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-0834521976.mit-edu.top/post/5842793106

  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-0834521976.mit-edu.top",cType: 'managed',cRay: '9110c849dcfb172f',cH: '9dYfdv3VQtg8KsT7rPsC.ODI6eVfhVQW3Q9lghK2BNM-1739407387-1.2.1.1-uwazu3J9aH3KPrXX5i9gkLYFwozmCPIdX8wFu_wbV3Lf31oXixfIR9J.qRokfAwQ',cUPMDTk: "\/post\/5842793106?__cf_chl_tk=N8PcsAQ1MRVVlNpnSGoOGE7gQmq.ngYMPTwuxwjy2Qc-1739407387-1.0.1.1-qIqMrTVFH0Mrr82DmjXZ2.d5uUctUoD6jchjE7WYsVk",cFPWv: 'b',cITimeS: '1739407387',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5842793106?__cf_chl_f_tk=N8PcsAQ1MRVVlNpnSGoOGE7gQmq.ngYMPTwuxwjy2Qc-1739407387-1.0.1.1-qIqMrTVFH0Mrr82DmjXZ2.d5uUctUoD6jchjE7WYsVk",md: "gU6xHgxCGmI4D_2NkpUQJQB1Sni7Bpfslg3LbK_YnPU-1739407387-1.2.1.1-w6X1JVtXgZr7fYQgT27lTKwEm1dZj9mdl_WFOyyOZt97csTqUMsYCnuMTlpyW.UKlrl2Mbf1GFZmcGe9iZ.BU_54j1RPXW4BkTkscFvjlzJ69Z6aVjvoPU8C.nlT5zzOZpT2GA5rIq7ODcEQjzGg6EET3XSVSsqEEq356xlIZf_5.1AiTDys70G_4Nb45.CIsapHO0L76POnxdmXZwEMazma6yDY9cxi4oSan46G5I.a_EQOdRYqK0Byed.F4yFq_jEEd0X1FJsKI3CMHRwgLy81NI112_gi943VPR2vvbtwUhN3rRS5b16uXqS5cbA5DHSepVBAqB5px.e_8qsUAx8aa8Gma4BjfLtV2Cbx3uwdBoITtErCKKMNA.tdbr_xIQDtvio0fX9IT.SRInCy9hV4Jkoibm9JRwPC3zrePyZh118ijWN3RlMTgXJnKlPj6sFSKs.PbIOKgRlZ4tMBJilUdMsitva4k_CgkD7aGmi_1Ilhm5IgarzeL34WyW7O1oBD0JVq7L7DXTvIeqvzhLEyxq5ucjnmfZBSfjYg94wihS.dahUeCLtBcBqK.xgGlyg6aP3.dmhGF4epzqKwdRXE2dRweEPNs_SuVJq6HMbct0pdM0CDb1VQhfED0EdHhPfbfZ6GJGvA2gdyBdF6Mg81qWq_Knx0UmEkk4QyDCJd6OodPIj1a75qvvh3v2Fmly.26y7UgeHYprcSUX3sQiBA0rbuRc_Hn55aK6FFUzqq3p_CdlQiuXnDMoUL00IzrsAZNTIERgy1wZrXTNPAPFnjgn5Ifd2pvqyc6oPp7Cy0qiupeWb_5rWElMgo0a5vJlEDVYpeSmhElgkt1JhrO_L2lzg6g.FDItUjaOzlABlhOzn.Gc4wgHzWGE.D0SoNXrQJRWdJJo9tKReejAiGHoSOztRUevkYp9UC.M.EZdgdyVQPfAh50NWPdUwODiZksXbXSGD0Kw4Vz.tnf02azSpbOZKIK3GwVqVMfGmW9oo.zMRSOO8cmpPuUDd7wz7fO6CEe2Go5mcD_YNBQ_1uvn4UPGgboH.P3tSiYjM2jrChi.kUhzCfXk9PLCAG2UzQBkjn0g1CpMG54ddThALNS_8M8HaKHahxgEJ.NBxTxdOt4HZ.DtWgbgiv4BxC1N6lXOptzt.DZaN4utN9dxxbgUonJ9wlCfxc3g9vdEX2prAgPLnltlUCClcXFCnfJRjcCICyZm_C.HtKHKpebfhikoVPdK0z4Ptwzx144bEZ85tKYlfOC8ClS7XkvUH4BtdRkHux_QZC1WULv_GEdGAvTNtCtmnivUoWDaERXT7dYeemeKxYT3MHLL1t3U5txDYOV9ydf8es8gqrHs6.yGQssVRRbs4KQK7ldUOqZMRLQGo_vKBtZNrDN.W88ZFSdFsK6lv5m7lCoLyO5yxISDKiDJUlZ8vxbL8yJoSa3ONEihnRniJEaKtox87P48MjfMZg__5dNDQJB1KMemO9phJNUeWOKSXaBSWQXgK7DzIIatMmXpztc5InsitdAEVbjKeDDibqprLgXv99SFNCo47h2DrUm.KpxuROie_e8MgrjjCUwtqhTQhBhQTx6jBzoohOUzEC4NC8U.eYGECjpS.wmULDBLdsSKDMncUyNNIohBjUWlMEgx.Jm7Y288lCwZi0LxjBuKeLo6w6cdQ2YVmttuUp2R6BxkFukXtbr0ijkjsuenpZBuqvO6YoLDb2IsHFSwC7Pny9bB.J7DB6181eSh7FFV2SWJsfmBZ2dnlPtIQpk0C34TwNBmnEsldjfhNp1Utf_Vl7HC27pfmWoyXXax5wt73becraeB7IpQNN.tV4MMgJsAZclwM_MuPmW4206AFra4rsZZAVMg1JbQ1YDiupDbKmT7YtkkY9hW3JgKp_xQ8mKo_.UBdk19RPmUhS9YDCXxT94I78fismX8LT9ZSOSIuRwIDARFt4MkF0.zjnkFGDeDk_r_KkrcAiE4cvHalTv5sNTbpsfl8f5Wfcr0j2kxBIele9galEW_tvKg42B9VJcGhnCDYewTFZN57Et4ZRqpNCcSLf_rtNTyXaOOSgFxotas.IQH84ntrOmHY5z50NWlVvcysBP6JCdGs1vFLHXuWCXTJ4LVfqvP2.FWDqVKdYpcWSqS1qS4U1.gS8OMRHE0keXiXx6SFByIEN9Sb81tHurcTpJ7u_grOEWmuZWXX4CzrCuxGY7XNy2eCquXz8_s.nAKBtPwmcnm.I",mdrd: "KoFRS8R1IpxJ0P.VO2KyLVmY7xBcwDazypPezvic0nE-1739407387-1.2.1.1-IHFItErqqx8Y.FeOtUSBZLqjPcsJ4zp3aQ_RUna0uUdRhmaD9tXomaWZKwV2NJw_3wAoN0wqO7Fq_Zh0hPEx_tGTkLo6ovWRKkp6vDYpNm_QNS7ltD4XjDaU4Lgyo3xEeiiFSDRArCSbwTc6WipVrBmDbwomRcKM5oY5ldq7jAaqaVp924bRNmi3BSx8EvhJYrrb.idbg9U0ekNadSQEZbhESxNzBwL8wOQLa9qo.9ZGmRPug.cSQzWi9PSiodwdUYqQLh5_id2QRda54UwzR1QWSwYLHY1fSSCLNavoKE32Jw3f3m1zgrwC1mOTpzLOV6xYE5uHn_4viQVUGTlQoCNd5mmsGVpG_KPz7AQxR2rG8NrMJhqwCZNhD1TAHuxBsgyiYaJzpEeXR9BgVOs0s8yPTyzitFVTXsJ2HDQ7VsYjpnf8UhaNtUoVA.806lo.Ajrq7MZv6OzwtWcguoi_ipjjEZWC2IQz6rRifp3XKuSHR64KN53bNbRUM5WpUX8mXk6X2pSbe6QaAZL0cRd56OP7v.wsk3RlrPjWq8OpwbscUSGWvy5gJZ7SwHu1X4__62zDx0R8p08stIQDTA337CstvQFTxO1UkRBYv4sIqL7rbqAobZDIB7QjjvLQ4S8jAyCM2Yj7y0yE76qM_xNy796Z54CUrtMPK6OsE8serz9YDxSloemJtzHyTcC_zYpj4WJYVpbokxsyeI4u.qnmZSZOjltsb4TMWNbdvapQJjPwB7FWwc_hDq9grBl2KNEZ6vu1jEndAhN9MZ_Jh_JabsuwgCO57njDyTB1p0xsQ.2mMtup_rb1U_a6VhmVjx_2F154P7.B9l6I.ulUIwmTXpjTveq.dsSJcdIxX5yzGMpvcINasPsQmYLoDcMHzewZZ9Mxzpd5Z.KFA.wmR805QjaUonHvF2mYdcbE1TvWcPZ29OjtqgXWvfW796SUCtLlxeqp23GzMqUdYv1GjGuR_N.F1mC1zJ3hyJ2OcB_f9VKl9z7kzmekiRKPhqjOMx0KtqGe1njeTBtKXXAgxbQGbEsrTG72wcJAQVenwmNuHCrvMg0jnKR4q0H7lX7Cl228ZtUXs0OGsCtu8.m5eeaXP0e6yXfjSAQ9QOQcZ8HB_g1noQpjs.b14LH2HF3J1BM03nZEqWa6Zx_XDWmXvfzmG_yUF1VBwRexXmnijltXbhwGd0ErmNy2LKcHghJ9gjoStQoe4LjOk94LtY2zapuSHwh3z9bIVlVcUZxQdrkwCst9ZxANiQvKGIwbxW9G3FgFd2pnsp3kOjEWoJlwxkBELvKWzWnhadf4wD5qngOu9acLYkS4VwWMfuSqb4pJJMgvSR4qW83XSmcfVEDUoRRHi2zj63s7cUXNDaCLu.A1IibNvPKkRpigTd.O7ygldpdzvEn2tcE5S5UQef9Hpgi8U2OMaqHj6vl7Iald9f0qDLnxHseQ9tnuQalLb3hZCz.kkejowrFSb3zQlbCgJvj3Y8Ng1Vfuwi2AAMyOzVcArRGC_qP33JWHAIKlS6X1VwIuOgJqQUGWxqgug9DQOLeKBexNtnxK4ajy5LBH2mJBJtbwSLZzvbjOs7zMaQqNm9SCyZC4prZhqyn37orpZ2uzL1b.T4vB35RCJRm7zwFH7Gg5yq62mgc1RwjlpuNFMw_3MIPuEGfAJp11imCJJX.SQtN_xvxYxzhFNUKwP4nW6L2nvBWH5LVzRy0xPk3iGq_9HEAKqISCtpw67sfaR4KsdCbqY4UKde_5sH9veyAE48RiUrorcs7M82RCzXaWqiHQi1SyzrzBed494BKYXVq0kMw94KPtXVum3eSpOlzTRNA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9110c849dcfb172f';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\/5842793106?__cf_chl_rt_tk=N8PcsAQ1MRVVlNpnSGoOGE7gQmq.ngYMPTwuxwjy2Qc-1739407387-1.0.1.1-qIqMrTVFH0Mrr82DmjXZ2.d5uUctUoD6jchjE7WYsVk" + 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