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-424785806549.mit-edu.top/post/6531297408

  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-424785806549.mit-edu.top",cType: 'managed',cRay: '90f3a4d11a75826e',cH: '7ABi3EmDspu_jJxDMcYUvgG17EkrOIzvL1yCZu9lZOw-1739101847-1.2.1.1-Vb3d5Gp22RJV40cpP3MsE_I9CHFMzZvJSE2GAFfrzRHcHRBpLDpB5NaCmtC1Hxg2',cUPMDTk: "\/post\/6531297408?__cf_chl_tk=F2FxDxMe3fLMw3VloJaFbkMTSyuOD_gIkLTUGLyO.rY-1739101847-1.0.1.1-eWCgfNSgCh6FfX01rdGGO3RV2vDUICdVnvx88VCX2E8",cFPWv: 'g',cITimeS: '1739101847',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6531297408?__cf_chl_f_tk=F2FxDxMe3fLMw3VloJaFbkMTSyuOD_gIkLTUGLyO.rY-1739101847-1.0.1.1-eWCgfNSgCh6FfX01rdGGO3RV2vDUICdVnvx88VCX2E8",md: "NF4KiQt4WwgKOXcYrILohwIz2jrwuH1zgW3NLl5i1Uw-1739101847-1.2.1.1-9gjphKmieALx8QNEbeurbi_DclhCUVNZHK7t6Tb153kVb3jrML8RyPt0T0iXL1HEldkfzkLDDGFbaezEzTSHXmWphVwPNIkbMBgpP0ebF4vvYq3govgnbybOgoNcMP3Jy5H8Ezgk8cq6dDOVC4eVo2kl.de1maHvXhrHZwhCYwSinHm7m3F4SrYazFDAHd5BPNk74VD2w7Fj3UUwvbQHtCUnwuZqhGiezBohdB8SNTYY89QXcIqXZEEAMxW9LA7VruCD2kVR68fkbgQ8LgZXykwZ6Y16bpFYAYof4jWxq6Ds6khHQf4xXsXawGal3L6yQNtHXOcF8r8eRPNHqcfvI3Aitu2VENXjXktZ5CZIwGpXK9V0uH2JnS_tjxThJQgnySZ5A5YCD1Wa1IDRX9Ff4hp9RM8gnsIqRlBPWZymdUd3hZWNd3AT1gmlwo4PNP8Ey.zB3B4kiaDyIS2lcB1PJ0SEtiYrbXD1MF_.YA_Mabf1UtjwpZrHiUtmpMwlmVBkYk6.5KiU9keQjRODRBMP_3mOkjyU40moO10dJKMvHHweUlxlqSkYdJDdGzdkbVA_wjhUyaNxv0.ETJuFj6YjJPVKz3QyT0UPjw30pFBfGBL0MIvgSvgpz5ssp1zHhXHkmI1q5T_r_6MfnOxNYM36B2KIzTZtRXw4uTn9GvAUoTETAAnOUCxcIHA2NCYrUWfRAtGwuoQ2iDrLtE4nlxGBo0Lz31h4jWGSlSswrcpuRUBZflx9Jc338s4wB_ed7vCYt4.Ox8a7ZGe.l3nlibHBH4eHZuUf_RFS8anulNXVm.t9iYhK9AkmszrZNcFlrwmizeFmmvS4laXXoa8uCEwxVVO5fNnD2NIhMSNJ0mzj.EnWfhfXvN1OppmRB1cDfRF1Hg1yN.u7mV07pVLeOAwI9f_x0TQGn1ZLfN0WI2p9Ih2pL_Nxboi_O0CMcUffHfOKNjzFHdsHg6yTEiHSzj2oM.rapZPVzSdORuN6cFiBHxVudHcrZu9ullLMdKwgJISjU9RWYfIF_v.yHWPPpZnacgkimxAcFEgCcTMy0Pt6OeMLqV78Xm3SxYpP0J6jwggbjXfSCaDHMianJZ10KfhK.fAB1PCKpzrX8ZwVGLmNGDpy4zdUCVz20oGUYD.zUkZ_dUBHRx3FQmZ223Z4cI.ckPKNDekVzadw.l6WNKAwIimxqCpHjjXXP0tNLrmzflUNgDg6wbfdwf7bVjo2KQXPBEqHLvhBxXYiOMLrIuYkiYmdtxbFJaq7ZbhnhN.pqXE13bPMsWCBnnWmtPOZgBk8sCxyp53yRwJ4cgYy9vubiuxUMAy88M976y9SH42nws6yH6ZAcFf6DjFkSI6BMG7hkFfxHGMUqvF6ir7nb0y9k3hwqz4ptR8qomLblwJi8a9zIaYtr1.AOvPizjySdXhbOhJFxhGizb.A2oV1HCWyLOh67HmQ0XsFpniPBBCIaIHapjVvsAQauH5AdDdx05awkB8d1IwO_wM9U5RwlVKPOf6Khf17SLo.klo0JnAPEjFvEfsggxGRD4E88U7l4eeS1IA0BSCvWAZp78kFCYwLd3GlIk7rcr_8AjBgu1SMA2Rm3w5K.4TcW3dBynCa5LAOuj6KgkfIOT3Byu6UpouaxDSvK0NDpkIysFrZCy55EusR2epwAbrhQVLOTk6fR2ZKSadvLfS1nxpqoV81002.SSxk2X.IZg7l7iLNdaUbXs.qgYDrHTrLYrBfQ_tJNIMOYV7Y4sr68QlN8_nVbhgGC89UyKecoJF6iPGIW8naff.NKkYMxcOMxOTAo5sq5dtpNJNRBwwOh7NV1vZZJ6M.TbF4iIBADVJcqIfpQ6SUo94GTlXtOlHFskEhfxAP9.5USFQYveRG90MbmPIXSfZa2E6e4YxIziiuFGtHb_Npbxe2jM4K2gQ6cBth8Ip3UY1JEEr9RuT1E_telx7RAxCk9ozxivvf5nsrdEpQUU_1AO6JS2TbSzHY60Ynb8axswccKTysgbLrAGZA.oHDjvy1q6SnXDMNChuuZ7xN0jknZnlE33VNKBpLm3rHBOf04KayRheEP98bOJcnJMFZp4I73FwcU82DTbv0ZkDK_XI2O5nUNiMhTAJR1Dx3blTTHYMIyI11AqDoRX.8cRFGIVxKu8MgjWDYV2DmZ9dMUzpDbj179JIOVMRP1dajOlhj8_vVqsNKPpfHTgAKyA0vOrNTJ9aGx_RaRpgFRajiIEuT9TxP",mdrd: "hOVMfOLTS5BovZteyY5hfWAOcMb0gQ2eYSLyGBMLIU4-1739101847-1.2.1.1-zMcsXyY3kKiwIMuPO476fFgeKIe4rCmh5yR6GIY5sjQeIEJt.f.w6JC_WSpTpinGoa_hcvV1VyoPhcc.vwtp1Fw5m7Dp82KUeblyewLwaL82doRgkDUimSF1nXPmYPyNtGCg8lqycBB_.sFD2TdmchoNpbt.Nv7Z72UfHqDpnRVR2OHcScevtM4YQleYDKnwYK70oI9k8KrUefdiXionBn62D5SH2njvlGVOf5nJ8zthI0Y2peSCrNOQLyT4NDL8OGhu09abKB.gaLDhfR1BRMxPy.mXYf63FzOqZfX2j3H29RSuHzy4sLvRZIfFwvcv6wEdZZgiW6fRGbT.3nFLWfwlUjqWxAk_CytNjHciU6cSp9UcP6xUwdiy.PeL7oKXi3d_Fkz6NzPWk676ChP3kZgfVzFo