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-578913995477.mit-edu.top/post/4328956170

  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-578913995477.mit-edu.top",cType: 'managed',cRay: '90fd05782cf15985',cH: '8zJykjVSHmvem9pYrl0I1jzfCkdzYUoCyOqpdmoMDM8-1739200177-1.2.1.1-NGPATN.mYoUMrrcdD2XCVOBUG7WediUHFpJZLGnO6ogEU2jD_HW1VvohwkrHnuMi',cUPMDTk: "\/post\/4328956170?__cf_chl_tk=L5znSwdxmh2mVzZDb.HkzxRPYO7AWmLZJC1l6AtUhkk-1739200177-1.0.1.1-6I7El32yolPR8_pt2ltzGB9jgeCCsv7nNS6zkRAS4Kc",cFPWv: 'g',cITimeS: '1739200177',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4328956170?__cf_chl_f_tk=L5znSwdxmh2mVzZDb.HkzxRPYO7AWmLZJC1l6AtUhkk-1739200177-1.0.1.1-6I7El32yolPR8_pt2ltzGB9jgeCCsv7nNS6zkRAS4Kc",md: "lj0AcrY5rCFRsGAZ59V7uhRHdIKqfWKUrddBZgixPwo-1739200177-1.2.1.1-IyeASELg8p2rF7FfTV4mS_YfO.JLxuOsZsAj2NbFy0HbCfEKJIKBY9eZgKAPrfqu3_nIcSKgaz9IDBjavJOLfDIVvQik6leE4y4kL3dtuXBI9vhEdJIwy0mfFCrLHtohOjs2ZHgpGtzIW_LP.K5FL402aeOBraVJ2XLHzSyNAQhuDOXtxMuUD59eTxL94JYbbxgd2nv5IvxlR7GzeBRELfiMF0PYQ7t0UtagXjGL79Pv6_KegRqrEFka1OVWjiKx9sPFvDieIlHySPDqmuGU6BlGHfLdwp3eeWXqEQfaC8vJQaCWaYVG5zrMi2EJRe_1XqIjgXwnARoyibP_WbhvAf4Yb95PBIOEOkq_OSU9sYc5IwcZ_4fJd46pB0exNbviZGTskIPeAX7I5wrcOUQuyxTcTo5OwPQ16.hl1fku5HKBM3dA_ELjY2yXV94xyGxakyuWA.z.mjqoBDXqkjfYsClGxKh_Hp9oAgDb2kcFq_BFIPqEi5mGafrUsXiExpH239OjttBQrpc_W1.5iPqNreJNL6VCoLmXon6VZ0oI3jBlbP2iq4b57FlYyVcUFbQWSj8c629i2PfIt_81hOemX2umd0VpMMn8A9yPotQAkM0i.mPwBllXluH50C1EuQXhmknc15.nd7ECFVus0_gNQh76..wa3GwrDvRfRTRNkd6dDChkx1VVB7p4Za3hO1q0AIByaKQtWIcQrfYRxZcsZ8UKHDJpXgans5yHGPuiQ2LPKBfZ5o9Vy.Uu4t4PQFrvgvyrXmyu4gsQB4tZEnTKjJPi67uggxK6bLs5aXsqCaff6xQgitE.8GdO_kIEKFvCu.XLnCO0CKoqSsUAKDMw.ymewpD.d6YU5TiXRIQmlXFDW6wR20k5L8kXnmla0es2bVaC8Sin7RkUOCTAxBz9oOpv8eqehkLfIdwGrLeeFjXrZlhDDRzRSmqvf1s153WsdhJLTDiRzUNPW_XZ855xcp43FTvuJxW6eoBrh3n5OVJ8YGyAFHucos2d9k_WkXJqGNARmQYRcbfu4ieZBRiqcEOn.S63lcQYMmioXUdobCshbeNbeiwQRu8T7nCzvyX9IiQtfSWp8X90ekZQSVXyFWm6E9.K8Xamq.59WGoAnRj8LMnqTD97hSmIX69VPDKUn8CGIAuyMQr6OVAWdA66hFehQTupD6YlHl5u.nY4.F12CvNoISmjtCrIa9O_OZCfq9oxnP_M868s4bqalun8JoK3SQ1Lyg1jnPJPjiVlmPtrC4VWH1nnhTc81sQtC7nWGNdW.rIrniA32zLz.EC.dk8NON55TESkQc.VZzAWClV8vaSy0RN2X1N6NPWWLwB2z4262Up3DVQXOOQdg19VKu3KOaGM46LPkceKGkNZ.plY9E4BzVgglDU_4pEAdd7MW7krQGy1ELoLQVF4oJU.71by.g8mAPQ.e2RBT3E5K2bg2WFhBP8OOI1SnvNCawK1otntHZ8gF2iEMHxva4vLkh3JtHrDdybmyHqF5pcXaILmAIjw12ecMCl_.xnfWgbnjezLhZKb9hFhmvpWNFn0u9rkPhzp1RGcDXHQyZvCIfM3XfDMFNa.7CSNPwCVesKkULJSudGbBvGokE84exer8TQk3YQXh95aGtVsUNGAwIOf2n2EqVwHok7OQDaBsRoSr3rrJM.Zp5BnixLYUspkSFO1EUKilGr52DcNT8Nxx.tJ6boIfDmuBiPBvzdsAgNZVB.ugQ2wdLz79HN.R4Gu01jmQNY_f7vSsPPh7v7cM7jTJ_PDg0szS9vDtYHfthlo8RlYGzH8PuSSDwBpKCUqx_m6DSZqXcrQD4sCnpcnqZAtRPMh9du6IH_W.JzkHkqiQuDM6B0PmdATcNKHF2A24oXd_oUw4FWS3glmRi7hgzCFEsKHwiNbCneGHPntcARvJ1jZnOb05tTeaMOuQ4cWNZ.Od_nbpIXIt7Uo9UookfDt.6BPezEdJUApsUADi3bGyAMmGz.CJrw194oeT_QZljjeyfVggI3UDK6t9umty7Xs7DoWkt9GZTE9SzwYNTpnFuXWVX4xTUSfaVkPmIVPhvRttsfJwj9nivGYUbBx8q1HVFWpO18LpemdMzO8FtukItG.K_e59LyQzSBcC_DEOF2xdFlN5oALy1RvA9Bum_gnBSQDvfBvvebrALXmqDdn2UBZ.iZMIUtjDn377RYDBY6VvbubHAnWWLNen.H1UIop2PqmHbCwH.JTDJFqxDei",mdrd: "QvsiJrW0jqKCWoZI1Hye03z.TecVxKHEOyMSs9a_IUU-1739200177-1.2.1.1-Yf12Nwe6J3YbqCNE9X1qOeNYfclpAbfeuZN5OcdRX6XCWf71zSwUhiA4uf18BDeITuDUguKdUu5yBGMDaz8Xrbyacvb39zzbIlWql3L6YLDuuf59v0_LY2x.6fNOm8ATACfGAtWNNkmCyfVzmD6calMdS6Kf3twCzxLnN6bxePTcrQMPx3NWbYUW5Khl7zG4_bVUxQ3bmbJNPZurRJW6nYUwzQk1o_JQLaP6CkKFTJe1aELGITT71p0GkO9DpcSV5.gdX._7vxiLVk4z_n6Nf9TXDGJzUlRRv3jofOTAyWlE95yYoNofv7LtXq2EDgzcGHEswsW7UvlqTDIRMl8x3vBWnuXYgoPQEBS.wY6Pjx9TXaz7s09LuZgugv0QvZjE1BHqywjGAKnZmqJ5Ivq2WnclIbKszmjhPo3GpQJryjEn0mDznP4JakGlH4K12P6yPgf5aD_FrsWGI3rxF.JDGs1pVfhZ4JhQczUeCvEs8BAoCWhlVdjoL.rarALUYu_K9UoF5o.0SUamFfG14IA971XnbO.33inYKVMkDNvuJV8SNX3UxKd_P.oNPV1O8Bybi6FhYgnpRQyUEOuiHk_Z3u9dNi03bSlxPJp6GqNj311CpFbc.3RvbapLFAamRiiKKE39Ws0AT0eqfbk_hEt4e2a7fI_FSOS3rZUGGnQWXaQP_J5VcdM5257xHS961xZaPRszwL0446C5F5dXYXT0Wx3KENcBhXrXag4tvZwMBKjp.pa_zzLdBWzSLXSfEu1n0a_sLjeifjKeLAWIiXYjpH1vPVKcps2iTMWhH2HQFZ5dibYBdikHnxpIMouzFshwkDeUl5pdniTQhQKJe7121nI8dzao6uQcRL3S15ssveqjfBfBGgSkvaafHLfphHCPtiC1TO32aLDaMi_lyVnaibc.Aq3HG2Ptr5MMRFmeDW73Z6fOB1vNrLCc_uPunMHQsFx_jWG2VULBzmr6_DdZhg3ltl3f1GCqNPjDAok3R1tci89zlDVz3.Nr.foj3Btz6XnQ01jRbL50FJs2mVq9baRoCHG04nzEu_yARLxsrmhtq472_gVSA_nfS1QkyzZxUtFhEzX1Q6CHlP7k2emU93waXL.ePS.o_Un_PcV6z.tgN109BS_hE3oGQQrEvCd_VDMHBjS46pidSG4Addw6hiC8lJVc2e8ka82iy3kT6Tc4RJr6l0UKfaMrri89MMaikC2W2Biu7zClUhrVP1vltoZjedyeisiAD1Lofp1PpfUtg9v9L33Njff7JejMjrfAvuC6qzKF8f1rVCmH6WwK_DDcbgmX5jxKm1KWgjHTrSKYFuhhFtpBpRAb.UURVvNspLfWRumHGz9A7gE3tU2ogptmCcsfZ7xzRMGLJj5A90viwxlKaAueoT5Iy_fPdPZPo6VaD5dFEreMKCdgMYV5pZ7VtwQX9Y5T7Abj7kSlL_t_3MeEDXl4FV7bdCfdew622q.U2I1m7xGvh_uHcpcMqG_HZ_qkCYUKLfXZluIgEXURW.7TSnOmE9QjX4fsV8ayhZjGIRPotWMzkfhFlXb6fl9TEXjFDLkiL8mPSvrP6sk30sMBmecaBU6zyqGSDIagpatUUnrAcdk5ewfQ6nOdq7NATe5j85J7aqyghLSGIvGxRlJhGR35ZpEC4mgpnp89P4JEgMWSCz08KWluo2su73jNAHGv5Hhcbyt1tBNwc_GvxjkCRn91K6heIUB5MkACRKdQZaEWaJUHYrbvu0yf3Xxiu_F8Gi0YeabBkZdXB.TD_b9IceTQM22e8kE8gu94nEDfcOymww5vMA7_GoylSEWVK_bswemaZFa.8.FKB2U"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fd05782cf15985';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\/4328956170?__cf_chl_rt_tk=L5znSwdxmh2mVzZDb.HkzxRPYO7AWmLZJC1l6AtUhkk-1739200177-1.0.1.1-6I7El32yolPR8_pt2ltzGB9jgeCCsv7nNS6zkRAS4Kc" + 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