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-976716672020.mit-edu.top/post/0658731429

  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-976716672020.mit-edu.top",cType: 'managed',cRay: '90f4c2ad4ff181ac',cH: 'FQJXpcDICltAmd0JL9UbJy84rjy27A8AUz872sk9CHA-1739113556-1.2.1.1-KSZBHx.ngTuSs0Zh5sHB4LLwG.sstUyvBWHSukDtu9ttCeOCB05mHtsJ0zP6S24t',cUPMDTk: "\/post\/0658731429?__cf_chl_tk=SHanbpGbYm1ZFn7NX.KMsC3CHtE1XNfyxMVsbeKt9Iw-1739113556-1.0.1.1-rcj0L035moLIpuvbVM60D.N7kQF8sHJTNt6L6tu8Jj4",cFPWv: 'g',cITimeS: '1739113556',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0658731429?__cf_chl_f_tk=SHanbpGbYm1ZFn7NX.KMsC3CHtE1XNfyxMVsbeKt9Iw-1739113556-1.0.1.1-rcj0L035moLIpuvbVM60D.N7kQF8sHJTNt6L6tu8Jj4",md: "PfPIAkQ0F_XqoLzFhbeQyuX.dqCEuP1pXhxCxC9iWKw-1739113556-1.2.1.1-_LXM.WCSIzq8rOMJDsIvUp1o32WB0ZoZ6QIHU5Xbjji1dTaFUeYdSzalltKqX6n.A25Yq6l84ElEfkiJQN48kmdGI4UZfctu2UQKRb5HlOvda2jFSVLNotfOxbyO1Iq2e3qS6N4WgVQQSy5OM5oydOmlQkBM5.b3duzFR9vrMflBopDciVxJuW3DgXa0nIE2ngODla_vjh_PxF0wwHwT4qJHxTg7L1pYnmResFtYKB93Hnva86xgh0DkZc.khssvsVkS5WWvQP6f0igJjRIfJKVVTH7wGOXdxy30vOCJ71aPo814aAcDYTDSvQsHQoMID0H9KifGc5piZ.5H66Qf5m3WXGJFb.6E7cEcBKgNGy_2CCKuH4Q_GJrUSQDqVmsUbxFr3P1JUvRKY7BtuwZKWh88.J2d2UQ6RUwB6lX45a.3kHkPUV7UkdU5_UHb2vvYaqb5LA_pcDH2l7OjlcG.UmDSI0enYjbrEB2r2igU1lHYV5jvnjgH1ZMaWHMzEg735gNBM3Ek3I2TYzb5VoyOXM7o_0j9QZwwTszGGM9dDWjmeQc5_JsiHtO6NlLnXgvjajKwtwCEwGJ2H6X7atsyRLrPm9lFFRCe_RwbFWct_t.v16DzOJ8fuQeGJ16C8cLILmr68f4V7TyhCO3CtFqcKb1_8_KCfPSf7L2nVuwrUErCvDpfSpKwt5Td1uPu2OaFsZo523LM.13047CDvk1VTjj9o6gavsIFkQKBSqNRoEdEt2P0BdlXJd23X7y7RLensjLrBX9FHq_SVI2zknRejQyqBxrdYywwPHfwQqzFJdCo6dsjHxpMgUuUBy1Rj74nYlBDjBMO4i1ylMepIEFyIN9LyY3cqpDXYvmrEAJdWEVGvybrco8G6DIvKI7yUiznRHwEAplqTCTmo_w47SrGtRO5SyFIzsgjYcGnODdRKUkYskKqGi.v2O05oqhHbZTvIjGaGobDujXBzXwK0Bs_PepTm2RdB5Cg1YMK.ThIZYREjF2kG.htOJv51XTeh43tWGwn.OImAttlrBQn7UPSL8QnVXNRTqksHU4qEuIReKFKOfrz.uk0ghZXkZhVHv28Uhvad5W6E_HIHkteMV461AlwbAJua5qmpHeh5jaNihltend3Rd55FiIHKYH_n9etc1gsN0vXOR1t1u9dfEQ4em0tk_mCYLJo3.vgd1359W5NarBpsFKsq6sF_3AVg1xtYvIXfD_v4hCozUNGkyVf5Z5dDmZmSehBkhhgCx14wsHGsqDYyHUGEp0.b.gF.cb98Hd_ZIZyw63AolISjXyPXJGBAPWjZKAAj7F335eb4oD0JUmYO6h8G6sNxc9Z0bEVN7K2qA4VACHGDVqNhfkr8vrTNwCKT2AzV1qKpCLNhorx7_o.OdSP78q.cvQNX0lkFjZcHxhgXGaa0lIIaDQg_NECbVlP8_L2_ncO4dL7QJXmfMabKf4hp03Y.d2Jhzf8uw0HGVD2Tko072n4S0MKE0Zx.JP2gAt.WO2IhdOTWitiPD.Uswhv8Z7dAgAOE.NBOSiT9qfRCk7xky_lXyrE6_vc2zwRr1G6AQjkKVQcRqlw80KUK.t_v68vuKjYApnwuy5eewDYV5opa0eyZoFxYuexXV5IpPOHgEtij4nXgbvHjQscxtIv6WRe5xV1vFtnGaxmtGk6lXeeElD3K4OxPuIPYe5gWDspShkfhtcOS_0QaY832pRRXSFY9_AkdaDg33iSLW6cM.9kevBNmReoNXbH3ZoxjAUn2mVezgZ8zSAaNaeUWelpCJAt3kUOr953mEk8EfetWJL1rtYrCstarW9nNWjLbqgPn88QXIBIsFjSnWZ9.pIqJZh3zNNAnDrcsFUNQTwPr5W9tDJ9xIg9T3vI0geHyXcaBQJu9pBKvpm7j3dR_Ceopbi.OeIMRugCn3g_GeEZL23YM6oHvwG95Fqg98C0poob3hp70gNlAHrG_LNohWu_RW4U9p4h1d52UzLmOxf6A846ZRmVkb3HZrkRoSZgnnCjjDbVqli_THw.ZeN9CIOVnMR.btXJk2pZSTyglihBpj2i95bqyODC7NtbazHdX0mJ.N5wwwHhauXLUxJ5RDoPaDB0KB6GXiYwWXwxLjEkWKG8jGJh9sPqO6tZOtbxihHHh1j.JRczcFdgUjD8rOWsKt1i1x5li0oHZ3slP.CX41GztxCdVM1twzhIxbiDAdGjb725DFAYk97rzi9HmMlb6ICEvB2TbvRs",mdrd: "_kxtbuUum0tXl9YrIlFSSSFOtDqB2cgwrfU1esoKUto-1739113556-1.2.1.1-_jHQ2wv0vApOuFKn2XU_GNubqz6PWskGXoi0eQ7COQJCQ2isxU30PLlhNMOEfQtgxBK96pJsae0b84ySzcMB4NIyIcXKcF7D9b54XkCoepo6szCovQPP5vFRQjcn_6.YnXpIb_IQdnPXZS5EiB8Xn0KHOy0oI8JAtEqBLNWngUqVmzNy318OR5ix9xED9zmmYCzKRGu3bOp1aib7wYDxgjgE09p80LqRzqWwSleN6jFUAf4MN2juEYNvcYVUnOU0CtvXneot_nHDdm1sNLJjvqd5sLAMwY9mIedrtr2XM4Zi2cLy8ZTrVWuTYeM.C93ZVt_aKEm7bDUGa3IExFKG7WhtyW6eMkkhdxUosMsSb9av7V2gAjTzEcCFmOFoF7ezj9oDdWJRiVKzROZ8GZzjN25h3Jha1RRh0TomGFScToYUt7BF0ZiwgSGU5nJwdTvVa4FEvM3oEa9uX8x9AWLbtE1pMdycg8iQ1IrEJqWDVWeiVDxXz75Jw6pvGPq1eVl3a51ZI6jRRzB3TkdNfJZiZqSBfibrusaIHCQEd_zVn3g3OWti48lY8Sn1gv5IlCn404fx_8f31ecJZYcg1wi7w7A8PN7Msal_UusmCYfJ.8TWmkMugLfgqgzbtBFsJtTl1yXmgHgZmG1Ldi0wI_DTe78ZFdEPkgVW24idb6ff0jzJF3wWhPyxNFcDQSlsRWCYYckTrPbQzH1xfXM5fBJxRS4lP0Ma4vF7ERTG38gZZ2DnN5xIQQF._D.PAtmXYFipsJAFa5dj0LajBoiCIfEBIH2RXnf65ahCeMIaiYoSTYIZWAI.rm0ul6HPN51bcCY6zupFWtpuIjzszQbOGu3VbK40GHLbV7llQeOIJPquBZFOuB9PmZWYkIcZJqDzDNfKmIZ00mwtXIC4TKWQxyZ.hwBW4ewjCvqWog9YzHSu8_qEH4ncQdQ3u9_hia26PnTj4kWGWD6S7.JuhZO6N4Gbg1gvK1nvzxGiOAPI7R510_q93tyucgWd85yll3x0S7wrIRwSLq3VMn1gMk_4zcywPJ14838vPZdaFjbMi9KrHANElJRefUz.trzcCiBQgJ9zmP.VCMr8Fsmesko8s4mBxruhRg6ecFuMvqsnTXGKkKX2CPYgjy8aQBfBynnmzOZqaIRW1s8cEFGO5EpEsOSKg6K4ZIGpGq1.Zo_uBIw0yNxWhUcXcrvJroBSmUlafUfxdP.40eL0F0hJ51av_bUmsY_aMcpoGVxV1W4n1JSewrg0Y79fgdYBgJxKhS_mj9FGXHuk6tF8iu5VgLOa_xIFvDhU0B5xNAEKQ0U0kT4eJhniJWzYbRpXXAvDTA_ypOUsZdfRRi9UUEAcM4y7SoqFYrv.J1Z7CmuVOmgQFHqI7IHRbp6e5Aq1eKv.qv1BLsrJNu7dA2ogxCVf2guxQWNriXyUKMgqwrfCiVgxGT9g1j8UESbNqqJkhfKtXAJLe01gI7uxij2aOaeLquE3XnWmAineCqy6PS0qlyRM4CCa1fQz2NvoURmntkarN2oyZF8p2STvdZLqQUsV5cyD8kF9B1ex8DyBBKROCJ1qO8bno0Dq9hRDBgqCrJDHOGqhpXvErcIG4NNNQviplu_8zZFYa3KOLl_Ka6loi2cbUY36Jr3XbrQ4ffBx9iMVPtfavSkkz8Ajek82DqTF5U36wsbGOYnQjcVJWvgY77ktm2Sz4QTXc4NfBeYgXq6Dg9grXdUdjiPpWP1xGCNPh50_OER3vVrnvQrnELEGNiSxOvHcGR_Gnqr8lqohcnHxAA8A0kYOxTkHmCJsMyCI850o82kcjg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f4c2ad4ff181ac';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\/0658731429?__cf_chl_rt_tk=SHanbpGbYm1ZFn7NX.KMsC3CHtE1XNfyxMVsbeKt9Iw-1739113556-1.0.1.1-rcj0L035moLIpuvbVM60D.N7kQF8sHJTNt6L6tu8Jj4" + 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