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-961225776766.mit-edu.top/post/3829746501

  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-961225776766.mit-edu.top",cType: 'managed',cRay: '90fce0e7da1407c7',cH: 'J2Gx9UKpbHkmk53IlZNvL3vitbKVlJVfLBQWRBaFwps-1739198680-1.2.1.1-Hy1UQuV6ukF2LFoWoyS6VInVPmUUnsIhR_gMZJ6T2nQEAyizNFkzclUMM7PeIxWw',cUPMDTk: "\/post\/3829746501?__cf_chl_tk=w_sAndGgMQsg9HK3w6m6r9HbRUPKBqY3MT_ukJZ_zJc-1739198680-1.0.1.1-DuvkNErHLegxv1dUe4yVLWjkChhmfVu5fb3XGiDl.bU",cFPWv: 'g',cITimeS: '1739198680',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3829746501?__cf_chl_f_tk=w_sAndGgMQsg9HK3w6m6r9HbRUPKBqY3MT_ukJZ_zJc-1739198680-1.0.1.1-DuvkNErHLegxv1dUe4yVLWjkChhmfVu5fb3XGiDl.bU",md: "7T8Kl65pYtgv04vfEEevy9DkkTJSh18YSvtF9J01pPg-1739198680-1.2.1.1-M3H_YIGqX6ZzLJJoHeApHmg4CT.IsH00Dyfdy1KVyCR8VJnBrrwR1DZ9G.isrNIhNKLPz3kIzNHQjdUOypBiprXbB5iY3eYT7LOkWvlkHQGAOz1z.tV_TVoe1qxCQcSYPFWfGsr_ryj8x4r50bmKiSDoyFnIy9huePOn6zF1hSugYHBRWv5aVNmUP1ZW7VwuAUjmX1RLo0S5affiTciuJ54c34QIm76BTnUGdiR73lFQNU9how1GJU_R2StYfbWSlaASCjAuiG1sDmLPkZA6YciTlo.3FFPv57KOtXo15IKAvuw5VYbHayhcLZiGUi7Gym.tNtwDw_Vq2k1eX7BYf4riEh8knkfFDNfs7x3lL3HI7W5VNDRdHaQzskqq_WdRgVPXLrHfoXnXmn_wh6UD4BUFhbU5cAktbu_C4ieixHAaUNoFVpSW6ySTXB.sQj4v65jRbX5bQLF0BB9OzkHp4eSvg6cqoSkHA_CI4xOa_1CPR3BDlzMQ22h.ZFq2c4w48piGyZyhSnbgHeDh2w95Jqiz61.ZIB8_pgMBGuIuy0hcRprls1ifcGwkJsMj67aQsl4ezlvLPZOv55pUqFtOqNLl2IVKpwj5hnRlzhBcpAeEF9r6F5Y3Wtd0z.bxQorfGkRay241G6D56ksHVbjX81vv4EfMhBk3fhso0lQV_pYEuUWZ9u7BP_6ybxHpgpwvCNoBhNETuJyxo.4MwkhcdRsM7bIQoSIfpvpLFVPFeA7Jwk6D5qQs_pbsGw_8cb8sRpYoB4S_GlowPRBe3Gm0eI.m.wU60_fHn8hDspAZ1OZCSh7DXuLb7sqDegKc0ZA_KadNKHM9GeoSj3I3SnxTXIy3RQhJsDuryVZhRLF34A.UmNUW_FNmqOwrkTD_pq5IU0t_21QDjFDowb4HvyYoUyAqOV0wLzAOb3_W7Gc.4FkH__gg14stf.8yd.nj_LwWqVf6yIg0Au9QdW62QDA1BQYHG05hyJ68nH8ca2Nl0JPreHLM2yMInMQVUrbyLjEaoGZbsXdaRaxIHASLMgDSR._UG8LcwbwjWP43lL7PLw.v020bqxp737rwOJY9svvrQ0Faf4XKsS4_j0NWSrrIpPXHHv1JWwrrOQ8nuYY_IqBs9HNtTC_BpbybEZBcffzQtYd4Aev59C6NSNin6boksZ5c3MhB2IcuWmuJWm1364yp1PyREP.cPtlkEm6oQoqtCwwOWZ8KBx9llexzprAkEDFJv8UwyyCN230CP1fInfuBvl7Ek17OgogxrfyQwbmBJPrM8IzIIMKYs.T901_nlVh7c9Li3N_.8jYvej2Ah70_jnEXzAY1060VErgSRojut.oxlTjnz831x_JpOY3qYE.IlwMjMtUB.xNsmAKN8xPU6IEIpB1OXRDpcoJJcITWf7HmgMvYiG.wylrs.LWx3NKRUXO4qDBtFjPBrN5eIxBURWzTTvMavjDDcmDEhBw5ZrPfo48xZuPo1KbjFoPt387pZq9cmn2kRK_u1fi7aPihoD9Th26hZCF2tt3bqXd3eqzK1Z3VvzJH5o_WF86_SHwJGAA8JlTT5j978azOZDfeoQYsmARov24lQVNiucaRM7HK809lB2vKWAn4ayYyp9QSYCdU8H4CoQw2V2qBCG7c4Wa_BORRvZisEGg5CcU8TXsNAGCb39gk7mWty_6LfdoY_C7CWRS5E_gqNThyjizXgWHxBLfnmKiwExg5e0xMcXwkK1PzXaYGRTVRHWodAjJsJNpx1EVHxPmxyyrDb8Tb0_QWQ5VA9x2cflzaWL8DUaUX.cFqTETxYFhQ97sJEisxpOBlhsaUvT9mdbhyf9_pcTLGLXZhUBZiDU5FgP0qNAq.5cHGYbXxPZ5OjX3FUEnjYaQn6EDwcaQI16dnLyJdOQLJS_I5vJ_hijE9yicD.e2tLP7N.I1fJEUUd31Xi1qox3brlcDlAHdXdG8fJ7Cw1iBDPVPcbuA8mvqDJ.aU9K.JIaEglW3rUkFFgOXhrb9GSVLR7rM8Aa2Rxwrd4ZD3q50RceIm0KZ_1ACu3e1vaYhzLwgWYjxJcc2NrFpAzpUl2YoCbRZMFEkYRCaJPMTbI0d46J_8WYBWL3Y5.FHbzsE.vo82SSN9JpkHbX4yiE1J5KK0aCZaXLfDzZAuVtogqeMeBD178ff7V8c1LuP.5QePub23jh4rEiXrSrRWWHh.4DNycPUDRCe2h2C5Qymxm2Br51eMKhIogZLAOV28",mdrd: "6ci7QX343Arz3OPe.RPt2M74xOz7GTISlp7dHMNji5A-1739198680-1.2.1.1-cVZsBILuIcVonmyCBCXcI9Tj4YILCjFr0PEmJFwJBr6IO7LKYWyVffXxuckm5sWWK6F.O6WBCxOoTy5jKscPyIE2Ty.L2a.hst2EKiX22ktdOK4xyGvPh0p7TqjSQz6htt7snaEF4Xy9toFoQpQvyP8SQOa4XqXmwKDOj4cRdjwTlFr5l0xOBKBGeO26mSCpL72HtehkrSeSm0b046foi0ntPhuNsGq3jDJ1wFRWOl7erqSZsoquNi4WbzD39KGX6hFu1XnEc6NQxCC7rNuEUOL0..KXF4h0pVygBzg7m.pTPkAo7MQEVEJZy3AsggLzsye3x2ZaEYWU53W2X.L5i9fc33eM0qyKz.RzTCv5b2vA4tEpHz1RjUu_Jr9tY36K8VIsV2Lnh.e5Ky0Gt_zlFcQIV0AQrkUDYhlc0RZ_ooaU3Ahu1Gn.39r11PvXroTEWwcYKrrzyyak4uT4GGUIIdkCUbALXBsDPHP9agbZgvgHPVcId9dwPEQ3HYbq13u9JvfJifJYFplAEuvCpwXiOoDXpQG2ga_9vkk7tx6r6JA.jmJk9pU_dC1p10H7ggauo9kB26OdAkM5gixoc9r6L_ibIlQeYd7FaE6y.OUTmpdVtKjifrgHN49vh3VG6AKItHT8QmqGGX32lmcP2KZLxTkSxHFMTt3J3t.77ml7S18xfYp6jkFnE5SsEPHUBBEd3raLvXg2Qh1Xq95PXf6s9BZR0vHMX3sRi90WiO4sZunqXEwBg7zLaK1wdu0SEzPHmLuem85q9KsVCtiEO5ZV4gf1pfiG.6L9aHjDdSD37tCy0lgedPs9dtkJtRwMK7gKuQxCLNea9Vl1axOYmiYLP37QFS2Qsc5MeNImusnInM_6dZfymJBBl7uZT4HPjj1uddn0YUVnYcOoa7ntUpyTyPiYvJ7Fzs_yQRCpnf8LRyJrN.eDDy0MhyoRHgD3Vh4_xVDfoxlJjSAZltZ0NPVKoSH20B0.kuBFk7Qy.fVyf1SVhhpBF2ca.vZW22oU2rtiAoYmksN5snXTZ6cc6agLTHaLpBNBMplVb3fU5YkrCiPQrbR0HZ8F2d4h26xq6LOGK181jfIAaO7ggm6Ya89Ap9K.2e8dhTjnBPbPuxLqkjDWZo0xZuJslXXj_5A_ZBPTZqCRRvn50XaS68qhTeP8nkvWSvY9D.sRMRCeUg9tWlCWBypSuGv8ojxxElLlqdVzHRVAmAn5KX55JEidXWjiKiChLMHy3E53ScwTsfd3oTYVeQDf5Gq3FkOYOQee5WlhCB06jMyTl3YF61UxVxVUQZecPrZommHfhrhIe2T785YCqrtUao.Re9Wsagn.UBJ8kKcHPBuMTFzJjzzZYUDJQgosiBCW9l.psNieDHB0JxJIwxhnXT9cJDZ70SSeW4Y_3YDXueXBDFIWtHuziwM6Ngf1mRl.kH.Hitrn4SfU5yn6sNexj3izDTMFjRW2a5hm__r_AfFm3uj9ONAuEmp3a5xhNlj16vRBcQlR4NYQQ8ueAknNx..SKVpMcyjUVtQtk1ayjBSBqrFQtFgqRp817.9gaO7hmRgXLR8PrVTwxzdzhuo2kSz5cXXDu7RsVymoaLNmZaJGfj8AzXOM93J3hQ0QlngTd5T_2jN6Ax2KwlOc9q8IlRMo48836CtFydu2SgMEe4cMDcAshC9uwAd64SldAotC1gtGAH50vTGxNWl4Eo4WY0CbzN0XPKWdgeXovEPT6DIEPzB7J9dJhsVPlVKMjYy4W4rgtQZSKJPZld5hZttob5f4vywLQ768_.pX7wQtfFVMoxU084dEL17d4g"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fce0e7da1407c7';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\/3829746501?__cf_chl_rt_tk=w_sAndGgMQsg9HK3w6m6r9HbRUPKBqY3MT_ukJZ_zJc-1739198680-1.0.1.1-DuvkNErHLegxv1dUe4yVLWjkChhmfVu5fb3XGiDl.bU" + 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