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-406297006989.mit-edu.top/post/2064713598

  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-406297006989.mit-edu.top",cType: 'managed',cRay: '90faea478b8f81bb',cH: 'uAa93RZ3mGYH48QiMawesFS8Yf_k9jPd_w0GcMrAQsY-1739178092-1.2.1.1-bUJi0qRGVZvj7Vz0XhO0yEQTBo9N623tRhCZ9q.INcbqg9f3y5Czp6o4qjdyFRQW',cUPMDTk: "\/post\/2064713598?__cf_chl_tk=82m080lxFUpOQGVjM.bdBXk1H64ug6zVshUHxG.ZO0g-1739178092-1.0.1.1-6aggIIcwdYbY366Pfd.kYe3UXm5ARBA7T_9xTmnEwPg",cFPWv: 'g',cITimeS: '1739178092',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2064713598?__cf_chl_f_tk=82m080lxFUpOQGVjM.bdBXk1H64ug6zVshUHxG.ZO0g-1739178092-1.0.1.1-6aggIIcwdYbY366Pfd.kYe3UXm5ARBA7T_9xTmnEwPg",md: "Op4Wv4hWGLDUcNUwXLLIlaIIY7R0Jp67tntB2iKj.6E-1739178092-1.2.1.1-Kui6PTjogS48uKYjkeW7VAQ8bK1sLcwiKoCwukDrPyGWJ2KrINAL8iri10KyXfsJ64ny7Hbo5cGcEl3yZrR2oMP133vO7Qh02nzJPic5BKrY8R_PJ9kPFgS2EGOjmd5WSxm9xawlIjqJ3U9ILqSsxzZDmPcDYcte1NUGLRE7HBBipsTM7UnwfxT2NFLUSLrw_QGc4nDxBOzrDziWJUc0hj8YAoQzdeNWD4aQs2mN_LCuTdJc93ssCZzTCFms8WIBhIYfEBveUAIb3xhwoLCRNWC3dozjr5nvuWcsOc4wHIOp3IVCioMSzB42s834llHAo6xrviqNjbl2kFdI73awAxu5RL.mf2AcsqiczfuxikItD7bbbsSv2wPyY8WRAy68xW5mOi7eaSMk6Lq6iZeqdaETHf17EFqLvNb1SH2DHcX5Hzj2f7N3fOmOHawq.Oi21JSQEbDLnYS6CxOCYwSo_Pv2mfBTqqospU7IfpgOR1upgv67_lkTHzpG1pzCo4FqC6fEwnmrn2z6EyJza9V5QitTMbqOFBfEk274j5cjDibURgJbFctwSm8DaDUt0PnVoUEP.jIuR6ko4e_D0m5dqS3hOVtRmvexue5MAOi4MDTHTx3PFjQw7mS8kcZ6M.A5G6mGdp4XEfSMl7H0PqeE2Uj1E.dqW16aAeKZq.18nSwyKB96csBnbA0XeVTJAYYHQpmfPD_qGlNGA3.dENvdnkfTpIINz9ON9HEmDyqX0c5bMBQB0O.JJEnSOJrp2x46QciU1sgVW4s7DPeBtXoYPPj8EvJPY_irnmKXH7o32SNS1Qs.TAF3wZpWZH7VWTrV0Ek_4TmB8f.LfR1wqEVY88lwR_7YvlH2_To2_CWGairZOW0C7Vg1NPTp_SAORirve2hGJf3NWUTxc6dUZgi25n6Vvd4OXlO2tk8WT1269XvmTS3468fGIv70Fe0yEBtl3xnEQgdEnSI23dV9Wb_3yXbwOgbsZFU8uLoXIbLXxl9Ni5u1IBVSm.wfrQlv1VZtEKpiHjA7xqJNKFRjF5rW3IXTV2_15UzdlkRn8pU81pEjQBaA30GvAiRhTLOiDm0nr6A3WnJjMXMK9s6au2FbK6_wNh_8QqHrrgB.S0rOVZipCdt9lbW8Bqc0Qktlbu9tl5Zt4btGRNMmhL0lE8_QhOtzvHl5i.aEUwE.5lK6F4eGA3mJVzEt7K5q4vep4wsYWLCgwr3hzl2BN.BDVWrCw3HJSnJwgRfYyq.G.p2AH4tmU81MDAvqswzUpTONCKzxb.T_PAC79KGqMezMCQn44uHudjZk_8B04pwkcmEIHzKjYx_50GsnPPg2t8TwoNUrjMqwslzSwUPdg1coDuQEtFFEYOeLt88bpRkPfPHOp1jmLDH639i5pySlT_Djbbu_6joeqZ_wF6TfwFUiDOap8a.ssC7wigpbP2opkOwpmdkTNed666BItWheIFMmvMtTMrZ6bUhe_Xer_dxaDls9CBdv.kDSs0ATNO3DHmAqlc73ZDJ0XkjwT32jPCwpD1Sbq6A3CSfVD4ITgc_IJqQIM1gX3K7iMEFdFzXMlI73WRvhFPXESKe_PsF._4GdGmrUY3GkD6LhmdgzNytU4VWyXNFA8fcFoE5mgEHjU1VmlfMvfjvkJ7wFCUV8l9Fv7D94KjsuYsvQpF3b0GMI7QnR6Vn4NcsBdGd1uJ8VKcB9qdH0S4ScDzQyrbIeFjRN0_AcMzUYwd9O9WHotnU453lbaRIrbAsQ.uj9.B0vFgW_yYKw9.L1CHEa3aaBTsoUZBWUoRr2BpSrrRfTG4Jrz5rU9fW0W8sNcWs_wmtLphyoBMFAg_Fkc_V.vQ3