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-164248392023.mit-edu.top/post/3625014987

  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-164248392023.mit-edu.top",cType: 'managed',cRay: '910e21cb2e24d6d5',cH: 'Mnfae6LA2_zmWph8nB0hw5j.0Nv_8rC78EbRYFlb5Go-1739379596-1.2.1.1-XMjBfOyjPisXczPC14XHJxZn6DNdyYmwdQO47zQeOTQxDvOcsoQVZXNNgjJ1pexX',cUPMDTk: "\/post\/3625014987?__cf_chl_tk=VrW6wLSnereVzt5gj2CqiLfUmMmVI3kdLOLHMspOUso-1739379596-1.0.1.1-CRKcy_pnxhcnV7hPkJyjsLoiOqLQD5o7laNsbX8LmlM",cFPWv: 'g',cITimeS: '1739379596',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3625014987?__cf_chl_f_tk=VrW6wLSnereVzt5gj2CqiLfUmMmVI3kdLOLHMspOUso-1739379596-1.0.1.1-CRKcy_pnxhcnV7hPkJyjsLoiOqLQD5o7laNsbX8LmlM",md: "6JOY9abw_ku7LU12NEotrYfpTTR8ifRBtzcWvfrihls-1739379596-1.2.1.1-dXcC00QUaFhw6IA9oAY35Rh4yUo3hdnjHSAJihCVH4aAKZXV8Ucq9UbjG8gThNCaYgMpfQHq9_.ao1x1zLti5J_JSZhewAriT3LsZhqJXusdzKupZ1L5OBBiBr5KInKEEjMZS0vuI7rV.WeqhFyjkRzGNM0t9Abt3bTy9IVw7d7Pc7svJEivl0HBZPripbtjAmWvhBycXTkmDeIMLLxB_rhmrVeLIoTBNnm3vxBf8x7PodmcuGEP_u.cncuS65vElSEG4SN9ZU.3tIpN9qm9L1KGnxbp0THibAD4f3etR4RSn9wBKtcPYW7D_CdyT7Igr8bX0VTx5Z_vYN3U7ca9N27yxtI.AydQNruLVATlzGqc6dhbbRWk2XDa.CJ7nxB6Hl0HkO.JoPeNUBWZzu1LTOhSPRcE4xjG0sqlq4GjETlfBDETe4GxS0BJjcfby0jcgTaV76TUXc7Ma6RyYBpRdXmaQrARtkVmV9Vv_iSalrOhURbcNjC4Q2OmbKr0EwHDElNvpiRfBS8cdsqbfQc3cbP9uihW6ZUkrdCb_0V02zaSIegCgazSCX50JV1KyqyD1Lsd.XLSZKxDRPOAIc6x7uuhI3CR3mOZTkaF6Q7H6HLWovMnv.tlRzxZbl3CioVmQyOVSl4dq2XoFTCE18ZuYobYpCehfzbYSMjf5JfsQ4_Yp3n1LtlEZ0ch7v5rVC9dOJPZMQSKzH.E2ZfmPThNtQ9QsoUCYopfhVqlA28UIrFnAUnyIsmrdJ5s_Xbj2qgCZC8m6HoM2Tsve4aIUQAV6Qqw2OstZGDZ2944KWW716CzVE1PlABoZ8U6RW2lsJ_1ImGKm9LTnDZ9CHh5nbM2woih7F09Qv0Bt_nFfT7H2Pm6DfTThP5_a2JDjeTXDS_Pro2as_Y_2gbl5URS8DI.p4uZ9XYgDfCjg7L4FPO2sAQgUzD7wXhcvHRmQaZaGChm.D7bty.9