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-660239792531.mit-edu.top/post/7951843206

  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-660239792531.mit-edu.top",cType: 'managed',cRay: '9109db0d6ff8c9b5',cH: 'JEV9MDc0C3DMGhTw.4dQWoXLslTSpYpyHrwJDamZcSI-1739334755-1.2.1.1-NCFtL6h4iwuBtJ7GBjq1qh8vZFV6OdH4Xu4NGfnJfj0Zg8r6AXVjOHfQJOaZhZBm',cUPMDTk: "\/post\/7951843206?__cf_chl_tk=2ebw1kBrU2wGd1pNJ3C54gQ445fEdwA0hEQM5uexacE-1739334755-1.0.1.1-8dOxLdrC2ULjZq7GFTqDTYZtumA0p54trsH9r0VXaR8",cFPWv: 'g',cITimeS: '1739334755',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7951843206?__cf_chl_f_tk=2ebw1kBrU2wGd1pNJ3C54gQ445fEdwA0hEQM5uexacE-1739334755-1.0.1.1-8dOxLdrC2ULjZq7GFTqDTYZtumA0p54trsH9r0VXaR8",md: "45OnSj6ZGdlQ0aD9ljB1h9CVMbOQIxcpBYkuqhtuTnU-1739334755-1.2.1.1-tWP6JbPL07qfjSY1zuQCA7Fftrh.xXRpt8s4xQnbXdVDzc7rgZ5Kexi9vUgiJ5o5WAASBCZ0._J.fnSSrfE3TchbWYf2oG7YvAogmZCTcpCoovQICJU5WAnzykNNdywIu1I0nGul5RaEEtyiIAjroo7tu1FGukDTvUliI4UkyiqrHnzssNvds2keEM_1s0Zfq4e3XUR4x6Wx887mjqZTSRJOy7Wi0SGt0Nhc_t3HUs5oZOobyrbuwDh2O5lr2aow6VDtV3MLAjsER8xpJGnMHgiCTihsL8PmYABO.6LyZf4kv_VO.Peh8cp3.v4gsdjuZkMRnuxoTIfeavmJB6TVGgoH.BP2fZt6GGxxbI7oVCHDEoDszYxWp4FIzqCW0JJ4YQYND94ymRZgGf6BhYdCBAZmziW9oiSU1m0Wy7du7qF9wjPTvrSBWY.sFOHmPXdKPu58Kd2w_O1zPRP3lSuclncQpoAoTP5QLqayvZ1_2LDDfEYsitX_JW2ZcTGKk9a4GAJDq_cNrnYL06ICPclY3ThLE0YWWm4ZYfgMJAOfIzXNR7QsohuKwCd07tiS_OdIbaSFLpyioR4_1UnXa3L2XEItKFdvlw0eMWCoO7HOUCGbBX88e59_t_FZxoXfKn4zAuLafS0hUa.MHT.4eh_xjy4EMPcrAdIXGJQtBwMaEVwYxmosbIQAImP30uCGtW9_yL7JNW8tZjB9z8u2MhnYWJ0BmVPo_kpwhb3LNjR4eCeJfEx4DJdDttdjVLTlnpxzvhN58nRn1M_Q4fPEiBZf84Px1EZIfYG0NsJfJ2lcKC5PP2S0_W5A8Q5qJUn4GM4VpNyKGOAM9S_.29hqtR_YGUbVUXcvmAuE4gQ5oq6xWAwONzVDvpwCw1WBtpSA6RJ3dw_VAsd5VKMlE67nqO6dlHRk9Lab4l0iXwDfdkFq4ttxLNiP5RHHDARr5m4hLrlpjXjrGpP4PzOQD0o2N1GI56zINniWO1oq5APdWXgpR6CkcTcLY_Pq_gwlOB3UF.EFAfg1g7KeImdUZLyAqNc9Mv8O0FZeysCu60rLZjzauKMwb8gdMiaxaGpnD7oGRmQ3CSlpH5wLyC_lU280UrWHywhjC1eIkqyWG85X8cef9T1ZJunDQxsACbazyy1LI6EGjzYEF_HqTTiGPYUntzay1eOkJUMMMheR5ryAZKnipN4hA99yHtY6_QNk6HP01VQrYi4Yo3wfGKzuDIM0Ynfy7HSbKDzgqWn6.FOm9JaAiiKY.2XEmAhK5jTKWyYar0l.UJZS3iK42PpGlwzkETQJjyxWk_9uD6HRkXixDZGTGq9x0q.MXh5Lo5b5iDSRbKbiOauznJpJ1tQ.lCvH9ZftI5XWb5kGU2FFWSVsr0Gbf5dM2gNDYBzrRDsywx7p2jvYl07Q94qb_xMq941p3cZ0o3J0qOvIrOPbjO_sgwMH4Y5cUnxmuJrJs5eKG9Swq30jks._enXCVvJwsM5CJ5GmqMo6n7XJtSDSqI4Up6XDd0rnO5ce1BtRkz.6TUKfAYISG0okMN1TxkSlwk8cMcBa0drd5j7n845pw5v4T1sUzhS9jGBkkUc88TJOTAt55LFcVQsRy0fuNWOZN_jwRyRhprQhyYVHAd8zU8JtyNSKuFmHVYBp78DPqw24JHFITzL97LzDX3AznPndEhrtTR1jSwiNECk2W6HTclLrCpQ4ugDXQthuBJ7jDS.99f7CQpNgCooxzYiRVLc9YnWmoYkO5.BJ7qsfemJKoCEcTWOcM3i7XfDPw0HLO.eRuRIWtPstaWNQsGSOeRb.z.V5dqnwFXQ3Wphdz1qi1y