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-709168023084.mit-edu.top/post/3712984065

  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-709168023084.mit-edu.top",cType: 'managed',cRay: '90fb22af4a41084c',cH: 'h8xR4V3o.9iKoQkOzn6FP9aCUOwkTQNFqIbeZYmZIY0-1739180403-1.2.1.1-w2LxiG8oXTVePlSBq3mCRTvrUIDXKAuto5LOUyGuLLphpuR0oUxF1eJTj.r811kL',cUPMDTk: "\/post\/3712984065?__cf_chl_tk=mRey46JefU01pjC3yB7xKxYT.6LA5CiOWgllhxoqp1g-1739180403-1.0.1.1-xU7JOu0XuccF4jeIkb.MjOv2mE_HpXft.pp3bh0gLPw",cFPWv: 'g',cITimeS: '1739180403',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3712984065?__cf_chl_f_tk=mRey46JefU01pjC3yB7xKxYT.6LA5CiOWgllhxoqp1g-1739180403-1.0.1.1-xU7JOu0XuccF4jeIkb.MjOv2mE_HpXft.pp3bh0gLPw",md: ".jwO3pdKR2LbCoAVXFvGJuA1JardsmFw4KNJP.LgIH4-1739180403-1.2.1.1-UQSaEjMiG.dGDwRceWIL2Fi5o.2flAvkuQIPBmK5XblNeT9Q96b7DyQjw6xVSJq45E.II7BcdKNciAHw8ItKS4Kar0NCmQTgfuqOmhDEja1zUw11u4lOayCHnnYaj1r5EOSbv8BjKcIrSN6RuBtNiyx.8.givoYoAGj8ysA2ZKM88RpvOSb6MNe_zrrlzDYFRsSXh33y84isjXIiHGDMI2xVa6cBBtKiu.Wq5HY09YP7aaGbtgkS0vWDqDcbY9dm3VX.0jcuWkteY4kq_cP8fqdCgffCaWyEDMo8c4FSXv7MwUIHWCWbPMNzxKp_o8cefaJTf9PK7wzmTIi.Y9JPgDHrCvxHYtBzdxt3e06Q8KwDC_dgH_iMVdL2U8tKuHo2vBV4cOuKDjhSSZbQrB_kzyLYi97YbgDl7BMnvJU8OxXcoZiEZq_Z1hulR5HSoY55AbjFO_aW56VOem5GZSoykhED67W0zQZdF2uMziGUImo3_EmpbpwE7PuG07ESd9.otjysyyXtzd105mT2ZUah2eGuZZk.ahefT_Wem70gQ1NlloNHPNZ19OQ.QAjeRq_.E8ow5rfv_b29YQ01qhamZty9TI97EcErbKaLWKTUNeTnl5Os.MWATjPKTYqVyHqcUWTsuLfLCEgbTSpDsFRSBxpyisOwZqhnVoBU6wr0IOnpl.xMVH4PMd8ywgfKIvk8m_M5at1NYcGjEwRfY4LmoNHmXbtnMx8RLjVBBvSLNiYP64Dw55JGQWnLn6cPThVlKzVKy7DAktIAH2heKSYUc1nuTE68Cd6hmlUVMg_jooyuR6tzoCT8Cq3OUW08FdWLR47a1shaW0g5HudXDrXP7r_cqINNJMa1xw8BFBKhBQqS4WnuTiRzzQfrcMqUzMK4.ArrTASw9gK6ucNJkLknXjEgOqhZhGYpysd15PctfMapbTkYUNXfK6onKvVnfLza_e0MTzysJWjeYx5PwJBinC2xc.6IHbZXSS3USawlgLUzgkBOOSkvoxOiORZ8KFCyJL1jGl0KUbAj5mr76.9KZuSnbYACsAsu4Bs6d1h66gooMDvTTxck77o2CIABE88NFzCxB4tMapEeTZNRJXifyLPQZjWbTOYklPS2vZARwBRzmZqlxhSYOKBdmpvh21Zg2jMd5ysi0O0cQWiUlgn7olxHXsKVKSmvWo6Xy4z6Yj0nUFTJflEbvSB.H5Fso.5csDYYYyfCoit0Lpsrz5Yi03w9IMSxzOVZzeNiAyemZmEA2BVQFfhzgs8emv3050ApIn.4Q6iA8zcLj_2bjSVPB7ODlyGPhxFqCfjKlzEeYmZX9dh9eZVhGirpJiIbSTg_9ZRsLcvNg.IXlpQbUvNfundFQolXACiYMqsMCiZwqilo7kf6QJA4T51cYARj0Ko_pGLt6DCOZ2Oj.INlwQnF8mNbTliNIuIyRZP1bgHTKSTfDrmzn.CCieIVpODSnF_YkQwny9ks9mHGFKo5XR99CB3dsufPKSOhsWO0oSahqQPjQ8Xix9cy4F8Uzj3g5GxjRtqytn2SqPZPNvRdkvgSufg4gy0KtXSVOnyCTIvmIpaKIUGaPWC1yEIouZOfRtO6keWT8hGyOtNlmtrEv6ZzzS7kbNqTjJSXyiBiIEVLz5mSQ_7WoQ9NEvRhkgbLZai0XUprbr7Qz.qFoYfY3ps.VRMKyYVbRHB8WKmJAnb.pcw4m7w2nUGF5x8KNwrrxWZo0nKclZOnZELUelK3G_JUJXT5lOvGVQSdz0D49VsJ6vnWB4wIMz1_WwY3gf6uqiP63p1XUHVCJSTdMYOIqO49BEXwft8cPU8T.gy3j5bD0oJ3jpj57BLlOaF8c_.SaI56bwMJi7bv3GewWTYLLove9xZEtOFAVKFT6Yn9WRhic9gFJ1.wRx7HY6xac8SeXangaKON53dHPfrH4X0S2em8o9zpa8UvbQKeB0IbwHdLtfxkYg9zB4UJHwAvlXRYtC4Q1T_gpyOd.s42vwb21QsqAcVBBUmAjscr10oI5Zqx86IB_v809rZxxk03_DLKdGv2_QfaI9RwfIzPlVUSWNFZgKsxyrh58uHX7Bh1JQ2V7wEKt5yZWJEjcPDz8memPKIqA4Suj2HGu.1K0lcDTtJNeHyd9kroE1lIBU5LBaJDwbT_B8.qY78kHo1p.Z2Xzvq1K9iGYSQmsv5vNyso0WRYzW6kN_yPY5z6RsnSg_bAiByFwbMjzL7VWPSU9WjA0M8G",mdrd: "cPAefabhH9FrygAPezLCMERIVF0Xcp5_gkixOWybz4o-1739180403-1.2.1.1-wIZNhk7A1jpcqKvuQwfhkD5ZIPi2Ej1Xw7g.ePtx.1zrOyJH9hSXqEJsul2NGLHInm1Tw.JqodWTCSuKOwtD0pngzScAGMgP9Egjx6ZsjJ.OplZ9gPbecQ1Lg5BaH7NiOLJBy1qjiO949wf9p5CmOh6qPaiZ7Kgfnf05BOxyamKoR.ftDs9KvMNPJUaR6guBsuBdp3P2PEcQFzj5rBvFUxWYPZy1PEOLrskoYOufF07JKnh2bbKkSi18Od2M5VoofRB9SX6IUr2yT228BPJMk3s9RSK88FTikFrcVjGumYWLOhAj4PFGEzzlm_PkTDEeXqGercfvXAkDveWEoqmBqPcDy9wYenwXULfhYknISoVUIglH7bUJorSzUZIH2GLuUu79aorCI1fKmM17EI8RppI61dcHqvdM.JTjR77KoM2Efg1er86GjAiPcpnUQUlCWOK6jTTejAQD_8T.BzIVdpq52HETD..Wf5ziFhncv8ZtwmzS2ZiOGEanHLAFzLOk2u6C7vmZXKv2LLa3pCIu7PwVNrgXKuN7NNqMzspJzNmSR4GOSHR5PONpEzglIkB2BftJUIapWAShW8UhwoZBpc5suqLBDjWrbHQ5kS5UPnSyFxYNvtFa8OOIg_s0EKXWJW2cKu14YqoEZA2xC4LDPvTv1bYvAs63CQRNg2Yb1I2vQTtJNsCAxq_qsS7LbKhDswhvLLgIgXQ.EpVgXJDMthSRT59rdP311niRmbLuebDZrUThyGOCZMW7umvA1.Avp7nKo4Y8xHPToAFw3nIlNI4t4UKcHmJeWsdNOF8kEv0xMOc0doZ.jZ4dtqcqnxhQ7agzNehfU03RpgElQLeitr4uVlATjx2rMU8dCtBb2TbyTNuSggbLpGQr6vWynz2dppbfwfpBNB0dLkc3i8DjCjDcC559..K6g0xc6DE6Q6XGAi5DZAFXOCrpG_Kr1GLTP4C7uObRo_lIUYgoMoezzW3kSNVB8AMLrUSGxBfFAJGXE0Ddpd4ywYryFhN1xxfPqRq6TUxdOJs1XUmXIWbTCluroE41kN.H9fGfMhvLfb1I0UYcrW6SudFn6.mZevqKD4hoTbZzSdenO0I_oFJHHWE1bbwycOBAb.1rcBaPUmgWbeS_jDi6SeqeooLrQpxrIaYlv4W0sFclETjifObufNIoKafroYx7N2AB4qUdY_VJ3V2QoygPTkdcFkTmsXNYLeUg5kfp40.V5ybcrHKwj5VqRHdvzXp7bna8Rt_.kgH1oxNTSAQufjYpw1EsdOB9t5fsNjHz749_ARjV1EVb0ApZ_CljMgHMPMyHjGQX_TX9JgUYamqViSvvXex81zaQkhNutqMZNXsxRBCkIE0VwPWVZSXpLH155FXcCfKPGpheyXsRuheExbc1L1oh2.L2pmS0amiAYfd3njdz_aE.6Tj0pfpXyOG5u9DO8dBOiKEFG_i3bAfyfboNblngJZcVpsoDZhoFWmxMSEuTUxJAs5CLZj5MAEPPXySp5GT5cQMkwiOPyw9l8PH4AqrDzQP8Q1IjEKkGnyUFmeGxltMcQ7GjqfLQqClAR6h9KFQkdV7rn56rIHJqJot_zpE1MnmD744VyW53eafa8ky_MCx66nJgikKu5OA2nShA.3K3hWemSnq5NqxAJJ9GEnCjprzfyDPqtWte1M8.kF34dOOiiS3b9gQ5anazALI3bhTLyX3LAxRU0SCXg5odBiRLNMNuvXulQ3vL2M885ZzcYeT_WdEKa46g99xEzLCi3q.QmFsSA2rbUaG4ZPJC0e9LhssJp5BUPkc73mG3nwt0kqGxJGK4ZmMvcdNmTG6J8ExwDQQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb22af4a41084c';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\/3712984065?__cf_chl_rt_tk=mRey46JefU01pjC3yB7xKxYT.6LA5CiOWgllhxoqp1g-1739180403-1.0.1.1-xU7JOu0XuccF4jeIkb.MjOv2mE_HpXft.pp3bh0gLPw" + 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