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-922449552522.mit-edu.top/post/9507638142

  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-922449552522.mit-edu.top",cType: 'managed',cRay: '90f7a91b9be3c99f',cH: 'b1Sa7RYO1tJbWxXBxmLX7t6WhWS0v7DoXMExc_QgkPw-1739143966-1.2.1.1-T01I7eO9EWabdNIDQpaxF7O4cpa_DWDn5kK7UP.zkyt7Jjguz0ua25TMIHkD.ddp',cUPMDTk: "\/post\/9507638142?__cf_chl_tk=49jZANJAta2Ls.VXMVWR00tuR8jC89vMFfw2Amlf0Ng-1739143966-1.0.1.1-2ru90YGl2b4WNOVXER02GXHShD7CiHppwYwKN60y4No",cFPWv: 'g',cITimeS: '1739143966',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9507638142?__cf_chl_f_tk=49jZANJAta2Ls.VXMVWR00tuR8jC89vMFfw2Amlf0Ng-1739143966-1.0.1.1-2ru90YGl2b4WNOVXER02GXHShD7CiHppwYwKN60y4No",md: "QAj.rzoQj3JPEJdItM4ZKSD3C6cpsV4.1gXaJXsndxI-1739143966-1.2.1.1-LQWDsvQDiWM0u4hRv6Px4Hkqxbn57EDTqD870q80UleQsr_vA4vulRqpDTf7nHtPy03ZcGsj5Wducm.SDv3rRnPycj_M.07AjMXu_9P4r7ravC6wbP8rrjt_A3X5AmcyCVGKM8jjmYJzGXWJzMv5aPGoZOKpADg16LUdLUswqmh4y3BKZRGN0xXKjjDG94yURHGidPIbiwMGR8ZriZ29Qb7cX7K9OLWZbJsktxYMPdw_exFjwpTeZ55hYHD6Os_WggB9.TRS19FoZQQKrgv1EMeQPmjkd0oVTDkLZVJccKrRtK4rZG2D4Cl.oDDVU.GclV2BAXHeT0O1OkqLvc4Gwpnha4AKmp.sRdwUZsgzHlWDv6nvi2wHoKai7ZGTIVU2qoIEq_DjpR4vqFJKQ0V7np587xcFFnRmoopQ_xza2MmbHwdvhhzPE7uG6dEpRPIGqYUXBdPxIIpxH5PVGNWf5a9vkWM6gRY06mrQROzo35JPMw.ZBeW6eExGT5VbBn.lErzUInHRjFCu20iMzr1WYKeP.zTULYnPUs4xNtpuaXILnc22fdf3zYfma3Q2a2MiapWrmDU7i8NJmb9O7GUDljXStXLXoWJO08QiD75.KjWap9KOd47uiSCyFOLneDUgFJQSs.yo7pyTzL3TpswevADyeiofoFv4UkdCl5GwBAFB6hiep53lYxO06TtnE5M4QjF7fgOwJcqxvgnzkFP1GDAUFEWNB_Ng4VSVJlgdG_eYnkmbWsBIW0gY_gbZ5qMzcBf6d9ifvmrmMmexFYU6BPlO5miXSmYlNGZvevvDiSaC0LbN7lRdzT.OUgQfjy4UVrLrDmHinpHAfZUb8yuurRnkAaHO4HfLeIRRzN5jDhbbclx3G9DrBcIYrZYF2u0JE5wZvh.JFgMLc0RUT5xWYkVjVgKRSaoel8W_PiDBS5kYOEcDQCIgeeT9UTr1LR4CZmJIvwy_z1jLrk6uJd813JoKzxqUWW2dZ08lRomWy7w7HT6Dv09lsTA_1ogC_ijPVsif6r6zLnE4ZN1uTNsIeZAdPUhQkwsBkp3SGv3Q9fm3JZ77kfeVwokFTqcRaWNdfz5WYAEpaDT8OMvW30TFrguCwE5rl.UM_DI.XoLWHnW_R77dLlQYy6Lkv3l_4.YCtDMyZTLOhWujhbOWyxexgWxaPo9Gp9IABnjhZ7c6CYZYwOonKRxqhHZ.suuly3Kxs0lFd2OUqCWDz8IgvsJS5cq0h3kP6DhR5aaQcOotoqiZF92jahGs.Fn0OCWbQZRlVVUyx_BKlrJxbxwgUjZoRsQP6DITKG0h143u11cBf4Q6KX9uhieYrDqEifDbZBQJr0fKUgCVTFulUcboGg1dqfvj.gJbghoI5Z8O9FFAkFg8ShKXgDVM5MAqQ_N5iqtoNgFkuJzuk_K3gNNFHcsSZHwIqo54Gr3rESAesK4xr_ZRHfslYxXsbvJMV7ec44fvwHNWcgqX9Dw_cnZvxvfpRneta8SdLbjtFx0PT25H73LxginbK8Ed8dHyc9exfKRFyd23hwaccPJTTnatAsD3k3w4jK5pLZ9YVb6P1AOmBHdpwlP1.Yq1ZWFoBoaIAbfBf_ywAMQLr.PlWtjQGkQeNHK30BHNruoOvChhyGWr_cCjdK619n9qpGhsmyeGWV29kArOEMGUFh6.KVJ5JiMIO1t7VFtzk1pjs0VRInreRzbrvNjm1XW3UbCY1R1Jsiatt8MkfMujmha24ja5oRpEURm7dmMayTc078DGnwaWaHAWUnB3gQdcWDv13TDSRsq0Z1xuUW6BhIdjjL0Gs6kZkw4hvshoPpNga9iy45Vxm7