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-986466353928.mit-edu.top/post/8704269351

  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-986466353928.mit-edu.top",cType: 'managed',cRay: '90f840610bd281af',cH: 'sgb5VEsbK4g0sTJUw628ZogM4Cx6rzgv67V1Yivrwd0-1739150162-1.2.1.1-tA6Z_iuQFrlbjCqqZYALILm5g0ca.N_FLcGNOoxfPZ8ZUNc4p_n31r6SXQ0X4eIO',cUPMDTk: "\/post\/8704269351?__cf_chl_tk=tBMbWFUkLILtNirHJf2rRFrxGJxxXf4KQc0j9nhZvS4-1739150162-1.0.1.1-xWz43HbCX_rf3I8XJ4.ObI_hK7hrdcqj9F0mXa_Dr4Q",cFPWv: 'g',cITimeS: '1739150162',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8704269351?__cf_chl_f_tk=tBMbWFUkLILtNirHJf2rRFrxGJxxXf4KQc0j9nhZvS4-1739150162-1.0.1.1-xWz43HbCX_rf3I8XJ4.ObI_hK7hrdcqj9F0mXa_Dr4Q",md: "EY0nPkXRQOLQunirrSQifyloBEafEZOBeQBLCEvM0NM-1739150162-1.2.1.1-CL98L9Eaf7XfEgGilrvFlS9WobK7c56douEmf2mq.z8nh1GP7vKqHOLfawdivgfUKovgxX49fBWqMYoUmGMGkWViZnJq9vw5yfYmpwsd_vBRhsxG8QKLjoizs.XOXoK2oMjcBfhVlmTUq6F2c_ILnY5Fx_LVIgXmqUleskscwMwogJrFbKBV5zHisRuNkkgDtENifeHPC73lE4O1nLRjz81rbUJimy7aGe77hD3n5UFdjmcL6beITNOBmHn5Gmd9IObLxL_6aoUcd3E8xJFxdR2sdbWA7bV7ofgudKlh2QLUNRHMofdwyEMIv_mowP7c3RX_ekDIkaYf_lacCRayOYM6H7WpfnNlnWj515DLxMmcxRwphNxShXbVbj8Gutjihn.8brYnGquA.0dD3McGp.Ua9mdF7FAaQEFp2RuTNGxDE1u5k9FC7dkF8LjWCqGx3TCXCYtelFWGpoTz4TbVHH4sg7CSXaD1vFrFIKEYhqnZFGfZj9.AfPKI_g6XGIfFUUwAbuJIzZUZlDfzr.OaARZijDznupuv6QUeaRsIeLUwetyOGAdAMmgHi5tnqb_WwYxnB06LXMO_KUGUeDWDd2tsOlmv.Ue_tNCtIYA1cC.WxE8mqGiTccvnh6tT2QFR19ZcjoaBDP81U267oLbXTePSVnVV1PKeNZZSD4QTXpfJM2fcWx6Se7uHIULeiNor_ze.SBi08r7dJcbfsXRbmT_nOZBRNJVmopHDqmcSxSAHBHSw2ZyukVd_z7Sa1SdH9bWSiyj80u5F4edBNXUMe_lshJ0A0cHjR9_yuFM_VJ8SsOYw9jC_9eTM5g0NiA8RGsfxD6nuK2gdgqjQzIkA6Zvk3IsPGfuEG4sYL5Wwn73Sp09gJjDM9okThloSzchexIjyzjatL8LLbbXLUVmg_0m2SGSp.ilfznY04NR1K614StxGXv4JNMVGEYvjCJwazVEUbOH9H7_.z6cmWpSQL1eCFUMBLAjFX3WwgBR0UNz5HPyWnoBIsUwCqkJSBw66Ea3nf6zKcs78_t2uiBYMZ9kTjOZjZPIdLymnPIFnzMbBV2vohQilVf0O4TPvTAUTg2NxB1HRLKGsjZgNZCxscEkIWlyMC.yDwTgDbadGOS7hi_zFYiB8xPtT_GxrVIBjDSx4TGyIp0YqIUTNLr9liePH_34CwEO8UfaqoQhq5hfwmWls3EUNQDe.jjaCk9odipVWhaMTRN0tlb5z9pN7YGZYOuCQkEDc6MsoKXWCaHha7F12NsWo0xLnTJfLCj3cj0EuNjVPuEJ82Uhelotir0BTw8obh5Hqjtive0fmnG3xHgU0iBzut6nZXQYHRNZGmIOPHLjk9ZMznyZfsnUqDeI3_h2XJwXs2QY0xNuNnsYUQvSBebu3YsmGJ3cAXJdQMZ7zRyfyR7Iu3FmPbZ5nbgKWnW62oFyfBTE9SHVAhu2IHfxuTR78PuPY66rROItnpaPeaP4ha2l0PtPQnqSdZCE7lEvEvdNuclM9haJbZI40Z3DFNbQxcZRk34DRQZkmk3UshIX7UctRkoeEvr2PZ0bPyue3HAppLQ1Li0CTm3ZjdfyvyeYHBAVXuxoXCaK9Olji6aq6lnd6xIlrSeUCnFXj0j4bGm5GpCfa6NrjqjQRiN75vQ73IzWg6u_J3wiynZzErGBhL8uSPvIibrAxcQks4SyjsXJd_AwToObNZq8kC9o6mRSKSWipkTtFoi8aMJQWVDQggKqYV9eyNFhMGyAlMnnhgfNwf.yhiEqZdIQ7gPTjPbg4XT_0kNyAKhpbPu5a6AL3cPYb3Y.5dRvvkWbN7a1EKePiLlnDh55eY1EgwMBCV62mCzvH7FsOYcxCf9dfwrdrd2YjlyQcholqHXUSi5C0IdKaMpGY2d.GFbvFVa6CUyN3gOZau1psAof4.CSZX_o_Hml9w4W6rzd3FOysamMJPY6T4SHI9zD6mXP1ESCSaW9faOxpAamG3z9724geJwpiB4S5e9yCPWLa21GLM8Z55UKWdXuQjQJYAQ.FK7BfJRsAZqekB2XTKMlcPGU7X9op_bJF4xyycqJ0oz0_V0_Aas7dlM146ws_8GM4flLSDwu7kGucJKPy_eYm1KMCY3jIRifB_uKysOLgTIkVMbAql8hx8Daw2L4Ws5yWlsqRQIq5Kvt2rOIjCXwdoZ2IHt2n.bbl.NpGa2DNt7MEt.D6ZyUO_B_N7m4Qmd_C0c118wzRgjM92AfMZyV.",mdrd: "8XaO1s_vQFNeNEokH0mQcnnskEWYyYDMs2eYFACFx.M-1739150162-1.2.1.1-VzHrWWkNfJfpcS3_7QlJ3zho7P4P6ULHWfEeFDkIteA4nv.Pg0RWZUAZV4L_4mHK1vSD_5Z5NxtDwNuggKh.VKoZY898a0pkZNL_oG_A.kXuYBe.UaNPFgokJNShfawc5e3Yzqy2j2hD7h22rPkDGhmyG2fu82ZCW6AX30J3y1PHH02JmoJPHQcw5nyTi9qmwHEK4PLmiWIlZNjcZqD1n6EOnsd4z53muDJ9t8LQM_ZS7C4Hy9oeXQ1kwzsqSTgop65KQVxomTZ33F5FdE.3tiTfUainnejbexMxzK74dfrAgeTCwVxbkQXTyJhlQpy7NIbRCSigowGJchBQPzI35TqTs127q9fe5cJv4NTzHUcMQyrN8dj0foMZfrmMHQsBZodDIIDTHPXRTalKoEq_tgCH_6zmp8X4qBQvCG01grfwale6l9HA1o04RBgn23jnV87NluXxG4Eq1WPBq5djraU2qRchMUrYI788sj5HCWKughlZpyhwwfMgxuzspOMsok5MHg1GwgAOLl4jC2mwMea.L0yAkSJe3BkklRfcwDtbxtRRHoRUztkhoDjrLok0_4f103g4FOMp8JplTcwxRcYPzSzqGeZwb2svSzXRkZOxch6m4snXkglFTZqiz.OjCx2DMtm2ETXbboQ3IH1CSRExY3y2biCSWL__miprLvg.0tjjYMftKhgeRfFMB9iDmLaqt556CF_O9jj1JiEeS8rzkk99xBvEkCjwTGQsuSvJ2a6kr2ofTVn41A9488FUE4eln4SLnDd2uV74w0.dETEMSnMqQFVaiNuKIw1sdOFv1ASjo_LyWF7gaGjKxE5p0Qfk1pEzeXLEMi5ioq.wpmTulg8FQQbwgZnwVhZJRgah1Cj3Nx3UILO_Fdxi.6envQq6CnvCMuacIzFkggSbIZ.BHUksIixecKOFIaXHH9pOdhN3gGhIZHlOBJw5gr61P_X1HmJD1Pl5N4o5YSU5qZQlUNZYNmlHz_TMUoSwa3ATOrb5jejrSlievADsMR8l7I35IgARS8OfANGQo891TdoTc6wOQKK2FNQPafuBNNKGyrNYVsyYlBQ_e9FUGGYsptRb9NOjeRyZmriUvfubohk1RC4v5ByZ.5Er8z4Rf.hLZkkFEvhYQW6DXZ6pwU_5PKbTvzf_Qij.JU2NuY2PIZ90TkuDkiJgyaUZF1yBVTvCvqu9uIypZ9OXrfT124ueuCyNHq7jFlfMJlymPfMtZzq8L3xYxGPl.SYcMnBiRAkHfarrUSkoniCrHnogVyUQs96wzqrs8lVazdEC_CPYfbGZd7vz2Ord_sz9_4XorFQdee0f4eKroQu4qpFYVf92HAiOIb3XnIj5QUtyKTLcixH2b8E6P3AaEj1NAmnIg_MMEsAe.Y0Yhpnhn80bHkG6KK63sFtSt6Jx0kQ7GrjE.3VkkX3stkVfx1DiBYPRWdG3KybBOJUqRbE_WR0HvvUhUsbnlXMt.3UmVZdYDX_99wGOjLPRc4NQK976YSknZg4HEInBGlSjznQDXA_qLcZAw7p3PNcdZcvocE5AAPUxRDOpxvHHm99CTvqedHlm6U.l2UF8A8wbUzvo.3BWjI_bDoBVR01GFV.wtGiv8g9sGPOVhM5ZuXM.BYjH5xbQd2ckoC1U3tzQ9oK9sITqiJd.RJ3c2iuqog9TXFONVUEJibw9J4OdjFREI8ivJsnl1XOz.Pnv2fxm8TMuCSpJ4gzNZ7VeChr9UVUB8UhcA9IFfPqFmCemauGyLJvy9kWC9JUQAnRS53dut0j.DRKhvqaYEreoX0YNfYWQqwJvyPA1cE_y_ul433nUEz8b_KgDgcG8cTAvebgpG8KYhyAn8hPR"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f840610bd281af';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\/8704269351?__cf_chl_rt_tk=tBMbWFUkLILtNirHJf2rRFrxGJxxXf4KQc0j9nhZvS4-1739150162-1.0.1.1-xWz43HbCX_rf3I8XJ4.ObI_hK7hrdcqj9F0mXa_Dr4Q" + 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