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-419559002434.mit-edu.top/post/6805497312

  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-419559002434.mit-edu.top",cType: 'managed',cRay: '90fad238ea18c97c',cH: 'sltVngjtVm.eDBZ.ewgJNC15PqIDhDTbVni9bqg5nGY-1739177107-1.2.1.1-cS4cm3CXKzUpRDg29CfK_Lq8DGpOT5jKUS8ql5JawpTKZVBaSo1pkcZkuv7Hdoy9',cUPMDTk: "\/post\/6805497312?__cf_chl_tk=QfsGycTiKeuoXakwkWGdl0qNnI1AtIl0W0caYFFWEX8-1739177107-1.0.1.1-G9o9d9rpGf7pT6fOmXOgRDzdP..GhOItOl6Mir.UH5A",cFPWv: 'g',cITimeS: '1739177107',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6805497312?__cf_chl_f_tk=QfsGycTiKeuoXakwkWGdl0qNnI1AtIl0W0caYFFWEX8-1739177107-1.0.1.1-G9o9d9rpGf7pT6fOmXOgRDzdP..GhOItOl6Mir.UH5A",md: "jatGB8bbYCcFy1CI1vSKUpsjDwsc5Oe9cnKIgXDTHnY-1739177107-1.2.1.1-WgexnVeL6jfL5L4ViZaqUzDTw3gTVskoH1ES7qg6eWPHBfK6W3_9BxPiq9wOA6ZBsLLdPvb_HQhl0wnefPIQC3YY5p5.Mbb.sRtJD4j6821M_JtIGuyE1ojDL9jt12nPGZwmAUMR_LT2stgmI6wvbZunqZiANaCb0zb1SW5NsGGR8dY5q29dWblvmCPm1zo_IZar_0GQPwsJVvix1Sxz2lc_Wvt9Cz67Sj0nnG.7fbOwbblzFOSjWdUPIokdN_h_oKHVFuFBfmDjpwSOvPqFlf2jNrFYHgoX.CHC9Urm4k5v41J5o.c.ilCIKHnVWHo0wshOZyTkZ4WcKQEEGUQSxJvAisB7M0cjseSOuL.JY.QVw8phiO9gwXKsv.VQqDQcCjC9tLmI2aYyCXNJbaRb2JjpclaSVX.ojsSGQRx6LmHto6V3WjBJhLoW.BlpTG7F7.88QLKvBQr3KOGMLENNxYopD35w..bOvrjYG0v.Oe_grtEExa96DJUXcNEDv_HKESjBFcAVyAUBkJo_TPWgDQCinVtz1EupZAcZTWdmfn7Tp41GpngPWPQHdfRsMaKWkpKeOf3.rbowvcc8uJlJNNbNkH7acnM5283y9y7NtHBerR4UuvIJjJ_8J.KvKHSME1A5IxheJBam8Kv18gIASIsuRP6RcPpUp1GGvyDmVdMm4Lg1NqEx.QBZ2lpA6V3wyGPQJKnjCzi3Qvgjx6nC6GSZkz259CncLF10zBwKzPANxmYEhl9YZ2LJdP28Jpvw4Q8i.Ru24V_Zw_6ri266U7fiKZGdg_jTiz0m__SXY2nqXYnleKl97_s6EP5GTUynFBlVdY2ZQAcfkdnRkajzaQ0nbpFgyf4bK3QVHAmCabvqxy_HGkmlNlr_98ZjIL.S57z1mKY.6SCfihcRWJWrhrFoZPVB4rtJ0srSHykXbCdO5_WsmDdiFccLAPHNrc3LYJMFRDEnoaeCXFrY4KHrFFLmPPvNLwqGRIcYCWv_fzrzndHqbpFAekLQhAb6G_I0YHiQd5wn9SVMGR1XLjSCEA1y1AALAQsCXAy2iQ270qikt5TwOYLEynV6SVGDKC51EN8hCZDIfkjD3L2jvT45lqszHXOgYV3UD2qo4o.9.NoeL7ewl2hivt7_.AfUZdsT2CuxPqgyS26ohXlOPSJqT_DBjjFcGTOPjpGIHq1v2f4idAYLU4zSyI7RWtY1DMgVvAzTLnXMMBKdZTdQx3EFTbLkH6mX.0F4MkL7aTe8asBjwitauizEJnAgN1tkFuHq3_NOMm11us31TKgKHPDEQHuTey_sM7lkZwHyhx0cHDTZ6hTakLiGEVBWcA3hsYQrM_hCAk4ZjcvA1eA9H1Etmds9aHCV9npg5ZMAw0DlnHAjiKy4AuKXZ6z_JxP9GSFmmQbRyDU_qncsRSv7fSdkk36Aob9lmGrFOpzHBlSKbfqOANGOO.GBlk6VV9MasFKw9BerQrY1lzv.f22GIPo3rhFLKVcLBV1.ZU18Jijmkt1IhmhR2eb7faKKVxRE7vkgePKJZCbZauPSERSz__W4B1nHbjkPfmO5HqihKgY7O7YkcNwVrRbchS1GtETdVfelVMwpZG895k2ACgps0RH2fAMkbopWGsYXl3aeDXSLKZprlnT8pvBkQnnvsnxW903DpqJrmhL3W_d2w2CKMEPkvFSoSRvGIkLvtBivNrHAxKlw2GTh.cyvFWFKxN_60sK162Dj7.fV1mHQnn4SeiT3KYiYB4eQA_OFQbP_BcA6N6Xlhz0z.iGWHoDbbcCWTRWE5_hrr.XWy0SrxddmVuC3DHWsfys9YBiTqqQzLZQsUY78