EnzM0p0mXp2lAawYgbI2CEDVICUvE5nH8Us31BP5lpHp4WVGxADPejyytOTH.A37U6..P9xg4vbrZwim0yhJPKc6daq0J5_rLaWmW_jppeWQvdS72vycWd.x5Gw3ZUYhO3UsLn1xjpHB6FFQ90yfp5efGWaawrhoHbZu_65XgHci6Jj3uJlpDojEV_KiBlMt1uu56G6njgQdh8r70kE6qPelb362Cs2BhCBj2bR8WKx0K3Yx5U.GhfIfFoFdiCOSNxeJRIXUo3X2St41bDcBgXNbhP8kqAVmiaWCdJ8SRbUVP3TGIHNe5B0A9QTkivyFTyCfD_8ZzrcYoedLHpjgLE.avXQtHa9ATzTsGnhR7w9RYRHflwh7e_6mJhWkYPByeadDfe21T",mdrd: "vsClzQ0maVzuMOaIlRzWOvifDF1BBKN8k7CYpaw3mcY-1739178092-1.2.1.1-tNxVGrbj8928v3p3fAMXfF8HuGbsio6oTXpFPNBZ5vhLP_upwGGpHqwqsSuNrZmmtVqm3oeQtsADaTvd5f2iCAgSGc1mIk5NDVcmuJBzLNIO2uR4oEKWdHEGGrkG0dSCmqoXVD9UvkvmHzXbkcHNfAbdR65oN6KaLdELKSmj5NJA1Clb80c.._4TcFGa7l8.lWspR2w4.zznYB0QjT4.XMbtDrD7HGJmBL9itjdlzI.aDkFuusLzeh_FsACWlLxntWPk5xq9UhkO3ZkNdvJ2NoKv.GOly3oLjap4f5h_jp9_1EN6JhX8FZP17JCIkuvTI79wETD1.EUNzcTTIpWmqiTog6f5gFRtp1MZUbURzxQU9Wi13HokCiPJliK64V45at58JJIZ5pCsnqgcLWsYwOX5pV40cSC4Y4YZylip6KYj8zYP0WGUIiTNejWQMpMs45pA4GIxmaTqRnKRyBQb4Rx9D1zkswSWDxpkmjp.veUT1x1PIznokuD7dYZbZp0CjF4Wz6iwv6OuWH3wAbFyhpaiLLESv3jrE7nF7j2jTNkwMSdq.gbYvnPNpkEQh7DtJTTUSHlNxoHN46fKTs9f8uUl0eNOzqIGAN0et5SyxqoSXVjsbjbyQH5Xe8zdz63nMMtEI0JFk72jy3_ECHlIkfU7Wz4HnMNTxbrnzdZLkXc105AR2NdKvz.nCIL2ewuQRSS3fQ37q9seaWhlwo65a__f4Y6cJ0NbuTdipqDodrQsiVUGn9HDb4ddCRUSid7q41vCuLEr4SiqZbuIlzEJHWGBSLNpUqBy9uPL6EPsfi1l8wvQndLYrUNMB8c4ltd3zNVMhm3KjBUky0_0YkWZSM0GPpMjSxLXbD5DgZW.O2KeIpMRCyW98en_rSzVGgfID.PG_URqR4kpiehQFv2y.Fm21k43rGZjYToi3Wwf.NROCB6hTl0uF1rXHt_3s6AASasW.sCItDfTjDxS2VfHERK3yjTU2aWXp_U082YoK5W4qOA2rX0IMc2LGxCK56I72sWozkTJLU_5acLgkRidxPKTOKvxkkLT74hd8HBFtpT84N4FCdFzQTJrt6rgN89UAvwn0OYh.NmKnNdsA4NCnSiLzLOYeysmZyl5VVBa4AsyIvuxrtkY6wiZc5iGEn70yjeOLmDYAaqrZxU1G0MYyG0iCM4Hu1h_t1LCW2oSM5rWtUvMh1ajWML4OlR_8kW9DThHqMpHWSYQxWRymAOOzcJTwUsFrv1thYsf_YmlvSa5rsC3jv_vHAjpu4hfWuFQcAcNmLbNi69iC7vuJssdItl_kmENwaOk0LWKX2oHygcXho0FE2nS7_EwF0lgcWNr2Rk9fP6ex8FVP69QtTmEK6zmRwoznX5fCeBB3GM1Syk5F7Wg88onYy0ZcpQ99qMAyOwA055TuRzECK3L4dPNhH4tK6BLLo_1mXBaVgn8U7YMQVUlL9lQwFJhkx3bLvxFhsW2w2jRcDlhjxOl50rOv5oZn6xiXyjQzfeqecTFZYAI4r72Vqb41SMQ1rkGQniyiWWjP49IBXXZOzvZEpkAGgJxnXRQFYNNQThI6ssEnMru_maQXHbV4vQJ23sevGbjciBJoN8XxzK3SG5Azr3Hcmd6Awk9bfY4THQ06UbcUPayY_497KdAUedmOmFIDAXdzv9qCS36mbgTm20keeN5TVA1QroOWGCv48AhkRPbTYJdeYA8WUDy8kd41fJx_xy.nS_3cn_npj514sSpMEfPHFuivK0FJ3Jj5wo.61QoQbo.Jbjd3CWp16wYvJ98JpTg8S5fx_P8N7A0rXE2Cw8j2t4fCbW_mfnOetjke53Aa6uboF5FDxRsQwltX6O1Gurz"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90faea478b8f81bb';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\/2064713598?__cf_chl_rt_tk=82m080lxFUpOQGVjM.bdBXk1H64ug6zVshUHxG.ZO0g-1739178092-1.0.1.1-6aggIIcwdYbY366Pfd.kYe3UXm5ARBA7T_9xTmnEwPg" + 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