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-755426800784.mit-edu.top/post/2169083547

  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-755426800784.mit-edu.top",cType: 'managed',cRay: '91105a10a93e5766',cH: 'sRHL9EWUx9kTsdICCadsxVKfm4e58m2Zkpfdf9PxwzM-1739402872-1.2.1.1-IChFVMjG8mWrjcBXbX6t7mKQxlAC.IiCqi1hquZje7.wxsc4xTcbHvbyuuyZgH.f',cUPMDTk: "\/post\/2169083547?__cf_chl_tk=nwGd8ytu.cUBHR3XYE9UEPTEYT6HPTjV4t.DdlEGg3E-1739402872-1.0.1.1-sVHssBwGf75fBI2RBNDcIQgdJTZjKQL6nbOBM9GCX2Y",cFPWv: 'b',cITimeS: '1739402872',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2169083547?__cf_chl_f_tk=nwGd8ytu.cUBHR3XYE9UEPTEYT6HPTjV4t.DdlEGg3E-1739402872-1.0.1.1-sVHssBwGf75fBI2RBNDcIQgdJTZjKQL6nbOBM9GCX2Y",md: "Y9hMw07Nt3fJc5nWrTkRs6QZx4sEkGCWPdAshEQSc84-1739402872-1.2.1.1-b3Cub27ESS1iAmuvP2rneIHKGhDnOpWknxsF3uqZX9j8DqwrT0TnwkVc4Ag_zqH9QoUfUsMpGlu96AR4SsgyND38ukTlptRS7qxp.9DD72HION9mQNYRqztkfvyEOoSMGGH_5tYSRZ4Q_b3bOX7PDhy8FQYuG3EERhzJUEzVCXZfNYFPQl6XmTCcTLFMixMqy0qp2MmJnoEDkN2RkMoO0MxYaA4sXA1_DG3pcX4nTeuz3Qf_e7vJQrvQq4E64MqFFfvSVNd0WWu6e.9_Cv6yYmsIyOuANGpAGhIUioyJ0EFlj5kinPkENaqrg0nD9JUqRPDQKozNsZ.E4kmfGHLvYqzo5AfYhkfZ9xAtf2FvZE9bGvoz5KFJxrScPhXjSbZuQ41beBaCpZsRqwChH_anNl1DQ5oibPJyzZOR8mXgRLJ0c1v1FHngI0xcHGcIlZ9_A_R.mJz6VzfgMAz_Qwm9dULIQWw0As9rPZ8LaNxvPNSp960LDNQg1_UGvDugQ0ScL9R6DtIwD.QcBVheUuXLsL5spSXCI54pSl9JiPST0DXN.1rVsch.4vRIeHCRDUTVSkqWFp18CU.UVJy14WkSkG14Ychkw6SY8WRC3i6FILZx.ngt8UV8KHu6TM_79T.VG6MiT8kay7V_bZwKUAMCr4WjCwpIX88LI_9OMesfqxVe8lbu5haluFjW.GLdaAVw7Ju_oyRIggW170yit9kzYr53V3pzb0cjZrpG.RCMH6t5CHpxCgq._g3u1erNda0TQ359pXxZMD9zKWuGke2p63LVAXg2hAmCJDOG3Kky49OFaeL5g9fWLcgVjiG4V3Q_66D5ieJAXfEj.1AYlaPhKrOhDNXx88tz7Iv1AOpYFEBphY3w5oa5MZee9ipcM15Kv4MMJZ8QPVyP3dwbR9_YWwLhXbBxif9_qdUrrkLrX9J7MNbnkqUrc8ORGN.Vgjd.kiO9SEddYzH0M1snWCXirpnt6Qqa5RS5rbab1.LPv3QopTJro45uXS0zTfMNEMYx7Vni5hGdKO42Yua_SBqQYSljHIAetxZ.VPI9d39BNP.wteZhcVUgjmqtcPV8yk7QvL_uNvUpRfiwy4VPS49f9zlp8WFPF73HrDY3BdP079H5MQB1.zOxwtinCuMMGD.dFwtift0wefFOVflYf8dT5o_f9Hn1OaZnXgB3L1FDiZby6dJyRjgUiMnuN8jUigJxef1iReJiWT7GjtDGhtvYSBwqlULZzTfmyxdKizHe1OVUJpmFvvyUCQGne2KQHwdYats8me3Yvlcb61XJqpEJNZPZREH88FMWuFMh4iIzZ0DV42ldsWcczfZZxJA02yY62WdzxHqzaEAXJiH92aLfA3Pfou1LW3P2Uc2_w.ZBURUA0XwmJScc2VzJaBoCHm_YsKYAVM.9a1s_Fq2VwGj9IfOg4NG5pqO0uK4.A01e9ulWyEMyjMMftlVhgdFp7psQNXK1V4lqoiL4.XNdouiuJpIzkp8iwbBI1u3.oYlzTMrsjeRjCHXRauRIwRYkQlqOL4OB4WiFILT9_sBmVQ4uN5heCe.Zf64aTB1lhaSriZX9kKo55DLE0zeyxre.VZ3xiDYw2SoWFh_rij3UVgdH2mGv5.OBTNQS7nO6BKtHLdQXXIYmJAYmFtUvbk7OkjYIWqlDsTTiT6P4pYVquSjisGJI6OSLXC.U9ndY.14OvICgTkUzIdqX603JN8XS_4OtIWMeYWqAhrnKEo1HOuTFs3a7E9EZMxn3Jpx5K.97zLyROWigVyNS6eF9DOIM.d3jXmz2NcNpoN_XYTN72f7PLfuFkOqI3Ik6gTb3ZRCF2CDbW3VsNYSK_GKARj4eZQh6BErhxpoCjuX8fMoxV0.TxMRsdXBu4tTE3F7clYX3JUFCj_2iP1VEkC1_zMfu9VnDEz3CPlxti0EpWNJDZC5wsRj_zQsdsH4nQg570CKnN8JzSdyJ9ZqV15.jsQqoQ1UY4lQw9ZIz4vaNeSF6M4y_D84A6Imy4zRPAWQT_O25Tb5kY6CcthmqWZs__YsK7DC7wk7CzL95FzZBfcKjn0B0lh86HCf67WfDTM9xlLbkj2xyv5f8XD5s7Tg_ywMx0VKF96Na9Ui0thzhIe2syy0akeuF4TzTN9b80wi9s4FWBWkQI.OddfX0VCKf5Fiyg8FTLP.2CdS4h3KFtXE93DjYwEBaDh1KGxhANx52fXI6YGvf4O8Zz.quCP4Zwx7o8INA",mdrd: "VUCYgt0P4887_WsxvFZIiJUt6YTrwYYhH85YwOfpKLg-1739402872-1.2.1.1-Gi8rd.F4OkIrQIp.Z5wkaEWJsNG8XbXxaDZw8yGd9vbDMhPfcycgsimB2GFZeuNtGH5KL0ffiMyzo3_.4UhJO8fpHnABJMNXrBwFMG1WZBcg6i6.havpzZERqnJ0R95vFQxOsvTx9maUPamzIOCPrZrJyR_xS6gsWO.iN1auSiGugOqLBKwqNO9FxIr7Mbuf0zRpJTtsfdD_yvV8PaU3BkvUEN.wUhxFFaTbv5QITukzAxkOL5SbeONaiZbENNgCn4vQao9iaQ2ZSyRH1yRZfc5wmcmua6FQXXasQsDgyFHSaRCkasWu9OnGuAhPQNvpJoWvbbIGRnSH_QTimQFh4rwKFBbUb.OEMNWNe_Ts3nToT1rQ0f_WaTgb.AUiZLLXhV30okoM4Xz0.FFZO7GF_ecTYfnviKaEC4O9uwnw_S5yN3g5KpYg0mgIHlpfaQKl.LNbuTojUvR.G3kHRC1KkSUQnG414zk4N6l1h9OG7oq4NdqA7ITxX4oLPe.AlK6M4k8vjG3x0P269jmO4dBj1j32YmdjhVeMG0DjqUaBmcVShCHetunbi1QsnrKiuTZGhciovls8A7ZmYXf9JGrsblPAwjdILtRnl2FFoXZ2Jk6sHRwH34YBiLvEKWHRnzT07h0tuMjPTVRI7xcbI53cXiXxNcvADcTBa8sGdRXknjcBej468n1MAI.BkQr01SmvGOSkjHL772kRev2gCBpbPukb3IGtxoUwZzsl26lsVxAREm6MulnoTnSWnDqxxHfttmfqmzBirNx.RedKGKhZ6501v0aScn8xRm0dESXuNXo5iMRkkfEgi0l9PV0uhYs7a4JSqQGMUymtE29rGhuc611PJoO.zstKpFEDo3eM1dpBcOBFA2ZybmvhIeDCp9E9xWNTb1zSkVd_RpEbh92zW.Q7ZynSWgLDExz_I8gkL32bZK0GtXXy8t6WyFCCe6vYzJ1yUWOKPgDfzcGCPydGrQf65ipm35m7b5yqcFHPFp6cZ0.j2P6H6rfL2ymTBNgGxvq1drtP9KBxVfe2YkxFF6tLpGbHmLoQ0WD5Zv_mgsfNfstN3SClooYIJGDXXpRePwKJTbAAS_WpE.BxgkT..OQf6Hih1shw9jcYIMio6unSRhx9FjYhel7Ek3pzjpsNKcqtMNlp.Gz00rOkaZgJMZmlW.5WrC6LkEXfT6Mxd0INjIGW9XKNhgLiAKn5Z8FZpa1dXqxr8l1anCfctcR7wuWrdivbvYe07MsPs6U_fveUQdBmd574Xs4tIgs_nsu6wSHIDu8EAyjn7Zk7KOZjKYhCoDzqZkhz36dmjCC4MsxagUCG4roNZrDCaZH.drTJeippDzH_7DXw8vykSj8l.gpRFs3HPFXcDO0HGOF2X4smuSW6LY2KxZefeWMR42eT2mwhdxkmwzC_8zFCnkrN8ym4XRoJsQpfRPzLApZVd199gBng.zdSrX.ZwqMF46akHlBpy9azD1TMiq75xcVnUVwR2Bn_Sla79_C8OVHsOEHQYbPpoX4kaUXellhmQgyqid1ia_JJdb_vYDOpBr27.w30K5pK8sUJWPG1ahrUUXNpOEbkEbgen1LvVOp5mnW6786uqQ_WXfJLbOf0plkNxXZrKb70pKslSNcLnNUy2CnUcKCvzeM2WTpwGNl3P0QAm2mor7mv.7UhD381FB7wU8ZiqnJbOsgtr9xZCcIPt.1Q273yJIz7gifhyh7LXV7IKHnWqZulflNUU4vUpm7QYYUw.AHu6b5gfkS3oQLGz1X8UXP7l.4zOymOyYdEyORq1UNbGU7K8jM6YRMlUQ7Jihk1f_JABamKCR5UpwWww8I"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91105a10a93e5766';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\/2169083547?__cf_chl_rt_tk=nwGd8ytu.cUBHR3XYE9UEPTEYT6HPTjV4t.DdlEGg3E-1739402872-1.0.1.1-sVHssBwGf75fBI2RBNDcIQgdJTZjKQL6nbOBM9GCX2Y" + 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