942Qt5eZ.xqZUxyjYCdlSeqi4ITJNBlyDVsjXgynETWa6vBfVjhPBC4mk520OYsCWjVgU7yP9C2RFHwKu5qks6ZjmGUyrANopVLCZIJ1ldbeKAt5BlKBKDdE1WRLO6dRfq.HvKd_mUlGK1bIbvkrGGx2Obv1QglWI1XUeromluNgICUvR0TZQMc2lsA1oHXZib28RFjdfzjWNqlXmzTDvRsNVEOH_MOiwbfP0pteF4ABSuET4_EbvgpujGyfwfbtacTcr90Chd7YfaCNr3BCi6P6y1ryL6iTMURl0yERNgHMR54KC33is9Q5h7jmKah_9hPCSfGpaEgvOdb0F1EPLfVTooYBGYNLvRFamk0G8KA6BR1L550djYPPcwMH2rCT87AQgtmC6lyAETldEU2U",mdrd: "r3.Ry.AcdICI475qHrY15vucpocg5nix.QMmwKxWrZI-1739177107-1.2.1.1-s.5LBsQfddb4baz9HFB3W0q3gEy3w2eNtqLl4c7pvSvg2qB82leCSIHrt_Gu39HswR4p9P7RoKylf_izJsSndHe2aiyB7joU4bp4HyjTYw7odJqX_X4emlwk9OCN0YWn5yDoZPRtY_f3Qk0pgP2zxGj1dU7bKFTZIbVeoItV7zIQs6l_pyrlbtCicOiOMJY0gJgKTwfyyw5kqy_MuqKo_YYS3kzULAJM_ts7zUaHegOmo3tfs0fZRtUpN5E33PuChn89s5IoPUeXA2KoVZJ3gRSj.LjFPQbDbozxkp903fOZTztDYaoK5rnO3nfc7oBRhklP8eOX5UNNHg6KyiKNLRmy6mbm2BFWRaTS56.kL9F2EmXvRf8MxbuVjbF28yQMkWOSqS2APqHfv3EvyW5eAz0a_0TbSrY8K6FzExqi490qdJLtz.RL7s0MiPDY7vLKO6p5jITTk3zc0zaYGeJF.iU3kzC3Y3SNpWNCcImxdFVJNch2VX2vhimrUqii8fU0jzhuba4WZORFmLTouVdLGjwz01MRoqXgzygDZxj._xiguHnsXICEnoPMvk3gLHE0Mr6B7DKmUah1dz50VAezWDsqXxkozv44v2HFgS7qiTXI0VYHDPXXGSJnKWX7HjucMrll.gt37H03A37HSZ_llWs1dyDPU1cl2OjRD82P9rdP258kb9CYKUdrZyzuoFjwI5jYDTpeIi3dOkwlYJTHuODsH_Celso6zEMRtgj7UFe23Arbu2j2_Tvjcw9sSTx.eO0NSecxupPqs.Whfiei8Gr0mI26bnq9YQLZdyn0BnRVbbdmZa1Rq.kFV2nhyLsqscRrnsW.YRweIEsRJsqFtgFH9rasn5d5IsbG6grls94spuaVbaImyw.ktSCfho3Tc2KqndXsmk7tu0EKCvCa694smlfDLIfJmd9kPtxW7PW_gCMr6JXnSJ.RY6aI19N5oKzIILNpMFXUlQTFyRd5KoJDNVkxkPt6pcl50_KcK8rvVfY.spwP._cwfX8oxYu6y7Yv.VJRGBxQNqekM1raj53vbyIksztXET8AJzQEmzazjR17g6eh15S7FmnBVQP0v2uekfBowRjnzrn7tkZi7z6CcHasP5jVo0ngpqv6U4XFtejTT0WJaIxOiEWd23kNbqqW5aDVnagTapSJ6mR_6OKkDxCw_Agm12KvmI2mW5OGVC3poN2XPeWzSa9.8vTnEJhP_az03xsEcEJHx_JP1SObE1BnODiiN8SbMBVhcZaWOCbgWH0YdftqIb_6HTT5Hhf4SN1HnC.siVgDFwxsqNvaGMQ59o17kHdjiz.bFA3tectsmnBAJotDRfvq5DmQcSyYV.wl5XPdbATIms2idapM_yMHu1fqg6ttajyDuYTYtQWavteVqEJ3ioT42RKHc7K20b4eQNKR9UGxqWUHg5.3yTn9OZ82i7GUBPi4gvSfpnkpnwKeWMcRJ5SEpYPW_0kLZhLh_s82Qf_eRe_bE8UsE_Zm6hpFFBz28yey7.NZf76ugcQuMTEiU78zBpJcYTqCGsxH2Sfr9cNYSqPkKHOdKamaW1_1DmeGHQNLJCr1d8ihxte3pPPewEn9QKxdxojdC2nnoCnQjNKW4UV.GsLOhvENu1d3Ltym7ikRpA4h5c5ewuNM6c3N.A2OcM9y1lfc3tyfC20STr_2VY5Uh2XC_IL6nCZ5sYy1nEaGhWbA8hOKFBSFnSoWZkhrTO1B4pOKG7OguA1HWtIN3faeiU2n1GfY05DeC2.0N.QWddmD0nJIGNg_yOdqLJNHAOtX9NAs3M.fxpgjto.wn5ktKV0Su_aWJZTFSI7j63oJicQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fad238ea18c97c';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\/6805497312?__cf_chl_rt_tk=QfsGycTiKeuoXakwkWGdl0qNnI1AtIl0W0caYFFWEX8-1739177107-1.0.1.1-G9o9d9rpGf7pT6fOmXOgRDzdP..GhOItOl6Mir.UH5A" + 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