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-139300929712.mit-edu.top/post/0735914268

  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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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-139300929712.mit-edu.top",cType: 'managed',cRay: '90f7b698fb1520a2',cH: 'ke0R7za.l2d99eTiw1JqglOHZHT0jrurWgdUC8s0zo0-1739144518-1.2.1.1-ghtY8bldz28uGBDsBlvq7qYul8bfqhOMCYKBrYKcaQAGtbX4f8.1Ej8dfAIpD8WG',cUPMDTk: "\/post\/0735914268?__cf_chl_tk=oc.Z93jdtgPqUxIir0dzoA0aOQEqqaEa7pd4j0fy6RA-1739144518-1.0.1.1-D.f5tdZ4PMiuXKWB6MmpgZ2jglkuT.pXZbaH_TLQnso",cFPWv: 'g',cITimeS: '1739144518',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0735914268?__cf_chl_f_tk=oc.Z93jdtgPqUxIir0dzoA0aOQEqqaEa7pd4j0fy6RA-1739144518-1.0.1.1-D.f5tdZ4PMiuXKWB6MmpgZ2jglkuT.pXZbaH_TLQnso",md: "jXcf1mUfy8WiXhrdRheQBGpCIRnXUWwZdMTx0BSh6jo-1739144518-1.2.1.1-Ls_dLSnn6fKqFM4QavuLsjW5DiAJDczvMaragFqOhsCZ2WOD5AzonrF03NZQyDRzOP1H1YMGvyrWe6DwlRrMCiszumTNJU5Rv5JVCfBv0oeF1EpywKvC5jSrs47ZgbbBqfBOJ79huiZLqDECN25AnHn_jReaTr77_kteJyirR.cKIREQYte5J4B0PlKq6ATII8On3qVjKRs2G5_8PPbyJCkfdYkRYDePbojzAOXkHX295VZhSCZfG0fJ2vlMnw82tjuCsVJ2hdHWMgXqXX5S4NZbyuRe2FQ7HW1qo6vfQUv4zTjWBHcJZidTus11au.hdBxaJ.o_RP3jEK4yKDkW7iq1HnFWEpeJPxyPWa9pf9XALy2AbIVh_n8Hz0BL16PfcQJXJzjzJb09rhuimK0jeaOY8RwX9r_MG383NI7lmXDO1haEFmNTeMYDseJi.SlXGEKld77a52.iNvNniUnlj5M0Uokf3M4LaiNgq42Jg_z5tJfn17AdPtvBN1678QYcpPEJDNkj8hN14YpggyRQ.WzLPb1zl71dtMimrqlK3VdgA6P9PUipwxC3FM7PRHIRMx4iPTu74kpqb.vN4pdoGX_lBVZWfar6Usz7V9ocGGBnEsw0CnQj0__C_MAdaB8SgRH9.9qa.BI.EPY4ciQmeMDt0TX6qyf9TU9c95PBXb9XNggHJ0_fwNuL9_3Zw1Dbf.p47lHTHqAc0IpL3ra46pQh3QPNh8V1CsStAJLtnG.F2bukm3oDjs.oEONedHhcwf8nXmpOion.XMbkGSFKWiV54YC4mMQ0LJ.AUS1963VKzIM6H.Kr_zNIfAqu4UthDSfcCt.VEDBrJXSTjLuPiC2Tq6bH4ni7py7FMuxop16P5s984hRfHSwybhBimqv4c2O5vGEUP76IaKwlAQXOw3UE6oD.hMO.kSuLp96f1Zyjo3mNm347.RDDFKsWPteNAVb5VvZ_Ct_zVfHg37X1afIJ.mmZTtPHewOxMVXsBTT3.79QDpbjWM2UO1VchePjCLxVF0MrMS.3TGZJBwhp3JnfxAMwKSZMQ9kbha8_cdHEOHdBiuvurZztIfikdRrAK7.FW.7zsDlRuGe1vNT9y65cB72dEm6WhkfeUVrlUe7mEaWla5.5yanYsMURjRDTGaGjzwpk2F7btbDT2LpsNshPaeLy3Lns2VZDX6XzKvOmxUv3pA4rHHb.AtCjx.6tpdHkc4V0aPPME8_tyDqhhr2Vx2Yf2rQEEY8FZFsxntQLQFfxw.LsuBSgc7IYIjrhvLoA5HghAH5StVtyb9P5qdRpLFdQhEXIyb.UNjYytp5WEEtrlEsoh1m0Pg8SLxebqkNsgdjakMqYMpH6kqdzTi6zadmTakyiv5CGbTwGkvUO35HcHQgkzyxVgJRv0iQCilspLLvyysD4ifEa8hKC8gbnkNmIzxkwDmOa0.9ph5wmiMEnhAZ75r.CQ6IuSxRVgi..lcLEZezKS0ihYSElosb09_wiBkSUUN79rr2FpiKhyVMsuieylqrlZZSQarNGH7kaL13BGbBiTYmNTJDGiqwbqGYua3oPrCr2Tiiua5vaMKHv9sQWRok9Ctp0upNiWNSh044W0_nwZef__Q7HnXJTWQJGBl8mXlBWXXr78yWU1gILqC26qLUszmELOmlUuApjI5syB7VhFh_kyTrmqXzgFHQdFcmj2XcBI6wa6d0eHpHZh.P5pM2xItu1BFw4Vc1lA0Bi9q7tiZ.SqpXcQVt0EgFbsH58iQWU6HzrR18