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-407084315646.mit-edu.top/post/2048536197

  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-407084315646.mit-edu.top",cType: 'managed',cRay: '9109dd3e8901e5b8',cH: 'IU82aNbx0YyL_2uXdUMinDoG0Y.Ys4ZMvwLhQK2n0LM-1739334845-1.2.1.1-PnMBD9T5W2F7I5H6g1HKDNc.v_ksSdscLyzy6Rb5Lu3Q0UKiV.uTsT19gZuGuIah',cUPMDTk: "\/post\/2048536197?__cf_chl_tk=A3T82jH3kYVWj8mhvcvQvsifzTE_TKrGAI9oAMINAOA-1739334845-1.0.1.1-ioylvGwZBMvEXIzgcAz8Ay7BBSheJpenuojdWPEepCg",cFPWv: 'g',cITimeS: '1739334845',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2048536197?__cf_chl_f_tk=A3T82jH3kYVWj8mhvcvQvsifzTE_TKrGAI9oAMINAOA-1739334845-1.0.1.1-ioylvGwZBMvEXIzgcAz8Ay7BBSheJpenuojdWPEepCg",md: "zWjvZmlPzKL82WCPvYeYiDhY9qBTvasY9fYXlkPpD3Y-1739334845-1.2.1.1-GAh.Esjc.ttaoAQ0rQTP7r59dJaLx7E9t6rgMyqIMztBj.mQs4vzenisDdPijuqVKdK32o0MuRXzjemREcQQzl5H3X5VYVwfbVPobSBC1S9hwJbd.GqLVsKs5vzfriX1dOkBXXzr.ng4KWLqSakTJGXLYWI1FfbV5cpiD6aSxrTm2O74r_UtMFcwKbyyVqT98.4uf6VcN4UM_UzHoKBdkr6lTVlO1iqq8ntkYr3nS5R4qITWLKBGfp2nZ1PARqborYX1XA3cayJry6._dOuUhNp1Xs49vhp9kt4g_TKUTUgTo0kI_RaruGJXkC5O6bSwLq5Ag5990xioOfhBFHpeuwM4qN4k8aHATXWR_Nang7Gn4L5tFpQ9XbwlRBSGiLysXy2y2TVyWydZVJzsLVY6QJ9QU1vActzGkoavhNq0AZ74tzrKddnRq.sLr4mf6tPn1rD7wGiVgsPwVJZ9Y_Yk8VKyom91yPxxzui6nfq_rVm09fsUYVoTDtDcjjAju1eysr8F1JdEAveB7cDeEoWcO9r9zaC1vxF8_PaEQSbo7JgynXwcxIZ5.ogPM_HFh1PyiSLRo_zRyeQL2GmcyUtKshzSvskcIHNSm5gKpyCHrW0eYqX8L76mdPnHekvAJ0z6FAyrbQzqoDWg3JfL.yYnIDJKRn5.O5CO5d2Uk_WbOHwkKn2ZYnZgtpGXtDcfnumAWBDZ5Neg_3H_YvsUqvZnWURX1cq41bU3tr_KALfVWNbliVcqJQilzVyALCtIhAxkbCTmlD4tRc2CmupcBwlujLsp_XkeVs5BNN18zOAs3SsLY7MFl9MDEMUE_Fhn2kzxY.ske12HUzma4VYz.ri3bWjLImExfzjb_AlyzjmxMMFOv.PFlS3ohBMhpbO79JbSPHnPDV_BPRMI7XkS_Mu7N1NYlcB2b7LrJrYNb.sLGOOiKO0aHicF8jTpJ5.TGD8EGq.qIC3DqMDEqgCXLusEGXyB46b81M6yD1rjckbg3aiQXJR08jfOThPvTHhuIAOm51B87wZeAvX9a83zTFQ0SwbmoD2n.hxgURcy0wyKGiJAjormjOH7UxByBsTi0P1Y6ZHlp_iEeXe04yfQvXaColnz_uwZ07oqYR0CSDwmU0WGdDbytPYoXqJm5ekbM3bZbKr6caV8iJki6C9j7I.5hy7ZMs02pViSDZ8r2jAkOvoSNd159wFSjOfrpLQAJuCXDCGrsXqVRLjzlgmYLWmlpvNsZklb_TQsQFjEIgn0mrRtbekl5KSJZ9Qenk2I3jNDF36JqA9_4sofL2L0n1jqGqyFkm1hYCmZvSSib7R55vy9NnCsJAt1151.47yJ32uHMJNAGmhaCT9cA6sbUkeSPWaJDIoXCr_FBv0_AKem1blL8EO1MS8vvWj4ocvO7dPhUNxL3WD05DnkGIQsx7K0UJcXMlo283E.Vgklfl49Q0JSQjt3iUpOVzGpD9c3wh9e63HJLardjaZnjKyGeYEIPAFmnkFPM57job5Y4gIuS0dyIGwWUVxbijFs.HbQteMuaFQ6A89mX3pxo4uoOToz_AjJvlJx7sApto98pde3AJd9xzh2mDQ_E5g8Ck4MsqT85Vf3puK8QzRlnTGHufACsfCi6XeXVH5QMn5iOu676a.kfNj0gbJJ60HBoKnNGpGyG1TeragS8YTPd7pprJjCXRRBR09obYtXBFnuW1szKfN0ojTRtr0ZowjbQbK3tPUJI3Mx2eZD_f0gbDPsXRsZDFWr4ezA3XNuIi4a9rcMICb4kjfb4KHBZ7KOXu_E2GGGHxeTUtQF3UTFxQ5Z3JHt1O8g_mLBE.8qK1