wZCBjk3.4ymKqNH8kwf037Ygz7.pWTxLz9KZ4NdqxBWEBINBHIImOhSWwk2yFGrCyqOGD5W6T.Ghv4Yp6STZkVptb8luDvwYJHaG1ijDp7CSBgWp6pNreJ7.c0AhKuqzpwSnF209C9R9LDgXRcexgFB_oJxo85Y7Ja0sa6UWpS_2dvev9WUtzNJjixo2rxcjLDwcSf36IXi8e1.xLRSl8aaz90J2z8BKlvRqXNOMfnRFhVlCbaK_AaTuKFqLvaNFQIprbh3xngqeaU9.XvJggYghKetad4.RyuSzXrfWILqcc1lLZgUadQbgDSDp9LInD1.PYCDlwsqLYR.F8FLGKrqk8Bf6dX95Cv1uZ3Nio3l01T9aPoTGPbHHd2ASl_wK35KH8iifeMxoDzJAf20K1v",mdrd: "2Ir5tSt5d30NzpPaC0n_HqBxKGTe3Gd8bcbqHcwMnrM-1739143966-1.2.1.1-wv_lXYNYuKRksvWWIG95U2hNfkvvn2mc1FrbpsSwm8zoDzvYCL4GVYZf0GpvGrP391h0eB2YxkWgNMYJBsuGnuvHxzL_PFisC1imvxgX0orNK01nCbnZ97q55BUXsHMCIJDFSxkJAN_XwuKVyIikahBkC3bDSce_Deji.O2bqeGGYnda2J3hbGkqXzw58y580fUBgzDnMZvahHphBzI1kE2A0NQiJ0l6ZKOuicN5KTnlnyDlubHKDqcPHVG9xOqEjT1WjaaKoT_lA6AIsCt4wJGKyAWaZ9KX7HQVX680D8Yyw04b8SEMAannAyKrIaE6BSc_WJG927_gEQRKg.YogwIMpSzStOHekYQNCTjW2UlgBzSXmaYG0ji03wER9zje1KenNwWBmzn2DH9viB3f0neW4OBuuCnFzRXiJJHRhr.pL98WhNXqndv6ej9lDIcZKN8NfoBWIxN4cAiyb0mygc8zWm1DWzOOfSQFeRcxXfugtZ7Av000Q72MC6szku4iT..y4WLbWhgk5u15hrEQ0l_F1w0R_xd13LB5Me0uqFjuSK4ei3t1pcHZyPXCTR90S5_bq7s5xWZo00fC5TaIi_d6rb2DUYSZiMZ4evbOSNFY34hvHR8Nkmyletatlfqn0tsV6390PhXaiJ6CvwLf_QSNzWw5DVeTz2FOJ0chndlEP12XU5qyhT_rUu_JcPFj56hE58BkaReDfy_oAWyBxZmvH_1KEvfsLq0Na5MdnM_ZUGzKlXjSaw9Hw0lQUBkbd4E2w4UgGdpmSea7kVrQ3ZI8mkJoyDPWQr1vwRuS92S5RqrTTt95m934HoMBeksmQtpXU9g7o43EDvDKuzSEkmatCpiRFQQNVHp8uf0og4G9kvsCGS1_3eP6e79c8NmxWEHVz4e5sFUgOzNSelwv28FsqOVEMGOfhV9uXU79UwuoFsZyzyOdzU4c795mCLNO3e28lbc3WPs.IM9ftcv9ZTxF37ELaYtejkJywkMaPLmOvjnf_DYtKgHEQirxMqW3ashoOYdF8VmEof.So7GBs0oQFbFQBZKYrKeaTpLF_P7DGyh0kQrYiooeLW02ZcuV7Emedx8G0MqDfWnQfjDAckLFHzOGBaPrCmeQYAApcNxkfwoZyMXMCnTzHQi_Boqb4LPB0lgKYlVVavx1fxo0hJuyofcoR_Gj6QV.VyzBstHIDeceyHjq3P2WgdrftJycBTcW58SkgT4PnznciliP6m.nYxkCBafHZJRwNwc2SwgKRCehSs5GicOvJQkmKiCSmAb2MB20YqdgQUdF2tx5Rz_xjlEBUVuAkQlpzQvsnreANBr1wB.IjGcG6.7fWR30PO80MMeFg5meQ4cAe9XZTcDv9gpNcC4xeaFPO2gtJXqcliAhRv11O4W2_6jjhCQazqV13C9nemQLuNhnL.3Se.Aj7GrzvYykCQ7jV6IqOmEKzwQGQDJT8E1orkF4wnxmVrGeoU9jPF43B22K8mwuYkmtn7QaEMcrkOKeTFG8JLgQWUIpZg4zAaL_VLSF50DhT5biEVgwYlYDQCfOSWNJIuJCw_bwueZT1m9zwF0v2Aag6wPeECJ6Z4Vmfjjkd9OlYE2Y4CIBW2nm8mIPpTIMzcJysFpa7g_uyUkTXWFUBUTwZWDDs8M.RtqoO37FGhGgUf17MgJMiD5lY2kBdNKMpKNlNSFRB9Y2BhWPuoCBUx5zu8uK_vggLg7wQsRALOyNkr_1sGXg28bhhMbVGt30T8EvdGdwkx6Jf5p6wUYnqo3vYE71BGkoNNkIPDFaUzWpkCYqLrEd___kpHE8_W_OuIIMdklD.2bgyshogu9s_Yg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7a91b9be3c99f';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\/9507638142?__cf_chl_rt_tk=49jZANJAta2Ls.VXMVWR00tuR8jC89vMFfw2Amlf0Ng-1739143966-1.0.1.1-2ru90YGl2b4WNOVXER02GXHShD7CiHppwYwKN60y4No" + 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