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-018597704350.mit-edu.top/post/1627804359

  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-018597704350.mit-edu.top",cType: 'managed',cRay: '90f83431cdab829e',cH: 'uw.CvXj3M60Q2xb1GkXay7mADuCAIjJ3cVU_dN5MTVA-1739149663-1.2.1.1-FPp55EMRk1Cmu.I7gDtZOOu5YZ.rNmGA4JRB_LYWowj4idSEgeXFDD5T9VZcaFcM',cUPMDTk: "\/post\/1627804359?__cf_chl_tk=XWibPsooVbIgydL7H8sJlEBLa7QqbwZ16uQDt87mU6k-1739149663-1.0.1.1-WMR8.PNR4tR_.6izddoBE8eOlqajhXxOv9X2CSEj598",cFPWv: 'g',cITimeS: '1739149663',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1627804359?__cf_chl_f_tk=XWibPsooVbIgydL7H8sJlEBLa7QqbwZ16uQDt87mU6k-1739149663-1.0.1.1-WMR8.PNR4tR_.6izddoBE8eOlqajhXxOv9X2CSEj598",md: "rInXrm9DLeuoo2ecpwG.h4aI6dIRre7A7PziHaSmMZY-1739149663-1.2.1.1-FqI3Mk3cJwkJ9s5fTACfM8oiBbRrEWSPtXzJloG58qiu.yZTNpaU7rM4R04f4qi4BzTgdKshkoRyYnGl37Aawxr3DGlBfsB5NFIWya944qabQYeVaXYCPvDBdIWtyrlRNgpbqwS8lUm0PFoOhJ_bGVhFh2jrD_BYfM.YHswQ_uC_c8cPAeFt4fLT7VFxds14jrvCLF6vQILX2k.EQg6YE.1hlSjDySLjg3dozGR_azf1DA1BgqCDLKqufRo.i_M0YYCcQTfheKQB35gvutqqz6V_oXc1XZn7s5zRopYyvtSD7T.kdD9pAvyu690yZjD0PlcnqSKbJe_9uPTXm8J7co7.it9dBZYGBLE13o3aRQMsQ6WW8idhUFQSEtZfPpnb4L3_RA57r1ctKyBdjA_PwmbvFNZtVk0OKbCAFwCUVDH4u4ZaJGi0RggXaO2S_vY9uTTnNbRNdkIg.seNYGV6OuZAAUGMvyDoC3xqHI6BPu_7Rwgy6HY9czC.4y2RxKM.Rsb1G6Kv_eg0kdm9VBZgcZqqVnZhN36mYtY33cKuDQBMgLnPa12sgn9VYrJjW4nv.BN9TtMRXFSNrxbHDxwRVuxMDKeybxOax25S4KfX4vuAEiki5eMF52hvcvWee32AqzORWz5Q.lbo8lhlFvIhXSLKngzpXPbCoIPkEY0Xu5NOKMr5deM0TmTv3Q.aZp8xJ_d.5UTMrmbCGv2sUwH_JG1vtEILPjzWlS_WM6gorReKI.MIfpL23sH0yTh9N6nq4UDyu8YfgE7vzrOhANHLTjlMWif6wWEWxd8d4hjvTW0uEjdMsgawLhvtjpGX1tj23Lkhni9ntY.sWKccSNkDLPf2UsMR4GE97AAhz3DiSUJV7pUR9rF8vOPnZkAp3HeuNXOcjXyZvHJVj_sif4Ikv46YDLduLp28YO1wm8_KAlDTQMBZ5MagQu3Eh73rh3c5iT4PG7VALyZmWvejfzThyzQJIWoSeI9FSHpPJ4kuc6umfjhPd3myn8bMA6eJvkDYmh2j5yaDKaFpx0I0C5bbZwk2Fbw3ghjrINeeLGShpsddjJ_OJECAdkDI8H0tcuZEXlnYABCyc_I61Xl.PfJgGxqFjwl.EmAYAOJRU_jnoTYMzJQIgB2zu93qO4yeXNEcOeCjO15.ow0GuZh2nYLRuyRXguIiODPS1tNUM2dIbMAne2CJJJfcNqkKOOBEnh5UwjLhlQRXL8nCXqmZ.F1SiBfniKr.R.iPtAp2uNe0VzHeUjb2Egln7ISvJume3GxbaZJQDpsmh1y6XURaOLvnWwNbpyXhZhIeDl.y9APGrSsdknVlZpCcdyxqVRIkoEMs4yPz6kGPeL6oII6XEMYOGFAwK_PJio1u2pSCpM3rMA8AGHuheXPkD5MQiGVYCBjclaJeMJ9D2v1J2KTdvsCyzdjESvU.Jiyw32sfMCmL0BWohGA.jwk89a4QhhzqFDexUfn_tMW3MxlxJNinR9wWYTcG3T3tZext6GgwkdrkFeLQIQjNp8kuWWv1L5EQHe1h8gq03inceMqLHOgRU5H.5eA7BSRnKH2K6ANy7wIMK4LB7cTVcDfpOvKJsXS.UbTn8QPjmruakZqSATdr8FW3uZtMnXlrQLJXVWbCSGQfnoXOdylrCOlK6xIdG3mc967TaQ1.NIhn3G3myKAJBi_2OfdnGLAJoKxxYTdt32I4M3o4kDB57FCvCeGUb3uc3r71OfzV0zEw.4SIoElpDRMToAOGF.JV9EbHVYXLAlR_SLsTH_kwCSXQB6Ak7zL_dyz9xDSbPV3njg8xYIafCEDMlUzWbV8.owTpUA6xytPpA08