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-835412974082.mit-edu.top/post/1659478032

  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-835412974082.mit-edu.top",cType: 'managed',cRay: '910f64c318bed699',cH: 'FGe5SzRg9PWXlgIdvmeV_aufk9Pam6.oRSqxUdr08TE-1739392824-1.2.1.1-xhzNr0FLPUPxpaIEexv.SczoWI6l294hwFrzCvSAZpA2dKLnSo8iZR3WFLBGEfSW',cUPMDTk: "\/post\/1659478032?__cf_chl_tk=c86XjR09gt4rKdme_cURc3En9_quncjOWqKwzwyoLvg-1739392824-1.0.1.1-u216Yh7F5iEYqqmNbUDwO.CqwHRLqRSP9FOFUrSBMA0",cFPWv: 'b',cITimeS: '1739392824',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1659478032?__cf_chl_f_tk=c86XjR09gt4rKdme_cURc3En9_quncjOWqKwzwyoLvg-1739392824-1.0.1.1-u216Yh7F5iEYqqmNbUDwO.CqwHRLqRSP9FOFUrSBMA0",md: "9mppnsrxhtQnQbAIfzPHbYLZ.pYnZItyXtTeFbmckGw-1739392824-1.2.1.1-LF1KEWDixS4JqEsLdnc5pmvtcO4ItTLCXhr720ds9P98o_aK8IZy_vDO0qQr9exkHi4oQ4nwsPWLJamtnJkoW6i9DfXh2EE5p_U7aK2PZtXcvX4ldvAfgN99NIbfAtuoSqKNINrsc39qLNa_GAR2.AZHol4fFD1X8akbRexut80ClyCmuagioSR7lu6eDXiTAe9hCRs3_.J9TVxgTBkaHTS6zYEcRcA8fRZnnfPt0ksfSayTvQaMMyZMAFJTM3JHLIdPovS.6JjlXgbz0Sb.KuMaxgm0M._iaEEA4XoDLrTt6TawIP78UvuexRowg5JpPjOqk1SysyZ66E9ZM3aj4vwz.X9_3kiqyvGQx4BiXQ.GSb_W_2HLLljxENzSRIJFQrLCqg1ui6mXbNhgTuxSC2XgMDtc9med7loknlc5MzPifv03znBrF09Z1ddjg9Gko.Xj6SA7uDF0RsKo_P06TQduiBTZFMg49L5f82vGxmtN2NvAvrCscP.3AwpJC7Lyhwffpq7licq8gWBruJ8hLR4X_uCUr4GVhMNXkE84lIzT0VMiGcwUMwP1.OB.QfXNoQg.bJ8mUWYCcgNutLV75vyz4YFGyd5CuoFwEPz8F5dvmyXkpmNFLUXYlMLZ93SGsFrQ1.9Yez.BY5oVxzYcc1be4z5_D7HEilsJnE32.jiQwOHfcRCw0yYsNa4RTpIe5oGOHjlubJfWfdo4jVb.K4R199kPwHPYlvNsn8CUykIV39DtdTKFbOPjbdYj_E8tmsTHyC5Dypasa62lthKms.iNvCusrHJt6kn_RgeLNthLCq9tlscaKKNycSuyisysm8t1svFeakXzOnjCEz18R3JcA2viCHWh7lvHgP4MeTjy8EUvilIMTui601VDU4IB1VwZVpo5FHnbTSfzNQIvbLV.9Pb_NNjxvptWLXhn8HgkpqPx28XsFACgSn7OJEOwUpmTks2l0fT_xQsCoXF7CkjOkR6KWUKKwdqY.ckWfoE2N_NuwpPxaiVQRzTGA6EzPWJ_eHXYJRtpqQC2_vzLIc.hyN1Qpk9asiCN5XrIhrD5Wh_ZEBGhd1JxZvY_RsAfEIJDzNd0kO08f47jUemQWNYjh8GR4mHTEKfKI3hSsN6_iQmH_hnrQTHDUxRCESKKHhJ0GETbJ3aLHAhl3rc0SdHg_JjumFLOCDzcLw2bwyWxTLdcmr_2Oh11tSEAT5hYSqFlCNbOTWiRb04J5rtjOE2YtSNf6dAX.ralCcXe0RIXR22WBm.rTU4MntfaylsUV4toaHWils3_oMaNcSz2FC5.Ow8HPOCVKSbpM69O7XfS1JNpOYpxACGV141dgCMnR_90JAutJ1xmH1HeiRALvxapKO8cx6.DJZiDoBBfFPZ7MGhs2XOYOsfiVh8yVFaogPoKcxqyibGCwf_c7ix78XokSz3wDsMGY.X_._OYoAg07ho.cqMCZZLAw3gOFWIHQAr64znN2s.XRsVMBr2_U50.pm9_X8v8sKh5nJqj4h7ubPx4vFqZcyhGehIUzBjKwMz9eKtW_MaS5Th4eDpM2SWVF.H.v8Jl7qmsr5opXK5NX1utqg7Lopr_aTVNCa2fT4masBylJfDgxFaNzn_cmEuZ2v35pkdaeDmuWPrq.Z7DwQ13YbWxtaRA2Qkf15mFGDld359zEZxsP8Cxi92vk2p7YGX2h90r4LUi1xu4nbI5yoCYu_zdf37LvqerOovG0bAuoyRQwTZEnSlZXNSkMiDA28jtWGzW6DwmuRmBVM2EzEU2ag0.Tg4Epa3tdp0oqunQezN.CLtMKOLCi9_XNGnv6dN3th.tVHw5Xa_46XTTmR57NfvMTKR