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-429635060667.mit-edu.top/post/6923807451

  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="360"></head><body><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-429635060667.mit-edu.top",cType: 'managed',cRay: '949e37168d7a6c71',cH: 'eJGeLn4lk2Hc870KvCBE.JTfmZjvnvMdKEHaCUD_3FA-1748943481-1.2.1.1-fZpN1yBqu40klZCdHMa9bS_8anvq1bEOhPsvxmCoUPXRzlBcsrInGzRfuL2P1_Eb',cUPMDTk: "\/post\/6923807451?__cf_chl_tk=egbt5xllhoEfQKUi2Ijwa8PoNlNjX97QR27GxspDiKg-1748943481-1.0.1.1-5Xd1C.Fklfqki6EOsivOQ1ZWqjVvNIQHpbc3toE6Fwg",cFPWv: 'g',cITimeS: '1748943481',cTplC: 0,cTplV: 5,cTplB: 'cf',fa: "\/post\/6923807451?__cf_chl_f_tk=egbt5xllhoEfQKUi2Ijwa8PoNlNjX97QR27GxspDiKg-1748943481-1.0.1.1-5Xd1C.Fklfqki6EOsivOQ1ZWqjVvNIQHpbc3toE6Fwg",md: "vwszEJVjhsRTefjOlNhDly4Z2siLYn7m9kCwDKczQw0-1748943481-1.2.1.1-HResWOt98AZSn0DjjCG2n6WALVb3qu5VQQLzWS1hrcojXzQAXKNE9V63euU77AyTGD0AQVP6HoIUFtBozjJvWeJf80n9xQmYcN9UyJ3h_ZilxgpMK2UcNcJa1wxMyHka1b0xivvzalUmENzQ12T3GeU3okEm70InfyVrxYO7Xtg2f3lbUUPZHdaAz_cdFdvy8AAsbRK4_KOUixbiNrMCd4acsYI2xC3vPpf.Hzj8GcGvfYZAYF8SVWpIVu9I14xvTeFNfkFlBk2LBCU8mq1CCo8i_mu2QG9rhP2KRymbGX4Kgsbn0HrOlx35gT0bXOy29FKOqf26_8gcgot6scJ62AYO3DC7JkhtwU_.NSuuo_jnT5fjiv3qECex3EST5dvH2tPDrTwS5cJc5Jy0HD18z.1jVtGbY4cB.RpS9bLLzHdAqPQY70FjvUPpPK7WRCJmOKOzKwtjkCjF5Ln5FAIzRzGHSETp9c4CSswcsE97H6tFx00P9wJX7Nm42sFagd_ggX6C5BzEnuHdXzdt6pUgfKb5mRWgqRh.8u4AMqezEI01in1PcgFITvGy6VdOSi2a.jwEibBQYc003laNfLNQHhi5bJ_s5AbiZOrDgr5o_bW4sDMGt4rqL75U3KrFBBE2EDFI0ofRm.EyWonSa_NW9mYhWA8SrWVe_chOR8jgOqYehEUKSDIvp.5TDB5obwS6bldeIE_ATAVGi.trjfnEgJDrWJclSiWkvZJuKAmamOJJuk0i3iHzUwC71Upx8mjd__0KA8aZewwjcSGBCPdCLCyORmx1pvsSM6q.0D3Blg1TTX_KhHFMWI5x7CgwnDPeoF637NpREctfc4BcYXK2Jg",mdrd: "p_cwX1PiSIJjTN.p0bXfdENEWqc3ONIxEj0AS30QBqk-1748943481-1.2.1.1-OIHKoaoFJoN0Nu_HZtgvJJCQ2cokwGd9nl8ucZwszMUBSBADLQ9UxUeXNhJBou.dvVhTLRLd4kputadikUKc_bpSphpPLoteTgJa15HKjZ3uYQrss3yekP4RTHdUCQmz54BZbqgz4hxy4rSK1SWn_zz_eMf690fjMzBEOv9U508xkyQPjodeustvDyXORb6sfL8P7d6Oianh0D7d4_51.Sgqu.NCCaKPULr3AazaBZtwK372asc.AKuLyI1xAIz3uVjC15Y.V_GLz_dqrQJuL8lf3po3RoB6haBxcQYbtVz9brSB1clyBBs7usl.ODiuerSGc1kknsRgbz2MvNj6ua6tm.39EuxMzomI3X.NJfOJL5jmVLyi.HFPiXH7wTKoa.XZ5dgO77ByRVPqJVXQDqMP1aGlpEIiWJ736p9T.MEy2xLPetZojdLviFqv8Ye7uoZnqN86hfmXGXtm6dCEMiqhf0id62uBWs.yqTQrz2B7sxoTACRmWlso_jn1Lxg6vs8f69pDHwyZ25shCQsnYq3os8sKclNU0YOekCw3hvMzPCX8SGWbAKZQL2OuD5w3Yy1LQHJr93wShNkbhrY3sI5S0KdtIsb5YulaXaaQbj0x8f_rWKFJLBnrxYYvlMmpgq4sLWqwOdAIkXyKza5rn4nEUNRUzTiTXeIOOzZvd9.9yO0EeNlMGqAc4RnK8Y7Z6LM_aWrg1XSOQtw4JbvZvKmUYv3O3Hs20BEO1obcXOl8shR3ehIhu4HA69SeXige_qNJfW7jICfre8uBOxafevN4XoZj9bzpnXzgDkDslkuniB40y3noFj89_192WzxGsAYZm5r7OqjD685mBC0nyhWID4NQgk7._d_MNLjk5fiFuPLysB8LQK.2BHcI1r8IFXN9B7tVJWVbTBzW0R7zqVc0czrZoK3RHBaXNo3n5QxpQO_MfQ6fDz9mXEi4mcZKYoADkrbBTiOkBR6hVmCbN3o3Kcybk9n_pT.SLLk3ub4pEgoC3.yu7eFj8cARSbupb.MobAx3rbBt6dVFh.PRq21XCgeEEJ_zwU218mLZpfRKAtkhVyVfBSxpGn09I0Uu7l0EO7nzz.RBkbbPmY0CbZ70ePGkXu.IGMk8b1Kl1e2O7gci4Qzmq7ES1eFnLtSRRCcL8bNiK4kXoazJNlBwIC7rMXr7O4yYA5IFYunDBYPOobl7Yz4SBxQMgU5biHL1FoVfzcWz5QN4Ry1VbK.I2v3yx3tU_Z0WlDTvB_ltTaW3PSgAisfwP9LQZaejG6lNvX0hEnLnbf3LnaVsigWYEGUts8.bpegiNoZRN7pT6eNKKVG5BVIINLwkaK.t9bc6V9sU.WlG7UgusYixttewkpi5jzsMvHmomr5F0.S1pqIaiC4..yJdsPlVpNdA.5j.A_p7Q8V8YK35xZMId_U0sM7bNHb5Y0Vmj.dDRT7ZIRW.d4W8xFrHLbzWRW8rTjUznbxBA9fM4JH75NYFWZq8igyCiC4QXGL2.1_V5zrkETj0HoCqWhCOFfD1PBxvmUx6gTckiYgB9VlZrIXt.geBB6SaAcyLfBt1ox.vrXfkeAizyZlz2yvpa5LIRbBb.6SSo8MxbPecRJhpHwe5vYAY1Ax0RjK0UgiSm4dY.B7lwuqPVfu3A4eoLosc0MuePJQI6fbsAIXugKEEZNiCfSSMh7FiqB1N_l4Y9svByFD3AFegJjNzQE8XnzLH.hJhxE9I2NsK2LwxVgdLPe3JdM76MTS_j_3HnTcBcHdSLKU5_j79OoBz.VmnT_MLL6ODGb8RdIpCi_iCw6x_op4gSTY8fg9Qf7WO6RbSyeTTCI0MFXVmcA.9f_i1w8AnPkFbdbp9dc0XhOR0UC2NEP4SHBbUmp2HkHknn0xCQiPB25R9hBg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=949e37168d7a6c71';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\/6923807451?__cf_chl_rt_tk=egbt5xllhoEfQKUi2Ijwa8PoNlNjX97QR27GxspDiKg-1748943481-1.0.1.1-5Xd1C.Fklfqki6EOsivOQ1ZWqjVvNIQHpbc3toE6Fwg" + 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