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-413840449036.mit-edu.top/post/7692845310

  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-413840449036.mit-edu.top",cType: 'managed',cRay: '90fb1b8ccc84d66f',cH: 'BitXj5gH_7oHtQirdQ14KsHXPNvbT_E9j2P98g0utDY-1739180110-1.2.1.1-UqmQ_VJwg8mQ0bzzlDJ1AK0sO5ozLM2VZMtCWsZ6gpduCWKvulf0FkEC5E.7mqcm',cUPMDTk: "\/post\/7692845310?__cf_chl_tk=3qcpVqSyLPwjtWUZgR0Kf8xS.YmRREYl_bR_xhjt43E-1739180110-1.0.1.1-6pe1AL13uPAHqHbP3Pb_MxfmMswj3HDB274pMzYdam4",cFPWv: 'g',cITimeS: '1739180110',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7692845310?__cf_chl_f_tk=3qcpVqSyLPwjtWUZgR0Kf8xS.YmRREYl_bR_xhjt43E-1739180110-1.0.1.1-6pe1AL13uPAHqHbP3Pb_MxfmMswj3HDB274pMzYdam4",md: "NzEguAve7wvLaxSONIRkiLqW8voucmsg7yIySFeexc8-1739180110-1.2.1.1-BYis11Z2hycm0lKBIevpa.y7K.8FyyTtVw5bLe4VagJVbPswOjjc0ynaR6B.zDfYd9mhy6d7kR1ppVwUkMkXyIfaNJzEtLaE5.K2zoqm00xb9oUejKpfGLy1ZH9Ly_ZKqYt2meNrF7ljWILN7yeEj0xCELz_3SUGHxThhv0hpGmbbZyfYkaYL0VJ5O821SuC4X6TVxHgEoUCQBHnwquqHAHmFEc41ZFfUeYJyZQg3M1ho0eT9lGr_XQn5xLnDPvMwqjoOWySdCBq0XI5A3pdjogzhP2zVlUAUPwsV.KfjJonxR9HrhumRFK9j4JO8asHgYjBTMj3oW.MF0ZGyRiCnZ8KvhgtkvUZQSV3srWcsbshrgnB92V9cudsefyBTvVH7dpm3uEGT32ydyVlBQaSIN0WzMo7ryh68VhgkDXHgy_.MwWnV3CEaTrugMHG1aUwkA.qX3EXfBy5ZGItZI3yDyPVpYG7BApt8taepzK3jhx6WCDq9zOyP6MLNSL8cGnBv7ycvX.ED2OJu6bDdUOVX4jp9MZSIRC6mBC3ySg8tkdiTZhpoExzkS9kKROCEVqZ6xY0BhxfEXcpTEPspTVLpe1qVXFPAPfWWV8nAMX7h8qC5BFTyt7w2knQEdbAWB864zf0LYzjrIpZm9eoY6bwutm57aNPKZNgO5_vcXdVn7nOlNJ1Y4r5CQsxe9nqtmtFPYXRPE44zJx4DmA0AlpHBBlVB7eHW1rnVWJikKuy9McE35suXQw7BX16lPQZdpAHSBPtknhMG9sCpEIJaAHD5StpLoETdBHFLnaJ9WaPpa52V9_TK8e1HAVWbtoHChNphy20ANXBXHFt.KGHPvyVxZ7w041ZHNADq5JCdvGbKjdv1Xv8ED6TNFiFeq_fTiu34LQOgULAAFAXtCjVsVhE_lOa3a_8O2NSjkt2YBckYbGyh191j6aAYTCuSJASxRGN0cunqfGMHQF680Jkba3YF8.HWmlMtKzQSoTBMMBJmSmSKRTqitrrDiYXN71.neCxsExTjTbYsIa46.nS3s5kb31fwnIm3ixFDYclObrjgMV9ht7igYbyb2yY8G7dWVEIW0AY5Kmx7xKwusWCAPJexmJREOV9ORcU6gIy1cQMDZEIR_lG4lRxPv4NSK4xNnLgOIeqSHsNAe_yjQbb9o_hQKMy8locTRmZlorb9e6c1eHu0pc.5.UYlEfnhq_1iQ.MPd21g24ce_TDS23NwHXyIwuSppbmJUG_ZWE9rRA8Xtsu9GnVRUFtNDq2y.iLAfScHiIC.WF7BzfoUSeYnXy.QJkj55wUp42ZjU_An0f6lcoKr3mGfS8hNPQ.OJAWL7RKOn00Qgseu0Fp0DeGddHJm2d_MbMy6bqIFocwym2jvChkVg1_Dt_3GW8CtarlUvOBuv.1.7QwiMQgYvF9ewSz837qrcqrn0dQY4QuLsR7oyj_eo_vGxf9A7ZP7y1jG_maB.hIO8VQnUh9J3BfUza55poY3lcVt07iaoOxUQwBpROR7aHC8e5pIeCxh0gbYcT_6ME_xv2i1WbWJNoeSBSfVrSEeu9hsSBVYRWzk_K9PhBm8C0aEK7OB6T7jb95RTZIGHodkfwgZGmQgoimF8p7P1c0NUGD1PNXcvjSuqwEeL8tOwEdyUIgqyHfDnF5cG2IL4HvpHqy0WCALkImc8k06N5DMBPVdnbjrFjvcwjxkmF5lj0dTOPwd1c0lTtdUdAoDrXfuMocL6m47GT_KK7FaKO6btrjzGOsSRzjlV9upamFjrdUN9fCNc.deCzFhyRluFFQGD.NbQ7RFLwWPcPosJSmv3zzJ_97