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-675763416083.mit-edu.top/post/4389627051

  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-675763416083.mit-edu.top",cType: 'managed',cRay: '90f802d4ac722d0a',cH: 'Fly3aEibrUuHZMxoYlYQY_UTlK3eYxHE7Su1vQVBJGs-1739147641-1.2.1.1-aUsuIywC4jI0Hlt9SB_ERqDWcSFQqmMOXbAegTATbMaZmcOfXNNFelEb8XWjHSvg',cUPMDTk: "\/post\/4389627051?__cf_chl_tk=x1YXPHF5FWGZ4szp0CcsxHV0_8wu1tYiZPABHiWU7xo-1739147641-1.0.1.1-su5HJVBwzsDHYrQgdkulNPHJB1gJGklKvrZAYy5kX_A",cFPWv: 'g',cITimeS: '1739147641',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4389627051?__cf_chl_f_tk=x1YXPHF5FWGZ4szp0CcsxHV0_8wu1tYiZPABHiWU7xo-1739147641-1.0.1.1-su5HJVBwzsDHYrQgdkulNPHJB1gJGklKvrZAYy5kX_A",md: "XRINTmF3sa3_YqkVP5lefOBXjeQKOAFwS_7qNzjNkvM-1739147641-1.2.1.1-9iXct9ylBLb2jbe5AoUFs6JojHZMezNSuElhwDQQ.VImg007DrxEuM.KTS7.FEzPloToP7d6XMKCBqrf7UuaWvBzzvqVmaOUgl5X.NFHmpZ2H6Dy9m6NpgpHX3p1c5uPvGiE8N1.inwr6qBW_0ubx7Vr0gT4EVDGs.EGtll5kC8BKXGgpbvJMkDT7kYT7_S3AES2CgJ3H_2r5MtMSC_2Rt_2Lp.pnm8LgNzuAObNZ0nq4D93zV7BeyqxG6BUaCB8gSvnVO.XweR8XpEqxLj6MXljZtdiQk8f8g10sLgnPJf2o7P5BDz2CCqqtV00jonrOubI1hgwknycURmVaF.c2H1pekfdQVHCNphAUTWUHK42ImSWEurIoFvSdMH9j894RuXrQ79DsGz31rmyITdimLvM4XlRksBVzWUwaa62zZb7OKiGk0Gt66LpiQ3XONfP9JiX3hJsWkmi4qfch3jSScLg0AOVukEZHgP9gnLGweTjuJl0gIQvxHZStKSXH3tYWmimHej7frE2lxm7eRHtnHy0BX72HTcVr_FSsJF.BsztLD49L0f_ItiAaMXUFm8EGjHRARv8oX3F0VeMdsLBzkcvpPKob0auajHiOk3IOOwkoxtYNOJ60ZI6i5H0tMgX9lvdX6fUWEvd28lH72j7uQUeQu2cttkyC0B5S9FM4G1678Ou5JsYfIv._FuA3xqzfCHUmjbKjbtO0dcC2Aow.co7EZ15TcXrlf.GFxkdrHU.BGyPlpyE0SAizR9s__QyRSUBoon2Qoa7EhSokQ7xSi31do5upP_79EIq5kEsMahjrtlHq9KAocGlGpHc9WYu.lUblw6U0t2gjvX3IJt.6i.25f7paH_.2ULJqC8ebqN5i_YXiQc1qxWWT7eY5ivRBA85nCAfKSvLLRtrWxsW8nzlj.1WdY6repHZPlnENVZ8pbMm4i4GSGOOZA_5iv2zNTLTBkgJEz5XKfyvm9.zlF_TnkvkKeC0JbKI85ljsGXwEfbd6D20LBWeA31gqILSTYiO43.Dy.kGIKU5xxdXxYTWlFI5nQJ9PUYfzRfapr1KyXjtOIuFKWTl4Tevg.RAtIf.qovu1T5cVpykwmipTbCeDQA3yQdb6RjIwIkQJJHjyYGx7FHhMqZHRiKMkq3tXeqVUhSxYMjiTWkWfl1l1DVxvjy3ooHZZgTBfhPewD50ZRTv_ev_OavRRnCiDjG7hayDJGyQicu936UHipXz1iC.ZmxxykGIUFtjnJhS5f5FU_QjW_X4EvXHNejnXTsIgKuHTQA_h.rXKfQ3iNbPg1whopo3M.uExDgutFnSDOwOl3M5w.5Z4VRB9m2rok5qLZoT_COPYUKSypiacalTduLj7pOysj0fFejr.14bod8kkaM0C1nZkCEFLQjUj.uOZhHMkP76xq9RUq776M5o1QNstmiO8Zvlcb0b_MpYHJ1OmAOzZlvSI8L1LERUigDx5iwQ_8TTh.DfC8t0vVlilKgDOKr14N3iNyBBbPXLlz896yeOrWd88jxE8S4PwRwLg0ZHF0To7UClvSDGBG76OU7uFeC3tz32CBWFWESOV0Qx_bgKJRtqg9gZhIRGVu4d2RBOvuLZAFi58lpO0BMv2q5olA12prdZDpnaEAMHmNHfOEymTyYt218RTKlSpHQg1D83qEiDUDwTSMJXs5DTWEnBqWPcWRwjFF8SkuEfrPpDrvqy1DDFfksIK38NzilCrfycUv9fxImxAFzHjs1Mp4GdCWTwlZ9pr1j852RP.FDQGy8ssCBskra1ZHt7e.ZyaJuVtXztDdIZETz7n7g.9LzK6qurNDxDX0FHVUbkxaQPGSBHBK9slfGhQLGkznspLhNVZQt5KDLCH8Qr09Yp02_7Bodd0hBLOFMFq35zeeNcwVLvdcarpUefTnb.hFNFzC2KJ1xQnCyP2UEwugZ6tqwHQmxfhvMWdoIPH3tFHEzVTb9baAt6pMs9xNJYoTKK5dKIRfdsJJvOcngtD1S5cV7arvy.KkgaLLHf8rWaqiHQDpp.ffodqybNlR35DT2S7ex5zgOGIEO70A5zFp2knNM4Pw4ig58N8dyr7YknLyfFJ5oLXyI4RfEbBlXeP92hJFc9C4XSNX1rEuul9ohFv1v9VaciIP67AJD0xCTOpngoQbf5qv_Ph16hu_WELDOh__iRazYGhZhVPoQQkIlL4kT794yoVvzZXZ351tJh1zr14FeB.KszLFltd0wo5kYm",mdrd: "h45hRmrnjXR5MY_Lu2h2pmxEwpvWbBtmQL5mSrVJ5qA-1739147641-1.2.1.1-R6H2QdM7a92hext_UmGBNZd2K5N23hms8eIUY5exnpw.9o7_YMuzE7MvSEjp.zvNvEzhoikb1z5hJ9B.5QsARQJEgJHzYJZFQGyGATbeGfWzI_g8mlLmawOB5D6.m.LH6CuxBzwPA6Ea4Mijdv4y9mGI6lrzD7zb1OAKFoxZx.SSEjy61fXsSybGQa3jjCEVn9etTgnSy7J53yOEYsOVT.wLUDQmk7vuk2UUrAz91.YZltZG1w34IJPz_cTJDs_wFRn4X1f5k21Ck0gl7.uRBprjLSU_cEQGNSDO2gyvOIolI8sQZuPJcFjlCYStN4VIx9frEokrrIwtTnCVz2_GLXY4D_MSEH_BxdbTWw0N_QcHJwM7hMFb8x4_aMdvGKgBLxOZHKg__iNrS2yWR5Ix3oSTAke6QwWjB3OzTAIUNhcjxTqMmB3vTjy8aAqQ098GthJ9rTCPn7__41r8VYeHxZK6oGDwkgLnw8X5xfF6Ba6fobIKADYcKPXrexnUfT3adIdp.d_yFt5ahP9EZiNG4CSuoEotiKEJyck0dZ75mpuzxF_oSIgv.Z9PEuG01qOM6wlHfqjqR9D7gf_QJaW6PCouUg.mVgpAieoDT9STHplyaJGakkaIor.Tt.YFF.plDNzw5uEEukq76E.nAOHm1oCKwf5rClNydSiT0h.QVz1Qy2tvu4hQZrc6kyxPUQecBLO5TZ_Rp1.So408Yh5QLCAxUDU2TD2XMMq1.vpTlpAfXgkavbGNgrQNlTk1irWXJMHCDbCC5s7ERV50N.J1vW24QvOULraYXlNgWvn7UYv44ipH8WgAPfOnoxY8T8uB.ofKeu7tVUucR0aKVxrfv2cNv7rogwwDW.dufUgE4rvNIQzXHxXzDwIdrvKjqxdwbZ7hrm72zDFXi2.unXekR2SMPiEMFGrmTjY6upZTa9Y0XUIVBu_zCTHyGP4PDJl9i2Pix6dpPD.OCBgqQDXdd_uRO0_8Ht.uYowAcf8qgbQph1mXcStSIunv.HMI0zpgewPxJCPYIx9U4rYGTzpo2T8L0eHHj5reizG9crZdRWBd03NmKXS9oxSG8ev3nUwyTA97efSUtBr22TFYZWX5587mzMTt5uXQ0MfUaw9arabAiLQJ6r4KpklZtZ6sSRyWyu5AKQHTdR9PRlvfH7koj4.Dt8YdSwYgFvHo56tUC_l2zayMtBPebRCmSodtUxpaAiYB9z0A64BjWnPAgwsHAKkP0gZUvqgcVzdvqqXBoxWDyvoDvGNdKRFJ6nezI.6n0EIfpl.fxIxbNGSoO9HPdfOwUyoLMGSek9jFFT2_JbOvv8tFJnvcPUft9WoJm5YRk4HAs7SXJt.Z2Tn5JI8WfFf0YLvOT5DF2kFZP2yZvnRJgyJSzzfPvJtYEj7610lO4rokCjEW0J.Yqzi5eoWDV1FIeJw7umVWP0VeTwK3YssG6u7.I8lT3vzZYQPVVujCihKTQkXQ5_JBfW.x3yUme.q.xCLfkcMaVoSJe7g763dx_5yQkYzbRD0Kd9s5splhMMB1QlHu5EWibahRTBhlIF_Pr.rgi4JynRAE4iqTE0V2Lq9hulApovgaccs5q7TntPK77905FuyHKgkM9pNj.WUaGOVTL_o6aR5XPW6MRXfS30dJKZYzoCMwk2GmaV42JLQ0tl7XFgl9eAjAIZLrrAUcqLA36uOQ6FLQpcss7K1iOwiFovptnrjiQOoPVC7RJKScA46UlnykIAzROvbt5lDs2eUmxjR0UKBeY19cz1TtRa6RFikIlfsMe125h17gAzP2HSJbqGyfEMtm3M7OXIlKdpvd6iy_eOINL4foQHI"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f802d4ac722d0a';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\/4389627051?__cf_chl_rt_tk=x1YXPHF5FWGZ4szp0CcsxHV0_8wu1tYiZPABHiWU7xo-1739147641-1.0.1.1-su5HJVBwzsDHYrQgdkulNPHJB1gJGklKvrZAYy5kX_A" + 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