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-463747006491.mit-edu.top/post/6810293754

  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-463747006491.mit-edu.top",cType: 'managed',cRay: '90f80b339d4d12c6',cH: 'XNNj41ARaAmxGS.Ag_UCRAhWzPmrEdN.Q8NndXpy080-1739147983-1.2.1.1-mQUPxv6twuoER8vF20i1qeHvz6EomBn2gJLYxBloOJgrs0xQB6AEuWJ9Ca47dpRY',cUPMDTk: "\/post\/6810293754?__cf_chl_tk=sUkp8XAVBBMXbVst4vNkmrKBzWXPntlScorYCNXiaiA-1739147983-1.0.1.1-SK1.8aHyYxL5BBq9w9Jv_eP546eEWJCgkIXCJKc33a4",cFPWv: 'g',cITimeS: '1739147983',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6810293754?__cf_chl_f_tk=sUkp8XAVBBMXbVst4vNkmrKBzWXPntlScorYCNXiaiA-1739147983-1.0.1.1-SK1.8aHyYxL5BBq9w9Jv_eP546eEWJCgkIXCJKc33a4",md: "NpsQ5aQh8JQ6myVITxkfDGwRzNuQ6Hjl21ZL3DLqMPM-1739147983-1.2.1.1-9uXD8Wkb1rb.8_pxYSLg1nQg0sbtp1HzrFtmHRTqP0Dii0EEvfrH5L61TDzRTHxUAMd9myH6qPUlhqzJknpCEQWfhDeUkIvY9MEEUgrvAVeIUzVfSw_6X86lAG9JsvkPUgzeqI_HZb1UmD0DycXUFbqs1ZurHBTi3ZKZhmLZ0BRpPSHBhQgifPRy7E4l7roug.UmZZP.wi7IRjPa_7d7d2RuvbZ9mgjm1Pre1Njo.MXPE9auHhJyPdxCKRUdjOmEKoopD30P3BKxgVrbDHojStj8dLdwz7gnIle3h59vecFKfLImvs97k9qFoRJlijM17lan6f1qvRnBdCoUCV4Roj06ZEew.T86cqVkPXm3wT8PzfWvn9.OSmpW6fKvtCPhGYZocvLq_JIX5LSKbtH1AyWuVTiETUpu4qjV.VrE35SlkbR5WlPoOpJDv9A_SyBng7qe0ySaJvG2IfCOYtDEyT9BtaO3bEO3QqOdv.hyrzinhoKTZz6q0b5MJDBiT64WGraSLKGUGOZ65FJDXPlUduma_XTb_V2O5mLz2ZMUK._RSYN_N5tQRq5eRGhwDr5Rq4tB76nIRSQAENjyl9BYA9R.1kQyZde_axDVTvjCMPNhpZDjyPVt9_SvtL5e5oJvC4dWfApbUnVygXtlKxiyfoHhszKKqrTeJFbyAOt2CnieImiaFFc1sIoggiOIScxySfWEI4lKdO5mfaiVd1tQMfVjv37Ms5dNNO3XVuUcYdq84SPSIuNe9PS11fYK3Pj3ljweIHJniB96Bo.clbzitCYljbwnot5T8kN19QL5BDqNjmQ111N_pZhI.bqiczBfjrJmVgUEaLBUUYV_tY4Yfbd4sy8SuhHjMQPwV_s9wUI09Br7NGAcpGVvPVf9ZpFi0HPZC5B46JdOyO9V.rm9gdq6lhL7tO_fE5T6abImAOvE1qCeoxQ_D5C3fEWEmYPGe2Y6pwc27eK3WPF1gqLt3w91afu4bq5oyUqKyz6dmBd44NZ7I6.i7xmSvjj7i1k2ANsLj4geU7S.zjsN33jFLPSW8a6dSwFGsqT3Wjf.TIypq1K0FMEkHFiQEq1sCM38UC_x9f.701Ctf7Pb_dyMh5D7GAhqnM3EycmyWIkmWaNqX5c.gtWTN6qKKcUBS_sppLPmqqdGdBqTzQsR8X4zV7Y6UQan94A4qFTWfoTNU_6_eL05.Mhu7sockOW4ovW0oyHi2vJ0Z1Zf_otoqB2lp.fRlNOAbqqLAQGHK9Li52bLF6IzzApILUHQWmHgrBOrvWqts7lWHLL3LKW0rcRyxroRGZgiquPgDqWwOMXAK4Cf0pbcuTEgWMGZMVfndmkb66FTady93W_xDZtJhfkZTp.uMPU_VmUtoiuTqWla13B3EzXjxKzbNVrbh4megkq9FctGHZqUnRK84ZbnlQd1jBhBgzQKFPk2UKZTJDev6GoJ0zNsC6tFT6VNneyUiatLoVNChr9hq2IRQ15PcE3_qscltcvQKFp_q3gEfNSQJuIHq1EPw0_ZHOMQR4_0L3cEFjs1A3faliS15B7VZu02d4_zizVjC2oMGJXp50UGNuBMwzxbeHiDlHlqZAcngnceOxicfplusK9OwmLQKkSYVT8mdHz339Q8rF7Ch2eUUmilzxC_k6fbvmJzbXqr8SfIS_gwHf5esa9zx1ugK4MecKhQjpQuWmWJbBO1iB4fOE3hmz3yHM.xtvV9J4sRRnedUIN0hqSvPCGyDe5qKYGeThdGzYyyAPWKL_OXUnSB2V3xhHk9vB3Isvw30ZzCWnJfRyXXC46ZZN5JTSy0znXLxbgVEetNDTAPjYVMoH8GqRoX