JCpBPFImCz2_gGrO.e1IfPTC.HbB.Q8C.tDWRHCKac8cc_XMouIyh3xv_3_OMSSUw6aQYZ03x6GsTDfIAYcMnCFmb16SW8HRcKJNLqIzp8JG3wnQrWFbG8.ldsO9TILLBP7alYkcbG1m0.pvrd3sB0tKgNz.ufYmApOUriN.l24O2CbkqNB3q2p9iPxI3siyF7zRXKdSdLKIXAgs.1mP3ZSHxANJ94HO5_NdbdFcrNQOZByGETZTlj25GMyiyibbEXrWm9pH8olMBWjkYqmoONQHauVMOLAAOj6y00JIv65Hu4Fgz53TwU1AaPlzol.sGPNuGAnXw0LXGlabfyGzvrv4VCW9sjo1YTfK_ewlRKaUvCoT4ZSM1Pt6_VwfrpMSSKgLJFIIFBZCCejzX16fcZYxJBrHVU",mdrd: "L7rewRNxX99gl1ToyB9ANAYknAuIQapDQ0M8hpRgVGE-1739334845-1.2.1.1-sHo0SBq0iZ0p02vPPw9Nq7NWmgtH2Bi73gfCuwYcnmvna8zCiPwIBZwwS12lJN7JJ4.l.TENE8vwIW0Ba.eZvDU6.6rBwKScXE0JGjwkM31Qw_06qHlB3Gojm5l_bXwRfMc_UW5EL7RWybGl2hRbCLBqCsvFjlAZXt88NOMPXsvBuaHkCwJ6m45ckPVuKSkX0r3uiPvc.d8V1F_HmwaCVnC4E4ynvv9rqG1GOZCIOD31MIYtVwQ3AFH4qXFGZU9Qwtrl_pkH4v3ynkYRcfct0xOJPtXnNhsHh0JXjJVbTneatCI_XnIYdc78cO9.tU123xwkUbK2hjX0w6Zm2vTv4QWl7N52255UJfYYHY81.Mi2jRfuvRErEG1vKt7ORXT8b23foYGZ48fkOp9A8Ww0zQ4SITX7jMozu52YrO4t.hqYzyNw844Rk.ZghK6psBeFdt7BCVG8B2mBbmkOFpvWDJ5QHzEbTKgBtIGCkhbpTMwRTSjkXcBU7zC7g8I77iOWipgEYhKV8.cEBJneSXwUinyumP3i2LTojQddbZUQjg8vdKYs2Y.CJODzuMQQFBh0Vaj2bs9i2GSUWtSCs7fEqFfWzgjIIazeqyBQpj7wCHCN_ojbk4I0nb.vfRccJTJVdb7tN2h2hit.HAGbuegzSTKCMG83yVWWSKbdv0FJjL2GDcrCtedoa0I.jPDZQAYj38bNOQzLtDvIZ3fyC7jeeKMgJNw6_lHcm8I34gcKFAtrbzGOMm618hbRma2qIYHjQwb9W.KcF9K6GhWlJd84SICSN2xIJraQo1lYwsE2DJhXm48Ty5mo8LQ0pOQf2moPOxj2pSwW43D4m_BlLwcJlZ0Sw__cojtEG1WfwaYt_4o6NPUCKt1AKnMeo_Dgl.uj1wv9eNYWyMoMsILd4SyISkMtmfzdu6a5cctoWDgshu6V1VK2YCewMdksMp5_3bhkq8d1_xwGINSYwgN2W6gKR0PsiJeYLIP7RRgSxWI9S8HjiVBLA6ORL58jPqeAi5Dh6bNRg9_Wev.oi4vHg_6.h0PcE3YYwQm4ycjlgk2RxyIEDY4RMsjNcVoBpxCtlfrEC.VSk3Tm14Bs4xCOYXCnioZR8O8eysN1cF0R0WJxmfUaUq0NHnwqPAHcb3DHSHX2rYEo64yceSIAeptcqgcawWawpvYm5zFoJv7kfcGFzbSSyfsAGBKNh99G5LgLNibu_HgA9h8xZc4pzisQ7Zi.fwvf.OhFWsnYgUVlgskUI8Q4iRS7KLZ9X7UiVk.jWKFouazEHoxpxiuKJaxiCFxLv5RMAd_v44smZl1oa4ol5a3899PTalRUO.APT.sUefLGc80Ivhtn7Pz2WD1hRrlamI1QlsoUW7kJQz3TSBQUKHlqx2Iz_0K00UbxTZkQI2_POQ9JxQQfi5ws.ubiN2vDH2meO2je8hMGB4ojTzA0yDAbKjTqCxdHNYVAo2Yg3CsmspLAfDfqxc2efAW37KxsB4MACRZW1tWETpX1zMxAmifhJpNEyPcTBQcLkdRLjYIx_E0gb_ThKXD2x.4YfYBwzB1fTrWuNeb9o_Eic9XuxUPiNuK5GLnhztg1PMjhzoBn239KzqzDusbhI..lNgH6QbG3lX1lqlZvvbqjcuTXDdt1SKOkNjW8c48RbNfKHUe_dUl.3Hg6buSP6WMnC_E93Z_mZ8XMcsfZi7geklF9Vc3.1dYpsuBbGpcOnaXM6vovXc1EpoJKlp82paBBK2at1RTE0SFHZtsmUJqSrvvFu_hNGmAe8vWvaLVi4MGmdFo6fgZkzvISKHknlaErG1bZXg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=9109dd3e8901e5b8';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\/2048536197?__cf_chl_rt_tk=A3T82jH3kYVWj8mhvcvQvsifzTE_TKrGAI9oAMINAOA-1739334845-1.0.1.1-ioylvGwZBMvEXIzgcAz8Ay7BBSheJpenuojdWPEepCg" + 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