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-526445715721.mit-edu.top/post/0651729348

  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-526445715721.mit-edu.top",cType: 'managed',cRay: '90fcee1469cb28c2',cH: 'yhHutMcaNfJDzzjBT9RE6B2I9oG8hXnZy5u7TbfVJf8-1739199219-1.2.1.1-zh8ov3CkN9eD99gk7.SwsS6OgU_DEd_X63oY.exdTjWiGwf4MUa3ttfyqF9gZxFq',cUPMDTk: "\/post\/0651729348?__cf_chl_tk=oMdg6JZSe3tV3OWItfGqjLvhmY6_TQBSqMKVzCqAwXc-1739199219-1.0.1.1-IzE6EyWS6VzmDPV01flz1TfAKTOYNY7ukb0d3DfmxR4",cFPWv: 'g',cITimeS: '1739199219',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0651729348?__cf_chl_f_tk=oMdg6JZSe3tV3OWItfGqjLvhmY6_TQBSqMKVzCqAwXc-1739199219-1.0.1.1-IzE6EyWS6VzmDPV01flz1TfAKTOYNY7ukb0d3DfmxR4",md: ".2gkJpTSZBoTS7jS4sMiu6wcEPzi87gLXZIXOUXVVgI-1739199219-1.2.1.1-zHZYoDJljMii1IDsRrBXrEay0vFK7kZPZrA0Bsy4PPryFls0WC9MuKsbE0N_Dm1X3YBwJPAslDI2Y_o7.L6s8v2JFJ1l7XSyX2PnZ.G9VU2cPky1Xeo7fRKcckblRhZEKOz.e1o.3Oj7L2mESTxVpbR78HjcBi8eO5LNS8lGAtONnozqhLSLbhFsa6HbpuVTXmS18bb9La9WINxH_.se1s0KLjz8hvrgOTNeSTaXFMlfBndN86bl_QZixS.k3NSbCo6aOD8ryqu5Zwro7_dyfWppz8qrUM3cR9ZhMIYLnxAOiZ6N8k4adQaibyVLZz.lwW3km8DDaTkbSkCikT397zOP_xVlth.RmZcjuodHNXg92205Epc7Ld.Ie3gi1ugSl1meloAKGYvt4cc_YpMUP_9tovWVsOK37k.OK37R7pQmkPhnQUL7fSYo9W5.DOiEjwGQunTsvWrtI3zfNusp6j7SibA98lzckdQHRg225c9W99Jdqzy2adUTclMkxjGp9ZdwDXW4hNDSfVp1f.WftTCWF4ONlL.xueCHA1A1ReXlslGzLDAnL2.LMxsUKb1jTGkEpltUPMxIt5.rr56sxcD4pmyGL5TLswIVHvKbiKHtm81kkr_4PhUr8xRUCMM44nLq6jWSJKw1oUwwiTE_yRVxoSg0b9bOmkZ0N_NzHPJLNTvwfMaKhzSmGum8JMgSCPO9iZylgTPelIL3VtWgWJAid0hZjmrXuLX_YWpfBQIN0ko0MwYLNLHZUaq8sC_N9ns8QOENC_Bo9DR2tgkHm1UF8v1LFMFQhvyQd2GfTZgB5jKNM.MbvrgYVInnA5cvuhqorbGnDkGv4GoQrQdlk6qmnUggAQYJLGBZz6taW6FW1kxuSqAM8cIdH_rdnwhJUf6Bma9yL.D0fUv.1b8yicCNrIhXq6GUyBgMyV77k926jxJqT29bEhSS49ZGJYrLH4eomyIO5d0X5zs5ywk0gMusGtCaI3rlarGJ0GGk9qd.jpJzjyCkPLi.PzWqLANGdVb6IbiUEk9_acmWHUrx2A16b5Fwje07kuncCNjMlVvUJMzX5PmIZsSBTiaJp0nlxHPxJiDGzycjOyxqy78fTivdzkVGuhnQuMvYrTH0OGG_CUn5QaWPAbJ_JEIVAqq3AgS55srxk2im1s7Vh_DFBS87HYeWNypXRSSYKsxRAAZqaQNS5iNoOzMYCnB55igTH2hggPQuzpFUE4xscjbAMlpZOqaJfOk0eKNYbry2Fk81Uzlu9i2xo._V9UKI8aE2r1Xfw2PA1dicCDBEo1q.od67JkD8VOlSNK8dyMMsc5sqZOqm3ghSdBNAn8inFpFhg44GU2Pvi9floyK9qwuRjRF9lkDy93V_hToJNg78h5qOYB2kM_TcmVktJyAgPvI03Qs62B3NikgTK2zE3l.oTz_jZj.l0HZcbgmgSWSY_f3_W7t_a6gJUmL7woUeCtLdbiSwfrBDqVaKGrOgXgv0dO7YkBMdbUwUwkh6I53C5VWMcJPsnykgJQmYyl7pr7KHhzi8QQnhNJzoMyVWgSV3Wvi1ZYHg95GDdj5ilPCLAzNr1D8qu64bzpfo5TrlyvtscqBds1M4PBkppatNMUBnO8FLoC4iKVShIV6cAaYdhUhm9VQ1VQ56.gwYG2ER2o3d6pRhwA2pdbX.WRQB1JQjTkwzO9iKyVt5tbgnM6raJiIfCJUCn6DUqHbaGP9mzyRKLBPTRW4wB_TJoMB6BSV.jDewi.MVmeKeJgMjRnsONt8tkXn5LDUBti6cGmB_59fJt8M3ERDEHg9FYKFBLfMH1OZ.73hnrvrf