AM4fIBV8GXn7nj8fwkWeWI4mmS_7gLNMOs.KdU5qwj2Wnw5Joz64kb4cJTVSWecEoz9YhqufYw9uxsk506dQF0AKVftx2p3Ew.BwKuA.buvvZH9p4OzlBFwf2dmyog7TT0UJPalm0fnROyB0nR28.EAHhGS_eoNSGZadCK06D3YFbmoFWRvmzoFOGqrixe_0j8E9kdgIynVkfzoHEwypbuB3BHV.e7a.HwshyGJ6eVSW8DU2b1HO6Ly5ONEQW2FOmCThjBj_hFLSD_.mnrEHC3uOUUqH8jIrId_Z6YzXS8VyJEFXDCO8muNpnnddFDpyQboBJCb8PlPnD1TnnXyRbL41IXWB99cWGk.7KiklyYH_5R5BiYSVYEps493MPQ39AxMsnach_6UxwOJyv2OMm",mdrd: "Av.b7VCzl0k3uS7mh41e5iMrI2zMOtMjvUPF2Bw0_q8-1739149663-1.2.1.1-rP8NQWwouPRhJCkAvgoyAov0skTJHD.jQ3wjYrp.q4GiZ_C0iY.XGzIGzO0kTSS4lSUhkt6H1k9AIwBtya9DayG3C2Xdrn1M1zVWjlEKQ2QPnJ6hR5bX3nG_Gl5zRZFHE0ONXOR.wR04J6NmtnPyG32P4jlZoWcWN7CBOyDdYOpNpLPBhVdVIRfJt0ok8t7Vo0RaoN5Py7cBCNT5KaoHrcYqc.oIDB2.V6Ayxnk1ayQHqWZ12leblgEYnJlF4RPEs1x6yUM3tLrPKwOLuv..PCLntYCto_Ok8yP2OcQWbTW3k2kcGGCIOxVqcF4PEB5x6ChAXc4AMUX2llzNziAKFJ57w2Pvl4OZmQ_ARANuGPrM7iMuYAaOUeVPy1SWPrUHZ80Jq7yVxeHweHpaBz7qdru718frcut2knqPn7yUPh0G.6DAkPMFofaxx6Hj8WDh9glZdGu4XqICeQ_wH3P1Uc2g6iNeaHcG0ngYkf_ILjKZJKrRBVdsS_6ygPWm2VBfIV0LTwbNDfxuTR3s2cTcdnC6trxvNuZkCyXkSMB3UIqUfgXHCU_hFT0tpsWfQdPn0XBt8Pp0hXVbbGe6xeQrKJrkoLK5gxQt44p9AMrH_mgG8wMMw5EOK9heIGJkm3_WQQnngU9v35JZFoiw8KHtH22ZcYNUnTf0WaiWXRMOgoNCDr06WaqoKO2Ntvc8PtHH2ny96SHtxXjdVUG5kqbatno9M2Aj8pvqUKlYMef_IY4GV5.hWKR54lYUI8La95vSuPD8GWJuq79BbRaG1_ASEf9sfXQ_lLl41s5sUF3O48XJBYNAinOr3LBYjdYfrpBLQSlzWkN67nXAWz9UYUCeYIcGFzpnXETvSBkZsBOtWmZWQJXLGqT2MpXm1Eo7ydLu.GCiAKokV6gUXy8WMrDJaZzCbRAPUINCIcDE.vUV98OjqjofhNVXqNQqxLJB0PYM1I7oKLXlgds7fsn6eZy1D1SkM4EawBZYXv27Vibv8jpEkZx2bZHv1sJKPtGp49i_4mCnxrrqpq0VgaYmGb8sDeZroPoIWac4HXI9KKBc0vint2De8qcTCoNjOkOOW8MgkyLFVaO_eAfHcVKNDeQwS8gb9oY78ijLL7mudQI3I47ozYIHDRYeT9Gv_TWcKKSa6nMwA02sSaY.uNNsTZ4HZJtZFjh5WfUaWBlvLQcJLi.UpCyhQUAGa1thDbNeEtccWYsQ0uFRrc1FeInw7ZvJKMrU3tx9fRnuq6mirYqDs2Uc_9gOoZ1xztb6C9SszCzMEvoSRrCKLTDyQToMh__OomUT3cGI8vLSe5Lv.aze8NSO80.2y0qHlcGlEw4SzP.ejYPOKQIdNkijTrmH6ivGPgNQGlXfe4E9Em_V2y1DL.D9m4OYfHYv4u6jqTHZkqSSw.f9xhiws_HlKOJ4f0ABG_wDSt1VH8oTPurE0ywI_gEvRGKt4GyDsgE5hc5AnuUSdZXR3nLhdYYMiICQqyf0GIyGQohw9b0T.2MBWeYhMQr30mvBxRJ.IN6Q_lk1HUn3yORQRYj8O3.oi79ehnPc4dijLrtCRNEkHdw8AaiDirnflX6eQXILnKRrjuMxNUsEZ4os6LJJsgnReCDuCQZ3WDtvJKqeoi6JH98eQQ.tmzqG5pqP30C8KZRyEKRV62c.a9vBrrPLDOOSlS3jsYHdVUcWXHQLU7Mk9tytBgipe6CFVpHDF.9LoiVlzHA5nCAIyxGwTAYB8EeIUjV1iMfQK6zXcyvSNWdv3YjlHYsGPwgyREr0NrZ4ZrbZuH.RRipcyDB7d8OyHDl16XbN1z3Asokp2ZrlHHcWsLWyMgi7iCQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f83431cdab829e';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\/1627804359?__cf_chl_rt_tk=XWibPsooVbIgydL7H8sJlEBLa7QqbwZ16uQDt87mU6k-1739149663-1.0.1.1-WMR8.PNR4tR_.6izddoBE8eOlqajhXxOv9X2CSEj598" + 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