_NGvx4..Jcji7RlA5mqykB1c2spfhcCPXIPuHGihk0R7sSkUvDGwXPrsHNk.NQQDaYJ8HTCu_4WmCzk2VmbU0oRd8LSS55rFP4B_78xK8WXiHXlViuBuCXkXjZdTo7.2BKds9xicqAvXRM4a1awU13XhOi2IJ2x9qJrRXffmgMwrJqDnfldS267asLWbmAbuhqw1IhGx4dajpnctmgW8YXX6nhi2o0waF91Hhc2eiV0eJPEEW84FqIiE5fTLMhipKCLPNk8b0DgE22yc8YKefpZNKRvrSZsEcAbpTFz3Zdi6wPfv8UUo6dc7zLvznbwsAS38IKvPm0lYnFiXh3.mh737JvaKH8kJH2kQv0JFM0htLyOWkwMHyopbf51JYtN0Ht_sruj4NWEb_kl.N6EgPqPSRHkcpC",mdrd: "rvfkjcBI_0MDaAgs0TOzVOR6hcr3D.CEPWD2zQU3llw-1739334755-1.2.1.1-hXXg26FGod1ePjJc97UMr_Yl.8Wm_kk1uX6c6k20iLmi5DkD1EQTYFLdpHmewgnp7THCVnmNR6Z8FfHLhG4RpQoBPEF.boeyrRminDtPLxh8zO18UEcsrN2s2u7LZpekcu27morQ3aZoOs06eS8qJg2XS67xMUASOkgzHhc8j0WzZpW5jvVCEdXLAmLOpu2K1B_5ZaDo7afFGIACI8kCtPdlZgrafg4gsVhYO8xHX_dDUwEPxWnoZP78tKoLubZWgcKN_xtdvDGu_aWEJGkacbBMHqfC1Z0QW3DsZaBbl7endnSSmA6JrU4BUtd5YjJDMLkHaswBwfrNd3OVhQ3vcKOKuBr7bqi8bD0h8puz.wzpTOAwrwbWUWDBu5W3g5UJqHQIk5dB1HEAogNTAiz98Wou51BLsDAgbDFIIQ_E80QpcwLyBt0NCiqyg.R_.CRv6zBQirMZM6bmNHGFlbXJPtCAugIol4NHKTd3904Uzv9tNVne_..92nudq7W_T1b7rJLoG4fiNS5HyNoWmdJYebFvOY7x4_gbRvOtngqHSyAP6sD8QiiUACGRa1_6f3tD0HttaSDMKkPGXbIKDF.3y1kjlp2n7HhH4rMgBfQUAdAueQvz89iCp0SITZ2eZe5pOzpU2ChJ0p0ve9x4oXqn99xyooSxOz_OVMTzQHt_FAjskNUZAUyee6PQWi1.DnNixOD2SgVh9iXLtPgkDVAixC1zx86QfKwvTqKlkUQA5akMXCDBqYDObYiVKyTWjxkaLT7pB3V.NYZWx9cd5zNFYo_0AZ3B.msGCA3H.5EQWENTZvB2G7CWGbvUcMPxFU_7_RzeUqK4szV9OJ.QgbELfkVzUHZbrfZ1FVHlSy6E38Y_CcuEZ0Jat6ucFcEcB.Patxsyub_Q2BGt1CcRUhHoTl_6bKIn_UzXACz3AwDH4HNDYRL5B85px4JFJmOCFTidElD_09yke4ZMfwywIlO6eCidqqI3xUgjINgQmpbpjKtNCGLCFRyeRrUlpAGDEAqjqMYiwqZFDONMpGrejKVciMMeJrySmzrfJZ6QrHL2SZPSTpYw5U1vT1ziNULrYFHYMu3eGGDW1E4qWb0Ckm4_tptFRVR8Hwwpp_mzOcZNAun_SWyT7BOUfcdyTxD6IJf0htccpenszjdh_pCZOSD26XpKCDreeQo16K1c9t_t3WbH3wWVm0YpH_yWAbLUmoZREmAxgV916ZcMiPvsUrurlR32I3qgBRulFvVfWSgGfMGuNxkPqdYT3KrD23lj2msEvZpM.5xkFuriM4c.JWFej.3stMt0NmZDCYJEmUvNL_3LOib1ozFBQQnAgAVha8zK9.OAsiBmoaCj1uDEJnbDOevWazYhp9YOe7OCSdC5dO7plTs1ubhK_UnL4HUcA60DyA00GXgR1ZOu8GYk8OhUyZuy6UzTG_v40Gi9eJOHusBGodL5HqJQ_iIIkdfLhXGUel_RAmJb1dprPHmZxeSrsHcVZD5wrhJLO6XNFeHJOd6w9YNjt1XxGoyq5XnriIfein3rj34D452YSGA1KkYS_yixXm5_rdz9ym51zVROO0zXpmIfHRE1LF4VIWZCLfBhihbIcW2SqrbKEkAIy7iO3.Lvemgvvif4btgQKmuzBdBuKvWDJq4DBElY5tW5zC0HBT41Evf5zaaRwaKmE15iby4TbmyGuy24KUwMxzDF1w6A19VhD0Y7z.49BCIqyxETwrm7qV_tHvMCBbpB8BlkJQD1UqTMINu.HBFWSi1EQhDunS12dj_ksTRFA8xmruzNMQ.VDomNK10IWbKWj9DEBA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=9109db0d6ff8c9b5';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\/7951843206?__cf_chl_rt_tk=2ebw1kBrU2wGd1pNJ3C54gQ445fEdwA0hEQM5uexacE-1739334755-1.0.1.1-8dOxLdrC2ULjZq7GFTqDTYZtumA0p54trsH9r0VXaR8" + 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