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-affuh9ozc.mit-edu.top/post/5437816029

  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-affuh9ozc.mit-edu.top",cType: 'managed',cRay: '90f3646e98cdc952',cH: 'PEJydB0DyPgQl46hVapEmhJV0TWWDZQXPYAbygdC_II-1739099210-1.2.1.1-zf3z.zmQZv8V8Q9v1WpFsM_oR3bjYK495kxYNOu7r5OdXrmbCrZTvGnHNpRPTCwZ',cUPMDTk: "\/post\/5437816029?__cf_chl_tk=zOpEwtAYdWv_IQ2iZNFaU4u1qqZHXIQ_vb.jalCzw6o-1739099210-1.0.1.1-kboH7yLu5ExsIiRzYPyQAKJ2jHtlt29iLXMvmYh1IYU",cFPWv: 'g',cITimeS: '1739099210',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5437816029?__cf_chl_f_tk=zOpEwtAYdWv_IQ2iZNFaU4u1qqZHXIQ_vb.jalCzw6o-1739099210-1.0.1.1-kboH7yLu5ExsIiRzYPyQAKJ2jHtlt29iLXMvmYh1IYU",md: "jqsx6zzqPKF6sQ2Amogf1MEbJJ0iuTPpJNpeMqi7SUE-1739099210-1.2.1.1-vXG5Z_SeQ6UHDDJefbjWBr.efEC.Pk9TFtSC72jKJ.2z5JWnM9n8ZjIr_hwyHedRIT5D.XWsK2lLZe4j02MPKacmodQN.VcmtqhDIeZpWBEmCd8fnOeB_PFAD2WWqPoZiT6vSmIXdcsQSt0FIApxXmicn_KrCDNO6XmBgmkReDptLtckoS_giag1ztofnhAgc7_ZsMrQds5bacibz71GkWbKnxfnl5khmBf95MGpFOivus_ImkoQGH19DI7dKvlSDVjNGqDsfylOnBYdg1ty9VHSd_TYWNI7nIkFWskS6C2a3EVEfy_aDbBCAQQAPk25gDo.Fo9FEk7n8AvYYL6hUT1LurPUcspEvKj9GaqAaGFuCPMmXwpnObFhzMqCLQ8btqoCgohcLsBxuzrtLTfh3dhySOBZm_Hdp6S86HbEtF85gun2lzkvcBTiPZrMaxBBEJugb3lkRI3ecTyve.GyvWUkNJLTtBDsoePBfNxp7znJS62XlD7AQTtuiOHIKGwWOIOYKEp5Qdnx4n6cIz89nrQv3LMpg9COSkDo6YwkaTW8M4neYES64ubEHt_CrK6FIzZaHkxWkJX9aPyICvjCbiGZj9D0O_qBF5WYEwh9EDqyaF3DTI1sbpg3J8htCz8LvVtkKGe4zK5cbsTYtIttg1.BYCtm2uaTGuiqXL4b5_WRQEgpSCWnvxIzF4_oz1FO57xvYlqdCx5fLykHFcaZnJ66EOzjG2eYybNC2mv.Wkj3QxN3R2hGzX4o10LG_NWlAU12VqKXyiYFYmC8enDViaGLmG1uQ.XbzXQSKg5Fu5v1cXPOYuYxBhLL7K3tD6Dm7IplBvBHQ.0QpNHkXLka8ndgYHXOWZ272NQsYY9Wd30Aa4Q6rNpzUSuy69KJCjAKCWwBrW6tkIXJniNGomb5F5axJoj033vCRR1_xL7E4mm6COtewKjABrnTo6LYeS5iZuo92sv4EcmlqeCSlEhWLekVivtgmOD5GhIMv8IH3eMRCkX3tGt5Q2XYY14Oo9Eh.2vLXaIyWy4LwSGJTwGaSltGCP86SSIcj3TxRHNkoVxC7jyzs9I4RnxWltC5yYSjbd3SXqboUq5EmZ0nB4YR2PghDS3cNVzb_cGkggptD5MrIBmh8qCudiK4ghhMQ7x8yznVOdHEEqgpIOCHMh4.Asfqr4fKLs.OzEueEvOj5YyOCUXpZOyH.NxxyyB4He23EcfA71Cz9eUwWVm460pkghPA.G3p5HpJXeX_od6U6GQUFXVpekBpGC1Akl1GieW_2dQmA2yunFxIayKuK.YI8vX2OKHUyuLTENE0HiYMwu96ke2gLWkeWktgdcoYHRdVWCN4sSXg2wD_U86WRZc_pfeRFll2K8Geg2fn4mkI5h4NGdoVewdNEgcroQgCS9Bck4M1msjF9GuUbB7O2Nd2TupoWHjO32fqLcpy9FN0VA41Pi8nSH0FKLsi6ElrFWt3DNE_ZsbstXvTVIz7E8avAYSdXG5c5EVj5OYqQyj1RfyyjZsLDsA2zR9GD7WTKoZHtSpRwqZDOpYweHBM7R7t1vqTTNu9DPFcHoMD3Hk.N.s2KnEe3AfRQeMv5PLXjucWkTRiW1vsItGZNXCFFqB42nnqA9lxmN4BCfiyQrxW4IFBlxfWTG5QvJCYMxcK9R8XtQeS4GIHaDB5vn4TBpjaCnJ7GxYo3aMCh0LAWnX0FYDZlwRAAOtaNSMxQAGB_1CN8y6vKr9Il7G48zqIdEYUiqvYh7WN0yYGoNIEuN28L38eTFbXSYT19sNCVMIQaK1.Iy9DEWjxM26SaRN6anGXSxJfTIpU7M5iCfd87pEGSHJqSK68jiUuGyne9aabsRr_g7akiaDmWuhwLHkDFUB_3oTV5f0Grz8pJuR9l4ceL5G4mQDxm2aaFBuqwITpG3QOsqf8QyCQzUt8YPCCBBZoXKqdFdmwlYGJN1MGzZtf5d82DguooxRV1IMusKwsRAJqw2_DJIQ1MoqZqb2bqMVDIomsIRjoF6ezbKJlBGso1pDlE2dmMo7TobuoKTylO9JhhpHbobC_jSfH5ZlpEHJcaBY8cpMPVVJOqOPesw_pJETcGZEcj5SN.jqhSgS7J53N6QrIi63XUjKoCxQeahME90mih6odxiyOWkvEOeVntVrCnBxKFJpVRAR1MXbJ_Pv_H3b2N_8K7eibWceLTlL6ohFK.tLyL0uCEFmpJyyUsKYvZx_k5neXryMvzO9xdHGQ",mdrd: "xnF7wTciBjdE307k.DPnWkrCpkj2DXX64ADhQYxg4us-1739099210-1.2.1.1-Zt7E8EYyy2hp0FEZbMTWukHacr6YQ2gdpHiqrJ5Tnbry7S18AsFFBeVj28UYULo5rIt2IMXyQSWSz5abK4_J5QHPr6PTdY8bkswpfzf_3UZYyeyR1Q.d4IzFxO8KGggy1lbh7x8LqUXL17cMjjmLaAozdAy.ZOqSdJyngYT4vMZzcC6V17Bboh_1Fq_9fcGoA5A.yQCthb_aoHhmfvR8_1DmqYO0eIDTwRb_IuxhW6S1GcfJj2zYJwbodepp758gOjtIWjkFvk5D_gQIfjWhYqvNZbpXfKC5e0RsVtRdJvZplj6X027Nt4vgmpwIQei_q1sY0yfpet5l_HmNlQqN.DtUNrqHH7pz8EsDucwUqggNzXf.iUhjOkBz29.22uzepYZaXJpNK2yzFzCVTorI99oBcsD3t6o7LW178YF7VjVmvqJ6ID0aSlWZAHk3vb4P8jRCwg.iY3gKbfebf.r_TVjbxusaDN_TV.dYuMIvTCYURs3LGCUNQy049Ix8DJ00FveLezKCXnUuoSTyLPaf3552AKbqxU1PwNmiLHpdvRVb8fm6MvkAvfqC8jxFpKwfVFA0YFMkWqGGB3doUbDzUkZj_WzAO48yBtdnOmzDN6VSXboSJjz0EjcutPsBt6G2pLi9cwD5EQTWXo.GQ24xB4lds2u19aR6PsAWyLzqiZm4LcWVXajGqGb4j5tffFQ6uNhsgOMCa2M5cBA5Gwc5f3cxBqxzHRpUeeuOG4NEwWkeEMuW7WWDWny_Tl69P1kJ97AMSn0.APbDTPQjLEX6D6tN0tj6ZDrQ5.gX4ICo890nX_HaF_HDoR7uo7DkyehXylJBQ8y1PJDVLifLTx711Hn.q0NPRjI5qoFAPgcxIBwlOJ7ibRso_YTXaVuaW.vkdwiZ0Epz6y7vYTIaTguymhKfOFjh4sCYG2J.ZOhreMcStWeUFY6PcMLsKO5BM4ipHK8pbhIbMkFUXt9lm8eMutkWEkQGYgsGZWnzdX_QLH1r3b8se1FC9bYBLrm5g0jvmEF3.6fNTlVnEBppGUyILz5kD1W3nc.a69GuxidOEdZ3ueuLCX.P9pLIAEnMO5DRwluA4vrbCl1ouJqYXosjfOi8OnEPidH5ILfiAJheSLRkf18i9s0yzPsCtWhmZ7v7JdKlq2DFhhDxAw3xGqx9XniCHxRCJ04F1lk2CYtxJJaBLaIAWNas5zjVB_9.r8KsB08oxMCptaczeyFjjbriS_gsBPRBOuq8LehF_jE9wUmhnmXFyrKekFZAEi.xxj_IT1YNwZtswy1cPZ_yH6tj0xIv4xn0XeTNmvuxFQn4zu9lpLdzEAbatmQiLcNJGRpCY7tuJCDctPNsANsbg8NYDkKZlHQVwyRymzx0LMOPc1I9A3m7Gez9hTeAWD9g.16H8ae0bWbPYk42dl2W4pwUjU.6uNuI.URHA_V9kd.4TMDLeCNd1XF59pW0dBjoRuBZNcTx4Llf.yvYyjSCNL4H.SiJS9YpRgWZ0rPNX_bo0MojIjG7lMp5gB_kab9rhk.8coYHnTCE0qqVCmKDHN6CH3XLpcEZb8E6hh0FCUrSfO.yjL8pccgxt_7NpnzUSYS4ZpAFQS1RtN3BPi2pgDMwBOdylZcBjsWAtt6QbZ8Odkgh_VmmqmRrVYyu5hAzZDmZnq1M3_o6u_fbCRUrB5lwDyH7KGMvgiDG_LqRX3Hvn8fWDlcWiF2sunM1NEbNadYLBB5L84u.wMw0J.fvdIcGf3Iq.tn8AYwSwgJrcUDNvhkdZYO1EHHdqErT96DHriqqAKFbXjYceCgByWvwns5JWoDdH_NwFwDhQi5KyZ6QjmM"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3646e98cdc952';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\/5437816029?__cf_chl_rt_tk=zOpEwtAYdWv_IQ2iZNFaU4u1qqZHXIQ_vb.jalCzw6o-1739099210-1.0.1.1-kboH7yLu5ExsIiRzYPyQAKJ2jHtlt29iLXMvmYh1IYU" + 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