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-527136937294.mit-edu.top/post/5796421803

  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-527136937294.mit-edu.top",cType: 'managed',cRay: '90f806010ead39b0',cH: 'cgg9HPB7BBg5mwDwYQByMstWvJGSHkFkyuqfRPf2gBA-1739147771-1.2.1.1-fBJEdp8E_LCZlUCInJSsgBLHWZnGS..PoMKDeUuI7rX92zsmINXuWeGxnoyjvVLJ',cUPMDTk: "\/post\/5796421803?__cf_chl_tk=h9SLkH7yObQcAgn7DqZluZHrCCoHajPyx8QvklB5Duk-1739147771-1.0.1.1-mjET_Gu5OLj2nqOZWmd4kxqnZxATam7aRTsgzQQ7qPw",cFPWv: 'g',cITimeS: '1739147771',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5796421803?__cf_chl_f_tk=h9SLkH7yObQcAgn7DqZluZHrCCoHajPyx8QvklB5Duk-1739147771-1.0.1.1-mjET_Gu5OLj2nqOZWmd4kxqnZxATam7aRTsgzQQ7qPw",md: "_AD07ZSvtXbzgoyisVUj9g03i1A5yEieIK3VnS9H_xY-1739147771-1.2.1.1-hGeyNHQJs4_hGKRivmBRaH_SdfdF_VIFMaTZL9O53YuYOiN4Qna0I36HBk82dGnVNUugpVFo5pEb.psJhq8RcsgL29CMz1CAvT3ccas7GEGBK8IGdc1ON2O3.zUQw387CyxksGFckwT59AjBPEemTrOoF.lgu9iCsCol8sDw1ShTaNcEm15ZR21lzkFcMKTnnnRGT74CC._oGNmI8H.JTjmIHG4GnSteAU_0WgdzHtklCzzJdkbZdtPklPjBuzJlZoeoHn._2jtRYEZsyzZHHlcujhKJZT1aXv2PjclIUxaT.yfq8HU0XQczS7WpjCBoGZW6Ki90M7jjRYC1ScvYiptVsK22WWwmQJwntN5KnEto2Gm6PjIIQThWpGRrd8o7W3n70mtur1npZo1oHjkg6wfO.CtuMxvr.kkv9b1B6tNs3tIReSmv7yJKWlN9L9ZxpPqYqkpPalSnuJUTzfEugTmCHoNTR47BTYogsgXLBfIacJlblXOlQkAXH2hy_jawN0XIpQ9pb2IGQnKTpMLMsqcQOnK8._Eu39AdYf85jiRQCn1fvIs70yJomKtD41kYC9VVgzsU0wvx.jcEy60cZyaNLrt9LN7fq.BTbEnN1kaPWCY1j3rG1xs5RpHMXCHJFR1KZCAJiT1ICymthuQ5t5g.O7cKy_FisYMUPVMMHSQiNIbTyKVjo3.ITMp7UYrIUoVeLkV9IpYx_eOXLfJdOVfcNXPNDfz8xSiLk3sOzXja8af9_1CWEz7Oaute4I.rM_nDSt7RW0qqxGheu_inRX2rTi0PnN3c0p4hLC5DLoLjMqEuoyosVoQhmc9I8kn9c4KQ0lhQHrUMyRYoSDKFrZa9xmFLOUgzSu2xhykpV4tFmvGDESvF0BqXOOwDlSVS.4ManiuRCbWb6SVmz4VCNBHeeh0h31MwdOWK2ZFSfxac2DCh_mtxt0vKjoEwS5gqMumBYdrhkOAJ.R3M.25rERKG6irb0wrKMkI7_deSEf57vb4QyOVePMGtQ6P4gZDdmu9bAKloMtr3k7tL2UVMjItb71.qow55DW4BIfYpQJlnaMi3.oOs3.mby_QG1lKuG6YwqzrwLjP1wTHmO90QFEvOm3SFnjSR4SpQsjZbaDzcwowYK6pc6SDJjwuAzbsHy7FwWyiIhAaEsIvcSDLxtzq5HV7OQlauuoBDRk9_9nXdG444Z45WoeMmz52baaRedylUR1.491479CllpURbaiAde1ipEN1IBLHpWnjCZxOsbbffTiGxAD5nn3I3FFhd30hbL6gOGg.2hsxIP4Y2M0UyuTMXy_68qmiIK3GDiHSyVt0uSiyyH4Cnxo3t690i7SCNkOZb6wEEPr5CpWyBgBbjgvbt7c5ViXuSpqgTKWqtd1anXRHxU9i9K25jPZFW9CrysLUSBOaqOu7sgFxLNxrakXMFlXwdIlLW2AsNBoroLWo4zo4ZxLIwdUPpruPrRTZcCdhssXr3vRupen_ybEGPlGm139A8aW4Gh6305EiKEjPlmVnFBQXUv9NV3_PqwIK_jcK_n_R0ZQLD_uWObuxOiwB7TyipTFQzecqWmxObRJgDP04l6aZYHGxJsw_PgYHPJeOIbqcybWdzxXkXC8R27tAfyrz4ANTuwE.JSXYd06XjRA1OGYORPi3QUB0PipPxcBuIx21m5rTOmW.oHcc72FZMWojjYYZT1bmly_pR88Wipz4JSYtAHzKpcNvaOFmwqT3It3N2wh8beOUDt23iGW_ofKEOQ2KLPmqY3B4z3gZYVf8zisut6xYuDedNGu0n7bMp1Bk8ArVWPEp5n4oWce_HFy_1jB.MzUja5Wp26RhUDTMgTb