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-002268322039.mit-edu.top/post/1495802736

  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-002268322039.mit-edu.top",cType: 'managed',cRay: '90f7b5703e00c946',cH: 'SN4WHtl3jSBa1Fz.vw8I2lQybvvWaggXRGQihD6cxBg-1739144471-1.2.1.1-jVI7LH7jNJitSogLUf3r9RqafP11yM4kebWKL39zOv4nAWt.QR.pdicRRBEzXnkK',cUPMDTk: "\/post\/1495802736?__cf_chl_tk=gJwp44XRR787VI438TNDiT6yWE9pjurFsY7VIZDtUQI-1739144471-1.0.1.1-bafmbF_b.J.sCctXP45z8TsWG4AnxX.6G6zC21LLeeg",cFPWv: 'g',cITimeS: '1739144471',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1495802736?__cf_chl_f_tk=gJwp44XRR787VI438TNDiT6yWE9pjurFsY7VIZDtUQI-1739144471-1.0.1.1-bafmbF_b.J.sCctXP45z8TsWG4AnxX.6G6zC21LLeeg",md: "t29U3Liq0PvjeAwu4SbuQFFFgA.fBAGhLuAJVNfu.9Y-1739144471-1.2.1.1-4M1JO4wFV277BbaP18xzVQBXMIoqP7HZhQpd1bB6P.qADzyRFnG6NRvX.ZBwfAPn4JjoYobIhEVwHPr0HlmaK4YSXuj7r4dUlmjgniESmbjdzc0ifzLboOil3K9eWotDEHQdwfjvCLH2vNQXI.aqs2Mtk2xk9VPEHc3m8pVPEXtqqSGva183hoPoZeXG8nELCnaad.DKSdM1Vtac7kdPtYV52MSu8omPGLcbwDvnqzDY7gRz8qHfhv17U_3oQg3Yeolp98b4X1uBVNKOQ9ylTvjMgGg5bION8eoxgMGNUFI1Us06MYtG91_kgf0VNg6sQGS.oRicDBKX21Zrx2j9owqtjo7CYWPtChv8IHz9q841aK7b.F3vaB417Njf2HcB3i03jj6zVfX5.U1GBwooAY1usxmi7CZfXCaG84kzgF0cSpjYAfj9wQf4fkMsQY1ViNJyTdXt72ZwN8T1XmmXnZ6aKEegvDSJRisCJGG4H.T9TZ2cxznEo2lsNExNOemVbbxWzfmXgsqc.g63uoYwk5V7sRKP6grcDYvvs0qFfanM7FDtMgq3V3Rcge6CqwaNmRgiiWlcEF7UFYSNQuxptDv0GxfV2tg8lis0.v6FtyYLDnb5aZDsy84Nyqa1Rn8P3FF.lo1fByYQnvLBISCrPACT0BDAZ1lL33pwEYP9mR.VovU45yklFtTFqz0PIRC3VyiT5mCYYdHo.qWDSKcEAiWwxqUOmUxSS4_6Y2dGxLfF3sPnUtzZ6v8n1QVJb6gR32eyZK3wQNiAQW4qAFQ9Xlc0qoiJ01iL98bbdMg.tHAxjwOVaNZvnJi8YV8TDyC.z4VZufL5qYgiOcgnxGdht4dASUbrZYd_JRXilxHULWVHenEKGI0Ox8Etv2d0kenZ_Tzobl0gLaFx_vj4Deq4j3TvFYfmSx4MfWWoVIrS6aD2dTEXL1YLE1Dd6wo3QKXFhJ3tpe_vx4fC895kOWT.ohCPgWWV2E_oh4Tqc9VtRBjUpoBxz8QaazKH1eG4psJIGmxJ9l5Nt5ND52JgJsICshwEWl.zUtV2wT15Lr1Pi6XlgkitKv2HG.2bi0NSwfgPNoThPh3DCZa8NBNJ89LVuG0F7KEWLfs2DGBegSPsCsxg9qIt8A_yHQ2XQCP1GyeqNQ.obHs0AjIcyGzOrGe0LJgClHh9Cqi9X3v2uOxum4kDonaitcu22Uu2luTP3eh8LefMJvPc0odb8MrOpODEi0ss0ru4_eLXIAiWVUJWRbuUrjD0SVIxCyBw_g4JNSuDZWw8OGSGos30sf8qA7iIlP.6ybHsRwUrKRv_x98oeGiBwwRmcGhBjvLPl1j3hWmcdKjLwmFEHVCRjLUATSCgN709tjAmyS.YFspiJmaSncDxOznPCfuu7KsSIzIM.LuY72xVuKoYWzMUZGosGnMndac7Xv.LkeDdtKMnjb5zj8yXkdUxQL9NoEUIi44p5VgnNWpTi1A5fEO9DdS7bHXrCjJ8lKVDbpBjzV1dJhwQbUyCVQKG1kkXqT1e3ZVdq8cQknQ5MnKTcTcNxVyOccP1_gKcGSOonHjNvM66ZEeSQgjwo.NqlmmtL0Gz_IibwB5g_do2QSmnuG2nKCmFi6RhSJpAetDkoVj0Q6NGotBr_Mh5mTHPI.y0_gavU13h83NFrumrsKCxAY8TCWy4DVYlPZwjcTgL5AiAb0PH3pXEbdEEOvkQ8L81mDKnurvAzEY0F0dUDszR4o9mmZQNOQ3jvi5KpB_tmk.p4luKf850evbtXn.qgHTn4Ftl0izOUce.xiDrHAOL6p8sp4ccq_bPGKPcNzuHOCmp3LYsRbvDdh