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-387238806234.mit-edu.top/post/3982046715

  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-387238806234.mit-edu.top",cType: 'managed',cRay: '9110bd1bbed83b26',cH: 'twsBLQkRqPvmAyWBD6PItsIxiT8HzFHUVmJalpaWVZA-1739406929-1.2.1.1-Y1mJB0Jm_EmwJRFx0.q9LjvclEmXFKFiUUTKeYiUzqXfvw2audxJe5J3GTxciRHl',cUPMDTk: "\/post\/3982046715?__cf_chl_tk=j.hEcQBtXw6BTqn6xJ3obCvkNKzYEsrP5Oe.myN6Vzs-1739406929-1.0.1.1-HvdTmaKEq1tEir6Nmu.M9HolTVw9yY5A7k1L8MyfRA0",cFPWv: 'b',cITimeS: '1739406929',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3982046715?__cf_chl_f_tk=j.hEcQBtXw6BTqn6xJ3obCvkNKzYEsrP5Oe.myN6Vzs-1739406929-1.0.1.1-HvdTmaKEq1tEir6Nmu.M9HolTVw9yY5A7k1L8MyfRA0",md: "XRqpxc7p.sD6E7OQ4o3BufprfN702.CcCOTeM1PkOuE-1739406929-1.2.1.1-zaSGrUYsgHJSgQloyq_vC.8LvTgSXccHs7tvhOpUbVQ7yKEEDOjVWACXa_GbapYWPr3wB0FavjBqLHe26_GLrM261w0mgyguI6JhJ.aRDSvzgbqXnYdndYbh_jOJtlIcxyBEJcQOn6ReTgFPB7SA7CfSO92nAFmDdFd41kQC8Jv7RNEYOP5cn.gA0Uv8jeq9wJmLgO6dZNPtor1sfPcu1k4ajqeD4GCAseMPIbSn8nL_1W65mfw_Sl..XCslMUv7.pMt7GiIQ5Ei091zfjHpwFQDZ9hERUbFEwdYDR1a_4bm2s3fHpEeSD5LYdZ0N13Pppya2RVDdmrrSY8QI71JPrFpRwPWFixQ0Ov6UtUJ3hS50mTs9NYZpMmAuJXhYHVLGovmNhlN71HB.XXgEIi7ahbt9YcuIS90hS998f1ptvb3jwB15fkBzFjYGb8U9I5THJaheD2NO5PGvJ1mFWnmQtwOKM3BTSnRhn8F4PhF7XMO2yykzTIU_qIC_K0luZHOI6_MWCR453J63bC0_rmOXQ64oIqMTFPzFgN80YD3Sa8WrhpN_G4Qhm7kgtSmg6sHzAjpIYZnRFOJ6e9oa4Rrou14pvtitKUlec6iIPhvxeagkwShrU0L4uvlfTJeZZPa2cX.LV_ZrzSqHoNP3Wp_kJTUEum9gCIOfgXGBm0p5U6J4CabeGMzgi7YoED.QIJifX2Y4Om2g3WFrGbdMJS4e9wBZcQQom6wJjyjnmyeLRvCOwe6fQzeOsG.0nd8NWVDpddlYXPb6qzzrXjEwTDvtJaq7bMMAvHnY7tkzWkP8u66etFhyNgJC31H4zOKw4zjQQsYp3v22XYnLUAUTXAUtp02g_9V5pEk5vH12aTLJlq1jsqMcxZ2YhREMk8Bsn06LnsQW6Qu37_rpPiW1n.cWt7XKpmJ8gbfk1NCETFpo_iz_b7rILyto.tmdxtRFPIvADfdp05py0PDY_BuEHJfCZqMr0PlXCJPKzILHQq0L_4lPmlIkDp7YSD3ARDzjburxc8eP77Ri54fVnCuyaRDLYx.QUpFe9xtKXNxb7VRT1X03KqV_tSfW6TutNPOavXpoZa0uNcZN216xZg_sKgtizQLZB2sVGrTe1.nD.UchvyP1l9JTb7KezKMWg.U1EuZ1ZMwOpmbTQd0fsQkQh6aFoZ9xtt8C5Mkeaw97mwchnF90Q8Wjjqd4JOm10aKGWDu9TBxuvOamOUssT3H1OcsvrwfoyXe8GnVoEDzsKJsE8G8CsArl5j2aYp_L1rWyRx4PQU0zf36.8fXV9jb9PbbIgOXzuCGRk5P67jIA0jaOkJO3LiQAtpC4TBnMSbcZ.wQOivhB5_SBvgqq4T0aoKCH9tLmOwn5mvx7PWDJFUhQme5G_GfTe5HElo2OEmI1piR1fJc0qnev5hfaAE7d0sxRYycbmAy3QJK4igxiSpiTsAMmxspv4XpcEW.fTRmWZce1SQzSkbTk9ai1Zg9pefABZQ5wsoJRIDLiWe3EEkjLF7zfzXFI.HCNJYUfhtoPiDZN.FC51f0RZHGTnOnFmc40yz0dKA8QPyO1GSmuWKDInDBpzTocpJXmfOrSLxgMGomY3KPFUvRlGi5_YOguE8ZDumCgHMsr6cXMDmGz0aYUVyohA08YkVXBMhe9gTYK4mEetKFqa4B1Tktog0GGdp1ZEpuRSoVIOhxqezjFRGSt0xgqq5_NSPraqooKuhxQABcm9DrFKbcLVpYJjt7SCnaaHEbrHN_kRKuxADTTAgUr2YQ_Kf0rrDGweIF_V_fUKm22GDG.J6K0HU_ukPGh2.HNbFTOV3zwlS1g941HiJuK5ykgK1rcFhPaCn_oZuTjSlV1nCcVN8r.tDJzmXPGSfiwAMHRLI0qOeDxsTFHw_LqTfAUTW_D02vhqSFGh.lgXi7D6_JQP_cFmcZlg4r77HZY5IELC6nVkhSnLx_4yUcI.W0x9OKe.OYscaRLw.5hUSlTvJJgqGSv5ZiVE5HdOlFggozu5N5E9KCsdlasUVitxhoDm1LwoZUsCTT9opOdHwk.kuY9HvPttQeH2v5r5BaYmbVWW2Tcc4SiRsIYFKfWIzL6QzEZuVh9HtrEwBD9cVYu3DBlK_6CJc2UYDhQtXqV9MFKbnG2aYN_SAE7EiSD73iZnk_jtPTuJpYqeCEmt99kzobWC9BKg6v663knlc_dlEkYX0_X.Mt5zM0xK6Q3ed.1cRqrHescUbx2n1obPO7",mdrd: "AccUR9NnONBE0L_k8DNSKstiT5H0FJemplIW70unnW0-1739406929-1.2.1.1-ea7QnJbUUNBmoa0XkPibAWHPAD6sxsf0ic0YCDx7W3r9U0QIVYtu6zS0EMK6UPYf7lB9fTE5u86znUZwK0YdTS_S6lK8mTSQstLyne9yeoAYSfpf6bLiEAtQVjxFM.HeL6PieFsFs_L1gJAHCBkEkLwIkJOGJJLL5cdWF9H0KqTyYeUvbDAJbVhdTc7MNcZDNdXUaVdZLJfyy4sFMsFtPc8CXIiR8g1mlaKrE9VMycggjM1SO7Blty3F92HEJz9La6IX2.hGDu7mdhibAp6YlQcbDleARsUCw4PjreeZa3Et_dSDlVpTJqzczZVz3PKV1Ryxuty_Zc28kwvUXgEszs8wJQ.Whz1KH.6CLDdateCBeZS_LkcUY1ivO4XaTp1qhSUY9MsRA_QK_vHv