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-886874425303.mit-edu.top/post/1872495603

  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-886874425303.mit-edu.top",cType: 'managed',cRay: '90f673087c75d69b',cH: 'B8u5Njq5YkOEw.txNtzYzAZM5Vbrl6GyyAeKMm1Qdhw-1739131265-1.2.1.1-9hVmgdPWDYuzqC9qG_LZOjzncpP_cxXmQsOIyoA97H5CvTVI1Bpa7JbIvNuqwXLf',cUPMDTk: "\/post\/1872495603?__cf_chl_tk=QngaZqt0oo8lkr2vwmW_D5fgKbQURAi_yqozHAltkJQ-1739131265-1.0.1.1-AIbmGKHYUHQDqeg05i3AahvecVTSHWGRVYBTcip61mY",cFPWv: 'g',cITimeS: '1739131265',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1872495603?__cf_chl_f_tk=QngaZqt0oo8lkr2vwmW_D5fgKbQURAi_yqozHAltkJQ-1739131265-1.0.1.1-AIbmGKHYUHQDqeg05i3AahvecVTSHWGRVYBTcip61mY",md: "7fmcykpnoiyFYLZNTVCX5V5jamEKf5t7fr3.3vOyizc-1739131265-1.2.1.1-xhX4shd3vv6EExYRBIXpJgXc_dbIc8yHA5rPgJhpzpxF2BPtdBpCy_XZ07hjSGWvYurZUlD9e2hef9OCJSRDdZhWd.nCQbbvqiokwfApR6hA.IXBhfw76nG2ZI0Oe5Nj_qTG67FRnrGsaDfxHpJbASXdFYyqyZ6ZMqPDdK2PVTa0N.WJiUrtzVJXy7_vK.fflpM0c3TkRnN2x2BI4CiWnkvHZ0KiCUj7TH89ZTxdjzcV9lvAEgcmB8Wk4WHONHzE0Z2J0FMoYItHI4V8tMcS94enR88iFW8uVy.A6PolDBjKzyY3qozgiEYhCM3E674eHluulr1kZ7r_B_oeYuTgksINuPUJAz_wwLKGwgBZ9QX04SST3zsVDIFCZOJa6gpqAPypHyWKlj6C2CrMTPj10R5JTfPMt0Z60v0bzvClogwHeAHBEfGPW915udkn.k2oCI5Hw72Y8lxzr1_h0GurfaxEVkWN6EKxH_ouJWN.X13ewa_HQQP4.ucOG8szR_rb5XFqKFv6nGXDudUlcXljjCdjptNNyrhZsfa3E6GSsH_blHrtrSdf3hKgljCOlMLyrmrCveIpFsowYTQ0lI9RwGAP2Etl75yEsZBCY0oovD7JbQA0Sv8QA1moY2whe75UYDvARnnMFv4qRDOHQTwTCi_4VF0TpK0k8bt5pmr1i.S_uQm21UTjNyZdshKr1HGSgU8OeYDH60w_QuY2O055XzNSwu0zZ2UXhIYzviW0NR_RfgrDD29VbKWI5tU6bj37IhBskxhFffBVZssnwxaZOoAfN4AInvkW8TRilPKdE8UNU0hkiaJ1Q2LsZqtTLwN7hJhImyUHVqLevsEE5lNDWH6ZOAkczlqu0dDh4Et49xeUISD1VC5a4G6LtGFJhgHPYjJzDWOtYNJYzn4oCuq8A737YUtxDx3SWJxSqIWm4DOS4ffi1KtU42Fw16gVx.dOYNS9qLsKu8C0L9feG_.KLXswp9tez5.XOBhLT5eDs7nbM5396Rahi0pEC1TtkJK34EIMQe6Cmo6Is8h_BjOmuA4_QRGKtndDTU7mcsDsHk1tD70Y.O.eTa6dNkwXxGGQitwKC3QPlikq2fCGXiapbWb8vBV17EQ5JQM_1StJYhYGIdEUq9MTzL2GslbaHHhqKWKQa.2C1R_zwp5MwnF9tMUfDTxcR9xXcWB7gk8lUzDofvH31CiuvBwOFzr4GSMFO9FVSVZccnObUUIElZBNFjjk9EqOQmG2HY9dJ6yO3iTNXC60QD.1xraqI0ZYqLQyXv_ylwG0Hb8KOmpI9OhBs2JKCcv9UxVuhUM4B2qQ4ZjeS3zQ0wJggzCo7gn5veSt4IiKSMrUMc9eZSvzq23gMrDW42193rcvIqcGjmA5Xi2oXkYcrRaA4UQW5a1ea5Zy51jlZcA_RLABHI1uAy3KesgUebxWIDVIwwM6v9XfeDbDDy_QXAQ1AU.b.evNzIT2yJml56IyY7pVsyHOKaxOhvaMHpPv2jhbJMANuhlEPjLUU0U7yx82yFpjr899rjgjJdQoBlQmhO6xejpnqvdIAAliiKM8x5GMpn0fUxGURUUmLwYZvvO2JjnZZB4JUp4PfvyfcYwoNOwzHyw0M48s8MMsx.ewgvCu7y427Yk.k9Rv5ykvMuZujpDY9tMbyxqrOcOKNg.Nx3x_iBbuPX.._hsNsN8k8uTstLCNjBvIST5pf.SMf1GoeHhufsSRrWZpZJNX6CS5ETlcTxgVsPHkehjwj4fJcAnF0LFeLmEBUfV46z4apcg_qvOO_EvpksGaiLuw8BSf3DcYCMQao16WrF7ZBXU9F4oq7DMPbNGgJ3NdHLYT65zcxCX0Vx3riPTcaUy3ONIOcyPL62KI14UVCdFChiFnRkIRKDBK7TlzXyXCLrlazdwEvKBbnXf9oW.BGEk4QBuZcH6i5kK5Ig7VAiWpr9Dev4NguEAlDsRzpcZ0TIcUtUMFRMNHrJSz6v_Vw.8LqMepZQ0a5hMYUGFgi106ZGvhAbdP5T0kYPB4QOv8ZYkUersAepfgiq9N94ftjw1no.r2H2L70TlKtsFx0JKyEA4fWb0FX_nb6I9SLc6MhFjMQSRrgIrRlPnxPqgNZsjCGAVofHrcJKpCKwu7OGvh0xSsGDv7wpJVlTYW30TigVkqv2r6BUMkJtPwN3XpuF_Bmn4wp_p3bkIoHGLyhOrifpCnkdb65_vjud7Lml1CHhhgrjIRjZjMS6K.5zMe",mdrd: "TrjNZXIfN5K6PiDN2_pGSHXd7msT5pf6JObpkteGY34-1739131265-1.2.1.1-0ecy3PTPbpEyBMIJQu0vWYjNAwzeYzR60E9dV.Yt_VnS1s_zGfdFXfOS_FoqrLSGSgZ3PEXGGtzJHxMF3.44Sz.9BZ0odBql2Tq4zOE_9jM1iTQrXoRlzIQWiQc83AHbZdCx1NRRqzVxnvlqoG_A.1wcL0eDbquf8F7cB.ZlQrVYOkhy2rFjWPDReQtJOifyS3hmVTyUEWErvkfF4CW45AnG.GNR4LZ7Aw8NimjPxnecYNXF9VjD7UkNflbVxbigRyuuAOIJqR7K0fUQpaVgt2d3_7KCybLL2bzB8ekAqdL34f1j7yQF3vXTjcjHqdCMg9iZrcpHZqCUWxDImKHZE7_ldlrFlsZLqabCQDkWCcDgT5QfkK310eziC1q9xb_SZi7olM62JDYfYhedXnhijvxLqQfoF1FJdX.G0xPIlEZP0EMKs4FOG_At.syP_6ysz1nY5tLXIcnKq6kGYH9hXe0_Km97bJMoAjcorybr3wCbgDC3TVnsSZNBxx1s9XuQbBMixpj9.xXL1o9CsIv07qajuoz22RlY7rWZe6SVPHFBX_YCOEuQC.mhymyWdOXlGxJclkc0Gn4hYwr6Rh6dAsE1F5Ir0X7vVFoQXuJ0zpLkXrNKqBrYRVy6BwXDlEzkSS8mMB3D49KYeDbMCnSk0P3oDKbh7ZBmGrLpA9f63_aiUBvEcsafGBhQk1kdjAmeuYzeCzI8ptCxQkU11LK26yGgSqni8SeA8cMai3OEsqWmehnfndYxFFHtlmFa5_oiAjA0rdtOB4AfwMySYo_ca13tDNoqA1TUGMBGwL68ShB1JcNHtmc3deWYA3TosL4AnomefLGtCPDla_TEKMnxEAIwuh2KA7Ow3d8dQj2uBmkN67kQ8ZVfobCXGCKK83UmL4M7C7DGGSLNc4U31ZJSKbEIhWJehLUYKkx5FRpzQLmnaxoMgeY8EmQURSD8Xn3RGXbV97bkcmKTpe_BoHcb_t9fxbmo5WhxurTolgATFNmXwHThKpRz4hRB7kXUHsTdyio7rgG8v.u4VrI7bfC38lLbNl47sGcVuF4zGJr1vbRy62aujbUS5ipJbP87bLyOIVSyyjLxLsDn1hFDmiX2EdrvgesnUPzq2BM0Bg38epOPFqvIUFMODmMz4i3sQU4lJ30iInsGkT0P4c.IEx8MdjpF5jJAnS07WIfcZo21RW_6idTm1GL74xBOFozIB0WmoXJeH7v5HW4JEiLJlxFWRzKkg1hpzpUSoI9uhLVoskaNgV0RcWvXo6G9WBFUJFnpcQ21g6rAF6o_ZzXvTv.PbG61a10h.wVpCYPcoWL9m6ISIgkBZXqZ1tf22FJXQZk_WXp3KsxtDe2Z6tV_cIHMQDkTd.COUa.XX5mKotaxPicZNIvcjwN8eUaa2HYOB0nhnFM2EoTkS6R2VN6C9INWXVGjuOKDsX__EPxUDMjLUX.B.IzLhjJzzLlbxW1e96MUISmJFSJFCHP8FgcSZsXZe8DEOOhWvGtH.pXqaGcReZPSC6AXWs2wI.vgJhgXnVgWp4vRvBkRaiT6a12jVmk.whyfXEOyo4257rE7iZwocHIkoDruJuzU8KaVt4n7yKjgo_RY_EO_bzCs1.3HJtahEYyqoK.NDue3xEY8bFBpfq.DHnkKxHgyY6YspkngRo9H.l2NVfOpLkrXLENPpluCSzf4IZg7sGzGQFpC8tERzsFLm90CcEmGQ25ZH4vcI8d7gQy_XajdtNbroac_4LkCUFMiYEYPo8L4DJo6G5Lo0T0sUFFO5JMqzYjqlQHvsjh6vUWRF4dvukbVLs3SqIDh.g"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f673087c75d69b';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\/1872495603?__cf_chl_rt_tk=QngaZqt0oo8lkr2vwmW_D5fgKbQURAi_yqozHAltkJQ-1739131265-1.0.1.1-AIbmGKHYUHQDqeg05i3AahvecVTSHWGRVYBTcip61mY" + 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