0PEoPJ5xI_uYOxvWG2NxJ01FRKoTfJ813uXHBEI29i4axAqjNsAZYG2S.Zn5oLagNhPUEe3vVaKmL1iZMrYjwCQeEEy95XEFUI6ml7Ui2JiQyPJ7Y8UXPurMvILj3NAooTDZehwP6X7aG2fMSBPGDOfsfeh4sgg8TnN.N8gtTFzcv9YuYmdaQIqIqAURlRs7S4d_Ah.80gwSlRQ6MheFsGicIgsFXDzfKpf.KqfBIpXPN7se8oJrAfXw9_Jop92FdlXu.QLUXj_JG8sgdKDumLXbC6FLTt_3TRjyGfYnYDIlnp6PSiyRMH8aal8KwGAwj9IlYsD209s0h3Ka6H.r8t6LXtzTXOStXQj9Urh56sg7Ed.9OOcOwu2SvFDNguWddmDTRNNFia.oMdtu8Ytz3m",mdrd: "PcWlmPiZoe2E.zhz30cWzNNU8lzCYNPRN49vX.PVs9A-1739144471-1.2.1.1-xKE.nks2ZY49yQxLOiZktycbj4pXzJMMs41xPxO9X7i5XG95nN5XKAuWyWiBtTIbS7zaMuYdVefMOzIkY9TzS7BzjK0fQd1VGjCT_jRO19oASJmPwHj0abOW8ufDM.ws9JSU7RjRj6xcaZGRGCpOBSWCcr58qtx.nd0eVHzAo7zBQus2IytEYmFV6PuOjPMYx2JWOiE7ThkuHGw8IrowcJjIUTzQW72sP83A_EYbG7fit.I.dkfkSobkaegz36VxseD12m9T8zb5HFjGXPpSd7AgF1tMtLMSNolHpkjRBxhu7vzFUukHt3WpkNUwF5c2jkSbhJtEsAvs8oa13L_kiWGxsilQWDhtVsnO_lySDaOnUxSdFQygL0FvGSyc7o8K1IhX_pxPb6X46W1fdHwD4xdcaK3n9LHlxtWD1K0OazF43pdXKo6YrjFFxuPfdeJPN_1wcXrR2.CeCWK37pewtCVf2JIKvQgVR.BgM8eQRpvalzcioy56uc6wqIrySy_.crjuA5AShLFz3td4aovFlEXEdF5X.qZN7tL5MOnV0E4tWULmIrRYwxuiG6_imdrMqDb34UMRnJMXNCflUwTn9rnauLylonDmnKeraeRzuF.7kvhNyJs6dIB.6g6uX8UvcsIDIhlg2hDFJOyhHJD1J5iI7FzvpO.89jsEiOVqtIW6cRUGiyGEP_XxPyQFX6peyf1Fv5EGjlNLJCtgkv1hMD5jUWGvyTgrYffaFEQLJ.R4VKDJ3D0AoWWJ4jGT8WdfTAYyUfpfTdQt3VRzlWYHPQVLv8w8DWN3miIJEvieYtRf6OZOK5LyxDvPevY6OkqumXj6mh9RkrywVeKLxrCnMzwEwsGr1arDHxntMIbB0BXORzvdYr.pXo4DS3bczr_dHrh5DqrYusEIs1BVDmyTJ0D31TJ.6nYq0ATNar6Nknm_2AiSR9XNlCNT6Tn_FteK6yPo7uAsDten9DAxl_A8iy0deIKpfaav0pV3ou4zBDT78mG_x4TYpMRTfcOZyikcnETjynivIsU9XpBdDd7FgzJA5kbVsmZD.qYy9gQsD4v_qumLIBz8pCXcnLsy7mp0lK2aIkcc6v7mLcDO0mVNF1WARTD5lakUd2qF6VybrBSlmEbxnwwRXtTesCXbRI5EYXHBmsq7HYpcCy.QevzmrxVHuxPZCCgMm38ijVRnipb38cpoBUNC3tscs5ddILMaATjszjFpf_37KYLwwBMpnqmd21Qv2gKwlrsdyZ0Pk_qBIqeN8BWGSqCjozU.XMJkDMksEPSz7MDPfX7N4B5EDIMWZ._EA0v53ifrjTznUHaor.gUZwGwqPvstolyFuEcrD0obO_qLikk9fCyFMTm48P_ugh8AndZLeefZ.QjPdU1Fixd0NyTk5Tt5z4r.lyOD9KYyFS93kbfGFaZiCSZZif9hZZbu19ge.GLvakUMZqdsJweT6uiYErbgNuENvD_n1pdnDnjY5aTsYUBomAA_xv5yNb.pKw8xroBmCii3E3XYK_ZL7OjL0OprZz4SPcABiO1RdzH.CMSz55_chZjJrYGeS97QFWDUJenYNUFBJQNW.PQeNNR.IeeXk5P88lpv.5DD5TDkE230I8aQUYZ3t1lWtqtm1z8M.TrmKOSFDwRZJed95eudZac9fg2Hq7ODuWUv_pymZwbqGYV_tYFWR2CLUcFt._ltQMUJsbe80igKymTfAD5CEUQ51QG9hgbyweEvhR6bPv8hzQ4bJNsdrz1QSDNJ4yjeZQ5KgiuUlDhRcu0QkKTD3bP62xJ_QtxCPaug_RJCt4IvvuwJESY6bDcHHQ6vzn6ERghdiv20oA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7b5703e00c946';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\/1495802736?__cf_chl_rt_tk=gJwp44XRR787VI438TNDiT6yWE9pjurFsY7VIZDtUQI-1739144471-1.0.1.1-bafmbF_b.J.sCctXP45z8TsWG4AnxX.6G6zC21LLeeg" + 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