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-302789991306.mit-edu.top/post/9478162305

  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-302789991306.mit-edu.top",cType: 'managed',cRay: '90fd0013cfa98251',cH: 'BIootNDss0XCnQBEn.efT4r9Q.S5e2Q9qSe4Smdo7qE-1739199957-1.2.1.1-tMRccKvnCFNYqPe1VlxzqQlCD7ffiq.fAYrv12iZWUt_8j6RqsZlc6MPRVRk7oeJ',cUPMDTk: "\/post\/9478162305?__cf_chl_tk=DyPs1T3KNgqMg.mXnGmVUqH22Tkj8nMaZRQXYNPWKfM-1739199957-1.0.1.1-t_xFuNEHZyj_QPI.Cr8ngQKbDPdYFazIxg7sSC87tX4",cFPWv: 'g',cITimeS: '1739199957',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9478162305?__cf_chl_f_tk=DyPs1T3KNgqMg.mXnGmVUqH22Tkj8nMaZRQXYNPWKfM-1739199957-1.0.1.1-t_xFuNEHZyj_QPI.Cr8ngQKbDPdYFazIxg7sSC87tX4",md: "tpTWBid_gkSTpKrfZXNWiPZS1pwC_DMc28Y8mdSC_Hs-1739199957-1.2.1.1-.UTLzZMBuccHGrLhGzeK7LHEYVEuVoiXDa_JrOlkFDmcMHvEtu.5UvdcojnV6r8JpaorC_ct0AZcUYKhrgtJVI_Au2ypHCKuwW6ES8NP27yb8FZZMMAxlU8fn5kCXRlVabJz90_eynPrLq95e7JwQkgV_Y5VtG61SIb9dXqbHCvw4sg_N5XcdphpZEY8St8hOd9_Tifwc.tv.BoFs9Z8tXVbM9v.1SuUJorQBd66ECcihk8Lmx9HFzBMhgwUr.3dDiJDyUmg4XcUCYKZq0f8U90zQyEcfD8DLPXpKF4AS82Qx7Jvi5vgZaTk3KdMwG1k8yGCBrtINx7EYAhLlxn3RaEcsLkei7GOcvxELMVRJtBX0wDVzdIY7iFAda83t7kBC1DPvTpOImBOtLuOUn_KMQXPHqB1nTaV1g7zykRQya1BTorBcoybyN4sJcb7CiSgXPS4Xt8TUW0h935j7xlYVuvZkDr4.ocAEmW_MomwguFxbKl9Y6PMhafPHXDZcy.JyI8vV3RxRghPN76ZVqDXeYAZ4udsEsZtNGyuua6XTA_TT1c84NoJJhfClUwj5mXiFRlIZcuj1UeNCsZRNLmUtPU_X9mcxFq_bgRHCmVGrGqBdHvsryrTlNeeAG6CzkyqmSfsYCxW_jaXGocEmH3xisvMXP56DXUKZAhnh7.FSXpw.K2vQHyDx3StpXRQrizVYkARU6zsCBBZHbrQ95gOc1WKIzluel2cyZXNoohIQEDPSL3tiNGX.lVYnZgFdMv1Pfquu52KhHlbXyHbt4kSls3HUCLB0tGszEBlI2LdRWsyQpp3GgpaOOhNlYIRP1t.ofw9YcKM4bJqnvdeswCkwP6gANA1xapo0L.7dwiqQlCKwnqBq.T1vIb6wUh4aF_2499gmqOJPipikAIPyp7rXy89bvlFVKs1bQiwUBbfhBx5Odzzguxex1CucJ.LOYEwUMOBffuw.jdO7eAVm1C.sC_K6j_UjyVSpQncDKfIp97Ao.OH5xFyHR8h1EOXWkSXQc7sPTfwa4zs7UQSAKYRGiNlQg92FvNB35qiPHN._XH82r4CAydFG33q_fZ8G12ZTPMyu0RUbOlaQAwmJ9cwLZ7HKPxwjUPbE_51b3E9tZQQOhkiunF31TkAjBm0s6NcbxHPkKN.0LxlR8nejyKv1yKJPUSNTQay1NGz5trmUPwJh8Y43dor0Wcy8XWvKT02mZWrp.qmpgWSiqJRPhk3Hped4ud0pNw16RpxrfapgxC9Ad.NrGuEuB3jhZXQw5hqsyIbzLZLsBYMEsMMzzC4BR3D28K7orPVqvdKmKFtgYgqyTHt3l4z4xGM1g1rfRNqNgVLRRaMVvK6BJbZEWLK2pJ_d6OU67WAzFNg0BL1wnGx8xcklFtA4XrEz6oP3hHvEqODyyhNT4fbOBiha0om5Yuax8hNzmfqYzvm6p7Kf6fdG6ptWlnhXBQz2hy1ROt78w7aVrH9bUkZ3igC5wOIoGaw..VkvYn4FqRQ8HvNuVuXoptFIjKVNz5kj5nuk.OHnTQ4N5kaKMPRJOn.BXXwHrJtJzO8Ela5pMuHFtxH.aQ.vb.qhAvPtrOC4I0wsdsJvzKX8as5YADooELLQl0mYFN4wiwO9IVCcjGNVLhjpgfX3.fm7W7WpFxaydctIQdlZRIM6EKeoALvoVke1wzGv80vOmrG0iYOdxluJuSeSfs1_BGNzt6X0NKrUKGvXK0Ry49N.cxLcTVErVrPqQGSjE55bZ4KHkkFfKeszTqMpavr0D_orpB23qVkm0yZI3TJiNkw2LPHzJoRSba5UhccLS5sYxaiOMxe_