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-706413416825.mit-edu.top/post/8653972014

  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-706413416825.mit-edu.top",cType: 'managed',cRay: '90f806111c15c595',cH: 'h9Ramegl1Vl23QDU5zvY6u.W14dhD1Ye0Kj8ClS1eVQ-1739147773-1.2.1.1-O0Dgdx9D0eXRt46CA0mOh07GLs7524S2w4uA7xsoLuE3Q5yh4SLuMm6PmPSiG_T1',cUPMDTk: "\/post\/8653972014?__cf_chl_tk=Y07CuOIveKYbTfTlzQbzUP0ZGFC8c7sFWHh_nUv7Uhc-1739147773-1.0.1.1-Y61YhG25HDGG4rZpq6UBJOCakbTEL7QU.uJXfp8.dOs",cFPWv: 'g',cITimeS: '1739147773',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8653972014?__cf_chl_f_tk=Y07CuOIveKYbTfTlzQbzUP0ZGFC8c7sFWHh_nUv7Uhc-1739147773-1.0.1.1-Y61YhG25HDGG4rZpq6UBJOCakbTEL7QU.uJXfp8.dOs",md: "HHYnN3I14mqsB6V5E2bf0bDn7IWJierb_OqbYvShNmU-1739147773-1.2.1.1-EgR2CLRBjlREQPXZN03TtRTwSm7JO65xku_uOCdQpv_lgKD_PN3aTfZCV6F6X16RHhMPGtdAqf8oV4Dg7vOBYpc3mlOHtJJkMKvTpuKb3CRJiYuX8ALbXcHn89O5bMkemXB3VEIrGI2hDkvGBEyPHNsQv.b_Gs5euJ4.gUb1NT4TPlYwG8DADA5JB8D6mz5F8By01Q24pUE_savVhvI3m_uxXcE.fPcdSFhnK3PJiYhBt8GS1fFz5aOEwz2rZVEmBM9Yz.ITWRWQOVOhfCBw_6K5wS77zfhgf.92PTi9lrEh7.VVuupAXrd3Eozfe6D71Y0pKZDv7anZm6I3a5OXsVwi_AKC0qt9tSUmn4Ohi2txzhAeAisvE4dJ1kouppx_jk7aUIxXz2Eol1eF3oV9fHiBrdL3VUnjHvmw7jnDX0hOyY7sGxudAtKKiy1CEmCQJEcK_THDOD4sVyW4n4SLU5hTKvEKrq4XxKbqQqiwQl8m1dDJQqEbYV7LjZFJUexNb9wd_bvZwi9.L27ZfFDZ0cPHJRgWmwMYtsZDWwNh3Za6TAKx3NbTEhNmEl4lTRGzwvHPWmEKxjD6ILm64WEJ.IW6nfBtww34mPWxZTrg.iPxFTGxeGyi1fqFvwOnGZn2c2Bw_3kRjleHO8zd2xIWmzX_GFy1y7Ow8zFukgleQVQbHdaDSBbO6deJJx45VehGoNzV.ogcn.C7HzvFHPX477d8AU4.GhXtJUsU5c4gHlPdvYDZ.LUqUfZs6jJkvq5QpoGLllxaSSh87v_oCOidbTHyjSjdPWpyRopxpv086YUvr.fOLmhdfbNm1.eSTMFMbIwy9wfdSoyY3LvP3aKDLxjhxny.btaVFbQB.vdyYq1NM4zVukv14S8Y4wS6LPRf06NO0hN6L.Ko9cVnenp1E9bzwXjRjV36ei1PNQpuIk_QQmKlP5rda4yj983yDgBBa3bgou2zAf8v1EMokTZyhyKBrfJ9KFGhcfRGvFESu3DFfsx3J5Fvk.5tRMF_Mz3GTy3xxXvLYGMawxVszCBbU5dI0xBa7DffrLwoD5PVnBi_7TyUo137ocHb60OYrxuazSQda2SZVR6QZDXmdCYnYZV5G_Z50DegGKOTcs.WeaivTiENOpcOxwL0KFW6lxJcgLgaQ63icz0xlrYtwv0N.8dheS32R7MQ5aiL4Ia0ojySezYUQm8tTyTK_vS1i02RznIK8ZN2zOdvlaqh.9d588od8HJ2.6YwM_MHOJo3Xx8yXw6Sq8yLg9umqbYJmJajksLF681vw7NYDIYwuGFI9YPrrTCdg4EsmR5pYclmN1lc2JjUVdBBApE5T38189pEkYDW8PRenycUOeBNXjBhww6j7TNgI7KYdLUUqZ2tX0BxXA25bSTJgiD7UBvSvbZCCNBgjm7M2EHNvMX4zlCx4gmc0hbloT8mUq0tstYmKVM8aXU642hJlHluLkMo3wvCfpAGIn_ziMqeZU.n7I96LtIWfU2kP7AKfQ2Jn9TDWK4ll5yAudYVT5.XW21eaB2wUDTgq7x09CZq0IJrYBJQmxmGseRlQtNn4.NT3HZ7e8K1.Ue3wf.zUmu2t0_jtS0z0GWCiOb4VES.CbBL60i6GzPIHYcorRqpIoGbSW9h_4CissS55.2ZIiZO8CxyS4cZYL55O3HlqJ0mKQK0XxFgWfoEmaDZIaqmrUD47X1u2LwbcC6hz3J9QgWOphE2KEYej6o_QQmL227YBW0o4vjbPngHXyODamwDC.H525VYyP1tQX_21YBFv7qKQe.PkPaNmeLOLksTZ2tMyxXSORCsfLUoXyxK6jdFtC7iNBRl8LL4