY4UmJHoDHKKRTP79CrPW.318KF1C9rcGlK4GDoh45jfFggFwnU.U1X6BrLaa.WBqlI_PCQb1uKnWSmVYUJgxI8xbD_gE5ncejc_7LpY4_WQ0eOV2YK4oy4EIUOXH9NL0xzP0FrPEYQjGRBaNcUUIjxpKQ77d8vXSQtp6Pj7_QfSMLy3YdHB6MuOofxEiW4n_ZaQUqPi_zAxkRp8tbNRDF.4biBOlQYEsYrXBM39qpo"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f240b8beee9c66';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\/9865231407?__cf_chl_rt_tk=vWTau5QBU_wDsEruMdXVSUrFK0_W_3ai2xRgyN9U.cM-1739087261-1.0.1.1-0sgaR3HNpVp3Z7wFGskNt8Ce2K84ygOG5hEV._Fa7oc" + 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