oTRsuOT9I7AloJxgArvOINnqrgy1LY7VOJqdfnU2ax4fUoUtkwfnZ6bbaTsIgEr26BPpPe3dtpJYosIK_A1b6FJ7gqy3cnzwgu3VyAdPRZLuk1HPuiuUscQx4x3I2HP5FJA.pGdUdu.J4f0fnWtgoi2GDiBeUskkkjGcSZlr6xTTWm86gZgybwjy9_4s8BOun71noe5yQpE17ujGYaCYhX2ZbryPFk9u8UpEgdy0WNYXRCc.Kye2NrQ2X8kZ9BG04lt3Jh0MVPtHsteM6.fnEYvABPdH4Wzh6oPTUdj8chDSfqH5aLgVi_YFKhSCI84OPvRcvlYmQ_ryxSf_cA5W.wC0MIargZO7wDZmtBd7MQoCEFzAwc6JFyQCBnXdiOl5vMR9DywJaXAwG0lgnhge5n3IYuo2Mu.",mdrd: "O4Oknm920YqFK6rxSdjJaHyCH30P5p_Tc9lk3Bv1DEA-1739199957-1.2.1.1-c0WYOtGhzzVk9YHxp8NfUbkQP.4gk3OsOn4H2vI5M3GypnTCYUUuPyasG8AXMjP6RgcV5OQX0hU0C8gnubxhZcwieUf3NAGhrgBKHyC_7KwVlbycXc6_DOXf4_ABFK1WwBvJ5iUaJezeA95j0xSUb2Q9Xy_A.98jLT.tdt6y.v22YaRGV3Kge8BjSwFCmtm5OLM1BNqwMFpQ2yy96A84ka2Up.9emk9TlEoWonDiBXihMNQXKOOiA2va1HHJOcnDh1F3jOGTOCE.vBJ685PM3_FtQpb2nlVFJ_9LG_AxqlKxCsXwcvrsCpn_qWDHUvwcbtad4I0hZQjBJHKiy5PaLTa5jWwGQv1RvKl85cKLW6m5sRFBSM7eBP9KY3Hc.jnugYR8W6JsxZ4iFyrn56Jbt7rC0Fs6vTHXS2CeXLGkwyUnQmKRGwRRqNi1jhorYhkQtv3q8OPrZg6tzMyWjJNQomBCtPxef_Rtey_WTVUTQgDjaBtxPjqfQBX.4_fGKcLF74gMdpRf.8dwPrDIlkmTLbPSITIBMI8OmI8_UwQRfDx_hv3b1F6y0qx5p4bftysF6nS98_rCLZq_n6tKzDAOW_mWTfE_6QLIIW.HNKLVoamI60RKm_JPaNK5.73GCci8bWzyZ6uNPWJrHxw4qQZ35HwhxNB0n3OD7_5KH8e8ihy7Hf3Ye8c218yrKn8ATf9nvcpwpeBiDNlBvWF7kB7FW_ePMt8YSGJhv7g2YLxevBll7lBGanS4KjDI_baDiJwl4OMff23Mmw_OCN.pfoNRZfAl6bCoefvbA1UhXpnE3lt_Ag3EGloUpqHQBWplgXAwMYpHAcXO6Hx56bIC4eqeNKUOKJePvJLZbZQ7qkQ6M088dFGLavBZah3DVAh0nvB7MgAlAYC8VSkkXkDmS_MdUmfdf2Q6rgSasqmzZ7mJAa4EKE.4iNOFM7kSkwI0v2rdMWS5hlxtRwHbWQDOtOPIpWs2XivTgSh9YZmBNTJP6GjYXoox79xFY8WGZFAvPe1xzsU.itLVA93pbPTE6ksQUHn1PUgpXklRWgpEzk00BTM.eUXlh7zqXOOMpDWbfwcePvRQbTHkqBfEU7ynSuldK2mj0ErLn4qEAOKGC8QO9D2dccXLgYS4.GdHZTYx6ptfxw8LuqMHh2nAYNj4fTGLBHXPFqGMzR5_lrXBbQdx6WOyE2hp.gYiffZ0lNWxUT3uvNg9ALi9mBT__ZIagJwTYcL1XyVGdCm2.XzEuL44J0c1u9nP9DbMSyD0WGeSSfHJ7TCyyWfIJKxgvR5a.4gq21WkXLLrotGFZ4a2FGuAG73asWWjANdng0167r55g0JE6GIWJsPZP4kXNd4yh4vTRTv90mRdOWtOr46YROqufP841eJsvv5SDxMgfT7nnCreEKNqZsNDyS9u69c_aMdEwSOZCBHhtveJO9ZaWrvUhSbGUmJZBoaSp.HyGLk6TLKfCJ0PyIX_thSGEbf9CY6XmmlQO7uj7ESm4val.cx69Cas.4tw4EFIRUOOtHrYq3bem99bdl4jKoRibnMbVgzlq867V8Vd4CTL4LTYBKLoWz3GfCEiJkOFrn6p.LCXgn2_CgMJxtZAxMHUvyxcWWUVB14IKB6y48v2s.scbeynwDsybvu_s.GCkfSyH1B8GhmczGNbZStu0h1v0Q77lUtkglIB94KBHAMbqcegvW0XGDahcEYnc0qbK5a4Ymnho4x1TDCH51xIelmSRi.CCflWAQlHVuZb0tMDIGSwqbJCH9wYwO4.6_X9Cneqjkfl3W4cManFb8eNlfbrN1lLWF.85w"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fd0013cfa98251';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\/9478162305?__cf_chl_rt_tk=DyPs1T3KNgqMg.mXnGmVUqH22Tkj8nMaZRQXYNPWKfM-1739199957-1.0.1.1-t_xFuNEHZyj_QPI.Cr8ngQKbDPdYFazIxg7sSC87tX4" + 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