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-411792186830.mit-edu.top/post/9142803765

  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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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-411792186830.mit-edu.top",cType: 'managed',cRay: '90f23af80ae0c96f',cH: 'qZTRmQ7RXU7FaIVMVz__PbRYypEtNBHNL8Gz1xF108U-1739087025-1.2.1.1-LvE0hXZSgFT7LN_Z87AM3SlX9oGvmatrjejezSuMjQ5Odw13dhElPSFxUTPpUNM0',cUPMDTk: "\/post\/9142803765?__cf_chl_tk=.JSFRuGwhZccE5d.Y1zLSrJ14V8trgjGn4qIylx20Uw-1739087025-1.0.1.1-XyTa7osViHuLYBKfBk7oAFeZKU99joZ3_nwoPCv.V7c",cFPWv: 'g',cITimeS: '1739087025',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9142803765?__cf_chl_f_tk=.JSFRuGwhZccE5d.Y1zLSrJ14V8trgjGn4qIylx20Uw-1739087025-1.0.1.1-XyTa7osViHuLYBKfBk7oAFeZKU99joZ3_nwoPCv.V7c",md: "reNKGq17ojAsRPrPmUpQly0WmD_2pWC9of6GsYzfLos-1739087025-1.2.1.1-YDQ1JqAdwuiRi3dKqKEd0DTFavFrmc31IPVE0C2NoC5AyWWPLBdob_SgfRZxtWCSHTGYWCqLdPQbxCQ8Ti7svUyPwtn7oayK.eG9KtKS_cakFPMlpbfuvpQCNhP1z3HKH_qoTpd80rrynjg1fW.B9MdOUpf4qhyzoRFzi6S7GxFXfvG5NepoCqe1Her0DRylQnr618kQeItFUBwtLFr1EjZyl8uR9iEaWWB.6ZjF5DeJfsoPHsvGPzbcInjChU5c3Pc44ZmXOr9Shz9x4sVlE_dhuFmzS0.v4297blG.MvsBy1rwWy7tKoPDM.lTH4vE4bMnYdE5L_5eoL6KM1HU5.bS5bFSTfWqFJtJjIPP2aiil1jHNi.l5Rbtoi7XFR7GvpUEa7mqNPgseMjREI.2xk89_pz9HQVQODQiisYLBVo_4_lXcKEAgdm1bIOppP2uxy8LJfYQCG54b83CqBWO21GxqmRUA7rNWUs5l.SyHw0rJPkMvTmPCQkrKrrC6oO7py5nfAGTkjNE_7v2QME1UHooyNkzSuBOp73_ck1.4NEjlryVzkDra1y4EGVEvYs6hWMpTNE0wr7bDQA7ReVuZ5ZXYMDTuIusTdvnJI.NbsEovs_5TDNUZVDTZWI3nSgjsma.ykeDXHqdHyawo4pnEFscwVNVqEM6pfl8rFPdAvJtmT5cn9WVG0jfM15ctah54vcGQZrZcX1L4PeCWjHPRSbzYx4YtmfkI4AmWH_4jEF1eAv_ziGQVTODNBp._8wdQT9exe26OswpBTn5ROfPoJp3YaIfRmXmKcc.R_uge3FvmRO1CsJEFaeHBoROVtnr946p8ba5x12w5dazsa3ZkBCslTt98CAkNG7a74TfNDbNU46XvwMl88zLOgk258cTy6Khqw3bxFNpA8.X6PYaQOZeMPwfTDnT79_Orn5sDEJWhHy.6LGBBCPmEqwTsAercY.tLQKSPsozWyZGz5ZT81X5kuljaQhNBk17R468s3SV4UKCuj7TkWGU2X297folZNdDa_yDdwnMxF8rhNhjCuISu5fGzfhimwTccgm9JiZzA97xZkqTrhE22v64p9Qs6cniUXj1jSkbtXhTOgpJKfi2P0sQtrm.bnqUlOvOKxOKl.fZHTgn1hiYAbk1VA6LA0wEvBoYe3i0l4Sflv7K.bp3ffTd70veP7rA6bJc1L_IpTCbIokIngWTwAnNAYqUrV919iVPfukvntwvrk4.NrmMEHEtl.BrJKdaQf7.IGdIzL3TEfJCPE0A59PmMNs_PnFRnbEwYZKxyfyuAL.YmK6DSQtgsnEZesgSDvvD5VNU7gR5pdww5uvNOpGz3jEjOeCEyia63vEZ4xJ2XI54H8FZJqI4iuJtgreD2QynAr2NtVE34JcrXT5.0xlCKY3hK.v.Ja2uisqZ8_aUEZPxF3pZQ8xwsZRySXmBr1Vnl6RyVZbDtyIezz1ciNvHfv0r8QCMNRKuxF54SwRU.HgTLK86PrYkhfe3.BReM2xlUSi6QZtCHcRsE0hYCZfOzp0o.CzCtUIcIlI1yqNSWu0rpQG0UJIQg2WtdwyNDEr9y5HvlaiFJDvULJKh4UDFtByGCaeG.pFRFWmRwcYtlBvrzkS9NB6wBDOgHR7DdgdQpI66sSqSGsIEzeYCDzbvH2NOd6CtmIkPBUwMWIu8UbQ5HPHW4p3rw9MmWkFY3VUiDgjEscyWcyV1WlXA4s8bRDxXpCfFqKRx2byOaAuXU3_BDRiIXDnrEcvG9S58gmeHi9z85