_OXV8aQvdO6TB_LOAG5q_DOPnaIpdxvjiBoX2sxS0WS9iGEEhrwcBDdYxPowv9Eowj559L5ekxnODFxmFY0LyHPOtkJjU5kh2Pp9OEjh43hnlcgokGhhZWZhGJkU027L2mJ3eLof.hu8TdKo46FSA3x83miuwo2pXymXIitZQfC3T954OaIe_WJCbPTXrqzndVDtnMjZB3C2bL9hL2iXwYQ4qjpQWUuQERJ7OpVuUsQ.AUWSQOLMNVlxZpZboqrdh7_iOC_5lSlbp.VbmMCfV_Mf27y.T7WYVafRxveKuRnAAmKAaSdY.DBxTUhU.83rglfq4Q3E5eo0x6NruW.SJecxMdd4r5Pehx3UTdSZBamDuV1OQrfcCM73QfUU.c.J48pYArWiBS",mdrd: "XJE_sNOhuCVvpY2lHGmriIAgMCDP.QeeuSnvPGpkS.E-1739147771-1.2.1.1-dPKMvFCQKt1kmIexU27pk6ecSuYhR9Lz.057rmG5cp2xQ5JmP1WdbiT_iP8lLYWQ1NoWf4o68vIfeTUYSxhysqD4s7edPXwUeBJRqR.K6lq8wU1OE8b4phx7C6A8dV_KISFZtuft5nPpTt50.rkwkmdbCaQ9NdkrcosUgBYXMIdjmQVkJQcegKLwNJI.Y8KvuzS94nOjOfNoWj86IB.14LjR2tCxw63dzajb.6V.MH.Vm9s67clyl5EcI4MM_LciDNGIt177sdEhnkrct_77f2OyUUiInahbJ3ZnuTjxGmKPnagQxQkcqZNoawCjfxBN9BTOuWMp6yguduiOpXlRpW60TrN1feDEf6JquFajTlB8hV7wTnJYQaf0eeEmD5EEfudWe72xyvNHacxrpcDuYGMNj9mR1.rBZMHBhrWEpB.eIbezy7kOTRZzMuxxsZ2ZYBRDQOQKohcIP9Jj1zoL2dY_ObsEuCxeBn4NQ0gIlZHy4LzgjOGbUa0xKhoqEqSdjOQw481ANbMtPUv5b8XdeyA0zHpvqyL4_SdOmmreWa8Nr6SFl6eVjn6ScCqLyHGZQ8SlHN8uY7qWe8O.1T.cttz1NKp5nM6gpkBhzmij07yksRdg0XfBMk2RFGZMSewASg1lIuKu3pUMpa.EfdCk6ITYtGoiDY3oSTSHXaSm2gljZfwR5fxIYDlYmpc6UTTsARNo1Dt2h9WRvbhdURlILCVIpqi5rOxorM5Uc7wSszeKezIarBmEnFKom1Mw2oJeylqrA2qroNLeR.h0IhnLfe7mHl6Q2CGHKmBNXtJbCvTxPF7tYJzODvJhY2UCelOjyD03YAz2_8do1PCdNC_t9sNUiTI_4Bw_SEAo0thRMJWqq.KHaVPwL9ZNT62bGHrmTDcotcxSVG59.HaO2kgEM638dIiLXMqm2kpmZOFXLneMb7cabUaePM8J9dNlcBQSdkkwpuPakklrO9W7J.blccmxrvhSly5feMX80Q306VKS1VbLuJY._4OKzziDCFXJH8BruVNkXnHMu8CHD0zcCgXNd2lM.uPPFbeDzQKZa_yaQbLsAqtuBE7ii0gsYmqry4RjG.TQUHPbXNCZ0LalDwrSX2NXNF73.EA33NJ4jL6cM7RXhf4F9H6kIS1Znj8_f6yrl4m1h2mYOx2UBuIyTnReetKQy6hbNl7J8O092GwIS_Sk_YiqwuOdbir8O0pQUC1yyWlJjk084o0DEAWYWwUIwjWaOtGmRYKxN39TeXBtwU3IS3s67z8ET.7jgmrZSfCX6w_KuYAP9CopyyzAikRNI3LWHsMuDmQ0toCp2MbKqZM4VspDpx.T_6NcmC5.NRR_TKlSBSZdT4_.fj5kBVyEYmH8MZKpOTnySXJ4uqEy3r8meGCS10vtipkQ.GMquv8jCI8mPAEsL0Hf2NbCttEzIb4xUaXxUpCbeNDKn.WONmrR9FZ7etH3KtD48NtS2kIAbRvBrqoUY8yTwmCMshgrWmXKbcACHc9FBthJthmSvkS7Xa70Jp1may0J7qx.HJ6lltjIL6AWxta3L25Y_Wf3xnSGnpD_dONVSHUxznDp5iTz2hqyOh_oiT8fqinQcfvgxXtCHQKOCDZXpLpx3RiLzXT8bhCg4_VIQdxIxZf15hRAm.25jGrLlmU3sseazuG.EindKTM5GzTBCYKkNBti9TCy5ET_0GcnWjJFnteMv1S8r2VHXjC9MV6cbBJfVvf5BMmQDsku_Y9HcP.rTUKVuwjtWA1JDOpcz2p35a6WYib4QkLWEgI8lNy88ItCc6wXI0lVuE.ONlg4NkBo_9WAmRLEQwakIqtieQ8K.vCFFCB0CPcqwZDDT_xB_vYK"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f806010ead39b0';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\/5796421803?__cf_chl_rt_tk=h9SLkH7yObQcAgn7DqZluZHrCCoHajPyx8QvklB5Duk-1739147771-1.0.1.1-mjET_Gu5OLj2nqOZWmd4kxqnZxATam7aRTsgzQQ7qPw" + 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