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-778964887184.mit-edu.top/post/7241503869

  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-778964887184.mit-edu.top",cType: 'managed',cRay: '91feb7c8feabd640',cH: 'P05AO3lOTJPVOU2ZOQpUO9bSETRtE6MjUySyep7QUtw-1741902322-1.2.1.1-Z_7_DJjvxEj6dPJedZU__MY4gPfU6YJOsvliV0rlGCeery9jjr7oORLKswM0imsB',cUPMDTk: "\/post\/7241503869?__cf_chl_tk=81LJKV34TJJeWvQ2lTz2PeSht3gfzYtlEsCyJVK_adA-1741902322-1.0.1.1-02hjJ1KUF93Ju4lx96ZZGTAbmLPVy9fmQv8ajqnJYpY",cFPWv: 'g',cITimeS: '1741902322',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7241503869?__cf_chl_f_tk=81LJKV34TJJeWvQ2lTz2PeSht3gfzYtlEsCyJVK_adA-1741902322-1.0.1.1-02hjJ1KUF93Ju4lx96ZZGTAbmLPVy9fmQv8ajqnJYpY",md: "1LJdYK.m13I_LdfoBG6_rjHE4F_xleoJVEPXjC04we4-1741902322-1.2.1.1-qjzsZWWOySyH3AUyS2ySp7ZPVxTJZB.vgPjmDidWEIEAVKtVb9myXOKcjGDy3r2Ffy.fVErJPqKF6.6mMkqmc5Ex94e9NmIO1MetXKmUxtElL8.btb2GGGY4aQ_XVgBYx6WaR8UICspeGB.Rm769EUEcIyOwM_IJXPQkiFzC60Zv2K8mcftZ3.3HaAmYLhTtdrYkQBgILrxee3_Sik0OOC.juRiJy.wrjeI.SQ36WJgq9QQb044JhKYXJS3tfEGQBgao_d4coOsWSybteMR2ZsJk98fD1VXea0x1Hl89RL8Hhc6O0aCFSMDNc4Puunt0une_v6aHCCK_2hOPrQt9Y.wTIIPXSsjYWyXz6QyWxRNvIIixirR4H21pv1K7L8Nis1FE6Ue6PznKOpLgLKUjAvWEWEDO7Yf5_N2sfmOEjCKUKin._SJ1jtEgNmXUHix2sewKYUp5M4hRaQWWebJZliOhL9v26.knxkjcCijJABFJf.uR6J4O5teKaAstdWkz0gy3hvMO0ggiXKGxA92TcX4CPl8eDCtprmEy16fV8MqjT8K6xCcfRGrybFjEQ5_GQX3vu2SV4Rp_IdJ5NTinyCF6HzXhsMf7OyLc.QAZldrKpu.i_LkdbXxYikXDnxX1_JOhUPNFAL3RTq.oGEzbuLadN7O75WRA0MzPcODFwO3vnNjDqFQPjjDE8O7uEDxvs6j8.xgaRHOTMyePrcWxDH8Ve69X6Wggh.TdBZrlfVsM2Bng.M1yAN7VCvbCPuVhx4pFqZtz2Q3n97_txYFFsPHhjKRdB5IQuLcN2sb2v1sqHnhhlaDvjm4Of4WSNBO7Wfhep.vtr6SjDKaDkTJXMtp6xYPwEmrDePCsvPBYZQYmY59tM6xN7UrrzA4NjC2BFqcrEizMpuZDqAkob9dLeVkc7wit3UasqwpKnqjrHsz1tk0WcxMD1QuA1sa8Ttcg",mdrd: "VELAYW3BzdhXBaz1ufTM5Mbkr6smBUzOo.IvQkWh2cU-1741902322-1.2.1.1-eua5hr7wMV36VxcYz_J1KRQ_mL2mqWc5wdpoMZNTpjog7vHYvYpszGLNr5TBq1Q4qFMAzjNuq510BwVvYrLVxVKsqdiUwS52LnsBeui80MSOnaIMeiIBR9790117oHBI15rXbuqyUMbcRz1QVpV4GG.wVfHtt4u0SY2DU_H5KOVp81nXxvU6RExZEk.AoRtCBI_Pd.VpWdgtFKxUTv8YOYTzMfwo268_gPu.n4q0fBVuZxTaf8LLWPq6m_LaTkLFMBAs8CBb4x3R8wokw_dbhPJNxIMw16FbKQuGqpiCXmh9hkwGFdNbNLSRE96F0U4YjH7WHi5JJmznxT.OomxeYHIyByBPQhyYqVfhclgY2tmm.LgRDUPQrZfhQtPWuOFlyh9N5EVpQcYJOGjctVr5_Eob1T94g11EImVeaHefscDFNGw1zfqStZv9LhJ3sMq2ZZFH8lnPZaVfiCHLzea_cBjakcJX7W_2Lyej8MDYLsVi.7_ADZJ4EASU9uK60mBDusIRL8vuonHGgrI2hIzcrbm9LzHf5O1hNMIggIzYye6Tg03OdEaneDKbInEGUPVYHqi3dqzdFraQPMWVj.TZv.H3u9gIf9hsRM2tBHmbHY0CJSMUXn5nagdGoJc677eT8jWMls3.KwcnEdpaIJxn7TjKoE1x2UwLRtJcqgj6PFP816c4y692mY0Ug81bUJA0XcNxEDuurbvsMwNsvTCHLvMon6FwOuB2LfSNDQCN23VuG2OYlLeYCuz4x_1mNatNgYd7Mgq0zedaw5Md0H4fUbBlD8bUfk1hHCUQICw70LZXJgco3iZWp.Vb_KoxIuEy1bWBZDH_mp0pAXldTUelK1fvGHOt7HnwpCwO5MWRmpR0NzyLGgMVWjIum9MpB730WdEveXwiPst05fb2A9Th9glXZ5sPMHA6rYGK.RSyNg7iARJN6gH9CHBOal7wRvxoZ7hkpFV3vDeT1_E1xF507buiPCgwAK6_u5gpOSYGQCcIvhlqhdyYkxGtfAvjEWVI3u3_miW2V52bMMkHOfqcg6WJ.NK3kcT0hqsgCEEIKrwFyqh_AUKomlZZkxKOVfBW1_Rxa1LHCc6LTKJYQhU976QB.O3jul8y2kKmWK50U_KSPko0gV8Gk0XXvpcunlSuumNUVDsxVHteK.lCdz7RKgqiq4yUlThPTWJv1sFU0WhsM0yAyrDneUKzubMOQJ9L7.Ga9oytm_RBO3W8krI4a5.D1DPVLdbIhyMU40VHbNHBskCMdHeEcscjZqJGuO2I_O676wvczqqF972zXE8efPihSWZAkHAQGN_YO4ffrnU_cn0Z_3LItKxpqw9OxVsBpzwwO2VHIqv7H0gmDdpzw2xfLetkogaBocnkqemz9pmvdwGfBBQFjHaKHmzeD6OfphOkgu.QN8XjbiodbAS0KyrIi0YGNEzGg_L707o.zUuLlG5iMvWPX5cSiUu.kkvXKjqAWrHbjuFG9aFjlBliPxU_Rx3TNMhDAThHWYU5DqXOAVw1xYkUx63VZMTkVhmz5SKMGv_qlu7c6R3z5wA_HRNJi5RzbRSJzfGeCbU8HHKR9E3_PCayNKUPIU.ZUGdp6g6sJdwFDMQyk8XUKsnw6W2EyxbqT5QSLoPLUIDH1JAfEUxIdnmScFos6.wdyHOUCYTOa7S9lCEngkdlCeW3C3MEA07TfdBrvtWzbOFxrE90GQqTfxD_Ed_30Kpz6TFODTUAK.UCv7Efz736UOtQSm0MtGc_.vttSZ9zNH2XxDgtujpyRlmzLzZPFF86QVf.4dZh1.ggtDxDQ8uDM_so6w"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=91feb7c8feabd640';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\/7241503869?__cf_chl_rt_tk=81LJKV34TJJeWvQ2lTz2PeSht3gfzYtlEsCyJVK_adA-1741902322-1.0.1.1-02hjJ1KUF93Ju4lx96ZZGTAbmLPVy9fmQv8ajqnJYpY" + 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