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-650078016002.mit-edu.top/post/0193856472

  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-650078016002.mit-edu.top",cType: 'managed',cRay: '90fcfb9a68578286',cH: 'T.pdxnwBNerNrHIWQQWPz7iV29jOp9ok2FdlV5E6WnI-1739199773-1.2.1.1-QaAE3hQNLDN74CNa5PnJh9B9E1EiuTbDAiUUU5IDlKY4YG.DYpLoswM8NYFPZ0Ms',cUPMDTk: "\/post\/0193856472?__cf_chl_tk=zOTiRlZjng1K.Ui4N56ixKVffovCS1cVeaWlZ36_CMw-1739199773-1.0.1.1-e2nGli5woS9xk2Ii_P_3f3KtbbFmUbzU.hiRHFPleTA",cFPWv: 'g',cITimeS: '1739199773',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0193856472?__cf_chl_f_tk=zOTiRlZjng1K.Ui4N56ixKVffovCS1cVeaWlZ36_CMw-1739199773-1.0.1.1-e2nGli5woS9xk2Ii_P_3f3KtbbFmUbzU.hiRHFPleTA",md: "XFPMxoq5j7M6vyIV62W64CcbTZm4g5ZBXnNCY31N57Q-1739199773-1.2.1.1-Tvx8DD2Ek513.W1dYSgebg5JUmjOJk9ANnwlc0BqcxrUQeybQw0mTCYR5bMQ7KElKxnlQmujoiBoDKlzgyHN96vxM0dnxQDCIa5vfnE.d9sU2yn6YBX02eNgKwEXktLe0IMFgtwixmLJquNzEX6VryTkeh3KYgNY48Ei_YtwuUzEOxukQNXx0GeITDB3sxT7Dg8ozrNf8sVR0_mhOHDKKOmpaa34cyRAFxJh_5donaOOY.j4IdxAqh_R_DwmTQMTVCcYWat_AbsoBfVnkofnAt_DTbyOWpvKJtZoKrxwaZ8GR.QpelZ42BfyiheDofxrGcJXgvp60YBgXzjgscia207Tr4VkRr47GGGthG4t0M4FP38EStQgOxn464qP5tTT8FVMv2wxtUaQvdZVsviy.nJ7AJylDuU8lsL_W9ZuocTHzs5msBckd_bIFcNPMU5SvAzvh.fC1iy3KvMuqU7COy0XabJyR3ZEtAns2YrVUjyyT4TPG.fQE2Hd896pCh3YlKVts9J7O01r95Nd7UldeYB24wIjtIpbWA_BMvADR5PWPKJ41Yy7UnC0CtzpvoK61znDEGVwiqjME3rqttcRjwXAmpS0cjMhUg8w16K4p6LYW0IDqNArQMz.SNB2KhwLKAqt_nCxQG.RxSTZ5PONCRSil6xWMt.cvHbyMYrVoav13I0WLMQ6KhCV0joCEhQhS6i0Jdad1cl_WbSUh9PY1pbrkKBH0P8.0IrM5eoihYxgGh.itB2fneK8a7kxO0ipdcYDvy.RueN_bRqf4yC9aww9FkCAaYofpCbOOIowwXvLnsdT2Hd7MtjdEhiV.gnT4Y2DiWU.hy_.SAEUG2I4FWmhQcrJFoS.p6NRUSPAl1doW2ONVEV63BY2wX0Hzv5BMJeD4XmQ8Db6DXoLFM4pmxAipLNmOOKs74yAlumD8IpJETG860rXDXzLYYH2zgSeKsaOjg3TH0oesmAUH4jBgXAElPqeLWBI9cCMWpXt19qbgzJbkJQWIv3iseTSxhap7DZK9NlWutiNA49WBnE9HpgeEMDaop50HJDbnB0vfSvo08EplCZe6yT_D1nIGz1CVlc1iR6i5ZBpLUneiiJLq0VSQ4QMjWV.AwlfnOoLGXw2WnYhsXxcXy9RkMdTVxsvoJCRS59taLhu.e29iqWJfqwO.EdRrpoq0Md4LGlwHypIt.gFsfWqAurPfToz3oxN_MGaC.P0zMIsfF_7UfZcvBEAdpt8dItfpJqzAEtXigHlfEjXFOEhmGDslKILGsr_9ETCnTt_hx.hv_uRCyWUluvipC3oan1hCLP.tajaaE.dDlRti5TEGPWm3u3Dx0hITBL3.GCec.vJz15MqQ7v3c5J5gbAVZoMfFkJ82kdDzZPUwQFYHj6KJMhN4ZaUQBkZTygLCYv_RHAW6NHcjMK4nbZ0SHteo.WynnA4yT1qR6zNK7VNOYvXnbsB5gG61rqCW.Uy1yMd.NcVioxXGQU92p3RVwQ1osV1Y_oIWdQgbCJI7_PexrYoOUZ06H7PZgPBEckXA71iGIxjB7vOx.1Rfi8mtX4otaQhrX_NamlXRS352tPDNOBDI6juCML_AgsmgaB7NFgyrFU9iSY6CPfbvjKhdnC6imvEg.yvsWDbFiXuxT_jLURCgmZtyzq1yFrru3QddDLPqtkV4wXUc5T3v928Zrxofim1HQlRXKGxyUcIYiK7CSZNTMAG078wVMVCrpW7.X2DOlJ6BlqGjeIDxeIbvY9tZTT8X2gqEDGwblAi2.tdNQIokxGyRme