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-affp61nfg.mit-edu.top/post/2804591367

  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-affp61nfg.mit-edu.top",cType: 'managed',cRay: '910aa8c6c92e0852',cH: 'kx_jcFsHHM0pL0EEsInCow6DRoYJF0pyJ2cgqAmL1kw-1739343181-1.2.1.1-Hhk1tZZK.imTisrBzKGZWwOCnsGRF9_Fa4mmJwA_ozCnCrbxkubGc1Zruslnql5U',cUPMDTk: "\/post\/2804591367?__cf_chl_tk=aSy3Mxw6mF0NVURPWkKejfgmRvnsdEajusnl0xjtUKs-1739343181-1.0.1.1-HoVB3FTRzlcAN_HKM_vkqzCcHxags1Yjgy.WZnvYll4",cFPWv: 'g',cITimeS: '1739343181',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2804591367?__cf_chl_f_tk=aSy3Mxw6mF0NVURPWkKejfgmRvnsdEajusnl0xjtUKs-1739343181-1.0.1.1-HoVB3FTRzlcAN_HKM_vkqzCcHxags1Yjgy.WZnvYll4",md: "lXmi0YOHdk4yYmBGQ41JXWxGJdLlZDBWbafuPHe.J2E-1739343181-1.2.1.1-a0o_NYj8gPOD0EMr76ZuAs4KVu3ZYBNIlOVZ0oeDXUMJH7zwPHDuyVJWvmOtBagmIvNsxdUbq5nFCNnjh5GixQkz_bgBijYTA3v8LUmAzy9MmdY_TsIIgK_oZX6VwZPCqG6rxFF8fQwzmlcmFXrN6eJbL4_Dt.pH_XBehATANGjKnB_ubw7R0g3pIcBMrTqpCbMs_YxZtMi_OdPKia7HmzEMRg7Qy3TmHlzidJoopWuA04ZKXbqRb4h_XLeIu4UF8eFoBq3TnW7x41ArFlJ8OYCZ2N2li6iWRJN0dB032CecAI7M4JscJbTZQUpodNuJBg9rpRghyHTpC136Ilf73KM7HDBAp7mozvKe.8IT.Ux7d7WHJcm9rH2vFvXzoepzUC1xddO.lfCJUNBAQCs8CYzqiWdzypUp9olyYqq3hUWQTgsFumg7_JIRWQKft2H9jj7tPONe5e9AM2F.KK_8svBoTCW4guXFqT3OpC7__DVl_YSjPlnXr0.Y2sGhCSASnUh99AT5jJ87OtS7XXSwdK0v2HHMZuHcSppes134R_fbyRx02mKx2P8pwf4Kop7rUPVnuqxPqi3s0v3gTQ6L3vmRGVD6lt6afZTHL7O1iWPHk1hV14qy1jm6HEldzrVWAzLocsSbipyOJNQDvAlVDDMmJWWAzDc6ZtLKc2I_K.flrPYv7BXqywDwdrWhPx9O_ifGag1dTE71Q3SJUHy_l_hXzPFKprVpYAAmjejQwOb.AsJW8YakAjdJerXoVbCC6HnKM.2B5DRnW.Csc1ofowK3u5OC5tom_LuUa790LCfFmFmVoOb2pYHdi_S7Vl0h0edqh6JbCvaktC6oEFjrSDjjs1sDYFYIwaZeVHGnq4Ggrf5yEaIk6sdxAXL2ZFnzMVoim5Uo07pRFbp8LOaGDj118poBHtGbK.PPmwKaMMYDdeOK.tY.QfKevm_UstjTaF_tL2hdWnfiAAL5QhsApQH5wLopVLG3nGVaAWHmF1MrAoq_nygp16trfbfS9W_C1MRg0MX4SjFjp3ykjHSWtzwdvJmctlGYuFK8RUoRbaiDSs0iDQoQML.Kq5DCqSZasxpSOvrVfd39lcY08DkPB0uDNNaGLRO9odXrgpzZrIvfllFVYSr.Ddjuyhq77CIXb6zaBdtl0fDkTPNPt.wKhbDNqk7RFCm4IlanC7YkMLWP4_ntrCvd0DIDR_HZepRnNiuSq4rGdMSBk6xo_rKn.7wfxAxYZOUZub0GYbEA6zpktIb8fZYQAu66TnBhx_fFQAA5JVl3SpzEiGKkcVCOq_ZGDqoIG1RXjjcIlm_3oHvgb61fGkaES4doJPcfPBytAOPACzHqUlE3UzF1LYYnA0ucqzh2e0zslSoHskDrmhQINIoCdymH_45Ke71cgULgwh9srVSRo8oWyVClzUxk7zp23U_2ZZe8k3Ozl_9O8_i4rZiUY7s0uvTh3jZMsF5PP3XFzPzp0LESEtvbMxI7ffaNymuCuhUEbFWu6tlXZ9sgPp1nQlZRJpA93lDMoyP_Mlj1wtxMatUJnVTrxDHZIjaiEypkctGCjYkymmhFd_uC83d5NdO6yvvPdAOY8GzQIXEzV0h6kthJ7YZHZCqjqzo0EkI0cOZwGZyYpo6tyHtKbKHOJvNYJf.dKECcsd7iHoAEnFbhUC9Jxo0vvE_sOGG1DPSf3dGnZDWOJCuVvdeJKNKeEzQ4C2sDxNgty8gVkBKmULhsL2WQWj_qTL6l2xUB1QT7qpRiRrFusu8nAABHNttL7t.ocweiqnJ6DMtPCjTJ75VIKNLfm7INItJ29QzRKhKGlWQ2htSopHE8IoeefC1Qf.0bY22OPa6Fl904GqgGYJECZBbOtOOc1KP8E0YNcvPR7ggZ2rzDsPYikeeC.vASOcggJHocalye2hq385J54cHDMYpiww3g2Ei.4mXQYvuuVlj.NQ4L1lWxJ.8W6DwY0RncSS.TujktWvASyVXkCuVu7q5y0c8OKlkpugo9NSNxRqEXa5ZbIv2tKiIu6FhytgvXkQAdJZPy6cIqHmJy8GMv9tWg_GnxVzuDZSeVOFqYIuHbmWfmf3H4lgi2SoDAWYWlUhUXJ93r_AlhtTpbA0Y.OMutwLmfRB3o02u8p7xc89wBTWzOGyEerPgZWny2gh4u30detu7CEyIOdkjGHfhNVBL.NUdmmNaKaBodYVXvQUqpbr5kObVbNd1fo_svf20ZfUjn91ldWPNC",mdrd: "9hiTJkeDFm_31jtl_GcqvzhPhlB8iqKP5dgzMz5abYc-1739343181-1.2.1.1-xYj9OzCnVbGDF6qFBNXeYrvf5PolOfCXtQ6WsuC5rK1w7L4ycgOFBTMlECrc5_bbpY5SkKMvl_t.HTqXszkvDWvilqW0Pw2692ZUr5xB1cXCo9CP8s_0NoI5rcOHKc6NFzFYEFcxNnah9tF6dP2Bf7XYyFkahnsQnmBgMPB0rHy1m4H6rsTE77oGgyvLvg2_vQwlAqUYJ8RpUK8saaajUPhU9AdZMfTYxX7zJ.NMpk60bItYRC1tAmXNtKkCMZPr0aThC91Xdxmpq1siJse.nhr5BYXujbdh.5HMOvgBSqwx_LGpbRlksRzjCLtYkmIEZjSeOe1HyQzMOGDlcOfszF23Ydx8TZ7FeI01d4eWSXK_AmEmde79gj6nT59WbzdoWKwSYpHk72MDbM.s1YQvwr_DOpl9cZuJjnayOgbketKropKEvjrvnCAGHyWG7bjaKXbahtfwgAlmmpr3mRUwWfv3JRCESffYkkTnEV_lMZOVo9.mxO6.NkOLQM0ojmdxlcJZrtou0ChmFZ15tCCRwbEcr0T8Ervf0y9_PXS5oCkBCRudZD8HToGA2cy_Qen35QVL7LJTyu6x.igoB5hI0dSJOzQsiBS7GA8zlXSiZQKob_2KcmyBo2v_enl6G9fO8N3QH9HGCjQ_5bCCaGr66673eSUpyOYBlr2BsMJhBbcHGFYaePYPfRsePhbp3AwvEYVACeFmHh0qLcXWGKR8uxLGP8l7VZs4oH90rpLD.aiLhRDAtSi2d8iRHYiTTuZZUl3mvTSiHB4iZyNOd.pun0MmDgyytWk6B7w2ltRzAKbvLRR9nFCIY0Trbc_5Tv1w_d6IQw85t4xdUoBBZJshO2ebeKxtcVlZt5lms7lL3u4vBuG0rYB9nM8jX.7eYYXMhr58ABZMXnr.fk1slydMpbr7HFKEShlJbCQfYQwGM6F9NWpfxxyZd_IjRXekRJHLWjJ02CQ5V5CpV736x8h_EnjH5DgF2s6OIEfT71XoLt.FdnX8LLVkEiqfHw.yydeYHTzZ2lJsDYU88QRHJEI3FeUkyko3vMN5VzutoqlY_Di_sg_Gt.9xEp5VY6hcN23ngpD3_EZlj6hn2LUTmOMdT9heQkhR5tWWetZ7RJoAizYVDf1F8p9eV.2ZbpEkeKrf18fkiekI3S49jx6Sc7OaVPnUU_8cWUvn5gbaKVNTOalZE.ZbzgMNwAjrA_IB5N0HoC8Eumd484ahjyp.4JGYw27.ZWD2p7y3bN7x6VpJpFZP3fYJWtSPNmD76sH7GQMna1EVnsUofzG3eA6TgOSXAoqSWKVGPuCecx.fOfuso9k0W4McNwsGMIZHPW4BW41mYBDmU.9bK1sDIQzY4yQ4CWORQ_ObrwhZegLgJXl7hRtJsiHtL2P0eB59lLuoTiCjH3lEAOaatasoEiJg4vDv4yFefqLoFFwOLrwfjedg.EW737Lu3Xgnr8cPBXaOhrG4xkibCtGXujWcXquzBWGTmrQxLpZxs0upm9MMC5j0cepUB9dxCA4fX7UXEBFWtv9Du7NilDmV5UZqQW4_61f_LgBFZWODl2R1pOgT4OzsbgLiapNlGT3ajC3gW0VI687CF7krzi8e7XXAvWABSThNUGNFTQ8VmkONYLXH2_ktuaWSMI5LTP1Zvif1LNp0i7_UHraVkjLgySf7w011vw93XXhitosrLKAvT23BHJaXnCJStQCoq6lnibukltlggpKPavJWGORaRartqR7CYpEIhKY0qWBstl5pYG0GE_Xxl7Haz5Rdmxtlu3asK0r7mcdjk15bsIE0R62Admv.KuxQVw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=910aa8c6c92e0852';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\/2804591367?__cf_chl_rt_tk=aSy3Mxw6mF0NVURPWkKejfgmRvnsdEajusnl0xjtUKs-1739343181-1.0.1.1-HoVB3FTRzlcAN_HKM_vkqzCcHxags1Yjgy.WZnvYll4" + 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