1b4VgZLZe6xSKudutVtiaBTrN7WLynraAfjP13d_BWvhpGcSl2p1kEdZZbozv2SSxItajY3WZ5oU9OWLFaYzZzLDVR8R5R8K7uIyNso6WgId.vQvLrBIGJXTEP72ARduvHfDwDGSnO7ZiBQNtlQcvdwj82IbaMXCr0lThfA0j8Zzd8Ic7Lz.qYBlTt1rzr8Obqo3Z1s9Xx5.SIu2CpSMJyRYmZLoYvk76orPjI7P.5qZOBswS2V4jeGhjlUzF4OVcKmR1e80w9v0GSMRshmyYaO7wS8RwITKL2hXXPdVYCvQz.S_G5vVt3bKtkloyLZFA_3dzCbosmLfyouGkfcVwyoioV4WMXr7uCURIIkz24pv3E1Q3a2RkX9dCp.QQXxJFEnsz4jahV7lpaDwBelq.dGg8LZLajneHWGTEl5v9yq6fOcb8Q2KgeAlCkPMNOcE3Y1qajMAX9kU6MTAfoyEVTVA0Qc3yY.Jo85l8Nq3GL9BWbd_ab42kBYnzLJGNO6nilKvaL.yzuC1B6gTvuoyJxmOQCZLmKcmZByrq24P6ZEwiZ_AfmjVaPLAVaFuqNe33fd.KMHRbQFx9vKk53R4MLIH2AMT9acaqtGRTd3gsismIy35K2CGz.xv52hF2PosmNm6ZxOzJ9x1VH0CYdDG0viI.lq0UM9uB.zxxQp_6JiPeO_Q6aVFphP2yHhQcTqzoM5OAL6N313u0MGJKH4vkJ9cFtnsNvluT4C1J_Z5hQzrGh8PAmdiVJHqUF61ysjp8GHFJZARMbPBCyFjjjs83fbhbpZTlzS.6qHQe77TV6nZTWJKxDPdJ8j_pJY1gqmWfhtWYxjiyMi9V_wiQ5VCQfiiwu2taNafnpXgmO5zggA2iaU7sR.Fr3SpSDtYGwRVdhn1DLuWIE6tKHtT4pvqNdAAbdsRcGUUiCUwR6QJovhC1CTsA783B7DngpktBdTMyyl1JYGJWsUDxOhBsUltVIFxBwi2gdJvg.8rXnHHg.woreLMPwZimIaMuThrJ.y_BQZs0cHvSbv0XIgYFBfF1V5nGJHg71xhIjbjtPypHAneA6rWqcKkAdQWQUliGEyIEkcu9cvI0Er920_3dwA1imglygwIP_X16sRhEKm.9.mMjJPZO5LGXZ7ndaLbnBrqQduUA.jDjN5aGLRchdYtWHzsm8m5t0yc6OT7WposEnbADuX.WVz7t59te2IGkyhlAizTVLQYaW.JFzgU21ZKkTqzNz5wbh7NaM.__eqS.9X0.iI5VjMiOj3DAqwnwUNfTv9y2IVd1sIHPXOV8s4Jf2Ge9YC8V_AdZkzF1LnNr6d9OtvwlqfEpHqoNLYazmUH_oiTEVtpJhXS7qaRAEm_gOvNBZSiBRA00uHoQ2Z_Uhu21w4NYSEKDPtmPmrw.lpn1Jw7sQXecH65GcuW13PW53yenDY"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9110bd1bbed83b26';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\/3982046715?__cf_chl_rt_tk=j.hEcQBtXw6BTqn6xJ3obCvkNKzYEsrP5Oe.myN6Vzs-1739406929-1.0.1.1-HvdTmaKEq1tEir6Nmu.M9HolTVw9yY5A7k1L8MyfRA0" + 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