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-660969907915.mit-edu.top/post/7643198520

  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-660969907915.mit-edu.top",cType: 'managed',cRay: '90f2de6a092082a8',cH: 'E9LSV3yyllsGatVEm3veLJoC.49.rcSOz41MreooKDQ-1739093720-1.2.1.1-EsMr4O6yhKKL9VofP7mACe5.sVX5wIZbUbZwQdSU7QG1TzKlgnntl1RK96R5TIZ6',cUPMDTk: "\/post\/7643198520?__cf_chl_tk=fZhTm3OoUb5uTXf6VW5WfLjiDa2zncYB4ePIp5TosOA-1739093720-1.0.1.1-4LybgfSZW_GKGzwDH_u61lzmHH31XnOz_XDGPMS0Q8o",cFPWv: 'g',cITimeS: '1739093720',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7643198520?__cf_chl_f_tk=fZhTm3OoUb5uTXf6VW5WfLjiDa2zncYB4ePIp5TosOA-1739093720-1.0.1.1-4LybgfSZW_GKGzwDH_u61lzmHH31XnOz_XDGPMS0Q8o",md: "lY8nQeJQdoumA_FOokYuz11B3EqB7JDEdV_KDKdC1Ro-1739093720-1.2.1.1-B6MAPvoZUhDyZ0EVSFuVgZJEOOrEd1jjnj8wIkZHy58iOsp7AtPoXEJS5KgU4I3qzQmaI1ZNksIyAFydOU2nsU2JyXsb7cjgyczb35MwAa8UY_OolTC8CGdTMGcKHU6GDwiYCNYnTBEW2vgU9XdIBIxamPZ6L7CKjQN6QnteyCgqQz.O4JUOhZv9lgg89e7tauzKRu4.hbH.uwtTesTepcMR.DPx.U5DJshdNT4yppYO5hr.FR_2NSQFQzenW9tt6QMBNp8i2_n4IRE9fn2ysw_uqKbIqTGiuZ_PHF2hdTgusKS6ncH9SF9lvTnGZw.PbFrsIcnRWUw9ELRdxLeJVE8DSUFnSJG3oE7X1uRtiYICjSflQfSOlPfzuoYn1Y_800vQCrb0xo3dtTXxWlMXEQ4x8Svf8LX7J5fTGP_giOahnEzrdDd7glo7aoIDI42yRG0ZxvZD5wZAyOdf6z8tHLCzJMqHpc4ZhB6l5v2fkDDzmkcXmeZCDIVcqz.3CUNFjayOBrdlvyg3ituwgyYNYoPd2YGvXJ9e1k2H9SACEKJ5eK_bd_jrUV244atOgU9XwK9szAZOqoXHB9p4Bj7xjiVTjdHBXx6d7Hm.dTpKv8xfT8u7wsXVNn5R6yMvIzww_bI4rho56aTuB72qIrNKOGQEJcsL2TiX2ztZhYghls8XLk8mkQPZ6bwYD9jvEsSB_dT0rPFGWb7CmwSbvUkcbJ5cNFX4yS0Qo3nH9Z7Z6du5fuMQgci97JnswupqASGBiQDpEuzywoT0IbtRz1PfoUwNSlaMl3sRg5EMBO3kZZwnFg1sDvJoNxMup8lLwjmnMPpMMdnd1XdFlNtbM_pL47g3r14XPZYZV0xxb89_Jnpe3Hw7oPrwv.r.iafmSTWZ807AGnIyVJZzZdjy9QeSWV0c7k.iOMyHNHhl8hyU97BwDOnaMimEHqKFihCbyxediYXMcpqTPkiMgACTiEqXtVBe2.ntA4SOwrq1opUuRMKE_IhkaPnrShr_PARz5efCNl5NE6NU.e2Z0q.cZMIH6gxKhbCE9BX0Cn7RXukSMACmeyS5SQjBwJIVjZl6c3wvk0X_4fR8PYhfPa6NxDJhByiZSfOntErwbpgI0ya2vm6sB2kLhlJTZmq4jFRuMn54Fi3RYFFYkdpS3resNXbi1tOKmoXwrNJqMj4zc8frZv7X8dbK5AjOqRSPYmrlRaPY29jXSSjhO5z3x9unmIFQOOGG8jvyUcRgIvz9srd1ccs3JZRK7QySG8bQ8n1.1XVEWMQWWbbUCEnroODH7VVwa2y5oAgFz4SmPrDy2Tja15artNQq5AP0w3DwCnGmA_YQBtc4oxZxXHvtYKXX9XfEka6f.U.SjJAxCDA6l62E9BeJUaAmH8M4xcQjrv34ITmqkXzoK3UbR37jgV3hy0tcTeYWj0OKPwZn2HRtFSMjh6X8eT_.FLSUPAXs6kLqTEvB4UCTE05vc7yjFcM5cRlFpmjxhzaZwkJ9fy3t_uYfcMTzS4p1I9DB9SoiCazi69Vzei0gT9VeocfJ1dOf8Rsa_6fZAFRCRqhaayByu6vV4G_HKZ.koq.ws9.VRmZ6htGStFlhq.G.tLsqdiZezZDtMPZa.9q3Dhb8Mj.j1l3FCIUISpIlfq9ni3uaeNNcu22XLRNy9fHmoFsjWNwiPDxgOqUws1RGDdGALlEDwdT0nKWOmrYtH6t7s0Na0XeBg3iO1IkMyX8G6EaVGqvHwgVQe.1sFOIhMpCTLXym9qOZzUuGI2ZMfSL7kFp4zJGJJ9ULQAAuLnwV.xWEsiRJmC9ThH1PA0NbNu6oNoeBY.qwZldKCRxiEyjfGGSrtItREF3t.nIwd75a_Dv7nKx3RwA8.LK2cqvg037.Q.nwHN00Eyxg0QZ7YyzcZ1o3GE.Zh7.uHdJ4TZk0NoydOwGPv6w0lODADG_NOmO6EsldrnHd6Jf06aB28zYuynfWo3jl0LBuFyZmmLmFgOohwKshe3jWOwMx3V4DB8HtOyZ98ACJ4Ma4jLbIZfhfuer1Vt4nH16PGkCgc.PncRZYkQUUTSYdP9DuO5ye9ousKbqEhgg7O8G8zOQfWjywgKaNVqOEZL0NMN9bY6MH9kLRcMf2cb0PaodH3KDed5Iw2SNxIoO3ncPNPzveMyRQD0gtgI4xTQ.ae.Pc0zIffKfYHTYY74lMKhAZB_V1wyV09EyPczfKkdTP_wYNzQG3xeSi7BtsbAHV",mdrd: "DAZqKlQal7rj1HdqDoJS7epir0EbIuJThEzgwMSoOfc-1739093720-1.2.1.1-ru9ae8ABftOdCmIUsXhgqqPOZbVWvlobEgE7BN8jqr9Cmj4YeMD3PcpCQMrqu83AiGHrm50kwzqAik0PCq4n4VaK721lgo4gw4pkqPclwpOdIRLXSeetlKGwGYUa6mueIEruUHOTGjq28E6O.xp2GhUmr6OShxyHd2.iZhyflG3GcKr71b9Ul2vJ4X4FatkyHtOR4FuG8Sj0sdIfHzhaWu5EMhPutJvATUkL1M7PEwSwb2.BTEQQsU8s3m.e_sJ0bSykslAmfvltuDIUeq02ubiTFQYnuWZ8GoivHAR5tYWM3u9pd3a_k3VJmWcdPgRWP08p451yGEIX21qYcPMEN7kl37z5ZCW0asum8R8NFNRIq3Ry_N0exM871bC.bcdjHUifQm33ecmeeGMoBF6UqNQVb8i7CCOADDML8ioXfZeJVFi316Em.26fqctrMK1qnm3ANz0QiPZoNzjk.XvwB1ANt0tsrvFXp.rSNPcpWKsEkGnkWb6jUwqdGmWdJYk_PS0k9EHxeGBXgssbvaz5.Coyg0b9m3AdCubYRuZSXchYXRDqPIS3Bgbfela9wT3IFietTdtelzHLufHCuwiauoaGHjAm311pMvITUi1Inps1l7tp060y0ChCDZjylm557YkbOdzcsYjvKYC2Zu77ccqRWOFMVW8VyylSoiF_C9OX07v8uXR0XXgPJc4bSOyQJ6ZYgJNWFkiM7wYxykQVb_n1__6QD0otNlnxCDxPpWBjMRNqL9xZjwHnV3hyXcyEeErxABTOaFnKaOguvCOvOgkVt0mFoFlIURHVC0GXoySo9mT1.BjnjHhPLvFk2kyZtxhdwdS_IPTrEmGkJVG5HStQV7Exd87n_YaR85ObG3AH9VZ_kmLCW06WFhYh81iSwFEpmCXm.8FjyLHsloz7cgU_3xtFwXd69sl4KLKvPrkjnGslEin0YXN7k42LlI9Q_YiPIFsbrCpusF.Gzy1qfxFEBSuXP9Gia7EO7.jmhcvfQJjeQCNvcjldQE6QAak.NyeVGYlNQvHLgyJDY3jn.XWAU5T.rgQzvxarnOL0KQP0UCEW9pngCmJnUQggx52JZRcCTdH41RtDCfWPz7A8XAGrjZSRRt6kgTE4ebF_V43nmII7SqjdkR4F7ffsUgg2o.KspamVuVGZKvCbILcKj14VrUoxf_ZH6rcMijdJ.lMj_NNQFO0Kx7a7.uiGPNHpttpupp5JJGXK3jdd88jxuUyr3CypWWPleGfxTdtIDO086vDl3XrzrGr1GttTno3xsiGCpPrsf42SKyQY1b0rJW81GKaWpJOmWCxEcXmDOPp4zNth9jKmSEmcO6Z9PVVTTD1LrqlthK308DGaj4s0WriehXscZIJv84v7_tVzPbG7o4qPa4GG1kAfz4GNLyOUlMxuMjKG2P8bFZbaPO7gV6MJAt2.u2w.bEJddUrnKKVGMeHhc9L5hgiMGRylk.vHOTyUg42nhg3oNNeScDlbYR4GHKcJuAlZ2TG5Foaywgma7pzlVNtcBi_WL35Uq275gZSGkWuM8SFN_O_Ed1nIXBARKBf5zaQFVRw2w4otuInD3vslktxu8e59EYahV41pCyq_LCQkFKasWbf9x4RjCcvrofwVLoYAGHol6poatFMdnzYkHiGhraKQbhtgPKfdHKbkh3Kr0TYkbQmAUtqYBNEUrhv1LEcgo.gLuuXv6enmPttmLrbvv1lAvwBWjn5iv0Fra681P0cXMz98Sove42NjpdVuLrNjTtCyleqDICVAJKsrSsdk7ZgjEnuAUtn40vup8.bu_SduZ5vMDXuJOsfG2NciyME2k0J4n4WOWv8"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f2de6a092082a8';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\/7643198520?__cf_chl_rt_tk=fZhTm3OoUb5uTXf6VW5WfLjiDa2zncYB4ePIp5TosOA-1739093720-1.0.1.1-4LybgfSZW_GKGzwDH_u61lzmHH31XnOz_XDGPMS0Q8o" + 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