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-889285916182.mit-edu.top/post/8563471920

  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-889285916182.mit-edu.top",cType: 'managed',cRay: '90facb3659121ff2',cH: 'yR6EBX.U0QkY2c7qanLtY_XAOuZ_fzTiO5DLrKQsPQE-1739176820-1.2.1.1-.LXrD.wPRXkO0dDHxf8gXj97PGphMg8kIH22gIk300337KrJ1ThCJwaU5IH3ws5K',cUPMDTk: "\/post\/8563471920?__cf_chl_tk=3unD6fE8x2LoOCl.36be0ulOhb1ZFtKFIri8SaylNoQ-1739176820-1.0.1.1-ig.n8afA0Pg9pk61uFShDSHOU8Iu2gxGXBA7jnV0SsU",cFPWv: 'g',cITimeS: '1739176820',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8563471920?__cf_chl_f_tk=3unD6fE8x2LoOCl.36be0ulOhb1ZFtKFIri8SaylNoQ-1739176820-1.0.1.1-ig.n8afA0Pg9pk61uFShDSHOU8Iu2gxGXBA7jnV0SsU",md: "RYtdU2D2OhPRqA3JaLDVIN3ILxgIIkBdQ5rjYjDfa8g-1739176820-1.2.1.1-0lNLa5LFZI5YZR.B_k7uEEXAblHXfpu6TRQTH7Kssp70NlsSI3uB_fnMEK_Ikksexih7OfE6jL_0PLp5ezc1Iu_130V3N2DZ4a0V0fLvvoRmUV4A_JD57ws4tFMf2Y3VZrtgG626THOr11cV8F9fWxeRsyPCRGuXPc9IDljo_Jrfr3fAM.pf3IgE1Vg3Ny15Ngt_4oSizSJ0YtOFCoNrocyAt8TMkf9iNNDgZESUHmEX0fYIv.n18l97DhTydWW9BAccMCe4Sef00Sir.ViVswLjmZEI6U7jy4ZrPBi1ylPvz6H3FPu_SuAwFoDFZsQBLrplmSnFWRSJpXyzw6NHlMsWNnUU6MkHzsa7.EOuKwjYAyNz.heRxHgUFNgKl_5WIdlJtl0vw6BXP8FhyDfykbVMsejZ3DcYD16mfJzMARU.LVzceDtKq4_Y5XE0XWPPyJt4sJpXmm1ABgALM_l1KB1Edh39umWaNkHT1itnvXBfv3auR9YLyqBVLlcaiGWZecfJKvsugMgYEe__3G1_85.Y4D5zp2GvkU4a27ugYFjA71BEhoJw3JZ3OriEc3fbGCAGtW_zXvAznkx_ySH0kHqNeFwOqASLH18tEO5GH4giISUu3_hRGJqoebRW2c7vyF_DQ9BtfC0EwrBtToEpPeu1B8OakxXl_RboXSj8kj2G0XOcA1vyc7dHNFDvo.DXXQVNWj242PIeyxY5LAEcRjjC24Y8DGEkVr78jhY5mLSSMcfdwAL6dCo93q5__VA42I7QewwMWbM0hgyzw7W__g7wFTFTfDaKTmcVmNtihjP_SPso7u.fn0xCqOW5NQVVVhKsKFwijf3VPVq2ClhKviiy22ZaQ44U6iSEnCL4eM3Bs1p3jtYnn2dIYPORnQcr9QFZ9uvaotHVKm7BulFUY8cyexOt4AUEtMh4rHVCut2UfjxlMSV6eYX6YX1zECBOlk.X4gWkq1TyW3X.YZ1zdLoJsTiusUBxyEaOnGHoiJae_ayzMnR4Jz_AmRyXFsMy6UnoFNnkRrNp.Yy57ewxLLSayG4i0g0niRABIticThX1Z9PPrqIXlcKtOgA02Fot_kPf9sVlR71tW_a2vpasraopF6Hp4TPC0s0TyA0Sm5o_4Iz3kX4wXuBVwgHP39PQscfa.eV5p16bJ8VVea_gJ3O4h5BjG8HoeSCPcNw55t2VPuXwn2NM59Z.GjgHevrZ07XsDEZEyZixlg4_yCx7YWsFByLuM9hnC4UL1wABlpjCW3ta3S.OLPCnNlXhV_Jl0ekDIDWBSywe3vqUSh__yKt59xbWxmY56VKwioHlz60QhiW3ReSQFCUC8mIlXuDczoyToSqcQlccncHak5uj3lCwQvo3LK5zNRcshTPUpRYI0ztmVEP.gY4w5zLrtCzRbmm9nA5DXZ3EoJoSSpjQgg4DmHtk2A99TtzODoOIoyfOD3SY0BF1RchIXOl9EEBQKw5F9zyzIzc.Y9xoRlDbaNfAwN9hoxAoWnNepFRaw8HfDNu3WqwnMrMIozY.SGfVc6gfl05LuFAolX032srl2bCuSJyyg4CqhxozlutkixNo0sBYzIyeQZIeG8LAyBL_TZkpX2udLmzkjklzGnm7hyM9Iug8.lfvk0TqZbgJg7kB6y8iM1aSGY7AERWlNTZE_yek9knE4TycvvcsuOn2ExQPMoIvWGLiN7MSixeMBUH_MklupeammGZa2hz4oxIX1LVs.Lh40Mz312ItPPjPcRJAfNHVXhEQnnK9ZB6BZED4Bk00HLmG76wimt2x0.vnz4rqrE2J8okh2li9YWy9NoS.zB9SxOLLPmAVBlYvw8_NWVWMnAAIM5JDxBE0hJ41olyWMi4kzb.5S3ThYQ5cSDGmFwmeGkj3ZlCfuRfiiC96oS1dtoZkbO76PcRhQPLiq1R8fNZr3hPB4pC5kGuXpeAHXet3DJ2k3PitzO19ELBF4B6_bHVkZli5n5VAtsBwUQRTy7JeUBfPUkSYgpxEOWyXxkMAsVLizhihe9MjDeyg1oIEMXBXFszQS2hFhAyBf5kt_M5WqA1Q1TMS83CIURYq6IyrfDjwWwLEGqrC5ThKyo4pLgVjlLZPj.CJ_oPZdcwraSrozsQpFQWbETf5gFWsOFNqmm5nDPXzJWjR9.sC4468Z9u1vfRXlwLaAjG7b9UN9alxhpN6ZT7bOYXhCHIU9XAh1r4oy44Je8.Hh5z.eoZ1hbfyFCTRXVC5Q028",mdrd: "lzyLH4eBmj3QZbVunfJRhO5n40uw6q_wmNIrtl6cVJk-1739176820-1.2.1.1-QeTpdgVtz3oWI0M_gnOeNlSs759HEXhdvOmR1k.QjBeCw_fHyR3HDHqtWd6q6cWofXqz_mI4pSjioprxhAsEJayLcYTkfT2uEnX1RQndyGrQk_x0YcMPEi4XVkllq5OxeAFj4OTbkON_5Cm_BCVHnO76hifKDJ0m0eRkdAFulVDSRNtHTyDhFb9TkiF269Uzi.5hAyA4NFZHayl0pkjaLT_bq1s5YvIlzo2JeHwS2x.u3F5N4fpJJLaCwkkEI6Mie4XfPAW_C.mrMD1H2A4JIy_bpleuoo6iEa75F6zcv2xMI2znTfHHlVaWoGXNQHrA7i29geDZRJj5_YoSLzI6ATAvKIeEn9gUDVOCuXa2gnH5g82RyYFk59RfPKCZUASBl8Vro52.b2qWQ7oXJkkCDK6uSgymQe5qoNAMWV9OuG6CtpM47_Bxz8KM0RQRZmUS7Tb_YeQ1SmOs1NruHbcmiG._h.M2H8M8PAg3v_uiK4Y1_4q8rQRHrO09OwAmWVlI9hQ0zkZovWmk87FKaeiT7J4AYMdhXF6JmumXhLIsX3m5XgzN.nEFqrPCK6AGZrtFwx_A9sgGvuA73m72mRdqh6R9bgSsDtwLrGzJb9SCnKkXJ1UsB5ZyCsunTlP5fqNmOnmMRAO8lSrqbh85Xi0_k9SvhZDxCKc08F6XakoD8xF2HR7lZiNsypYTiLSf2ysJoNxFZySfWjrIBTz9Fi69tp1ufmN1zQNocsg.VOQ_KVi4M8_LrJ_4Xmwg4ws6J3mTdKhmU8n.lLe0dm5yIktRABXm_Yh3B8FW0ZCQj_jIRbiC7foOlEKaPOwc_aVCDhRCaGDNQggcAPR2g.Cb6Q21ezYJtvAspXf9YVGv6TCoF.NfumK9ZjSkVBpw5HlkFZnsYKCcyyRZH6iPKde4.0QT3g1oE2PW5zXj_GjUbS.70wE6fTomMiLWHSRATNBqN7d3fmGxV3pICixiOUrOf6i3__QXrC6HBAPffwqe2u_mWEtbUZsKkRnaGnqjN3XI1kLYX19HsgL13761e77ktaxhtyyvg8UOO48xXXzZWp2TZt49rB.q7WhTWQUkUQSI3htKR8bpm0u9.wbKPIckp3hgm6WrhXkqx88COVh3ke4Kw6_s0Uib.0x5stnJZwlhHHZEh3oLb_nx0ZJnEJLDpYFNb5_hMYjv__WRYehDYLAkyU3PtXlLuJGJ1gn3fD5bdvMXjA7AK0l7L8mDjnxds6gQVIPcS4P20k10YTJCDgxRjXeu1FnoiZoGJj5vA6yeOvovBDxpF9_Q1WJ8mFcvJz6u5uUYIqVMGfjNYTDzhisKbPEGj9wz_4tSnVa762IzSkmR_AY.m5cgJQ3VHc.FYjAWhPopyiY6KW3hUITdegdCMRp7OXEj.DpZiM5_wcQqKmK6GGCY_43tMBk3ZSoyZiomdITbQDYy7sREmzK.JBrx04krLHAoyVlQ8EZRkYn5ENp_4TP1Sgmu4Kdqs5XA.Vi5fDV4s0CZ8BhT3yb8_OzeOKK48ox6v6ioUwmXhEgWBoXuEXDreEZP7xRSpDTDJ.xY5WGex1DJYsvXdNYvOPne5dCxRGUe6mYJXehnerlavOgDUCQjy7fhIBHxpGli.Jb.aAo.hUjpYDyBG02OvTbp0LRIw1DJFHvhD1MBlV9wnuCOPJiTwwgcTpugu8xdt0D4T40NVEqpAiRBkEbG_f2ubIyzl4ioDDxoCmm9hxfFcepva.SDAf4xqsJzQjsuIQr8L8T0oXgiyp7p6os3x80ueeAqtydATCKN4tR.Qq_Sh6G5oieu89U3nVYrINvvmy76r.DPdqjpxFeoEkR7Ti1Ub3A"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90facb3659121ff2';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\/8563471920?__cf_chl_rt_tk=3unD6fE8x2LoOCl.36be0ulOhb1ZFtKFIri8SaylNoQ-1739176820-1.0.1.1-ig.n8afA0Pg9pk61uFShDSHOU8Iu2gxGXBA7jnV0SsU" + 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