36NgXoj7UajcTLcN8AXc4T38F8gqrPdlZFoZ25MlBmZaaJ5GGGeUr.U4H1K2ZyhnJKzlC1PdbMGsBB_zlVh8wI.iCiuhNPN5810IMavjuXbeU9YrXW8BDwRxYytF1gtDUwrHynleAVzhBVfDe9982PVYAnxSBjWpMD3AJblYai.8iOVdYXtl0JqrHF2VxqD5dLh3iy4Et9j1IFLWmIBw8Xi4mCHPN6xCcpHZ9T0KwLb587flQIIU1NfNQAe22I3xc9pArdgm8oT3lij_CNkDYmZm24LhW4zig_mtq37AX8ax86.WoWThNsx..ZINQEPpDNuACRakAlZW1Ld8ykzp7SfPwd3l6tXE7NhVTFoZiT4EAn0APZ8hH36U4MWkGs4fAqQHNmJ8w",mdrd: "zWKqyn5DqyS5FY7jRTW2aNJyjbMr3ybNWAlloB76pA0-1739392824-1.2.1.1-xbTHZTU3vvb3fpIKsid9JlPkq4TFO9ChP6tIzZ7uUdB8Mt0SoYpg6nWnABJ02l.wPM74oxInR10yCI5cWcTAKefvdX9GTqOEJEQ.KkoyGFJhG6jkuGbJrKu.JFUXUZTKIa5LYiGYMPI1VBXCIrk79uja_7oxZLBu87UikEiGnQ55MDUOYNJRqe05zJsfxeMpWCLa_65lGiKBSwEYOMelTvV7tICuS6ErlpFAT3Pxwo02VQPob4qa3TN.OWwZ_OxrYSg0aNHgQiLGdznsOjFAOro0iIuaxigKVvK_9DAYGSHdlJMfTik0wzcewO7yldYChJ_7RPc5_E.1rwvZaEm7M21QfH0NNynOZxt.FIeFyM2ONFbanCso2T2JTUqtMsRUcNuaR8oxnYMyRMD5dAY99AK8so56sLkOK.qVUU7tG078qUJJstYrJ4D2YT0RjCg4V937p49lW2PGCOGmgZy3JN5bSIOV1m1XcURWIf6RUxXDWAu_YPSolLb_mP2uiMXWfgcFmSYvo9RQk4atllEdIYhFuRfGAYj.vfW7cVkJjf7OU0b5NSXBThF465zBJ4xEFV2XAw0N6I4H9VIb7nXDDrJCI1Um0oOd3hptqxQKR.A309nGDjVubbprf3RiU_EAd3DispbwhnSlQ1hc2upY7LnvYmHvQWlOLlCfRkf3NGE5KOEodve4tfX5eFFkgbFKnSAjm3VeDVYmZ86K_d43LwmxfLSgBnFLx6vWtCF.SU2zN8BSYbw6fLF1UT8iSDdjfXLTyK.iZxht6HTGamo57yN0_uqzSe8Y2l_x7iZcvdtZ2JtusiT.j4svkvLaEjnoMBanZyT1vxLE9v7yf0Nzbf6wYERt7scQDgs2hjs4f.dNu8eqVi2uSOXNGtkCSuDiQ2DfoBq7WS4uBAWWbYjNJ_pL6x7oo43qXkQQ0.ywKAK4efqUcpTPzsXe0k2U2Kjwq9ZFYVbB_JWARzUmID6bKHS.ZgKNk_Pu6MopvCNk2OdLO.OH1sgYk4AkGWxFsVk5iB5BVvNyfN8FYZvUxbzSSkyAf9KBL1awG2CHhmEuWEIHJTlWhvQaTS.Hs7iXo3xkYOb3InGSfdplRYVftdMHkSomJUFyboKe3Iw2nX3GiqcYzELb1A6jmADZJGpmnXl73_1LCR22OYL4w.tyIbZedivOiccNryDgllhlNLpietZUe74R7lCEz7Mwi6srs.3SmbaPqo_fqj0ttv2sSkpqs5WycJDp2GukCM4ZVBlromj6g4mjpSTKqwh5y6DQAt2QJVhSUWFCAC_QfVGfCySloBwtEzfCpyp2BRyd5CTfgHF3uzfrdzromGewmlAth.t8.s_l5UxoLgvkCdYT.Zf1Jpar4BXdDHxQsI5GTbW8WXS_9DqQ9Z6_uXZLb6Rfw.HprIo.WvW1Ov2GD8C5VpzGiQil_nvGEi8_E8RksQP24RMoJPioC0vXrcumXdKOpBBdd75nWkEbLdF.UWJTkiU2hehzgBEGJuVKla6AhgaT07zoH_suDn8Xv72CgKUgXx_6OxxauenyfLzIQXgYvoagCTcJDewUMPPvAtMCCdTyiirvBIiwTd0crxPVjQVJon9sHbSgIxmAA9vWLyNmb.kzXMNQ.6ESkKb7E.xverMxkRJTs88BAe42Hi3vAHL7n1DavY4FrDe8xyw6ex4mNiOARqcVPzOpvBoiVj17XtmotBRXiBCcIK5xAlse1ykwX1rbxJnrED3VDnnoEZ_qdOkfmI5Qfg5H4076LQ2lERkx.jkKlg63kFDVE0wLqgnblmulYrdaedmbmPegXMdLCoDb2XoTed8kuCtEFUro2q4XGcnrshV9U0G.awganntAuPiU"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910f64c318bed699';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\/1659478032?__cf_chl_rt_tk=c86XjR09gt4rKdme_cURc3En9_quncjOWqKwzwyoLvg-1739392824-1.0.1.1-u216Yh7F5iEYqqmNbUDwO.CqwHRLqRSP9FOFUrSBMA0" + 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