.IjBt6.O9sNy1N47q3pOVVs_osDnrmKIGJEZe68YZVfPIUlQZmoOBszlmUuAWeIjtS6iIUVEeKfn4..3rMZqaxX6QpAlA.oxGqpQptLJE07aN70J7jCWztoYATiy04VMsgWlQhdg8lrOx4YtlJAvmGDh00fQVeF.5u9yNJFp9FQRHbQhVXi9J4bFPHTEgyRw009geCblqJwGJDHFPdAZR9GPxkEoQS64ri75gV.pDDvQZ2eQBaqpdMkoFIAAQBFsLiaM_UVsoLhbQSLPX5Sz32_d5H4Oj3Gpi39MkOUP_ZrzWl9RWwscqZX1MXx4Ii51gtFbPcbbmXaSU_jUZN3pqG9qb8tqDwRGZLts2JO8lYl_FmKNMrMx5f2X7xMSlotpHRzXNzel5gIkTBhoJSiz",mdrd: "ceonoqokR8cMuGMDbPn5BIwx2Y4vVb8wahRYDXq1tXo-1739147983-1.2.1.1-rbCuNe7Sfsqexg2TPjbLM_yQorV.EGGxIDnRAEUkyo51hNR6o23vlqFmm.vrNoZx0DJ1NiYOL5YUzunbMK38wUy39qvweIsfbcteK8xsvrs.gUnxn_PtcXNRl9UAO.uYJORHWv3wesYLMhzJZcFtZi5jVtjBwT5.06_CC.tf03RD_iOpaXpWIxSkVU0IdrgdmdMoHH7Y9tlklNNnp923jjSgGpDrpAZOrxkxabu0i3Py2vD4lrGR5wPBr5gCRKe_eb2dm7G1lBKyLYb9dQIh5DY.beW0Yd0z8Ir6MwSXCVZ3HLTP9LK8Nbp6ZK5wWDAee_wJa6FysfqQ2Ie9XsmzB2SpVzuEfUFSMqsJtsNQgrX5gjjNHpfVv8THjRHc6bDz7Z2w_mx6xIscsyEz6EYaIzmLQW.eqfaG5MBpcCfvv8qfcd9.9Y4O2CA.EdPGmVEOQJiLxHF1.bpGI3VneUHVquOLS6UsqcH.TSTNAJzqkgOqeRejqDNrqcrOYpy6HMjXlwm2UMLbmw4YVIS1adAz_3lH4slAk9dvrcHGoGJykslwwpcZpSyroE6m53jIEplTiJoV7VspzyjHxpkdtxUpOwR91AYjIutrQsjZL72o1eRIJ.Wa_dr0sceDx4kPq7645_Ya41ws47ENK8E044LkMQ0xZpgQRRLyUweUwC86IMKJdFSKkpQC4ujDE9IwIkeZSh0yC0sUq2mbhvXrNbieW2DSMjAZKfG0QI.wt1TkKHWXd_sXpdaGy7k0kl7MpdlHSQ86v3dN4tIQZhGMZgZ2hSAfzz44GG4v4CC2i4CwFJAxYoLDoCQgH.8AYVGhe3hXlpkTZLw0SQsYR8AwdpW7m8QpssuRoHpBsMG8OGeWBv_OuER2V22eSw3eX6PRMQbomXom3A._.gkiKLDV06Xqa.UKyGOrlyorNoLVHFYsELJ5bgk9B4kAlbzh_mWNrvgoq_M7.sUVl0RBEa2BSSDlZ4ZCiOgWQO3Xvwm5l7szDghmNQ5Tl4JLPljXsUVsOIGP3PdbSWHGPEk8oyCZ19xbxTawjXiKmEvE3UEXrEFPSc3eNzntZmEM5.U6mWSlAEGtpDvaTdbxmWb9jqv7z1qA2eGKfXeqf5VPZGLr9Dpcg6fv4o11yHlnO0XN8VhsQ73sal8r6tty__aRmfH1.zl9XTCOc5qUVs5Yw8JJAu2wP1AtJYIT3rXMCh8CVN___68a0J6F9f4zemfKIgbO4EX6GpDccgL9WfQwnNmd7uhLZn2GRQlt0bqdMqOACviDQxu6Ag_GPbBaUsmRfWuKWXt95jQeJrwp2ZM6I5PRWsH0vF2yjS5AcolTTC0Xk7tE_Kf2sE.FjzSZYwnjMLIy53nzEq.3com1Q1mXrpBmGrJK6wSxaogIEcG1jPIfw_RSDqFUaJc7AB8eqEIx1RLoz4G1MxISEmo67X0wnXb89zJOHsNkpQY9ODZMBpuvH..LO1zuxNP5YYNa8Tws9tRVDFnsvkM.FroEQnBLnpyWnxvt7XP4IuEWDkr3IavFP.4FpkMA6T9WMkCW207eFm4I_FnBndH_9AYFC4DctKpfx7wai5RkOad7QGNzwYenGgDQpLthTaYEp5JyVT0GQf53O0B_r8apkOVU5o2uwzGbgwaAMrVveBSNDKDo7B1Pizojg9kn8S7dktOWh_1WcVjhakFmBJirtYIc5I3o4MvHl6nz7tUZv9UmNumr_etwwXV577eu00g7atpSQ6njR3vgczreTgMCrtreg2a0lecqwg6OVbMyb7_WwQmw9lVgptd_d5L3FqHuVcwMjulYIKPYePaTjnLyF_3NzLjfSMJrZ1oj2rI"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f80b339d4d12c6';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\/6810293754?__cf_chl_rt_tk=sUkp8XAVBBMXbVst4vNkmrKBzWXPntlScorYCNXiaiA-1739147983-1.0.1.1-SK1.8aHyYxL5BBq9w9Jv_eP546eEWJCgkIXCJKc33a4" + 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