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-315181366018.mit-edu.top/post/5741802396

  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-315181366018.mit-edu.top",cType: 'managed',cRay: '90f663333e4b801d',cH: 'fVvbtY_Ex9B1WfuaORt9ANueNHwL1TYVpUnsTzEZsF0-1739130616-1.2.1.1-r6kJ5GZ2uAvfCZBbFvg4kZU1feCmbV36HGfRlf3zmZ2JeRnvWLM5PI1O.n_CNSzf',cUPMDTk: "\/post\/5741802396?__cf_chl_tk=J8ppNDHdQe5_4UGGbcGPWiXjd_UIYpcnTm7D6kRDkos-1739130616-1.0.1.1-_uIjVKAGwIIhQGVoD4TLoLOLSmxXqX8Rx8NFZiYlLhQ",cFPWv: 'g',cITimeS: '1739130616',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5741802396?__cf_chl_f_tk=J8ppNDHdQe5_4UGGbcGPWiXjd_UIYpcnTm7D6kRDkos-1739130616-1.0.1.1-_uIjVKAGwIIhQGVoD4TLoLOLSmxXqX8Rx8NFZiYlLhQ",md: "GQpjJnfF7fqX3w3LHV_vZ3Li82ao_fw4GjF3smAruuI-1739130616-1.2.1.1-j6CNjYHxmuzcnfhNxaCKNatTHk1kSnot7mVTpebQfxHsjgoAaxYl3lE_zL5o08wAco9lV.INfOTT8Lk4UB5Xb.HvcKDY54MUdFAypjAK5fK9Egez7L69azvHaTxarDxUo_MRHMyuRrHtP7JH3w_rwdd9s6pY1f_vqdFMYYeybc9OptMNWvCSsu0UpfuPvhHHfOkJaOIqGvkbauOk7z6AO9xCpmcV_GJ.S1u43DyffUYwIoxGKbL8NlUUmUKwxqKBeaU_pe51Ng7BrBshfXU5.RTqOOcaDIxxcCw1JMO7epLSvugsfiu7B1EUW8mZhpaJV7Ah0htOaa8fCZ5MAEYSONb_u9MtdEd3irzQ9780BoJ.cUoE9YVVDg4Q3DqSX0QTNmP759Loin9SfJybKEYjEzeOyiJ8YvmWIEOn5LcbrnKwzceRNOm6GGqIABg_JXbSzrIP00ttu8FJeFDf2aa1ewp9lMf3.S8nWwx_lqq3ZFlWcJsUGx3KIqR.YCnIl3v9BISyGXzVHQWSy_YvkLhSHOw5zJ9tNaZrKqUeOf3T1ikO5PJabFSMuyeXfDjfaF_9L75oWyuAJPbP9CyMZGdoTkVLbPOAKLPHbILCuLJ46wYIWsHxcuUzKg3kiqSccJwK.xAX3s9iG0qqV3btWUcjuTPoliMmHzQtOz1sKFrREEGhEyo1EVkT54wSOKx_y0thkwQ77z7c0oECsyjOiLqJgnccljQ_sk6PHRH9kCrj5RhS50oi6XNlmD0vU2ZxswzXeyZ3y0nLABUuomhJTZ4R29UJp0MEJRUAMw4cGo4XW_0Oe_qW0wvY78dW9yII8fDcy9c.pa9TGVYrpk76Q4lGQuC1xb80mU6OiTroM1zutBBODOMzi7VhjeLcAXxNi1nUR34YPgnCWrXC63Ghz_w8lbN_1TVkBEYHNHmmQm84KnIyIfJ1DG_mzg3pnitUqcGfwLM1w5DFWoxkKzPt1OWWAxDc2DIkfayZqPKuRDICq1UKe_jIdV4ZtQ5.SpZhLnT.rcK4AbFYKD9uj.nJzJ73CfvkCblV8pZQj2pNGq1EOyGgEXIiQasA2Yw3PUA1U0FDwEMFsfJj8qiMzasEEzRsXV5vVyPXDmdtz5gYui9LO3FkVU4Ww4NaqYPBStVHTgmpZd5ZK6qKeqUhTWeVF1vDe1100UyoEe3xOq7PgdLM5bkFCeQkwH..5sGEzy1EY4tPiV0TE5YEiP_.IvhBUQ0h9beYXdCgm8Ko5W1sinZ2Alemli8eokUNBgHgdzzbgAYTw0x3HLNnqF5DBFics3iLMuhm5knEHjNtucP0lCYLyJ_OirXrouG3bNoYlqtuZ3P6QcK2.6i6BKUXowPBRau8U57TuxKWogYi2erOjQ3FVdO2cwvkODKN6mUcIOUXLvqKcOo8F2h8_OgD3sfnIO4K5AUIP2aIGH1LeEZCWqdDJopy5dCSgVeriFzRgMOk8Baw_UN_Hu9Zlv4JIjldoQbH8fjX1mdBblwNX3OXY1iOmLHaScfA2daySdoqOFRqm28QfZp5_zU6Af1bgiEsmqCNsd5i3ZfZIdxWeDB0McBqd4NmSreYGxCBqMcmDQ.nfXbKdTtqXbRGtURmTrDjJpyTL4P6A9P1gy4QFupeoyyjalRJcodcOSp6tflT3CtalyrFnVv5WOibDwpFDl96KZK1h2mIGPKc_Ev.O_EQUAkrvQ_e9yXS6gsTSS9aDK8CW1HCr8duHLvZIg6qmw7Rl2.e8TR0JyL1gw0XEzY.58y65AFds3E1hc.kcQ7HRlex5gkd3G_9Lvb93PxE8MWAN7y5vY_JX_HivawKdjecjzlljjzfygrME0AatZFQteYmm0sxN7sBAQpZMSRlQ0S.bOpqIw6nITwhA9dTlNercGNny7JyPDYENYOB4vhyUt5NNROVGS9aAypl46wHIWcS6SUpaaxeM8cPOY1YZ6ApGVj1Ke7C9CJ0h2qgUXQD.ItokQlp2wiWXOqm_7gXXPOHlYOxuciboMa0uvig2DwrNVsrs98hXbWJpcXLy.P.6dpa5DBJ5Wpnc4cenLYOUcSKZu_.As5hEOWIJxgDEe5KWDIH4GvRlsckuJiRaFXrO9ZPziOe_YnUTaRMnBDTFXkUmCjMaT5cKoPBdR0QnAy6g8YWCVEYFSb8m6tvbQzFcEobtSkK5uGZkai9vNbaOM944cbJM_slPkcLXAnE71XhCb_bLZlKi8h3z3AGzRrg7Es.zw2p",mdrd: "F5Vq8qNrEOEyg.z.FITA3A6xwfRYnYkRBImCq1SC_wE-1739130616-1.2.1.1-mOSFDGz1xEUhNOrjpJk63FA8r119gCIPy_qnYKvmx83Zz1zAlC7z4MVbdXdU8rTnE3PYSk7XPEEys7IBnr0KkNa.9Ap0nzviUcIQEMA9T3gEhnjLrqvdhbE4mCg0ku_.S8OVQy1dOpLdx82m62tGKNq0QIAdFJNVFXBZjlzC4cN._lglCaEKE0mHKk7PPcdv0_FA3Iy6aBNuzvSl_pFHy32yns_tmraDMxV_5kqEVcvpV1sGX7PnLbOAUvO_iGsiafFXuaycHVCqDSXTZhL_VoU3NlIh22Qrt6VuCxpzdQycBja2.wY6vDD80ZAsPuLIHTEcPRKM1btnieIus4uasxs8ubwug9_VKyT5hWrOjkKq0rddYnkpT_3DOjuVH6.ReL61YoAh4q_04jOKrlt6mXxaE2BDv1dXpYwQ1GJooT478H3YczPCX9QXffYDN346pXS7RvLUcBXKBYI43Ox4QX5HFm8Gw5nuXxreJUrTpOPVmTxohhwIkSwDcOIsFbJSmdqpeka.iBCadBkMwcPQnFeXYqqoJgX0JQIfRPOsQ2LVEBxExV5hhLKJMB5tCs4BHLCamz161KQosrfH51n9Mtf.ymx8t5PuisdrdhVfqy4sq8s_IO1OhnUzUkjrMShF2DUd52GJzsSgW_ncjdi4V2gySrIE8J7GJICeeBvePFnuDAn7MEzytbb4KGcLs682C31skeaAYm3sIiOGsKxPDqks7Q5LfQEsjrP3QW1TftaAIFOZbdRCoaDJL_HzZ0_BYzwFQucmD7l3ayp1hQ5sDtJ8DYaadK31tXSBXj0ukQLzT_of9wSD7coXu7mmBoS_Hs5Ux.UGIaZEByPhvHVCYl9qHo1Fs8NENTBgjybuL6Vwr5AjiTS6O_3So.Ml1.9tCIgmlDDgub1FwiDlT6OL2DXgySmzPtKuATNsy.rtFMwoTlbJBcGNQXibTy4bUGkLn34qienKiUiDXRmQl3OeqggMAqbeZox0fnuvZMtVo3sC1ywPlzwi589z22vMf9u8OIY76D_rZ8G.fadmkaV3YApjGa4SKEtxGKVzRja42v2.Y7775p86iMNeyPTG5WbRGPNjFAcON46UmVXqJMQBhsh_vUotS7HDmVvaz_PF9TDAn772rGZk_ce8eoJg.pofnkzDkrr_N1dSDrRchZLo3LtsC5JIGZ_UOkJJt5JqHG0qgcMoOSY8r.um9_N8tzmTD7sUx6h.Krp23lego0BkteD_8iYip9aN0JAdT0uw.ylHpKf.U6ImCdslWQxqyJLu3ogEp5TB9SRoXmNtOAjXO19DlNmZxrZFjO._2Hsu4av4Th7i5_InahzhAbeflZCZLYn9SlRjzVzIO_IUzRV4LFy1neMqzaMAFK2.AruzKeqoZX82CqPoMBEUiqtFq_r2tbbKHu5khV1aLTAbMZvd.7PTUMOeIT5dUcgnwBTmrBpl7mWu7SqznS5gLOiYF3y2IgnjBZCkT0gbA0hpe_UaUdMjuCtjl5ywUFSfp8jNK3ogTj4ju9dEEM1m2c7lsEP8O02AEDMgd3hvS3XXSy0AmBbxJU2VjtVXdBUlZZ3ahy8QKYgGxfty5FLIWS7d1hOYyTV75Bd_TkETeHmbBRvuxQlITkJU4lrSKJU9a_Ue0M1jEf79oj489u13.PZbPskdfM.Bjrpft7.tB5fbr0lTJ2bhrAq2Srs7__fe6E.QNkHYk5gCvrp.6dWDtb7vRAkcmCMNTaE3TfArLETys5iFCn.G57c9ng8k2HX032mETcX6KD_U7V4eo0IUcEh0_oRltXgHruytYy8nHaWiy7ddLt5PtmHfywrd_kQD4uCKdVE"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f663333e4b801d';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\/5741802396?__cf_chl_rt_tk=J8ppNDHdQe5_4UGGbcGPWiXjd_UIYpcnTm7D6kRDkos-1739130616-1.0.1.1-_uIjVKAGwIIhQGVoD4TLoLOLSmxXqX8Rx8NFZiYlLhQ" + 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