eIBMHu8s20NW1QqJfFSyE6Jx5Mn2QYjbCSaAxe8aHODrQnQwyzWnZhXuk0VSrJJEJp_eTGCPvl9fPqd3T1RpiKxjkKc6nZdlIErTSY_J7IpKpCO86qigxV1lxLucgh2p2GygUp46BnFUpz9RKs6HbLxsXLxMSfskTMpT4fKjWYVhpD1rGpNqx30owzeyulabKmSHqZrdkYt.zt9Gza2.DouW9BxuO6bqXj1AeBOGZluyj2QYqIART5M3IdDN.FGboPxNW_DywiBTUWBiI8xqo477RiCl7meO3TKnqt6dm0roP4ADprgopHkfbTIfpRkopXwI00USFZixsQ62KvMfStg_Ei_4bn.vAhAX5kG1Qb9HWLxwFgfouEZnPnVpJMeKBcv6eqV7mcK2dbdiPv0YHBDdDsI0ffA.",mdrd: "CcUP3E7MeHJ2ci64Bxstdwamx2visMcPrtRNk2uorgg-1739180110-1.2.1.1-xJfjJvrUIUwaZ8aqHR9n7H.serpnV6KDzZtkDFi92A.8PjM1y69_yHsb8dCIxCu8Cbt9FZQ9F1iOgXQIuexlKNH3XhO0rVUfAum2bw2DmduJ_61VrQynv38wYDtFDQ9KzBHzdnpRZgDDOPTwJ2iVOXAgrpZd1vWOvsyeiMpjphfuLRiZmOeaQbwL8hW0eic_7JhA2Hp88mgdNi9PA3mAimVPx6BiNbGsWD9pCHliEpwzz9APeStnvEXvmowVwKhwj7_lf4dx6XAZlFRjXI3naiTZ1_U5NMD9SJ6jWuw015Sp5Zt8fPybExeZNd1Ib1K2VtLuGqjMp1oVErOAhR9ep9QMWfWfsw5BdtpZPWxsnN.dYOxtglYaKE5SuXUb.52SCkRvQTn6_lcY0..xg.XnrrJzQ2XX8XWZPvEj6X6fmHeM04Dxs0Z2LV6AP_OxbrkmXnnNHvVHKemm5bHNnk8NvywCgHPRXoddt1FLYPcKmD1yM8mTJ8ZlpaIzUDZ.gfjRX0z1hvIrQSJcAz4N1Fn6wPQPUN36vwnkJsnygTrz_U5i_bRPBpf5wDtjWNMe3.MsjWWLWIC7Vb4FfwUkKo1foblwycJmuRI07LktDx16ci7nSfNyVBDjtxE6oer1EmFPku9taeQnR8Cc4j5uaz5XdMgjoHa8i9yAAJFFcMHT2z1cIrg1E5ydNjwfDp1bc._Ofg9CJiQPtqyhgBp9iS7H88Co59mKDanPUvqhe7dWtdoOZYZe5I1yvvo.PWMj_GGf0PIjpsTzkYASR8xfY47xLsxVc0Vm5GGFl5t071pMOeelkPVuMwyQ.XLyLTcPNzPCVguZQzrmBUtlLREQJhTlHNBUGwYKkCS5zzW5OdQPkW6kSAT0t.yFf5NJWorAqzjI6w.3IVvpTtfhWtuSr08KcPHZm6CU9ZsPKF155n.UsAGaSyCVwKCjTsyTm96uOOwM_ORLhcniREsDslte2HY5lRO4l5O.HDySinJX15unj8m8ZTSK2G5e6HEyReyM2f_h_UPr9iAc5Sob3PiclwN.ZUXx154aB_fe9vC4s1HWpuB3a8mRBVCba34Uj0J6AHFQG4V8_Po0v0tz7XG4wEk5tLDonA7XEyBWt1eLL4qdZoxbKMzw1Nulxnub2nWirIXYokvJh49Iox4lyI4MOURAe0luomJB.Pg.rgNOzXmvgCsHw2NM1mhCuB9FR24L19BgXU8l3XRNJO3q6xpXH2LoMgB8YxCIKqI9Gc1lhMEI5b24oj2GAV7p8Hcy5uwlslfK.DSxHm1kbTZ4ZWXrNAbfJ2qtyd_t9unxbzSLyTufckRx1EvpGW1hIQg.XgyuPa6hvQofOL0HfdqG1sGduV3T20vQhenVXp.tvkhivKis8HW_oSkLHbN9.1WdIg7gnJiu77Pg.GTKI4wmLntcbS.UvstMnbxKIj5BT8RVAK38fyqkEkXu_Iz49zjLtahNYPIxFJ_fp.FZ.LUntlHJjnZ5jfCtWxqufwPLLSrdrwNSxtnNne5nsLpsqwfZxUK.JytMW2R_KS1KZNc.GQwHOdMvPX8YtbXpLLjpqdXuYvFS6vij0pmG.lHXCTWV4rLGFapgM1iguFDzdtb8SZq093jX8_Se2BiEPChjIFRJ7Yybfd9muszYaIp.ntUdiLEubdVvINrDfoFGV2oruEn9nxhXexQpqz.SjGNUnh7ZAXauMHS7PjNU.b6cMv.IWnbO00ike.5eyrxtDGPeFg22VtqOpvZXsBjeoo5eTQmJX_uWTP3E67rdC3NI.SZiMOyxI5O7HsTBkMSyhIZqju2Xf5.24A"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb1b8ccc84d66f';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\/7692845310?__cf_chl_rt_tk=3qcpVqSyLPwjtWUZgR0Kf8xS.YmRREYl_bR_xhjt43E-1739180110-1.0.1.1-6pe1AL13uPAHqHbP3Pb_MxfmMswj3HDB274pMzYdam4" + 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