.oEWbiCoW_T1lk_cVLckpxypCTzTbnHRMUE1vCwf_OStVXEIdN4uS.PclKQ3YahAh0JGWkhL5aa3B9EFojOYDQNgTZzK4CLtsDNj5p8NR96dg.6mRUhGfFsKyTihz2LX_N4Y_9Fl5gf3xZdoKfkXO1ywTds7qCeOhP3MDTrgZJk93ZpoJqIR0EmPgvPHpnCs7KxrN7aLJx6a25xTw.VTPLwKQMIewtP4c_jj_DPVnt2eBZhjl4YyUALBACWkH9PObBUJ_LwGxSpI98uLuSGK_QhIM4byEiqo2zohhfJcWBq82.JTWRuj7xs1_.AF8O.YQ1w2C5vUuhxkBep.FBqI5sq4i9FydYTpNkP5pRo172TGrOaFjT7cwSwvkl6AGdXjmS9_qtS8c_kAIqnbRaU5",mdrd: "xaDITmNDmN6G5BYL16yv1EU2qBx9W8gcpHpwPlEazyw-1739147773-1.2.1.1-o8TRXSQ7uv0XZPq3HEOaxw1K26xvC_z2dFolnZBnXTKYpyr2_ZZfX_RpFyXdFg.dEvYEHEObOvkaa.oAy8pH0eeDEcb6CqN3f_dhEIuaZg7TDPCzphUwbl.ig668sLceeb0SVN1GEgxtOwhsPWJOuSN_yaIy7fd50PS.7Z.OqzNsIjbc7ZV8uNLvT5siE7sVwDmYwHhRsTMKAHS_ZeOYxuxRYlEtUAhUNYotHrFliD_grERNydcBTkz7NMxOl_GO4pxhqtT1uWj3pcwBDvY_.xGM5jJOtSAGbiYM7H6qvrSYPmOc6tPcLdaKbK8OnB71RMxW7ZilW3qyUE5ai0uesQu_of5TyHTEl.bPxaTGE1EC9zCr51uR5vwBePZ7h1Buzglfq0Vkz8YI7u5xG5juqANqjq3B_.0FsrXU21W2EPWuxI_ADZlfapOZsr31YnvIdeFYEUUusOYdeaojZG14K25j8aYCBl1PLU.mglrg1FmhasYNWswXbFMN.z95HNJmspi1lNUm0RYV20QCPGuEhIajDsRNmeQRmGfbEYllcnxpiWPd5SC6CbDRMzZq9ebg2qyaicD9y_m7FRpMTdQT9fKTKSjc1U54GWKdEyiYQkdyr.QoI9IKK2UZHGzZwnEbh5lAmP1UVkcDfIDNgqEwwlgvIW0KZiLw_tpX.UaBqR9_hHqFI4zYhv65kL7raiBzferKiLb.fkpkIhUCYbBIvNZUNSh6zey.TgjQKA3GqUro_1s9k9sHqLVZd3SSQYGLBTkGZ6mNo0dK2hbheD73r5TPRDlWi2PCnGudV_XxQx2qkl45_ESKv9LdJ9vDoPC.sf44fGv7lRGVhhl29SIQVq9dgfWf8dZD7ij9Zj8k9wjcOsB0zYZkdPWLqecDW9c3301jdm_4c7LcHwxtT5NJf6.LnQ_M.UkcjybPQlz.isK8KOV7RRpgzcywxK.7PIK0cpDz9zSCcJSXQI2ss088ByNbrjdtAT1.QFhp.HOVJ3mfA7EcPFjHd.dw.TRXxCR1TYVRlSKaH..RNTxlcrhBF_NQoPPeTcfJXPN7wE0n59trs6XJZHevJ414htkIYbj2Jk_FtuvEXH1CY0IslVa0xhfPWbiBoTq6GBAkEN2QlABkLX2W7vxOgfzmH88Bx75wDB3drLU0sdEsW3JYPqVfHmmf11JnOTNz82fvrbf9XUdA9HqwT2E0YqHM4CL.fy06XTNZWQbAhMLZK8Yo7Ufl.IBcs3AOBZvCc0P5V3GirKjy5AVDf8ugkk3sdKyQ_5Q6jwDsEmRX9zwW5ykxWsoj7gZOgwN4H.yDrHCBLkgLgw1ZKmlbaBOS3ZoPEwR9mbmHu3D9hwKk8Lat2fLWL0w0M.9eyDBHH5zf_Fk4TMg7OAcsl.WzSQzUPpyFxd2jipYu_cE3oxGI3lt3_nw_FWDJLx.nKPohhppAmj96zFUGskgwdIAYg9_V.lNGgsseT9_pnDFbPatJs26bWCJBWgzrlZHyUeMilxFdaScjRRfb8IYN9T1KCnzwxf5EA1nsrA_NFiI25PhFkm_II3tCtZp3XRbGfN.uCeVfV6IzfxlQwaP1C.8lr_TiLKu2SzXmHpFcqOByekM0vrjQRbuUI5cG838axy_bPbnCE2XdZ2oU2yUogiccds1_EOd9VXWb.72xp9B788MlJb2qmwsboDhjUDJHOJptV0LdvOY949BF.oOWVXMRR02ZfUK6yMRuNGHXx_KRrCUZp.pLC1mOh6iCvqlbFAHiJ_lAY6FtCloAJPozNtp.bvAh7bPzrzA1o857HqINipTU2gqLyxqQFDHFJ2UjOCiNQDi7qMN6Fmfaito"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f806111c15c595';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\/8653972014?__cf_chl_rt_tk=Y07CuOIveKYbTfTlzQbzUP0ZGFC8c7sFWHh_nUv7Uhc-1739147773-1.0.1.1-Y61YhG25HDGG4rZpq6UBJOCakbTEL7QU.uJXfp8.dOs" + 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