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-742692608664.mit-edu.top/post/2190873465

  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-742692608664.mit-edu.top",cType: 'managed',cRay: '90f37c7538d50633',cH: 'ZNjxtQcJYOniRYTVXwJGCeMJ9r.URydw1nxM8ZIBLQc-1739100194-1.2.1.1-yV5DOV4xbI_bJF8K9A32XB9JXtlLrfN3DflnYWlaqBe09uSzWBxZP2vlwxjliBlg',cUPMDTk: "\/post\/2190873465?__cf_chl_tk=nSb6TsXypuHvm7ryK2bdWrLgF9Qx9YHjpM7DuOXdmGk-1739100194-1.0.1.1-Ou4gIbaw89.svvOBPXv3D.Bwvb_uQsnio9w02Ne1v3M",cFPWv: 'g',cITimeS: '1739100194',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2190873465?__cf_chl_f_tk=nSb6TsXypuHvm7ryK2bdWrLgF9Qx9YHjpM7DuOXdmGk-1739100194-1.0.1.1-Ou4gIbaw89.svvOBPXv3D.Bwvb_uQsnio9w02Ne1v3M",md: "MZ8NcxCROgn5T6UiiB.kgtgT305Np7B0KtAjcwZpSyE-1739100194-1.2.1.1-nnfcBg3m5o41hJKsDSi5CG2CPmt2qw21iNCbaw22ZJYfYh49EZrNcU0H9B0HSClcsj7Fm_ghwbh6QzRclw24BHiG4DCAC68xsm0woSvO0IMmRYeW2mavIUASv0bBVKooGJEmgnay4nsHEOe5xZq2sEuHs7NQ7OXLhJuQVEbZLQslITSF85l6IC4OFWjWemGicZHrJVJ5AC58vodFQpvEMWPT5tq.QxjVARivv6xqIQIFvn4PMCPXqHMisHTlTWL8OsGm4mBWVWScuyEK_wUnEIBQIXloXJIuK81nKWiiIIaNM5u8tTpJp7aJJqkkLiLmi0d13NOcFTrw1gln1Yc2gLQf8LgPKRtJY5TkkwmivgXyzqIZYNBSTrFkGO232JtM1_hDkULCYuyTbQ4kPrBv8tjkxTzr5b6QsPi9xmOUMq9SVLziBrsmRSFYq9l3WGxEcdgfYdP5JIcqqEoZmwUbNS6S0NCbnEdrtsPyOdTCBiweBsQwMreBhaqEPoHuj_r2REw4x2DLk0KfJxzSLNJ1I.ONkU10eec71pummjaAf5ZRWXz.HCL5hKKLyOIaIG4zBgrgocauz3y27SjDyZEdegBBvlh4icZGFJIm86Pz73pbxdFR3RdU6LRgkPj70SbF5ASo5CfRQ.64Dwz3A9xrJYrXezSs902XrqConmPlqFapctJ4nNj38NOnoae81b6KvHIroK1yaIswukcutxfOoxhh4ieiBlZsQuvioHk6nTJELnF8IG9HfGZBUSSMv6G9FZAKoCmM49wmEgj6YBq5UH2yRBDKcUDkWS3BPB1WZRSHVfPVK8j8IzSv884W_qG8wodRjHjUcl9YTt_CdK9t7Gd0cRCMlQ1nRJb6X0hzrfMHO9fiaBsKlFNif992kijBsrb4i8upFrHH26ZSf5GgXrE.Jp4txZWR_IeM6kvDNLWnp44o2WQCeYor_NgP8St6eSfE9mVFjKxOtFI9z8LNz2pCkRLy5hzZC1PcmP43JgoeRTAiVL7H9QwAeHw6K5nV2XwdUy6xprhNGETGJcHDHGn_jRHPDUbCUg8G6KAUtysqfAtV0PQmMn_0eCPNFdvsJaOiEjvyg.qHWAsR5S44YfA0vrfZpA1PnB2_uzc7xnuzgVaMt5cGas0Du7i1V6WLkzJRl0oOSJRq8D3l60vnJtm2p9Zih2FYBvduuDYqbGgzycumFpdw4t_uTF_VpzFI_QWCLK9XJMrtAbHiuoCBHAJVSEuDnAzOmwg_bSAoMwMdTtl_.yRwUNCIFVLKISYq8DXQawZ513Kw4.93w_J2SbtqM4mdKIyxNgKtBDFob15F.4ICsPahXeMewPUnqfHK3OS7YLIAANuWgv5xq4XjQeYIMIiZnVOz9NT.MgZotf61Z2RUMaz9B7c5anvftk1wLHYtzoj4U9jbKLATl5V.NUIzqcLonW5fbq4p2fFE4plWDnNcniTCmp5qNXfjit.by5DEvMiWYH2GzMyYylJ5h9WodzCXTdoaLzwsPmKp0HSR7yAV6H4JeNXFcn7LbezxiWxn304yG3Z0FqLsYDQhDwfUsPxT5.6W285cTjsl_Z_enly2Y3HJDqyEVaR771dH2LO1PfcXd7Xf8hZxvUKLIS6L6PXqqnm6NYSjX8U4Kijjr2ZWQKQ5nL6IRR3JC552za0xGlZCLJ7Hv3kzEB7WGqK0yXKv86wkf7nY.F4.xyOadHjE0iafnds4n.7kcC3lwR0yBwg2XGKeKTTAvz2QLbNOEl.HdKyIF0jDyZm0v3wwhE.l8YD7wDVxCpYbUAzmMMKNifYaZ24u6M2wyOcqKj9ZEh4bK9_ufSwqdpmuUAJZO2fGtjt84M6LHSzQL8YsRWhiVGub2VTGHtUo1Zk.sppJYUKJN7HM.geA9YZJ_Y9kCwBmJq7XzAFyqgB_IPMIaHPIXo1iwRofJ_a0KGY7L_pBaKCQPYpMF0Xu1_61czv34b.OQawNuCbBHiFJXVOpuvwd.SRhTjXo0xVZAhhGSTfHpivYTneEgD6Vlwb8vtHUTAvfSnSJQ0OY5rgdM.DlS3jxB4V_NyHTCfxDyMHdYZZvdU9iC3Rf5817wcWRroNQmFv7jR7.PCBvO7PwfWyf4KcL86BzNEbLAdpuT58tNm6T1znkeZWlHendfAEH3yiKu3TbsfPvQ_lUHq3MmbT7WEzc4VFj5Z.AUQGFYp1cXLwWPjs2xp6pBgNJpieHDld9lYAZCkHHQTLK3TgQAhay",mdrd: "SW9qpJ8NV3dsRjMTB.bqOUwgH1EN87StC5WRMOFD9wE-1739100194-1.2.1.1-B8naSv.t8Nt01630xoRo3d3a9esN_NKeGJxAaQCa4FO1vPcCry32j7TOXtJ.dt_GLQ.VdfA2SOUsSmqq2axp.eWaImW0tzoEyFGhdQ_iLH2Ll7OPpXiOC74yueCMkKO5IW4J0vfttnVMLxnONkiSrsiumdobDnhut8rPejSln8uediyDFCg35Rr4TrOmu7wNuPIs9bHxQSOxA8aC1n5brzBvLf63eCYLpp9F7KP3TjXWwEQg67Yxo6RAWuVmRp3XpRsXBpVBlEDt1BHNKO3fWMA1P_hxVVn69ETKLYSvHigvH690afwVXuRyfa13BrPVYOK7ZNDtMKzAVhl5IBENBc6i4LGh__eAypX7vftay6U1DfFHkxun2jV0VEMzzVVvgbRFnxOAYsa9tPVwZTBr6C5qB_Xog.b.HHNP6BTDWD6.uADMGfXhd18YrTDkLlb55BEtqZja2pY3cMZJh0cf6pr1xPn2V.DnlrSxWhfQLTNpXSD7JvOEXvspMnko3xHCuP9tU9BNhurIEoWsNO6xP.dz4mxMlwiSSFZsA53pa_XKGG1ZWFqWWzRxm5254JMAGud1AMpY2cVm2W0zwZk.fIBaM9jBoSAIATBCWRe3vCG_8qA01UMsvpuXom3UfpUVtL2JiNUELeCXmkzT2JPxlOHiGn.KM2riJKHrRqc3IVo56k49iFJT06wy5_z_TxXH1vcXzhVdRW.67aJDzjFrSeyouhALQ35OO4CfrJ7iiTKi4WizV8pYyf6SKZvSzRiltrn1MpBzTpRkJWxrvHRgVA6k513h5H78ZG7zEk7ENYcY3tb5D_sL2Uf.bsPmsw85xpxDirF.XjJ9fUlOekrVnWMunOylNfKR_nOS3fEvFmec108W4UAuOVa7MvOClN0NKbLfbx1uVZkP_Ji3_vO.FkzF91IUwgES6KT2S6_eBwR2yv2UhcHhu6aXNVz5ij2Q6Kc8Uzw4MhgQMWaINdkIAD7GoldyxRYEHH.Z54bzsGiCpEGRxuCBEzBh5LVdQJ6Q5qq5lgodc1kTP58mL2Cd5nWWxkHjXRuGkM6yJd0RooOjNIt6AYxwxrfix8uXTJ395d9JDN__8OAnPDrRSi7aODRVk.ZNiqHC5tlY0OiQeyNtj5yu1DVvbzFMDdAh6QW97vF48zwAV6m.352WAH6hWd6nSOXIarBtcid_HAXw72w7TPkCXymkdgxgBF9BDBA_cNMn.8pqo1qhEK.5woa_ymutmeLm5Q8sD4xV9DNwPQRmxoBSzK.GlruPBSHO9hi3bj1Du3AmIjVELTHQcCmSFnHdFMhO_UapEkm5.3YXuDb.5y7VWART86.Wz9hgso5_044oEN2UwaDRV7qv6G35MXexJ_WvqmW0BW9zMmjDOiB8eW__AS_Yb9Br14Wz07Nxzc2ybbxDV898bGyWBhqIZFq_jpHr1qZAuEUnbmb3zT57Mz0vvNM.eZEn8eqLxHqAcj0LAQU_G9s1rzKsnH_l_XNAuSM5dU.XjGhWOagDSWHqJSC5pKxJXKA4_PWjQ6b886YlmAegPbjxZPXD55Pvi1nNz5omsyg0n6i5iEKZ29RPeWJj2bU7kK3RAbZBZkP3xQ1Zi2rJvdWAQbLtMmTGMmZcqRcTyPYYjXDi1EJrAztH6L003Mw_WPeqv5.Lq15enN_dUkJc6AlF8qSvN3nrOCGlbP.VIUcdW_38nCkANOrKeKB9WmHC8z4eu_JPaFI81Nq.wKMdwVysx6zk5YxnjAUNArlu8WmIhB.C7upGzmixQaQjstQhP.Syf70oGsEDXlthQJ9Kx1BqO2xHilZWFeCq6EvTjiEQFxKYVah4_JY"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f37c7538d50633';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\/2190873465?__cf_chl_rt_tk=nSb6TsXypuHvm7ryK2bdWrLgF9Qx9YHjpM7DuOXdmGk-1739100194-1.0.1.1-Ou4gIbaw89.svvOBPXv3D.Bwvb_uQsnio9w02Ne1v3M" + 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