BMfoh7.OvX46bTrsSdx5iOkYd0J_UPOmXnKped6A_NVrq5LCc0s8YRBFHzgMT7dCIw_kNZ1dloHDvqpne7b.vl3eEhpKHkV7zVPBFjAs_cPmaI0SE6SKfqqNHoEjBA0pr45jbupU5eYg_VveOl5wU5yUfrXOJ4Uy1WLtEXvRo.q2Uv42cs0RMEWbN9T9Rj9U0KT0_NURewpCvOg1AeuUfK3YAwNKGWa3M_tSCmQGr8eZOLEDM2ODxK2nGbWx34T31qjA_EW1uWDhJHkCv74WEJuBXEQN8Hvy_1CHIOpixQb5CiR8Tk5BAou3EOYwUqCvZ.1uAYrON7Nqq3C07h1THjOhagMu3I3T236Y5_UZpB1xczNTLVFtsGR2Vmmu_kG3UftGhdv48xEyEbkcP.cyD3FdXeWuqqvJjT5Z7smcr4Jx99VIHR8daIHNGwcgIw_WcaEHfN2geslGB2P1_CWD_.50q5Jr6lhU2qM3sbduyN9zjPHoO9x3bciKGq.1efq6wrs3l6KFnG_K7HgfUz7iII_PoMP1Xps0gRY9EG_0PpRqyrtLxnisby057T6KELL2LcYlR5WW4SI3_kuTO.9t3utzgZqf7OtgVTQLZRtr3b4VimzT27ndWnpp7CbL07t03.VoGV9uvo4Rn9V8JyBww_W_d45hYEIa0tt4TjiWHifLP46bP55gXiWXe.APbDuAvZUUf4YjpHJzyw_xRR7VBDLf.sQz3t.LzFvCMgvTohzGiHiuHxN_yKJnu79c_qPUOIQIlGpAvw0SF1sFP_CtMCxwfe3Tp0JKVj7y_utA06K78MsKNq4MexpXUvQTcwzjpS70HnvdolhGcQlYHdeo6bZqTIPfqLj_VNq0ugiI2HOouyq1XWyuySO46cG8RPjKGRWea0XXCewbroBpczzGGX1s_cJpRfTzsSrwRPrtN1sjQQmyE8REIITPttzqUc6_EkYCtLqdlHgqyJJjA5.M7U0_z7p5lYidVorGJQZZf_DkZx86PevrWAqDgtrr19s_wR583ezi.dThWeJ4odX1Xj7OXro7gQK2z7dqrUIglKXWmL9lIVXyQ0ikNOI8zo3YGfeEQ6r_uhTSnSnxUQrEKq7R1mQm5x.QX9YUrU33o2FX7LgnB6MyrNjqKRNaNW46w9zF7uGD5jHe3s6dVaGWMMN9v84TRTIiFz.Mhiv.OE0gQJdRYhxIH5PNRjsdp6zO9YQfZRWmqIoxDMgsfc37tsOD4U96Y8zFk.R4uOMfa3dyE1E1oXzcLqWP",mdrd: "JRZmHHD1zs784xSF46h4dpZKgFLD04jPtpEB6MvrOFk-1739379596-1.2.1.1-VE86_eL2T4KY3p0tXomNjiFVixBKpY2psYgKBZFVtLINGpSlBV1oqhFwwUKM3WfpCJ1Z8MqoB6KhkoyiXAqu.MzTIkcOq61Cyyf1WSBYhuRBpj53dOVogrCMNd08Ln513FJfy0lcA3VoD1NGGlFfkRSf71eXBQeIE.x9pHhu1SHyceAwuuLXRomhUV6AtilOVVCm5CNUxJXfBGVCIwqMGsG_NGBrEj3T1qJ9jNzpjcU804bPNqQL59xOl5DfxD4AhvvNE1YWXHvzZa5a8MwkeRjG.6eZqDotw6BKtV71zK45iSb0kFn_.ClFHbdD8h3vodMCaywG6dej6kQxoh1GU.GODnVgS0je7MqVXiJ4Fj4oAky0nz.OqbZkqiSdJE_nKlwtQOTFC2PbtLSeHMupJ0Q76FflVkjm6ZmrNt_Kdj1ELBD_aEq0g7gupVJS5yPHtE5X8q7T0nbbSocYZKgX4oGlOOilVoKglJG.EDBJ9HPzZCfcqwSgIHj7TO2InvyudBWgCmX1JsHI9PFWFqGaY.N22bGRyoSmSlkzzY8GYz63r5XVj1pUaEWBj4PhF794iXKPdjWb5w6l_KYHnBSAGv0Ig6qu0xjJSIzfOeMyrLrj_ionVbLlT0ebRXi_hr7I6X1kD2IIpJjBBHh9SvunTRwPgxDE5izvPKH2J5xomeDUY0hg6zeRagUwVoftUVi1eGt_UGCzoX9NDtx4yzQVXV488qOqjWA33yzGXxaPNHnCcHh.F0Jg3budHOqtJpQhA3WyDHGhbfDmu0t_GT3yPSCo2CWetB0TbMQ2VQDMCV9ferFMBUJty9l.BxWHIONmYq2hh9I2IRxcDhm0KQHWZWp6EeR9DpsrfZfBlDp2YULbcw46NI1574N_ltRih_Vtnz16ARrHMcTWetl6q80lMwnvkXeyNYxznJU0tkBi3hzg4zwP7MkmoGhSFBK0luidQr3AQAovEo6H7FAyzSXFDgFxcVoOrxKW89doJ_PlSs8ipn7Gj5Ya0HjL22goztsj2suTtJsCIAwznjYXK0GqQhgYqhrTZJDeCx4IXO6s7CCrwtN1DMltmqS1GdRFaZv.Vw9xVqZL596UNVJk8j0HSzn3SGvvb3lxJq1YSmeUp646UJu5JIrefYTxNF5qQ5Qw2XMVaVjQv36RPcJ2FtsmCdrmVMzRe6sWCr.ErIEO69Jz0fT43.6TsINMvYLIs7Cxag2jkyBPDI4kH4.c31W1xJ3IuNAkEymm.anDe8LbPFW5RRx8CLdX8crjlcYrYjLoy.TW8lqA0CkiOyjW.dU9UjFgatOuG.I1VOsBfMkv0NQzrSH6az3U_.narEILS_iv7PwYcMbYACd669uCdMhSQPv_X1DEFkIgIXPlIQGErZRtl_lEDTQlZ1HV67BN8FC3nKZQoouQxGZT.PcMUjnoiL.HCqtJIDyK0D2.PKkB7pkp9Hf58Xppx5v7I1FbepzR9Su5gs2FzvZzzYvAoD5iBGta_u1V2jUk3I247TM4fPx7UJ77c5hSOFC141arkL0vz5bEcbMQrR4j8UPsvGLRf4LDTt3JnLcl5qGpVuKcID76wfo_S2bUfbRdW4gLmL1yNm1M9FtcrCV8sWnZ0sS8fRqNfkLBRgSP1Nx7gW8N.L5lDnwqmIrl6euWRFqfr99DRchsD2xX3kVdkXvNb.4D_O4.oqzlUowrnwj.0bAv_chKU3Sc0Ha0hM69NrC9uPEa3gmVHzn4crb8.x6ihHaoXaJ8W9UpckIii2S06VtS3wp3cheyfjvMk_Wohwl7UQ_wMLmsLg5.tY1MnfghBoplCxkuxfoPNIfH7q3Y8vNN8IOUlJT5WiepDEKHTCY3NxEu"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=910e21cb2e24d6d5';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\/3625014987?__cf_chl_rt_tk=VrW6wLSnereVzt5gj2CqiLfUmMmVI3kdLOLHMspOUso-1739379596-1.0.1.1-CRKcy_pnxhcnV7hPkJyjsLoiOqLQD5o7laNsbX8LmlM" + 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