3m64L6Rkn4i6YH1wnWGpGYgxAb_XjN9SHNYtsrbHWLXuVcLceDG6r1iuDoQN9VMt5_L.T3lqqqwe4nDfgomcgTl_82sSVlEv17BF1ioHgbVoKBHzR_9FgdQ6yuWrlpr1IK0tdAi8w4RlW.H4GN6jrdhZ3TJXLyF0J627GPzdmPuGLFAVl1tf0Bj7EnVMb0Y2jZ1I0cos8Mk16uO1w6YUFLeRsjOruIgnH2BR.ZU2EdKpZ4lhZalfBoCRIWz.B9Cwv.uQhAmEj5sbQYGNa9LdKGpv.VFVXlmUJtYgflwtyYGRDQ3I6CgtR5gX7NR13wfJlpEg.0gYZ0i8rVlvqO8PaZveLrXAeZT4kOMZGeBwOyorB9sNdYUu9lGShT1hEzs_CuS7CGiW7nTGkegxp08VG7g08eGNlDDw",mdrd: "ykIDzA_W15tXMKJn9zbnkhQMn23nKbu3NUrhMkfFzCo-1739199219-1.2.1.1-nHCEEMWv80o3c5qWM0ibRzk828.zynQC0nA2ye3W9Ni6cXkKrly57T.6JD2pQqUsfluTESO0o8G0vGcbiRDhBko_3YmJXUQjf7OqEY3BbhQMLFU6vHo56cymppPx2yWUf432DQEX0uzBSOOn9.KKF05lUOkHatn34NDChbRUa9x2Xhb5oRVKbI9YqscLwIOLpiBSMwZci9tmD9ZRE6zAPai0br5d0NAH11g1XMAen346jLHAF1qfAEluvczSmadokrODHzrkvZB8QLrK26sdkRAb43oz6X85ZekwORzhLgAm2ABH2nee_Ld.qKWQtvlb72hLb9JWP2VV8bHxFW0nfG.LifuBMYHs66Z1nC1f8W4aIz2UQLcFl6HlMU1Py.YuB4RbvO1io2X4HjuwIVorZohWeQarWvepF.bdWoCIDiljKmr2Qpir8Tfqt1SWDMxmpIlli1KCX2u129oH46r4tehYnwPscTB37J9wfLwIPLzj8y.aUsok8Bi5XKOBAXt1Ez6.inbs2iIV8XdcHraYAIO9oiMjO3Oc2tyCEbea4q7.GhWPcwBV3eYJrbpzT0BEi82P.VtKmR6tNGcImq.sJPqUbMtoIgGBWmxPEOaY7FPLB7gudlZcyWlXkMZ1Se.rU.Jk_LZIthsGtL4ARnwq4iNz4t5iZl5rYEXd0nHIn73IVqH5i3we2FUx7oYDZyrr1_RfNCcnPgf0BcE0Pzlkba21bFVVKcgLtkenLCmdqOnUwNZTKWQA7_KTR2cYjo2NznWgu0QzMBwk345VbC9hELHkXIVyZSo80EIBQVyoOExU.3JgP3uqxxJoMXu3b6dBRnzT7B5TnOd27ArnIqIdPax3qXR_nYIkXtsVGiYbelVd.Z1V5ckpyT3gCedW13CWlwpZPzmtasPnmPjt4H8TmwdU.APSa6kiwiIboCecddHK4buIoNBqqmMnCH4z1B.wU9_hDEAeUrMJV0L.AiD45ZyS8Iz827GAq7roPi4D3W2omS9vzGkgQKmTC5UvFr7F2FCJ6wZcCaF0rmGmG5Ak2uRltnKFPDMmywWMJRMLq_s6SrfH4mRGCYB.YZEp1ocdsQdH5XdiMa7rWo.JU6lRTN1nnV7J6FO0yVwmVRjOjKAa91xA4ouYjzpRSh.VqaPHtMk34IKfuEnnqYXS7lILLDUlIool29RfS.Jop0o5HKJU_ozV_NPC1e9NQ51DG8.HFAMSooiSsn5aoBowU3RXBQ3Ge.08H55jBmgmvYFTl8GtyBlf_nKj0qvCoQEa4cdo6_ZA3AsGL2QpK1z4FQy3Bi.Grb_ReuBeTCo1c8XDBL9E_.DJoTn.5T21irQoL2ECM7QVgSZ1Ulx4yx82wlULnyqJfsixoT3OS1DgVkGLKemVRpFBslubWWmx73L4gw2h2bOQSzZyT8wuovyY7BZgV2i.QTGEwhsiVLnoy2nUOtbxMWp823cZtoO9YX3exvZkYIfGOVPEVHcj1w0PVAopbMvmOHHvjElgBoSZbSB1C2y6LBl7pkNkdPbHLT9a3nF.GNDXSl4Lx.OZRTPKohvjo8CS4698yMKiY8xqjgd8EAqvSodBwRCnqN4Q8LbpIi27E1SnAGfQ9GMDYWDFWFGQKVwqxpZFxAI_VOBwswcGDjMUno0O7nH8umQEKAifTaFR3ZRwiQCo22RLvpuclVDsQe5Tt8tm.Wp1pbYVPcGjvToqfYv.SMa9apEtF6tyWY._QvKO1M36tpz7P4tHqk76IXWj4cXHyiZ_DKbH6UpQZ_9SClL3htIsfIDwtJmceNqKDmzSFYccafE_3K82fB0ttQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fcee1469cb28c2';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\/0651729348?__cf_chl_rt_tk=oMdg6JZSe3tV3OWItfGqjLvhmY6_TQBSqMKVzCqAwXc-1739199219-1.0.1.1-IzE6EyWS6VzmDPV01flz1TfAKTOYNY7ukb0d3DfmxR4" + 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