1s2w4suhUI614DQvTOk_4ADfHG8i3Gmw9omnTqIk3Io5ToqY3WhrY4mRLiPK3F08C93WIH25BLkDZXH5NDkijU.iVgnZZhamqtGxoXtnEFirdyFRi.TNicUxWheJVd3m5RUCOBj2jN.qWe9X3R4jP_8sCt0OiBVKDKfAulvAbY1RuYDY8dYPmFyW0JgYDmc7tkmMNw0bx6fWXddd.Fme59yfpNaIAiKFiYEz0ATEUrc3QJnR.k3s6i3mDn82GW4i9H82hGhEmTVz4vGvHrFSqYxYRtGBOu2pzWZKPHVqD7LVPx7SiRBFv6RItyAVNZYsOcvfrtMdC11zn.qkEBwnl00ePJbvv.XxHxSi7LbHB.ZugwD1Oq2thtMasbnc4qP.X2Lw6sWdmoEv1UZIZtLhQFvQVl4j3cCZyy.KGzm2jJ.FsTjV0QaMp4SPkJ8tt0sUbn3SB3GVRkY7U59Ti_PJSudayI6KQr8KuP4aX5Y2OIO68wl9Yctc0X0pxTlRaWXVCZpd0d0XIhXeLzqlFehwJRTXC3MBE.mvyw8ZH8K3KIrT7onkCU3LM37BKrO8L2MAuAMnezyMl5QWTsmT.JFG._nn3gkHQ_Rmevo5JoWC5O8VM_YwdEWzBytN4vg_aRehX4phOf5rBxeZzyARVR6wJVI_4A2m9H9NtUSvDyOzLq7ahQJ_EbcRDUxyEvPmFP9J3Kym3OZlH6vnn6bohCxyaxl8XGQ0lmaRmUZRk7N0SrcyPJ9WRg8b5bXaThjmw59JKzeJtgmL3IFhxyVPQZNqmSDgTssMs1KAqsw1rC_pDy69Q7oMo6SxKUt8wNA_sZNPfyd8PJnm5cChUabAoYQfIWSmxBhbwaDUna7VFtQkKggNdA0ZRcxqfMEHBVsNW8S9n8wwe2Qt8BaNds_RHV3Zjv0OvVvGbO5Kq9WHwH8FAApu1ZUu77Drvmf8tDt52uQe0BDxKox75Ohwt71Xd8lAE.ic_3UNRBT0y0NnqseApXS3PUQXyJP5HEX1wzNK5bh1HBfNuFwA5c0IecWRdeR9jsJMA946qzfLkH0nrIBEfHPSxVx7wwctNqmbnTzBWsdH4rSMxd.OK.xNfKTn4y6aq6bB_ta90_RygOoOUd3Bxbqxi8jyqD9t263kYHp2qn9tPU3WGPNuh7nKp7xxA558uuWrmhsWt_TjCBCkuruBNxB4DnGQRcPR0zXTeCBIdgdG68A405shbgdlNlup87TnAcAAhyF0ZIduHfw7AEm_puGEIgsDnTIXylKltSMvdRDBInHRfknVDfKGdE5RzeYa9LH0AaXo90Xq5ZE1Nh2hD1ImCUDZ0O_rrxTKYPIdSCR1CHHZomASgwgFQhxWbySDX_4kjaTgXxOCUwF5pPGeFPi8280H8NVryWJ2pv62dpCzBFe9NL7pHRTdJvnourKgbH5XKRD4QzVQiu_E"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3a4d11a75826e';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\/6531297408?__cf_chl_rt_tk=F2FxDxMe3fLMw3VloJaFbkMTSyuOD_gIkLTUGLyO.rY-1739101847-1.0.1.1-eWCgfNSgCh6FfX01rdGGO3RV2vDUICdVnvx88VCX2E8" + 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