WEiqZfVnLRfeTsZaFELV3K4TTxJ.CP1fvPzlQr4ZPbrfqwo1ltlu_LuzajP7RaqZM2ZH6xjgDuZWzIbk_ZD8K6IZrAlDMYNiC5hX0P109.yIry_dGQsL6YGY1DgpKdUhkDDPdaK4.xfxns71Mn5IQPM6kzWt18Qu3ETTL1OVV1i1V7cqDfYJ9ihQjgZWVuDfsLmt9kKZXp6Bc08hZzUXYXzuwDtwc6V2cg9irv6NB62PyVXmwG8pR8DsNHxTpt0BYSEpnCS8wzQlQh3_5TJFAvWJXAMT6p6E2oKwAUL5Hu7DvB7PZfCoW3AyvEtFYNmHrW1PWnrFO7wPlqU9LP6lHqpW0Ep_Rgz9fzLM8wOwxLzXn58d.vCRle3DVjIVva3g_3FQ2ARp8_iJkxrv9O2LCIa6ChnQWpU9O0cpFdRFOSs_bODlnqiT4f8gs9TumFq3dj6W3On1DzGAeX6WwJ3FD",mdrd: "NgavRdxPoBK.G2HVWyV7Dqw7BtUvhJ04kwqzin6dSPA-1739144518-1.2.1.1-nYyDN_8qNbEGC3LSuZeIS79dg_WZgnfPlLxWr.mQBnYZP3t2N9znL.cumzCAMOAKIUhX_01AIje7IsaIPqAriT1UMAbvACOCYG6IK6Z5_dUfOgi9ZLfO7qlXVZzoTDyH818M1Yt244svOdBDQlDdxscfmA1jlwlBQcJmJOvYDP13Cj08ksyPhJ.0eSGcJ9MzPK2dM0dz6Xls5Eub0Bdnrd9c_wvdOsGK0Pc7yj4Ik0ObSIxn.kuYMPmAZbIHoA5rN7otJ3ULFRo.APAr3pqsHujR9Z0zVwoPe2_o8BDa3FeQHlFW4bgXfppxcggqTh9hHKZ_R_3AKBCmJefcQK9UIIiXQs26X25a1cQDobdeCNfgo5.ggOiTomzS_5I4TmC8VkQzjJAD7upjrKBFAHIRQrEfk8o5SRrKT6LZ9MtOs3Mo8TJp_kM8d3kAolYdA.zmJrVXdnTjMJseGUxajSf._Ju41HMQraqcw.8xiIFi0AXQv0YZe9_PRD7fbE3sZptPKQiF3EVmNLNkllQL88TNV3lkeLq5qEla0tSj4kEhCdgLapqkYJtVTA3airOnphVR3FkZDsvrcZBei.LhJ7AvV_UidSctAq.cvcXYvyk3DM6V6NKzt1lZ9Kp_KJxtT_lsuUcVsAsQ8lHofLOxjgqPKbsnVU7.XQqJmlyMVvOoZLJEUKRQJ_sZvGSa4QFQtLL03YMHbk6_8cmJHLbl_Ykd9_utEAvuxAOXo.I2PABVEvqeTsbmON6T1NtJ_oOdJo5k5vZc8w3v8TLye1_xLuzVcXF1wPpfaUK_A5j4dlyne2Cf8eM1KvSO0nIQS.kPTGWGQPna1iUZxt5UTv9AhR.bnGFO0dZBXaSzrLF4go3qUa80iiwVgVpLB37lQASCYVH0kjHZEvPzvgxbH8h4LiVXq3j12wbNxPm3l1LZiGQJWinObRA.pYsJij4mrGZB.hOZP1BLUJ8POBc3k4X56dQ5vzw7EYkCAuiF17I2_9EQfVXXGWYvOTN5f9cYYl4uBFBf2PWCzl1UmiYY3MFPQCIQBtHSsohR387Gru8DJebigWUMC3e521Il7Nj_1UkbVO7NNUapB1EdWP.qryDSGzWSsuwLdSbt0XrFaEpMxLalggfmJnDvWKZblxmVGRbfsVvElCcgiV80g8KoizCrZjzUhvx7wQ560XWsC7BklK.yZVuDfgY321PZLRUX70w2XJZUSHHL99nYrQBI958gbmUozoOVi62rfn7QO1RpDEpJe97cN8xLhsgcYMkYtzp3nta_sygCRGyCJgCX6n3kCROFASxUoh6r4vqMgYKITywiQI.Q0dDomGm7EWEM663a54DFAD26bG3.9eeu52CDIMlImpGOOVMwley9BEtbUF83T2wGYTGj00LBiHr52RnMfDdqMFE.cYWA7r3EveBvW0QIZ8UQTvdFRgYG06.bYd6ZO.PxHyA8FzctH7UpRYk6N1h2xUkRihyYZ9x2GMYDKMK47aie3cPDA1u8CUnAoq5B3rmlbqlc4DBoHmy6NMIy4EEspA.K10SX31iMeSHhd7RHV8k.vc34ycdN4V10SSV1dtpBGiIX4Xvley5tG5WzGSw46vsmk1hAHrJN8Ravdj5LNrkN8aFx3fbTZi0DhBT6ouf3U1Je1BJLoSEWmkY3EGmg16NXA05XOgcmfk379zrsVHnNDr.xdG_OpGbwrpZxHnXbs1nsPFdmTyeZNCq4eiNKye.byBUyEK6igvNFjmzlq737ObZyZumJ.lj27ULD0s0huFKW3ZAiTbfSe5vhkI56Oa_8jNfDNXbNQ8oDnpO6zg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7b698fb1520a2';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\/0735914268?__cf_chl_rt_tk=oc.Z93jdtgPqUxIir0dzoA0aOQEqqaEa7pd4j0fy6RA-1739144518-1.0.1.1-D.f5tdZ4PMiuXKWB6MmpgZ2jglkuT.pXZbaH_TLQnso" + 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