hQWJeB5Jn0NaE4bFnH8tHHlkhID_Os7TYzBVhw4NgKZhKXjBWki1BALgUBnL2t7_0r8Vlcu9eg_29M9yTvWW1HgsSUF5PfIaQEcDLr3KUc.ya0xi8cgKHuF6GRFg.W3WRiBpul6wHmSu0nZlvMzTMalNEOyEp5AMgBrVSbxkaQk2hOXeDsncqkQ8RPOAS2K8taolUhjELnNx.roBHdZyOhTJql81NmU3q3cLj8wDv4fMgtSG1WDEykk_M3z8KKNFbz7fBwFxXVGm47OtLfh0TXKLfGZu7iXCrVfC8BNJ1ZNGKZEkQgY5iKnL4Xze_wZbZX4ZZ9HADPJfKO12_JFiTNStGUiadftJB.lLhNj9OuUxbq1Bk3vcQnJ1XwTA5bDhZUwBEa0JliWAZD_rdcrLnsf_ZzbbrJADSe92MHOfPpPBN5luaFvLQhHucd6rI2j6EVu3KNPSAqtpx3CycCy",mdrd: "zTJzqkgwlu_tyy7MFBbaVRG0mkLHlmwfHY_4nIi6n14-1739087025-1.2.1.1-RdgBNHvwZu9G2q9YVXWEMxZyMBatiD8sEmsVgDVAvTp18txzvB9RPVwxR6imlvFZ1JuhrX4vSengVmj5g9PVyph6KW6hYKnc1rpK57TNizadNH362.xJg.LfprlmfBb6uZvqMbMYMshYGaoJY4jU4T8MZ3rJoHMOpEPMh9kphaqjfSDyeegSRVnBren9zMVhlJlxjkYS0iW9_Y9EwYLEtM_TBDLxpc78qhJsy_RVQtGO9zWhT3rGjfY9okKq0vnm6P5Ebx82D6g3LTs.71uenTiXjjfpmxVTDfJ_b4wr5ODJqwsY96AvBKYhOLkmPH75uVuwpBoTx2JsHbByY1s1BHwhK8NV_5lyfk0OzWO3f6d6em0xWyA4eYiSDls_..HjUnMXrxUQ4cKNcKRq0YonJWrJW4OOuILF0.WNTJBaHaygq020XalsJw9Avd4G4bZ6jU9vU3lu2TlQuZes2.wYGybbclOjtuNPFCnIvBkBNf6k7lO2jEwGdbF0AsGF5vWIu7QO.KGlxSNkShgUN9xb57eq0wW6Esfc6fatq.lbQYKJ57kDMkO8JfS45aNEIPnw6YYnQeYvMCdlBHz23TiiRDt2rbvmQOnerNRD9fMG0Jr_s48SREWewOVK_A1e76zSqXrwDRxhyblZyDGMIAULJdDz6WQy6rkQhWQ7zMvjDStWRGy7CDKwRWX72mhZyn5.TqD2oHgN6B8YA6PmYgNj2Gk2b4khrX5AES_PPYbTa88AcN5INK8todbDocJ23NLK7ti.fnZoXwt6_OcBIHmh3EXuYq4g1FSzetb46dRI1yp1PR2leV0G8NHpmDcKfq2EDPh6a1w1FlY_Zs6I1QNTgaIzVcK5lVRR2DiamfQY77GPUMNl0Z2qt1XXev6uhhBByXtHP5Xk1zFGy7OdpRshRX7aQF1Z1OUemZPeVwfG_ObO9HepcruvAnU2qjPNZuuzjGLdLeto82rGpVFR.f9owR3nIScv8T0RALAKz7Gx1L8Y1mirCuiRMjf3lELBWB1Wjicrcjsgii40BSWax2NyHSMLXKi7x4tAoCYx2z_tuyRgCkRdFJbNzgJbNvGywuF5otVaXQ.8Z9VFwRRueAER0yf2N1H.fzDu28Y.g_XqRUneiqhM6Yu8Z6YRhcQqiG1zsTdEcDxeMwHFtF_SG1aOFN_HQsxhSoipliRSUfNcCWTwteZewOMFTCLUP1TMG2P7trlTC_aNsI_9_.fS4u88.cSyf11thHv1eHbs.QgoqC5AqDUjOrj8R3N78l.VMJmkA5vwlTuGzEDNQo30aQ0QBwO9DF_L5CE9wTTWxEBa31U3ucNEToMbmPZZrjq49XfrKjNlnxLSqKxvValhzu5j.Rn_PcidNYlWgp3qb9KxFOlv8W6yONypoRwR9sWUjyGWSUGHfEPmln3WXo7qTTvse8cYpnd2wL21W69R6oXF.B42Cd4AFTC3IctjyRtzM2IIBWLecBs2BA2UArOPZnm1bcwvLVR9dB3SMcXS6u5J9N7Ft_sIk43SAJGzeCq.m4_.KJbJMTVzNoY94KnMhJvYyo8ZDBhr327s30dFHopXjx0n8QqdGOTBJPEdQJFJayJu.ArVyK6sRIwBf0mT.HixPx4_fjixe77TteFjOaV8VqsJZpsqPkfdBv82KmaAFAe8gpBNbDBFBHjzh14vBYBd8EcuWYCERodlSArs3xVQ.0GSlYdGirBpv9.2xDV8W7z5q6OzO82Mo.JRWEWsQ8KF4T3aq99b_O2hqT9lHEZzcyKOVgzffNoR.meG7.k568vPbpHAYTRUUAkw02jqEGLIwg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f23af80ae0c96f';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\/9142803765?__cf_chl_rt_tk=.JSFRuGwhZccE5d.Y1zLSrJ14V8trgjGn4qIylx20Uw-1739087025-1.0.1.1-XyTa7osViHuLYBKfBk7oAFeZKU99joZ3_nwoPCv.V7c" + 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