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-464964709089.mit-edu.top/post/3854620971

  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-464964709089.mit-edu.top",cType: 'managed',cRay: '91feb7ac2b3ada52',cH: 'GdiP2Sv4P6RgbE1eRTED7xPgy8_oqmqbat3vnj1r1NM-1741902317-1.2.1.1-1_yCh7v6Q519nbefgySFR..DHaMJSREqIvAVk5o6dSF63SoRBI1vY295C8rHyAVx',cUPMDTk: "\/post\/3854620971?__cf_chl_tk=9nxAttReCG4rar73ylmTcfedXF0I.cP.OJ_TdM3FsRw-1741902317-1.0.1.1-doIQALlwWlnyDcVIFNh5iIgGiO0lUMKTqw9iZ3O53pY",cFPWv: 'g',cITimeS: '1741902317',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3854620971?__cf_chl_f_tk=9nxAttReCG4rar73ylmTcfedXF0I.cP.OJ_TdM3FsRw-1741902317-1.0.1.1-doIQALlwWlnyDcVIFNh5iIgGiO0lUMKTqw9iZ3O53pY",md: "5LJiRE8.eA0ojB5LCKi0b42xv38d8VTVyA.LjeSGsiA-1741902317-1.2.1.1-7Fub.GfCDvdTaNwlbuJpPIL4tEwMiz00.mLGJFSmFf65EMfKIPUtYBn2eWBnGpgczmlkNFm6EWQPuBdYSy7a.ZG3HXnJZj3OUfDPIDswDZDvz0WoZ7_bMYjAPbVtpTIKHcRtQjpAzt3SS3EYPoku3qY_2SyJ9kuLrLllgYYNWuzS6Hax4KatHpc6aR_QF6fOkOskVJf26rulaNiHiuuWkvXnosQlWAee338XgMvRkXdNACdPOCsBmrOM3TAPZHcWmwjFziAkJzMPn6O_jN2rQNj5KNXydF7Yo0ZmUxrGKgXdVSdVCsguJSh1pDgb_5g1xpYcqIsgdhaloIdxhe7dKona_hkZDlDwgnuD2_uzgu46EPm6cRVbUEG5zoQ4iJizfwrnFAHWjn20rY0j3vi7yAQnADBOhy29FGWO57utpRxLutaCQ1WwH7uLwqoK7bQ.QX_jxQDsJAjMHzqR_ZGWk3cXIiZj9.X8OvmRKbSimgHv6JypXBYzHbxjvTqw4W5mfSYKqq1L9a60a21C3xz6Fw.mjgYfCYiRsOzEY3mQywtbpqahubQwJYWF9M_XuQEyea2Fgi2DjyaE6UqPgTEuSBN4ziA0dE5FkIC_Bf6yNHasqKHQ1ilNvwpHf8gCgq9BEOieNs38DckZP3XygMibkqrYuKk8Jl5yPEg6H3FmpG48Q9aO5_MjHTHSxUxNEDMjpvUMGfbGlyEojS44sHWwyjEv.DMTLiR5GBZLVvl5S78JHPyrMiaXeinWi0j58C6iX41Kaf60OxePcwVOwzUuNaUxCisK6pvIEiOu6nuzp6H0LXOvZh2mcxocS.K4lBtU9PHF8D0aDk08GzhJ1TjOdLyxhrWZNQMkf0Cla90on246gwh6FkxdRORTzFW3Vx7Ap9jTzuPe5CznsAUdYN2vVQwUU26u6j53ckC5WTlUrFDs6pg42HtTZIQIjkKjNlVx",mdrd: "L5taQTaeaOcCkC20ElfxxcIG4TbHpWIsDK.YDcDGpr8-1741902317-1.2.1.1-qeulUDzAt9jF8k4vP7rCy0rDz7yXGvHaOZkq0jrx7jPpsgbZUu1GgX3hxK7OIfVTiRFD0BAwRM38blk9xboApOrltsd34VihkOsSRkwS2rtnOc8yAWHhKCqtrfJvNIH2qMYhRfv27MqZ9wi6k0z6tiWnWudiv6ZMfLFYUJ.cJsEMwpe66Cue8S9hg1RAgTECpPu1W8JmG0woFHWd1qWJt_zV8SbAl_5WgM6ZY.DRIQsLSvmMZjVDUe34j35o2DM7qrna4bfuP11iF87xA3InHsgh3MCPDr14flUK68CbTHUWCtLFn42Xs2BXnaBXeTaR_Enn37W.IknlwygJkZyTcBNFGuy0yHhPLfwv5X5rngIf8Oi5PhL8bnpfYl5a8Dpbm57QTlL6Tc3yaZygOPtzPbveKH4WASz0fwW81n.NeU74wZ8sNeIXBLkTzpvIhX9wH_l2cY2b_fmM3J67bJqEFgvIP2y22pW_WpBTHTaP8niW4CwLBK1TKxirWh8e_BqIqDpKoRZt94shQU.Da3.LlsI.8BJLz7ghRigI1TQwoNFP3mcBwIa406wmv8HoeXE5pv1PQYq.cWEA0YxqDMIp2hru3P2mfcxala82LCtVoFzNDeZfrqrE_mNBeaTKyXh3KzfXAasZ2K5u4UlfbqUPYay4sTpylZnoxnxd18dAYhNYng_OaQVbH8ZY69l2IkUq04kqd49GVnXmYKPYHxw5EeTvxMEJBY6auj8geA4yDei2Om5IuVWEnOe6IEf8AgZrgYRw5FqHRK4F3KvS_KY7cmxLatWEQeqpb5A4QsL3X95StymBIzZp9K04VkfCFmXqU_uigAj9PA87koZudAQpsKYbeQ6QmQvROR5AZ3MTVPuirEbweWjl_gqVp0HJvCR6zoVDFM94h.gFHXxvUVOT.DIqVMrI_A0ORKX4khFkiziCLqLXg..zHyULJhC5abGCRYitv31BDag_mDAwtz3TFcdeU7IHbdW0Hk1qM5ykAm08T_xn6EBgS1TBxskBBn4ZTZ9RqYQkeuJg3VGGXQxsNeCQVUiFzpw98gT5_rbuOKzdfVjWGCMbwpR.IgjVm8ESVQ6WxGSNAnCAEYNa1ht3osR0T8HPVKxYeeIIG21JbiOqIsiH.P31Ow6OQPCsWsh7OShacFn0YfhoiVH6Lq7a4OIXzHO.PRZM2Zy6JTaEicP9YQFMHbZ68kCb_mGsl0tovwaxTgYO_Bu3o7EnX9N8QMSDJcaTCM1oOfbLSd.gi6j6390FiM8P8GqMzXnX8.7KfFkag4mTYPVT3PEyDSeEb3RhpdQlyhvlN9tJGLzTnXZQb1JlE4e0WN9xCbvfBzsLi0Acr041R1NrIT77UdnQ4ig6DYV8nToBUUtAj42PZ_UjstX7yud6zokdYaRJ3y8U8sP7bdU8yKtL0IHhL8xT6TqkMa4vBY777KVEWPY2nBp03hU2CPlObn2LFbzuyGAq3mXoDoTPbygbmpZYuOSljQjsWxH_lmWYyXpeqbMGmnPru1NaYkh1fYBDVvAO6V_3ayZcRCmgwpxplJVw7Y0JxZknBYYDdE1WlOWy.dV5Up_B9p6DVMX3Sn5xmLVBT7BN6fFIZLTtx0X0U49ukLsc7sO8DMakjUJP2i8cF6dhGtaXz1NFuT1clroicwj8RdIub9w0ExgMqYdgq7giqo1XQY3PxUhwVpnkNzBRH5vrRdqYepHR2ZZ95h2G1NP9R3Pn5i8rjDdikZRZcNpH.kZYqRcqduZvheRx5uGyxxMCB09_DVNmLLam37ucjuQBf_.y9wzsAzlmO_LpQpC2mmMzaA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=91feb7ac2b3ada52';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\/3854620971?__cf_chl_rt_tk=9nxAttReCG4rar73ylmTcfedXF0I.cP.OJ_TdM3FsRw-1741902317-1.0.1.1-doIQALlwWlnyDcVIFNh5iIgGiO0lUMKTqw9iZ3O53pY" + 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