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-581143464929.mit-edu.top/post/2968317450

  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-581143464929.mit-edu.top",cType: 'managed',cRay: '910db4f65e082d28',cH: 'sjOwmJwW6WcY44L.5paFuqCW4Bz0kPYH1kYPviLlMa0-1739375138-1.2.1.1-Ojzjbeaj16hBSANYuaLPLz8rUdTKT6X4qqMjqWaDcrcet0aTqVeFnzUSkdNZ8MIQ',cUPMDTk: "\/post\/2968317450?__cf_chl_tk=4pIOp_OQ.yZsa33moZxa0Q6x64P2QcpMIcLURwWWHO4-1739375138-1.0.1.1-pFNAT.dVI9VIejTdGfV7rJfXLRkO1zgEW.GoHjB4774",cFPWv: 'g',cITimeS: '1739375138',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2968317450?__cf_chl_f_tk=4pIOp_OQ.yZsa33moZxa0Q6x64P2QcpMIcLURwWWHO4-1739375138-1.0.1.1-pFNAT.dVI9VIejTdGfV7rJfXLRkO1zgEW.GoHjB4774",md: "3gebWaHgQvpDW127NeFMoiGrp4KGuxj4Z.BgGFxCqpE-1739375138-1.2.1.1-Ki5MpdNnnvzo9zmtwkz2f3ZI9aHbEj9tjNA9a8k1HXeToW.eV0VajmMB_8LOJGcEdDq6GqstbpNdJ91TDrI3Xpho_XORWF3LlNmxVQ1RYoe4TC7s6zFagqMNmHN8KbpFGI.70lb0SeJNY7l2PQ0VXWLaqWzl4z.aUpnpDwEtWZM617w_igzMATQ7X_CFJ0KOWae5QhkG8iikIL9bY1wr2CTEru2gyO73Oi_KEsZF0uVbPsrFuTGKejUdh7Tngyh2L5MlEijJuizPIAoxV.lBxCnZyC5Qq2y1enonbOVo4erhygQwM0qEbFvbyS17cuCMu3kKbgSGn7Nx9Ij_xheg1J4BdLNFJ1UlUkQgF4TQB1GBU6cv8FKsYh1QdeeO_TEGH_R_erNqNEF8TIjE5H1VmakTN51HSV5lfCUHRMvZC2qVH1lJYjWR71NkirM9Id2gKFrNQ4O9ADimYuCzboeX88..5lw9D.5W3yNMdH8kK9U2GaNCtDJ5ktZjX04Bkl_vrFn3.d3XqK.dz9qaiQl9vUvgmwYDcZxBUvLBYZLgI.Bg_A94i1kN3hevbA7fBU.CLrdZ4RZ61t7Y9hdUctB.zryySswyJXHcnxfXfgJiMEzsDAEPaDzd4SyIqDhUqLaLT6UeZOkyObz0f4asdDIiQl7LXiowKXlbdvXPaOb.sFc06wynnArPVFwLAvGFqpsjmykAGCgTVHkWpusjl3F6jHE2CPRs5qRvdHyGZOMP09sNe52RRKxDZrbFVbI5p217B3wNzbj7irbSElid0bHpimbnBGcO9mCB1ChuYYMaIx8HNNOOD0yq37v1qALmtmy3BXHo3y5nJoTjybrPyc077pR_vB1NK5u6VpZiriV1wOela9ABVqTlWveHaGsmvJs.4mN6g_uawRgZ1ZXlpPCuhij4mbVdbnS9en6g79E.Z2WB6E4SetlLM4SxwhRxySwQgzR8HtykvFi3Kq_PQJOkn4b6qyw76g_r4NWQsWju_uCQ7oFhlLZcAZpIvOHM_dbubBtLC3bCnTdGmxfW96M8oShGmmktl35t58tSa3mYVhPAijScRMgSroH1ueH.IdSzq4o66vr0eJhY4jb_p7SBiiYg3hPAR8qEZsqzC.djhL_X88cQyjDBWFbzYL0xwBJ1cKEmREhs.fPLb9T.qT8wW2VDE4RyyeUDlj1JA93Jsj4poXiNmBk8WE9JiDzg_pRvUePh0qFcXg0yWZQRcU5R7Wc3bYQeELWW9O0AoW0YOAwTx7LV7bHIu_fMfzP1Bq4dEHaYu2wPGroQSFOH6wHiBavnH0OSRW7zQrCP1nSPah0FY0Nxs6uoxLt0yRKqwBRgu1VzIBSvR3jUi7j8hSUz6FRbr7_OsU2V7MkgRV2O_a8KINEDne52xusIoc_iJNhFChXV0AYXwQsIqt28qq2xGzduh1p7qJ1ceUV4QPIjtCet9ghFXFYvDijk9nB_XMHTXBFchKse2jqkYi7CD1RzQYOlBa4Pm.TFX8GBle_WVgLHBwOJonk6b3VlUDct2f5b8r77ACUDTf7n2.VsW4bVQxsVjHajVJhhN4y.a0Jyfdw5FKp2Z37A26tzFUm6w9dU9IgDmMqsj2oQyk.j76Mt8g8ES67oW_F.qvisLj87Timnrzrdh7Bda9JK.xNLuUsaFFal.tfZzy4rwpTC.3LaRU3nOnVIJKBlEEzkRARjRjNyVU2UG6jN0Tg4lxL6NBXFeR0gm5VzQWieRkQdwW3I7L64d6EXjcrkWkWPTsXuANrw942_VvwkeyUPVBjWtS5JCYpf4Ho30YVKeBaVs94MzrcpdOcyi69gotA.7xjZGykGQtxGi0Cv4tiLkX6dDtyIQFMh14ZQX1a8od6rkjhW9to0OHA9yBFbXUu6r3z3OPJaVWrTTpx6CgrUmiX79F4Y4drsxvMrUR5zpLaFjQCgmUexaAFa_00vUDgmJ6eZcNvQo05kFsRHzWxdMG8znh_SQRryaUEk9MeJIkmGBqpcnpvAOIlNFl.0NTOaxyD9_0Bfaq.3PXNxoCkYaUOCCtLGTdS1qWtjR_o1cm6O.CNW5ROpFseIMwI_LgEKAMfPvkcBBzDQeD_ZZqo_Duv7tm79f7WGMd3JBUqx1l_EyEmlHLV3_fTv5x8Teq3p3je5_DhBy_xX_gpCN6F40Q6AUvaKmHEpMtdbVMaU7b28Z2tdOteEId3PPV_cA1Ipntqy8yeMd_0eUv.Cc0Y4CE1DPVj5",mdrd: "4p3uHXADTeIy3peMmZ4lMFz6E5TvJSGRIIRnixN.uKc-1739375138-1.2.1.1-44Tm326GCQ6zNH9hVLdlUCR6PX7DEwxUMzKxkPwBCkWQAbA4oST4oG9Y65qvVEC8eguYgeyo0rJ3lrokOfFSOrF.qh77bh05GTfVRYBoITGxL8EGGADD6J9kCnRKqTmV47aHJ9alD2nOS5ogKT6vAMSDalsN0l_QzUpv1gPaEd6pTD1Z5xVTItjJzW7ttrhBN2E04BRSBX.slTJXp85oTrfPJscQWfDcqHzU2rHcat42r4h5dPNNR_SR8mYb3nbPVnj8YjTTyUwoqUhpLw5zJhD60kT1h89CzzRywp9k8tqS9MTTEemOmT.9hrVKR4vmhUx5_hPszSBVUiq4OO5M9aJM28rU4Jp4pvwfMkPprQ.GsYgOuG.MlbwssKPuVRMh01Z6Rmc8I9OvAElMC6tUssHJZ.HN6C397ntdM7lPWJ33i9yiUw6p2EN7mJMH4.sWyQ6WXaUi6Ren6acyiBkxUR.kRzBcqKYzQMPxQtInwUoPk52N0hzcxYojtwqalsBXxHW8Wc424J8toS8sSqBfJ1Zy1eNuJUvdDK_u7M4UxstIvpffUWDPzoSUFB4dNIn8WYl.2BrUf4BsyhDn8eBlqaBuuwBETs68R6QK7ZEkLhWKxtmgLhhTAkKRJ0Lx5GcfgV8gSbONES0.0y1FDd7f3.RcDhXsWejp1LfugmqOPW.kRTs_d0U8B_JlvrKoW.PmC3dqjUhNtEWwQocmkwcbVgeGWDx8hbgmg0d92bNGiSIeDWtQqLFQ0ZGKykXscJbN7jatKHUTqzQ.kVNbg4k_A4Hj0CvLXhjASC9q3K1NoqNJ5XjoLSJZ2.mzInmmrqGMwvsLX1FsIDgSixxfw1BbGxqmJ.kV0kzmjnADGJeSu.pvvIbBm6yUojeAHPWLjcDLyduXTvBKRzkWRMOuua4nvWbmf.PLqMnU5WZ_FGVK5pJEhs5Br_rWtRNGIDz7wuuo2oMGyiy6S1YbZ2i29a0Plt0Oe0QRiCpzKE.7HxTHYcWqLo.jKWWpOOJJbEC0aGoLMduI7fwZAQcVMH0zglbOa94w4vJ10aDDe15UyXqMZ9lS_W5G_Mw9ekj6PLlUBmrxx8dpr_LTObJteWBnhidOu7wPGc5zLflrrz9bO7_wE6OQ7qf.ihWBYr5ceFNqtU_Zi3S2Hdw2hteHKac4lgrT4awKqCc5niGp692HhctIf5mSXPCXOu2GHOl1.fxE7jnScmvNQAyN0oXZIgrM1F8blq67NHbiQ4DMXC.GNcyu5gxM635TJ99z7sEBpZNneX88iw0wfNgXSZOXbhmICc3j8ORm6W_ecanbWeZi8GbZadnfsywmsagBQd2jMGAZ9wkC8902bm8hB3xWApElDJwyZ9Ak9Pm0W5JFh06mUz5IYg27J1rWet.RYN.QW745m6ygKSL7hxc69WUnaqcs1LVqXbi.ibjuBne7BSuDKfzXjPGP29QCcLjmNTK71SYl45aN55nOxVmohD3BMDbgi9ksD7HAEdNMcd.LxOXbiQ6gbk4kIB6NJ8pEOetqEju4AHiX7v4iF3mWfWkXBBnOVc.0T.UQXmM6nvl3Lr4ODRr7VgnmWGEgICC7pWzqXRjG93UCi1V4c0VxCVozIKHoMBE6LsYlQSwSVZJt1QCjCPOi1NGqejom3xdPaNQZHB8is5C0VkSSuTs3.eDKCA3efJKvsBNsbxaPex5y6FY_TFffxCpm1jT6YWepGUpF88cXPgKaP48QDp0s7djnSffnmgSEg7qRkA4TPArTpoN7Krjv0bzcOTIVylc8DcfhkV1FSFj5.ocEVY2sFWoM7fNDMhTY_KliDHq.vzqWxmG2CRfWo2c"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=910db4f65e082d28';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\/2968317450?__cf_chl_rt_tk=4pIOp_OQ.yZsa33moZxa0Q6x64P2QcpMIcLURwWWHO4-1739375138-1.0.1.1-pFNAT.dVI9VIejTdGfV7rJfXLRkO1zgEW.GoHjB4774" + 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