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-021047737155.mit-edu.top/post/8936041725

  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-021047737155.mit-edu.top",cType: 'managed',cRay: '90f6ad03eff1d6f3',cH: '_s8CRrjVykuUW_nkKNFzJH3pZGaTVfQmQG9kqydWTUM-1739133640-1.2.1.1-E6RKV5H5zUDKbtwRtnn9HJXNBwRz2_nZLoEngKOhyJdyy7m.gQiU7zkyiIpJwYht',cUPMDTk: "\/post\/8936041725?__cf_chl_tk=ta1eVMDvH54lptnGMLENHfE7vYPMJ9aeQoStspFaREU-1739133640-1.0.1.1-wUAi_fS5LY4elMOm9rbTaYjDa.FJK8.6FWZnWXm6Bio",cFPWv: 'g',cITimeS: '1739133640',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8936041725?__cf_chl_f_tk=ta1eVMDvH54lptnGMLENHfE7vYPMJ9aeQoStspFaREU-1739133640-1.0.1.1-wUAi_fS5LY4elMOm9rbTaYjDa.FJK8.6FWZnWXm6Bio",md: "XC4MApa4YY9XuEE8YrVh07lmCF.LBH.ShBNzhutP2kY-1739133640-1.2.1.1-RxV13DMqTfNdIWu58RZXG2Uz2F4MgTNjLSumQV9njzSlOXVKK6lifD61BqmIv4ptxzMu773WH7L6yoF88GG3icDA8sUlpO_ZAuVbC95qfwfD2G0YHfNXZ22IZt.ZMe6QfU3U4amCs_cW.m5QF8QQHrsJLHdrkV2QZXybqStNxNVfwAQDjI5oafVcqIbHYjV2kmDmJUeawNcUWj45EQ_qydEsOzsevGW_rJdPkSeRW70QSlrtGN3WOKqS4.BELZ25UPwL9G9RRbV3syC5VNCQI7DN9hIjliqTEEdoCYCJpsGniD5wMRiZM4oYrcw6MhkjyMYryy_M28CuXGmYeTPJjdeKtofdameeSNyXVIC2oE3iRtRCA5QQv1aRoRPm7pxdZNGLlRUAvPq.CaYYJ4.oeHBmMcvTo2HEkJoX4s_xkUJ_dP5KDbvZ3LU5sZSpnPCS6dggO3cp2TCuPd7YBzHI621aChqvsRx0gd2pg_7WHCbAQBwC05KZPOXp8pv9LX2ZCEIM8.wNEArJ7FhGq2zMACTxG7Alg68FhWgaDubxDAklPO23g9pOC_Enp8M4tEbB.ES6D7SYFrqohzUb15esTDw4h4lOaWUHC7NrEwrK52ErGYFgtGcb.80MTHpHut3cuSSfzZiJQrwN9cbsv5dysBB8q3nWlsR6Rr3vGZiXW9scu.Qyi2t0LoyOX4Z72BYB2rL49LcQcEZ9lVcQNs348TNrJ.DvGqUkvi3iInRxtLI9IZp1o7N87pyNUTAMjJCpVw3gWUzHdTvzZKNsSLmA8pZpYVoZTYYyVy5ep1sA7i_rEGGfohFmNRTZ1fgLTbIbwfvXVksgllwvOWDuKpYQzMBI72DBI2boYQCOTfXZLJosEAQfDqS9x_H_0a57z13.KCZR20.i2jBr5FmankJ_L3r8e_RkSbZlNgAKJ1mEDf6.gp3MNsLvLe0OZy6DoVc5iaC94Cy2nTbP8mrK1UNZNvTGOFQV6cwizxMpGdn8qj8kU.Y9DrQNcgfnDWdUY3KqfwyFAAugA7d03tAeX10ZOD7zO7iH3hNVp8pYvqwqJZat7ZciKoJoOW2lVYq87G5nSWT1WXJYoPO4uosTf4IVjUBDtiUch_1tJaO56KKjGHURKmsOCWQ0tfhV5KBD_xxhp3N53JeNxLtjNwGotH1HQaxoOEaovAKGs6pkvjr9YgrGGu9ccBBNd3B0_gCmSk4zUR.nc6wj83FcTbKZzJohFGLlkCXGI0MpxiTVe3qMB46WdAH8psfFSEwfNkG8eC6F7rCmVzC4DYCrTocN01kMbsGIJO_PMQvHox.iomezuJYSzFpDoZ3lWmZ4VKblHd4Hc1haGjc9JogfEaQZNBNXHDYt6ROai0XX67GW9eftsM4hv79zPv2n.rLD.Yv5TWpU6JBYFWpFo11YXDUUb5aG9NL_i4_LOzF.sdbXEI0q9wO6Tmx542HT5_oXVgRh7yrW2XIHvQiWqSsViGzedQrrX1wVhZubyKUDrfxhQiCWw9HJl98APCpGE10VfjMUi9lr2V.CQVsh.YWGuipBl_YGsjhN2Gm0.YO8xTNPgoOeaV66Gw5mvgGFpDpo7wclv.WqzJ_5PGMNtNwZxYWMGFoW6DfOJGCdGQZTSkxkN5Lj7aKDdCGZmuJFzZXjLD46.zN0b1lVAT3kgUVnM8urxlgHANNFAzTev1LqkEDox9UckUtiPX53Bj0J8OWXdKZ0N0oD0fyl3pry8__bYXW.83xnqsc.2fWXM12m5.YvUG1IF9UkJZDusUq1bpBqOzo4mZyanSYy_TANmWQ09CRq.y_9kO2mM7RUeS4KR7Dn2DH5jXxaSrYGK5770I292jTtmca6OyvS4xE2UJHOrY1q0yITdgWbmUcPkRgFQIuK_YX_gRjyuIrf9DDuEatR8kFLqwnf5pTurAighIsvRu07CwJamnCpubqv2e0Y7hxcQ_BtCWYRJGRLLBRlc29Eq4UZVFMYqgnii1U30tyQY27248DFg61p_tCBJ9FsqgHLDgB_6KdwLTbCn8HCYShQE.ZH_VvgwIrBuKAR4N9lAiR9RdSmbC_dCCuy6mT5o1FSTGVt5MwqrdojNZGrvwWc5mQCJFSg2wMhn7oVGAEENMhSw6D2ZvZXZRQBO5pjxnSapsHcumrhUNipalRJhHYYSfNq9IF32HNA8v0EBK8JpmpxgUEvWfAMIWZOKPTWIzuG15nK6Y1pL73vx8uaZ9dLYHh99waB",mdrd: "0TA1mYxmltDaWzCyzZVG6VvDnVXwQGQ2wZG67QBJbNI-1739133640-1.2.1.1-nT9skga7XTpAD7NjozoYlYfdL_CJWS1mOFvv2qmojrdxCtWVW6ugFy85GxziTEdKmPas0SjeZ0P25VHLLa1dvybiC1sMo06akhVKhwBtCy1omNZIkzD5WzRZ0Df9uWph78k9OC0aouMM402x93hD3RFyU_CiOyuE01x8qLb2_4pNqcStKJWGdiCq7dxcKFF.derWF_nw7jf_gaMyAjlSL.fIO8bAoCpm2PklYmbTV4EOHruJir0AAgWEbZHrQXOY4Y_go9OVsE3a0SJL.Pq1ZDBnbQplY5BTifHnu5vJopqLFaotjSmibyHIkSfsbsALxe3u6KjCrIAk6anOSqf.MaF2v1RXZmnJZm3iTqXTGBm3dlrMZc8EN9uODDe6soGx8xnXT7QsqIfcTrbTFaHGa3V3ie37BWUHYLDFhQltCvOsAG_br7UzRjuc.cny.Z.Gqzb7iXXfPaoxAX68k6RpQ5M2mR7vF9XCRPkCToUdHf3_ZBpz4bP88KnckGb8CAlDEzkgoFhFdWs560X8Vi5t6MESsardS1braxPcks_5bissAI5ioEr4XiBUiccMl8Bdg7o5BZo4fGeVLdS7bdRNledyEFIGYQb5JNwSDzjDWug_zCdsZDF7x0nwxGDsH7hyEwolqDj7bq1KAJGefE0JgYN.JNE3vhjEoay96b_wyio6a24uNf2eVIN6ATpW.HFaulpXY42cATnGx0UwZMALPV43YRbKg6soxtsWWSrVoCPlRviNtrgA87uEaq_GOKu5305lwJOxw6cjj5gL67jnG9DJ6tGJi6MQxPJS3EaI2eN8V22nDPL.RRgxFgFsLXNCiLbZ4zHGijWRmU0lNoKvBD4rH5PibLtodi7Bh13xr4FcmIPp6pbOeGicpbpV79U_Vs6Qljfv.HxZ8NezYh5BUoBMxqPLCou9jnWd0ALOjjrzQHbT.E6xWb2VEmqStrBYF48nhrRBMunlnQxJfIFskTbKrhOJE9VI03HRNTgIM0SCYX23YK7A0nPxmVYeCm0Pu9uhA2KhsmRN.6GS5oZOvtjFPMUHa_3yK7_i9rkNLYjf_c8LRhSErlmRpdmiOEf3XzxlTcQSEILOM7GAJQzJoaz6_Ib17iyKG9fkDDjWJSmudOL_QnIgAiIpdPxqsoqOrQYqoo4WQ.2fqXrXDvs4nsVHkwHqEa5DsdMmHnwreaUwgTV1RsSx2vJ5j.cPV2jxzsEteCW7iYb04Xqur.rlN1sOF1c9sjEoCMBu9JjGLxTeWiyddtTYIiLwhcemcXkljdKUWurcDRnSSIm.TIQcKqmfyoJchjw0YGbuQ_qPyiYfJdP0sICELtcs3MyaP0UVLWpWghnqNCognr7us6yj5SBt5F16K6qCvPQyurcJvYcuuNfRP2lRB4KrfOVLqXSGp2EmX98wnq9JSCNM5HGKpkQA9VO6.qjTt3vHFkH8.8.dchHs8JycER72erICeT8ZtbBxs3stn35a1yb.yOQlQLkDFT25F1nfbKJDOy8j5un6oizlsb6PQMO8LUYbzqIXlL2DyraHp5CDMnEOlRN0RXrpA1MAZjfySFWCKTu07mOoHiWZxdYjbRd6wOsjZwbY4XiyKTeQaoXJ5qXbR3eFroGV4GFNCzm24ycJnpC3L.7MQYRcxMxweVRPzIptuPAuEOciDEIqYAdpxD0jRBs9wfroFSx.5uft9nLzVeLki6YW3KkCb06PwGsrwpCpOuSPSANp1hMJZZNw209pUqF3mz2GAgZpGOR4FNBcCKDVzpxWvxq12KBqAkUZVyCKGuBmjDg8bkXDL3PnurKBBAcC1mU6Tm4obw58A8kxK7VYKNU"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f6ad03eff1d6f3';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\/8936041725?__cf_chl_rt_tk=ta1eVMDvH54lptnGMLENHfE7vYPMJ9aeQoStspFaREU-1739133640-1.0.1.1-wUAi_fS5LY4elMOm9rbTaYjDa.FJK8.6FWZnWXm6Bio" + 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