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-557886349271.mit-edu.top/post/9346527801

  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-557886349271.mit-edu.top",cType: 'managed',cRay: '90fc9efa4c85c9a9',cH: 'lK3v5SlU5faI2u7dRvH6ed4nNCGSwHqpLQ5LRo7pLx0-1739195979-1.2.1.1-5Pg4oUlSswTfuEhXGNoP3L0sPjdGJFYbsEiLUEpeI0T0T9FFh8Qpmz.pszfGPQ_q',cUPMDTk: "\/post\/9346527801?__cf_chl_tk=ftJF5nc74fwizJgKuiQYsJBpgZp638tJbhFHUyTSHf4-1739195979-1.0.1.1-_YFkBVI.X_8sz4FN.g1J0FMh_F5kXgkejlsEngxG1QM",cFPWv: 'g',cITimeS: '1739195979',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9346527801?__cf_chl_f_tk=ftJF5nc74fwizJgKuiQYsJBpgZp638tJbhFHUyTSHf4-1739195979-1.0.1.1-_YFkBVI.X_8sz4FN.g1J0FMh_F5kXgkejlsEngxG1QM",md: "41DGZRz3LQPO3lwaSNV2FTeRWSQgAKCleGVciBUYsSs-1739195979-1.2.1.1-K01NcpKVR42tS98c6JJE2PGrqwswhvlW9_Idxv.On7wgGrbFjAbhm8PB3_fUTT.Sz6NMJOo27mPeSdgHpJwHWsZBtLNq9ssYhXYl2X_7DbltuzTlY0sXXpfl5YGrMEgjBcWvKtg8.8zcvWEi32gfz4W.MosJwJClbXAoGBsTrba8vQdpgPgfrGn9ywVZquTcuYiPyH9X8YPH62IIs5d_L9060yuXk1yUV5H7SqM8wMaEJgjiawnLVFASZQxuMKZzlsLv84gSqcWm_sooT_BTggrDFf1qNytrFMXzK0z5GkoyCmcUa.NhlJBkyX8lJRGL_s3qhTqWzIISqnf_oBtnR6imgVBmOHwfr83iDpIE0t6bZfifFVSQfl8LMHQdN7btr7NdNQ36gAbrGvqu8EiK2SsvJEHwMHrHSDaxI99Fjffa7SPPYC_XEwvYpTPbSVxYhoZzU6urOSbztyBSWwOCQevA5B1QH_JWOh6TjxbkETf7PlqTdC3vobWDCfnfHupFBqJnXJlxdNRAXsfvfwAtkE_Iw8SKOabNU4si8Os21v0DAQPfmOfb6avf5bjgRrEEUTXV1BfEs9swlW_UbJkOHrnttDMp0mGMIQfM5_ZdUm0.9CYYpU4c92iqUux7c3HLO6f8bn3_JsB0gwenv8BVJG02kNw2a0gNHYWXUaxXVxyLGjBwshzr1gMKTzQIBm4DZlsTOQuZzmAEndzK6.oRZivTLsXzrdq5ekOdXL.d2he.f4ZB6Cm9weFc1bb5nOAw8UtH8vpwXK7Rblc6IG3htT6rvcbTrPbRRo8E9ONtorLRsw3QPEiqYQURgpgaqOA8_vgmYVZTxGgzvlEMVoN.I5M6Y_PbPJAHao7ZFnNuc8ehKNVB.gWUwGLEjbUFchEJW._kCWekYzuTVvyYKiX7ByqvdjXpAqStafuZDFiEVrexUNR3h260MK6jIY9KiIxgeSnXWDknIEM5eelUcL8u5f1NPdFWUgv5RBJxV4D3q.l2Emunj.bxvM9k1cVSzU3_.kZ40f.QkSTZQ6YrAd5680_XsXjPx.xLQkWVRY5E5mBjkhoYMBqkO9ucIbix7ibYj6fpoE1dPNroEw3Ni8W5bXD9GQ855ljyffeEU.qDTGpUCGcw.EugbahTee33T05LAadureltLVsDE.MEErlkLkEfWxatHQlOEZT23FQcUVLH7eg0zlcyW8tb1N2evxm6.Z3gCtFOMr3LK4mv_bct0UofJupcIERHDbqyRnS6NakWtFqVCV30hoI65.EoQsUAw.5CHJa567QMe6ccChLlwz0G1kbvJoQRWoNpFuMW3.4ZtRKxfjWzAcjsj4QT4CZBxd52MgFDULP0bVRjVtx5Oq5FYeKA8B5qK52ZDOn67RfKTXGPnr247D7KA3YGYoyNjUvM8L01hJX6H5I95HgiR_7eeQg.AFU.7HCp73ZtNhYXh5go8dji6mJsT1Bz__S3sEU.uyN3_I5ENnppgQvuCuIpiJvFNTJxEERwK6gxB4vbdgjVotUdPLr1kwD0uUMpLT6WwXeASubNjsuOhLyDpsxtHY3V_54LLe4RPXdUhhI2jnmJt9gZN6DIgXgzlMkVkTmX4Nh0xt3REJYQwz72g1h3PoVnrvJP6CYkOxC9taxdIEC2OB2E1l3wEjXtsJEsqr4fD2W_Rkin4TRaBwSZ627N4L5w0UK4U.nCq4d36jVkmRdbByEQZqrNUBNKYKYyT9leNvK1khX4rrlb2apfPnmbk9WLZhqOU34VNvVAVPRKmBsdiVsslTcorrhzxJQXG3oZEIP1blvCavAgsdjpp2rvfK90GIfhhB6OO.L53at4