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-726961439485.mit-edu.top/post/4762891503

  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-726961439485.mit-edu.top",cType: 'managed',cRay: '90f367377d21c960',cH: 'P2MBkNEmCb77ZVewQtkF9FtBWe4jR69.pfCbKvc0rJw-1739099324-1.2.1.1-UmfASunARQer0_fTZzvMzVoYH8Y466GjGZEcocSuQKlor3miQe4WVK9FU5R7IUaJ',cUPMDTk: "\/post\/4762891503?__cf_chl_tk=XgW0yQCJvNNLWfIhxbroxt1MxqkGc1rmYjibtExSM54-1739099324-1.0.1.1-eCrFGla_zExmywkhg2uTJATKTiexIPTGkN_kYTfDX78",cFPWv: 'g',cITimeS: '1739099324',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4762891503?__cf_chl_f_tk=XgW0yQCJvNNLWfIhxbroxt1MxqkGc1rmYjibtExSM54-1739099324-1.0.1.1-eCrFGla_zExmywkhg2uTJATKTiexIPTGkN_kYTfDX78",md: "XVD_gEgmsu_QFnyN1BPo3GvcvDKetkPr0CrQUcVwtxA-1739099324-1.2.1.1-ld69z7ahuLbOFNZotmA4CGRANPnxjpzdSJVnf3q27JmdO17M4M5sLOuXuHdQdQvCXeoCRrVwpy6WtkWIgPhqIx.6P_gJwtdvxvadq6z1Xk8kRpmHo.Ptwqbdn.obtnJRBztbKfWeJfunKZDUB5S9Qcx0qV03t1sHRNayN1iBZg2kTw24K.ZBZYcqAjLBNAdRR4rBNKDDqRn0dBdft84iw4ajphpWQZ3jCdzFGsETt8vVnH4zSbTUx4ZTsyQ78s9HuJMnup54yEto9qdRAGTamU7PAiSaKZtUHVy0gIUc7Tjhwgu2ykd8UXSV5BLj6SRkk6_I2yzfvBKeIrZfB.LMpWC_Qj8rECfAh_nQIXvej1.PkNVaaAUfksRe6Wbm6eiRS_UVE0u_e2hmTb0ID.e9g_4kbGhmIyaOSaDfJ9MdxRvHplg_TgOj74LdVyb819.FY15UB4d603wNsEVNGsiCGKXlOOpBc1zs4FwYvhRFZExRpwa3Axal1SLLYxJyKoDq3yD4v0brg1w0MDE66nlLkrSLIT_KYmumf8GgCqfZR.MiMJRG6K2kskA9dDf3Y6Ms4PbhSqT7PrDGQKSbd1hoDlUUFVpL8_mx5g4WdWZDXhVnlFMNNbw3_nO8aZ6Y.Mrx8c_NvogAcMtlzeQ4T_ErHiLxfLBq4NraM3eibeJDWZ8wlhAMK9cz6129cXcPzCxA3AhvrPB5mhqahTJ4HEyX86743F5PdFjab0pyIQBJvYaAzG4YJf5IKRM15RqdIvE3tCzRuF.7adgIHVdiO_ZsSgupJ1SuXK0bM_HIX6yZTn2ybZQxsQ0WaLl3qIXXF9_vYn3RVDbgF7zWZiDLbxJGXDbtaa.U2HXYP0_gaDAyeoz4iFeeKPv9C.NdueXCcxeFt1zpALOpgxUqGUB_lPoOCykdVXis0dAaCXn2QHAUJH5t6fzjhMLIEIZVPyw7dPKyVxntQdWc.D5PYu_IEKFPd4kPBqRlYaAHkEcScTHI3JTOxBJJZa41hDA.xG7kY_gYDX5a17dtrSzw7.meHV_pKbvh2uIxk.EeJceQ433CLa4fgCC.yxfA.f5Cvg9QCPM24kBrAQBTYkl4UqOThFHVBATAfbxd68nztZaJ7YaSMJcyORZJ3H_YwP9qKXT5pQbJDGmMC1PU8VPiWyfebFnxiNQY0tJP0owM4ho4i1rUTHPqpyziGNP21PEWvP9Q2XnwotfUj.t6MTRRsAOAD3IY0.I9gTgAIy2Cya5PaPna6DmWXvo7dtDUTCLfRx7T3IWkRoiZi0EH2ozVWTBc_SHrOOPfaqOPNci837OqEUJxBxl2f4NPHVP3yz4_DDksA8p2Xi52lLN9wK4amLDPlqBhKuxcRZN6yrqF4QY4WqNUQmDfI0L2y8GWZfL0PYyXFm8Q0sCg6wfT08s47NvH32vrA1BVAMtgoiVqBZvzarHaLURHkZYfMrsrwK_jEce9cBL4rbaD3XYv4LerrVgatIUuCl1wRFIyXyPpk0BXQiP2yItZIC9x9lClG343efSu9mnLwOlNkdCiZvjE_lHai_EB4050dPNxsk.hVUQWKBQrKaLTdjj5_p4DdxcAOsosYmKAHkny8RaRZfXF8tl.Hbd.3xl3XIp9rzTu722df0A1KfzLEH3Sr2oxGvoskojwnLZXMWBAPPOQ8Yt584s9uClmj.HrTnsCecmM7WZr_Ol5s.aawJf0E6FIr98HKo5KBUbG_KNBKlhasQtngJbNpYbvUT6SLUUPlg8SWSd6pbXml_Eim8MnTjDTj0_ZKr.8lDZPG3W0qazqSsTYooh6_cAdp6mTW8uNNWK9mZIC2CSK2TGPezUewezuOnAlZlfFXpVfiegxL3gXWaTCuBW_fhl2R8vHiKomJCWdLFd3qAUBMHeYZEGBbFM1LMHbuKprJlgrlD6wSLCos3Z726NeyEGOeSk3EJu.4pLCCJJhHePD4baWd6mXCgBlX0FHDd_W7F6_n.hOlAc9EzOTeEgI_ElEXwdxfbkq1lWN8DXv.x4aVkXLzfT.UC2JJ1fgLl9ijUQRLfM7vNN876bue5Vh21Y27UGVn.ngzjI8l2ggfJ2AKiCA7xvXLC5ezy3x0JSGuN39I6opYCDpVMB0xHOr8YJLyJCNKU5yAlgMzuWFHNoxanjJbQjhhG0R7NaFLx0REyEAecfXH6NtdITBK4Md1uqmCnEITd.nlSuQrTrzYrosqp.Sc6_gYJ31r6xd6v3TI9ju",mdrd: "MIIPAS2I2_uQ5FwV3bVaXXqzQzgfBUNf83LFwT8BUqI-1739099324-1.2.1.1-79biPw9JuSUpHLF1gQNenzoNzZsJIDAJwa_VcnV4puH2eqQvOwiBlZuYmbgthK.Q6VXfBsmH6aKX_v.J7xDUuieM.qOsvL5v7TnWoPTphKd9lYIbLQ5596vG7LMg65bDRVnUcZRHCXtEOcEwLfUvLHc0TfG4FoDFs4m5Qub44gHuCav5dp3qR_KYF0T8UKyI8_2sf0c2q0OGJY_oLS9Ds0fitVx2ewXTu4P9wqxYCPHF2DHWkY6FJNsq_F1O5h2qB2rdtdCjwyDnYUiJf7jvN27Y3rKxrBP24J74YxguEM8xtZp8v2C9gUbNqNWWF7xXmCbNdRWkk4K_kYMoxe4huUVCDaAveZCvenzaPqnTQixJa1Jq2tVphsvd3jLEC18nM.iNe5.rNc5zYQHdxG0SRRlKxqsqxsvnBn2jUVg2QDC0LtMoUrgokDQUadCZqGAzeG5.pDFyxFY4w173rETuuQKzIROM4vXu1yFQMlKjgFf1Hihxx.HmXljjp.3lUR_wuyBLYz8zj85yDgR4046iOcwlqtKukJjwjsstQJytxX1UoDtya_uskaHYXoFpJB8aQ.xI.ej0iPlOVHNp1k.YOYOCFVLx77rfBQX1tB1xaWZgPvIFIC3IOcu3SfyI8Bd796jl4BE7BaxuqubM5wl3e.agk0zU2wNKzQrvbstFTcvnJU3rihqb74qocYTsDGakVEOvFMy..sYDNRyPON28SEzMlDsxfMHdIEfHmgPcoVnbaLNoEe3P3pOWmP0YEsdfkgJVV6V_v3um6ZS_y.33uUuCKgsi809loEQw.2gkyu4AOBVyLgte.a1jNRhcUfkjZd.qAScpXO0OSlG1V.e1nAUl7POe8CH5NdLvL1Lje.2y2GR1wwc7mjYwHErN__xB4w3ZLuC.904fm3SFyEwnj9YcPR8QKurCTgNHmueJ1mFbEFSYpc8kHcXTmD7Ru96d6APbFWepQ9eodu4hkLtO5VcV4LZA1priQ7OVJY63h.C5.s03MrbReqxH9aJKQf3AWMRdB9c6Pu93LQOxKslnyoV7gH4fGg_uRQraCtoeoDn9ztQdBUqdybUjqJKVEBFAHG184qjhWGzkSEmSx8l2sHpa5xVyLCNjvOXBGFfwND8WRKqQy3UfeGp._ModW5vaTmKbY8leRj3z7Y2CrWZMQtp2buxsl5D0M68nMayGuz_tATtpzHj8_hbuE3A03A3uryuLST8R19x.DThwISkB5NAmG4Yd4VECqmI5YS1bK2Lo5gB0aaT4jjq5EXikk6i3RKgkOi1MW.Wj.1oCC2FMTWqLeT9C9uzLW8junn2dBOh_q99cnoTfnO7Jqc1AXlAdQfogsbRZWrIv5xsvVegXhOpjYoC4to7HNodJ.nNvsLw.tmXSFFMXPUX8nbq7LX6O1cRzS4M7fM9o8SZ.S1tiZThZyoHlmz_YxhDDfsGuckYZq8eKoatFVOujNc3B3S28T5PCA2HLoKJCHtb5wKdO.mJQJxwfAyUkvD.AwZmvwZyDJ7gufFMc8NdD1rKjMzOtWa_i7o6PIEyaE.hrH9aIFu5PuvZ.SNbsnWrlJEu4IRLPywSZHfMM4.Fy4u9dUTa.iJdF4TBZo_B3wMtKqzka9i7cTl_oJfF2R9E55IpFuxnk8X9xHdlH_UGssjRF2qos_x2tclsgbSa1fW4z_HSZLEcWmmYJtMXauQmrSvORhP.YGBbL3PtQCrz6upjM2Nt5F4Xm8z_9Gce2_4gZsoSaCGfCivXK1JYMBcNwHBR_eOiIuwQc9wY5OwQCQF.JH2dRVO_JnbQ0tmljsW607R8QJmMZQ.a9cH1SJktobg2gn68"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f367377d21c960';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\/4762891503?__cf_chl_rt_tk=XgW0yQCJvNNLWfIhxbroxt1MxqkGc1rmYjibtExSM54-1739099324-1.0.1.1-eCrFGla_zExmywkhg2uTJATKTiexIPTGkN_kYTfDX78" + 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