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-337209658659.mit-edu.top/post/6049215837

  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-337209658659.mit-edu.top",cType: 'managed',cRay: '90f36ca63c8d8230',cH: 'EjgRJeVkgVy8erWQvNskmzGWBApt0LDeN9Egb_jj6jQ-1739099546-1.2.1.1-MUCgtvnsHRFlEJGQE0OeWm3tdOQ1yO.1JgQjlRCEiPUpF3Lc9LrdxDvY_wA5Hppi',cUPMDTk: "\/post\/6049215837?__cf_chl_tk=2ydRn5A0lxMGu29t_UrGWHEsaELxXdMSCeIKwlFBy_g-1739099546-1.0.1.1-AaeJf1euDNqmWmJL6wWikxqHa1c8y.zQUMY.mxYQaY0",cFPWv: 'g',cITimeS: '1739099546',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6049215837?__cf_chl_f_tk=2ydRn5A0lxMGu29t_UrGWHEsaELxXdMSCeIKwlFBy_g-1739099546-1.0.1.1-AaeJf1euDNqmWmJL6wWikxqHa1c8y.zQUMY.mxYQaY0",md: "K1bVDk5CP6RZk9ooKLMha4FNMO7VRO2Ff4nBPV6oXPs-1739099546-1.2.1.1-fhX80.6XKOLm9IzLYt._6tIsArbdnZ84k6j9imQRIdGNG_ZaIH3eTI_quEq6qJjfGKrpa5Ed_c8f.N7f6_G3QewrGNEtv3PB5tiG6nA5ODz67nYt_pVCD6QWqY._F4yy8s0vc9ASons_SmaE_rKPxXVRhQzGqtDeZWEdp5TWPS.40UQzp5z4O8zNjZwG0tRB1QL0QhuCm0h9uU6h4nIn5T5.edbYj..6EAjoLfoLEAz3JZs.WCcXqusSQSHE5a9..tGOzktrzQUDSwiwweWdkVX1pjI.ktvGyWUH96RKBIqRlvIOkpK7jTOV6BfNItmfhLW2gBbh2CAGVUVpzGx8iy30GFbJ20N6DKKfi0S8UUS6ONVFJb2b0VLE5u_ZUXSq3EpyFYC2ZoZUBky9PH3tMqAigzzNmnIobKyYNxQ7oSw3EvMrDYn2mtQKJF11iGvn5_HXw1tdMCPtACKlBi81.XpGU9eM_LUfHsHCqvBcEEVStR0l2CWdJyB4qTIlUw8OhwKNEylMbbo_QA__U6kZyKLBvUHO1oaFcC8SAzp2fu8OW8yYVXZcgGKziuIJItnJJ9kz2kcE.YvyV1rDvSAOyJjQOrb3DLWPR3bro12t2_JttcUT720H8d8HWKmNxlChEkZQWZh..p_hDebyr.WhWu28yJUOxBaFGT1bCfGc9erWgAOv9.f4zq78Yy5U.uArb9vVlIoHBG_iY1oJIPip319EHKY69I0nB0rDoJzqzduwV0.mDei9URuv1A4pcB3AZZ8NsNiczMnFzJbHP10XcfEi1HjLg7qWCJq71xot5tomcTJcQTMqUwYlQIQUsfDP5jwAIeHEtSuLNO_b4b2ge9NV5I17OcqRahdo_cTwWQNKr7L56Hs2TbSSK6FDE_CEIKqJU_o6WW3ODbhulIqa2cQp2yFqZ9Nj8etcvlnm37H3DWrHAh.cOgPXJUhFA9BLhLNaf0O.gyMt94JYVY2SxMWCqujqIKwrFQiFzndcYjH8pwXTXWFFj_saM1UdTeSll2CbG1p5X0BUcoGc1CZKv0dIycd5HmmfNhGTts_UVaBBF1m8k6_oiV_SqdfmbACPMCSgl85cH98R6JVpTyYWW_UqqxbdqOypCWEvBmdKKsMlCAetUdQfhV7lt8GF8k7Ntjs5XazYjfJD94t3J2y66AXtK9H2NSd4SulddVHu5j0LLVup394gPQrISnOxN8skRemj3uBRAq0z_Zhkhs3x25yIn_sSCw2qw1h2UtP_IHWti_M.A6dwdtwGa9jHNX.zs5CsvTyqF2.iuw.xhrlWwgcKdbFZjQQHhwF1aRC24RbB8pOnX0Oay7UarS8urgVBfkggb9ROlqnglHlFj5qGQP4m8S7hKiN3fII4n_Bj2rZe.hp3NT9zz7YPlBSiftfbEYWDKCBMVubrTaE3Okvatw4Gmgpfcr2IsOftaTEdP1Xnl3fUjwlRfpTMEesn2DSx7EwK7.0AfJaNkeOF9YkRusHEukUk6WTkqH3.64zyCjPp1GZc7KjXC_43u3EwpTMwWVhP28.bXnhWQwx7wdCeAOYMGRInF6l5PKEk3yPKKFDL9exCXgsFYDpRRgr4BrLixo_zXYEyOiFh_mlrGwcdpHYzpHOYu94Q82KKqluI7hPbvKHQszwGuUNkQEiq4avx3XSqfMCnOloBWKyLYrAfQ.wyUwJ1fQFoWRrVYp3vMVBEANCmzwvkCbX_jBEW6JJM_Evw3UkHKxQOwq1wNdr3cTHA7.qNPKc_oyma0pPLKWYH_ag0wZzO_Wo6DBHh8o2MSmb7XJB_QgNhdiA8k8S9UWg4mVC.bXd22OMTQbmRsIZWLrZ0.GnqR_6jSWqiZxD0vpM8W7fNXTv_r2g5Jw9WUG8xq4LDiziLioZQCN.taNjgknMwGFyIhUf7bpWMYtp.BR9AXGafdPhkXIng3.Qb5sOD73M.oN45LXoA1a9bhdOaNi2Apa5TZjh2fxaMrnjS_QPT348hwdOS5S8E74oaTYzsIrAkXQcb2qm7b.wsyT7oD1aLOHz0Ht0R9bjqwwRJon8_Q3PnJu2LOQSXiEu8tpp46kGozoJ9y1ajqbu2LaxAqd.BQP51NpFSheCdb3qYGUYwbz.obWnNXC.naj0sS7hv93f6gAF4tOKL6sU_yz0lpFbDydhnDKv6WLy_LWv83lNLm4jQtdAgl8vJBIYpDwpHNLuCsfDmQ8Jj3w7.jGar0eE4u2HAkWQ7IXAYDM1E",mdrd: "T8Y4e_FyoR3YrgU.6gYKAvfw9gMDVXAEhu1DdRNQgs0-1739099546-1.2.1.1-C.Y92Jl4uMRDXv88OHYEnuyZh3SNHoJNtckvnnJsvTvywmixAot8RRcy8iibMf6XWqb.UAh6dUGnpO5yH42m4VK3yt_T_FurbY4NROu4hA7hfm6IPqcT_Q4ay1r37W7afirffB_kls1vzI6tYJOAGeC7dEptxWxujsFsO8XYn.uCV6E5YJ2K1qOl6Vifuhf6FnzDG.OIUtbxj7oVHVVIo4QfHiJHcJaPSoekUd4JffljJOlC70mNmW6wXoT8F9qpWmWaQ5LLde_nNq8HZavDkxt_hMpSneksdGCmUgyX9LmodlhQU.O4_RxU6Obx2NENieawEVVkqlhJlppNYPW4No.dojj2.8x3xgsf.TvehvxXZkSiB0qCkSDeZFH1LdF5UZoxj64SdX5T3ARd89XTVF9xfcQMq3VixaxkwXzaXYvJ2dx7Lq3nU5ghHIRhb7Tl8Ey5N81_P0sDhpnGNz.a9NZQjCkkyx8azOkxDl6eJR45jm2yijM2X2xPLop6ou5eBFN6nzDTfoNXuQqp4OHwB8RTHOvI2P9oShuXNK7z2e0JW.4IkpI5gsaJjs27czMgdW0.xBMCukFT36Qf6HwljxD6MtOV8CNJAHkJwzYlxIci1ksbu1Dx7Lug65_6Q.ZCmjTXQU8l70WU5i73dSKg17jayEALJlJfMywNpGrqKbCciSlFGW1ALh2wMjKZDvYL13enLRFNcqzbTQrfVqYLIyMeiSCztBZ7Zq3iRXcxZgZlQ_ZI9m6knIFTHY2lo1ZiLoU3HJGF5TMEeyzEWqXBwi9EvL9drIQQwRhcZqsuNgVcctE9AZiUayt11d3RNvr0Q.a0EpXuFtGkJrMEQtVtzzFv5QIg6vzeaZ.tEnB4Bsptb0mJ3Y5CK5Rzaunwy9OxufBxlgXrAn_f_hi0s.5nPQuR60LtZU0UP_SRPigE4wgvVUss3ZRfCHfUUXuJRetHDP9dN3FUZ6XQYsypA55WC8.923BLwXVMOVO.bGLd1uWOG4nPNedbNZDqFDLZmIYqdOuDP1PTbd.oidzPYiIktUd1HT_jIYAE0hSsU4JqUAaquZxnwBAqcUb6SbCPbP1yRTUneqtOWdXMIJIIQH5ArdPegekHQM2AM3rNMV3Q8MlIS99ZyGW2Zwkg7bWzqKdrO5n2K.liW6m2v2LO00wyIqgeNcefZ5M5x..V_.wOxftuzAhc9yDjnTe5ugL2mF5ThdYS5_hXxR8p9BeEkTMHrB6eurC_OYtGIEzUpZ3qk.7QBsGVylVXPOoRD.X2IlEwCG4gopp0.6uXmEfIeY7MNY1wd7iMhL01t8pyX1byc8WcB3YxOzVwyStj6QzJz0QZ16TEE3XyCcsyo.h3KyMVmullHnJFuXTKaavV4tW.ofexF5lyQXgH0nlwZO0cG8PvIo3MC1uszgprh4poWtKToOMSDFWKyQWzrhus6599QbgoOl4L8rw8HuQNct05fZ.zVOQYc_ea2i9r34MG2X9bDCXItGHYqqnOxb8WlgS5wtRKnjbVtE4Kjdvunt5dL0OcRF_beWRmA0DxAd_rCBBi8VNXOpNbz3vum2ggOPcGsBW00GzWTLhnMXVhCE.ZO3Z2ZKKasp2NqmDNYaDCg93MthN2RWD1b0wf1UOGaQ1UQMvcru08tepwIrNYyGWUTzeroBtSSYFVeru5CVNSKXGSpCwGHmJuLDDfYYRlT0I2wCWaW8csQJdrwI82wt2EcDZ2TONDcegbSzCT9mSg_aEDUkfvWr0.SAVkdv_Mcu2HAw3cOJzXQyE.XH1nxzdwYLYtflPX5OsYp2IvZ5l1BpaSc3FaAYXn6knVjU0sEQNWZ1c"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f36ca63c8d8230';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\/6049215837?__cf_chl_rt_tk=2ydRn5A0lxMGu29t_UrGWHEsaELxXdMSCeIKwlFBy_g-1739099546-1.0.1.1-AaeJf1euDNqmWmJL6wWikxqHa1c8y.zQUMY.mxYQaY0" + 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