wW7BCGD6AW7lkDR7lJbbejItcC5TQWdR.vJpRYP0iyQYZfir3UjxUar.95sQREplpBGT9lWLixRbsL8UXrzzM7pcBdtJjLC4zFoLFZZ_8dPtCiOv.nMFEo7PoCu5HDxx2aPh0ULAIn6ta3KCmpPKEfIEDxxj3rWbZS70_fYzKwBniwECRTkx4EExl4z6NCpeNf0QRJDL3Cid6.EMf72jY4pGDplGWJeK88dcj_Bx.0DIWAbYV6US11qDBDPkOOp7WJoyIsnYDJd_E92.WRiqrv8R.AkC.8ahvgKkF8LVoZjdeGYcxET8AjPDY6M4d_PkFNmQ6ZgcTSZfRzXc_WYkvfZ61ma2Bm.UbSRweqgNCBc_RodNHSxGf3FT80piKkcPca_jjlg7YNsALwSOtg9o",mdrd: "HoIAC1_scc.57d56HKE0S3qqQzhKXa8Fd1IQ5Pe0j_k-1739195979-1.2.1.1-MytrvsW5LRQ50Lxhayoc3Lt4T4sCN3305FVmGaJkVlJmRwxnUzyNnCiZ7sya9din_kAp76q8nC9dcnV_qeDwcYDyTQLFS9ICC6Tj1_xdSRpWN2RuuIaHilDNey6Pua7XT_Q42xakK4R6jHuetIlrQuyLNnQW1pd.o0K5X2H4Nv4m5qWA3_F_AJYA.hOnWcG53s84_1p3vPNXS0tCnnjIjopECMUXh.g.T.nF99MlzK3NiteLPGd0jfiK7BVxlEWSXtysY1WX3hLxl2WuV3TwZWN1J3uCyo5e4cmKM39hT7AR7OOfuutyzcy3.I8LpCpnX1NbxS7Tx96fRkXwGIG2LP_3.nRlzYwL9CEqDzQHYyVnbbM2P2Ed79e_e0_1BLjkHvFRaaah_QlrQTcl0t1nfMvI.Ur_0GtXdrI_Y9tPHzeY.60jrCYGKtGus_u5oMuQlrA2skIUhBfIOZNJeD_Rh5rB23Cn4Y0uhlvZLjpBdURz7Vxsj5egT3ctHE6AB157.b_cjQLWKfPPFq_TCBSPmhKr1hCHH2tyIwGN_QAK_e3WUjnDrAGr4UN2sadbquQ7_AnRpyaHxYqanPbYAT4ta1HAMTNF1rIOwutETUWrnnwGABgFfYkozWrtju99D0e84uzPkxZUaxoMhSJLoHA7kwdfJfPpAVXKb6qsbFteqlodfNCFBLRK4KMdM6KQ7ig7YyQK7sznzapSxijQWsLOmTrKmD801O3_1bpUnecIgjwu4qaZhGtLyICAZ8CJteTPj5nSd3RgSmftt.1S2rsSWLq0aJdyuJbRoocYJ9.rGGrRIzoVa2GCOYT.qRgE_sYeEJgZRZy.2ie_LlUb.jdr1lyt0_mFzrT35Fg_oJQZEKsBgr0IBC7Osk3ms.QJACl1DLdiS4tFe4YpcJchFE2xavXFBVYz1267TnOua.Ss5XFjshRzhCJKmXadP0gjEMSzjmBDBi1YhX1HVAackNqhN2IefwenLSKYHWCwmvxch5j3eusOePvGzW93AEbwHK1Ahz6OWmOHl4qR1CyvXTCzzCND7L7G_k70cU_0pTgdZiDwV.eSFxNN9BxB1_nGNoHziwk8sZKpZcyMaIykgGllR4QoPHKvC9fRMD6fcTcVyGMCo1q8lNt_Z5vONyNR2kt0ybaaNdVy3CK6o7fXezsMMmEuP9cXEhB0YrvWgOr_nniRd9cIInThP9HAJQNInErprsbvZgQXpiqxAVexemZWR.wmDzrIFnbnVNSrNVJLl4IDmIRxZyM3GJm2yo7I84sYPa8OXG4DFOWXKAnYtDt_1Bv8DV_ShrsiXthYOoO5bHp_BHNGsXzAA2CK.94tUeAZGS9Jc8fRmxeW2w1GM.0SACsXCX2UP.y.fcQ6dZLq9pMp_KsN6UfZQtpdrlWvhQHPsKFnQU.HmXyJXd6k_675ZTgA9zeivY8t6MNdnq7jAFMR6pX6AC_oAPbM06mhlOJ5ligY.1MRtK2JR6afPrslOjRDYC8PTuyfKCF5b9wy5nHZhvymrx1RJIL6DHRL9gLRKsACZhK5b_9y50zXCczxq9d.j4iIIJt4DxTDsNgZclGlptU1BTkcYLeNKcEdg4qbzedm6E42nMUZbT2.WvdrPAlwSPb34FBbYvVNvlAQEzHvHLTvwS5JIDK.HrnMx88cIIf2Rm_BkUJn21XAYp2b9p8BCPkzkH2635CpWtT7jYsooeBsJH2tLVCilMf2UwuLKE9yMaJobix46HfdGFH0aUhbo2U2ZAYyv2M4_1Zaw7kDt8kqHHyfCHig5yeh_luMrshyK15A7oh89hL.Dxa.SdnYjbbpptqwugsov6727WU"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fc9efa4c85c9a9';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\/9346527801?__cf_chl_rt_tk=ftJF5nc74fwizJgKuiQYsJBpgZp638tJbhFHUyTSHf4-1739195979-1.0.1.1-_YFkBVI.X_8sz4FN.g1J0FMh_F5kXgkejlsEngxG1QM" + 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