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-429204029446.mit-edu.top/post/9105382764

  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-429204029446.mit-edu.top",cType: 'managed',cRay: '90fafae048fa9c58',cH: 'eBbEQI9XLFvfyiVYyMvQTMbCio3cQoraqykYTM72LxI-1739178772-1.2.1.1-GigF2A3mF9INb_BABFVh1fJJTzS1IjIzS6l2pFYjeIeiclSJ0ZEes5JNtyHe6HIq',cUPMDTk: "\/post\/9105382764?__cf_chl_tk=kcPkAi3Iod_XuqI9jFtX9cgJHZEvg8ZWroFOyefmK6w-1739178772-1.0.1.1-frxZ9_GC8TgOmXu_lMRfar3qDwR.bjqmIdf18SCN980",cFPWv: 'g',cITimeS: '1739178772',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9105382764?__cf_chl_f_tk=kcPkAi3Iod_XuqI9jFtX9cgJHZEvg8ZWroFOyefmK6w-1739178772-1.0.1.1-frxZ9_GC8TgOmXu_lMRfar3qDwR.bjqmIdf18SCN980",md: "rSi3rSU_zBEGDlik98a2vasJnwJjyiSUiLrSHiIzQJg-1739178772-1.2.1.1-qyJLTVk.PlmRYIOK2ENhzQXp8s7yYA4HvfJSf2B6hPLkWsCdH6.fKklO2stFDAW2BnTSX.b5GJQzOKNIAbuaRKvnepV_so0Lvjy0z8V5lIBqZykFKGkMG71YlmiO.W3ALa04umt6kLHPoy6btUFDPrkkHrZkS2sBYyf9IJN2eYIcidrX2tnTztJAG81uMAYl5flthoTdB09fa1H2nUNDV3MNo4l0s8LiRUGd4wFNPUAcBhkBjo3.KEYfYuNiU86vVba0McDSmwwZ.NQLuNWikRwW63eoVBGO_4dZKMe1QU0jqaqvp1y4tKFQx11zcTq59pWq8ZJQ5P1JS0qI0nO7secnTM8_q3VTHeq5_FPMpPR0enltT8p.dS5jDskOM39bC3fGP3FxTWSOiyKp17_0EesG4oU4btJmYx8nNDAirgNZ9pGRFU01OMSOhvYqZJltl7X0NOFJ6r.mS9W.p_N4WJ64WRNTrVkQN2Q85GzuZcfbbuR8xel_xC44CuC3DQSdQoqtsttDonrTlxcOrf4Q_iy9i88quXqfM65tMFUzR_1A3BdSxdsbAjxEuomfg0WscP2bJefVgx4CSohU3iFixlLGiRq29xg5q1qv5RWcdZoQiVobMTgxOaX0RRAtxjmLw8IYuF1txleyhldZe73j7y5qWhyUFBsP_GskGeFbDJPwKBUE3V.1Nx4VpXLtDQ9dY149AvwTT14iSsdtJpYNpt3VZFVCN9elH93dxiVPb2j_bZc_1XSxiv..1WXAnRr4wYjfmxh4o.5nH.fjx2J3MbRbiS0KYLGzzCaUc0NzivE1BSdlCKfR3IJqQ89QMIeK1ErfdXdARfP9AQgF374KSbGIG7lqFfwm_A5hEByMRhQQeo4dm.xn98bVD07lWpn8N3Ky70RMXDauH3Ulvk3CVjPy4NH7DOeUAMetiwVaiu2qknDfWXk5Nv9qFOHGuJmFkqv0wau.Q2ZKNd8Vz8umO2hy375FDXbX7U4R0UINrYje3X8eAdGS2YDbfFQoQ5uIxEX9Ma_0ZuudPCGmnHqSMiKG.ONXeKRW5zGGMNwBzB3hsirHD5jJUpYiD0AWg_DfjC..RrxiwOkAwfpd9zClvdZ1_i3.1NJ2_fPnJEgmSLLcEQSzcPF3W1HyfZ8dXROS4p8txm6FErKMHBYyeZfGuGh6DqCQgTnuO41E9tGBSekOwxn0EgM9BW1qTx.wmUnMeOcXSMUx2h30x1ZeUxDbQSXJG6OZV.4x0vHEINyxJTAyCcV91_YOYx5D93irDqOVkBwMnPiN1yDzgnl_5EdILM2aaAez_hXq7D_mPpF4drDxDDKfwBfufgb70tg0GX0sFH1LGaReBndkKIGLvgBuVCfNQkS5gNuhKRmXzR.l_pUOBWwTP7xcoVHcxJjy0OGIque7jvRh9u6FnZse8L.2w0twA.ZM9G6uE.CXVtyObbhTbIqJXQOGIQkK0ErrOLj1EqaXY36ME.bcTQcJeAKr0ywCdqP4_3Lkgdgr5cw5_KyVRDDIrOfCd9xd8UoBdxidEfmxjL_UgHiob3LP8.CFAy1X_ZDbrmOrZXLHakWnhuiy8ftgKIyiI3AIaSyviy67QSTthFR1vGCxaogDeyQvMXDMyVhqI.tAIuY8DRQZZnPjJ6tmvHAB6lOM2qT6lTff8iJIxHnXczamOIyxmYU1een75VQX3MkMfJ4uVLwvKsl3tMbM6iIVhw3lX4lNSJzmQu9x_yPqJX2CE0n97iP_XgavR.ITeasgw9STR1cz_orWPX0.tzsgfPk9pZHVcA1gjEZVwT8OZvMQfUO5bjJKxA0qhin7GzgtI6V0ooujVoqmhX9T5IRP5fJB3vnWNcTLKWaTTc0jbbWSUQeZDJG8NWhuz_1BsEim1JjOgWOkRWLf8YjNaoL6hSvfmRCZMFLrn8kdnIxEasS85KAYDAndRY3MQ3udS808gn4mtyhvvvqKkhRRxxmDdmk35ftiTBBvHcpMgqZxmWDVBHzj7cALkOFrVmlHI7XZRz8VFckMIGwj0vHQOi.Wq2VjfiJqT9TWUGrGRxTVDrkuOUhKYmWxoNgUF6voCX1YaWlGi9kdLnPNYKiPtpU0w4PQMlbc5bT8.svLl4JquhtbI52Ar2QV7BjqCHBQUj3.V6oLaPLLFT98YpKjwrKAXyu_KsDPkw_.H0O0HJC.45S7xXsjw7YMr66sTD4MdhaJ7PST07vXzMC5Z8kIv2tV787BjB5Mg5ie",mdrd: "xcVGdWCuRq60iao48OiJaJaVGReiVLfm2KhBLa1CFIY-1739178772-1.2.1.1-oDz8AMrrp4oQlyrFI12mzLshWesJnCjfBMBsimks3W11OJbxo01AJo1UEJNpeFQzQ4GS0aSHTry_Mih49m_4V3BU16qhs38AIrxKMFARRDOxrHezvRCafC9DDxxoNAsj3wV4A6WLmzk7mJkIy9klwV4YKayj47Ryx0hcMMVfQJMF_dzugQdTW2z3dfYqIQEViR4MMPttfQnSnEvEX2kBK7cq0vqjds0gGlxkbDZkJgzkTCps6XqfKf1cyYRW.0WcbX_59UYIKX0Dl7ymxa8r3H7v3BmszvkLbT1o2_mGZxmQnIEUpt.18l.98JgPEzJ5omRF6lIT_zN6At5Vse4dFx5A_AiUkGnHZQowMneMdcAe7ArW7Qt6BQlxDCjfwvp7RA3DAFSwp4r0YTUhkX6agKJsM7dw2pQAOIr0hzXTKBqYkQufRQsVMO1Ax9V7AMyqO7UMXR_2KPWzsjrV.0KwiDOL1zdHyL_2D12KNPGVopBRFmQlBRnGogGoyFXc4K_w_b0XBCeUXwNuTWP.fnelaOwaZTxK.Fn7Ffn_gi_ww94yG53mXeJeEEEm8elB1rHR0IFtrWkWWpmr.rS7ABQbHRk8ZNHbc8CiHIv7GWYbBuDFtZNXLhCY93jTozbzxw2Dcr6fpDXivkP0JLhksPraHaygO3kN.BDQvqsaSibisFpsiRAjIvazy4M77D2BiM.8LSRD5KYK9npOIaiSJZOVz5HVHjxHFrBFkqF8BpzplnF7gjLZMGVy6UeNBjPD9UCuix7dSxsQCh2HUsTrmxtkwdQ9vdnNa2SeACToC4ISMrxy_QH9oHqJZme_KTxBbilMCsMrSYlZp0PdTLTCZd6lidQjbB0Ofhwq5V.MStQHbcAMNy.YrdAd7GipyPT67hb5SFc8iRBsCsOhUM7GDvIvOJKojlyI4diGM4ZBYc87Cx6lahEkuwsmjh9YI96cdABzegqqRgMGKjIBlCKDhBxgTipd1TYOcXJet9qdN.jWD3vIp4Ey8xmsasD7HRBFrQKt9it7HZk9zUCRusB53RYheVCL5HLydk2gSkKeC3Rbx1Pt.9kxGjeVN7kRf1eO6T9Zm.D0Tt8sJ0F.qSrGzhxJRNEUaFfi71csSwmvCjVfh_n0LiYtygu2WEn5wvWb4rY3k0.HMz9vCUFUW7GlJadMnwqN5aYTZCDo13dL4DSjkMNIdyUTuxrEfIseB_0kMPjvobLQw67SJOUhgDU8RYDELPcfrY.58CrdsXXO5hopb3Cn8iO7kNzOrPxEkSOA47lkwmXeATXtDZMsJ1FrRIEOuFDRdAe0WVthZLpnoGKWy6vik5GlPljZfmAhKY_3THV0sFHfJmIp7r_yyY8PflLxhBIiRhiRrj053gzsMtdeDoZbBX7stDtBkWcBv0pJVDB8wJtX38rDtuNRxmGKuhuQ_2sNgRt9uW9ATi5Jg78qGy2rXDPmNmsQ8SPSX0v9t2cOTkhIuWd.hGDMiJROnDD85RT_fpRj8LWJKgkqcqdizQvSpNLKXle0gImjeoKy6N7lhUodvHnoSNnQfk049.GY3Tw.taWXdnSoNhK4mtZ0ApqT7MiwG2RVGUMqHRiFxtanUM8Q01pcQ81wjAb.wjzNTUE87uQWFjch9HL.zw4scDB449dyMc0KNOdxBxGbmSjxJr0P7w_ZfIepDMW6oaZXm1IzAjdoRUKP1a92Gz8y4HgEJDM9P12Gqgsa_010DpDkcw3aEmbs8MONByy1FROuCm7eHkB2VRE2Xf9qtFyrFqsIk6PHQe9a9xeLB9E_zwCh6Sx5CPTa0aJinwizC7Qo3Tj2Uf7h28o0ZomUyeLeo3w"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fafae048fa9c58';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\/9105382764?__cf_chl_rt_tk=kcPkAi3Iod_XuqI9jFtX9cgJHZEvg8ZWroFOyefmK6w-1739178772-1.0.1.1-frxZ9_GC8TgOmXu_lMRfar3qDwR.bjqmIdf18SCN980" + 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