1Eu9o71HMHDGWNQcw3RfBokv43JGSjxf9.ZB7Zx6YqO13iC5ZMMSbrnQHOuGniI8ukufwx4RTwJcvf4H_FfbrqvIKsM27GS8TD6bPZsjDupra58BSfaiiDzr6s5QxNrHeKZ15wejghG61UA60sXncK6DZBq1LovkVHIcyu21RrzQt4iXWXj4GPXDBXedcefrSh1ejIjt.JDiZg8vdRLbpf2mHBquurgXtLTP2DtgQFh.kR38n9wntV7EnkfRiKm_auq6171HaHjW6kERnCS8qpGo_tSeQ4.zMYT_UA9KHUmJb1h74enUX4KGi9oINGt1b85P2jH9XgGoMzp_9l.vbKju8fxYNBOUE1hHWYy5W8rs5RTUeAG7fDGOBX_MhrJZ8KgtKZcpuywQ4AQZGETtx2UrkFyV9SyszYDPYc.DIPoweUBDOQ49rBuOimqhdtGyvFXC",mdrd: "TjkIHureoiuL1q8jo0Pr9UCALwDaRCTb_K7gGuj4q5Y-1739199773-1.2.1.1-9kvhZ54WoWs_cba7LblH7gZtYPEc9LFx.WOmTeI.Y4Q1_o9KQ_XhpUxorGf22YpAoiEBOO0i0j2y5HpR_aQ5QzHPSW21yZdNeuAryrI58hfKXozwDg4YtUSF2LVfQg.oEZkaVNTENYcZ.pPWKSXfRI5STA5RvK2dyBzFagqOtXoWijAUIJYhWczxqyA2EJhCBRSv6eL5LKkpGQz7Ek.RaAD03oXdCWGEBC.hxD6Zma6g6HJqNmRw5mj070UXOiBA77nPK7z3Mfo9duh8XvLHTy7DxkE_h4Jh3oavPTbOANU9XDeWAZFOyeP21ht8t5qVX7T7KVtplpmCTxbfcXo.zXzZC8EugZ4v8dJyey2xc4ZaO62fyAH8r6aE9rd_f5tMSCfvqk61_ms3wGNF68_a5ov0xvXGmDofbnbiR1tcUjqRCDNl1ZIqyuOoah.J2mjrrInjm6j1SCZf0SwOIlqk91ZojPrAnxLjGYXH4zZsYwK5M3EZ__jaOYo0p0YmAWoiipNHbz9Cny_BKIiZBSi_iWSXI1K.oK795THchwV3KUY_TNGdviQhdBr8_t8eI7z1jtMwPBfb0rJ4.VIHs2mpsrsPBcA460Nwj0t6_ojs.E2FOlvA8otNZ17qfiC7zJ7YM62IzpFcUls9F2Y5UHa.oG8xiNjdpoR7VGuJZiEFuy7mSlhWMXxTrmscr4FMPQpuO6df8RXOkMHY6qLXGrMaKdN7v_zb94m_r5WIE.Qfe26hk8vA4qJFn7QyI2hp6jhG31at7Ef9.8LZGvZh4rt3G.yG0MXGdCaPsW6rKlyjuaruObZc4.FFweO9eTsqWN27W.O8P1dCskdfpLfvGn_AHbZbf0D8I4BsdaE9YUMCHZ1Lu20ezhOmABEUwcy6f1TVuErVH9lWsG8fJfu0RmAV6k2HXjFyGjjxuA0Nh19XuXQ5JQwIcuVmJQMIDuay_.NYZklr7zlQjwws7604913O8Cy04r5Bpbt.hRwFxhLBoK4tlI9sQ1EY1fOotx5Ej7E8EK8RMBDrdoazqa_msLObDdbCWbcME45jPvrJcre8SkKFppqo8nH4fI0mjOLfbQjPv6K4km3fPqoZTqlhvniewieCPqgCsMvwPfA5ck8YoSXFcCj5OcBIr2tXbCDuUWOtZ27oSWqQlk9MuG36G1lINGltzLOVIxWhHoVOawGckeDlWFFl5qGUCuhzCEf0LtWferDbd.srtyFcsAdMaRb0i5JNuI8NUf3kdCoy1z4vxv_DFSxexOkms51jSBWrWa7F0HOu0CsRRV5Y42Se6KhpJoabU49rm3OTr9ceyZ7TA2poz3UlR63A5DKfmvi_jboTMtjZ_4QFATMJy867l8UnwIiLoFcPBV7wWLz.V8OmOVFlvA9RCN7YRnKKbJQb_O9MwoVbAGEPWhWBkS3p3A0T_I2X96NUJK7UHJ9Pp7P9i2kIPhsx5nsX53INmtrHpMPAD9T7ovCFN7OAE9.q1aeyfAcB9SqzxIrQXEw5Mk0sGetCoP458dIDLu.mfz3.TGahmK2rkUbljH9QaEJIpVxM.US7nIvYh4THGjEsxg1zip596vd7q78qmOnhxdKf8QTWoIQQRpiDONsB3HcrI6g_vyvesjkO2w.qLxM.LjkSV6jaNAZl3D1SYQp42yKZL1.4Thv3m38AVsYosGweJc9Wpk9H5HMQ6O78IfRVtDUXgr2BFh47z.0G6fYS3RJh6GoPGo0s1ch_dGxDHzKKzimWGtfIF.XTGD3jdI.QiUI0wOIK6L6nEjYf2PTi5iGYssIt7CAc.T6k9jntj0cFxzT20Dy32SgVm5RWfAjev_Kz43E"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fcfb9a68578286';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\/0193856472?__cf_chl_rt_tk=zOTiRlZjng1K.Ui4N56ixKVffovCS1cVeaWlZ36_CMw-1739199773-1.0.1.1-e2nGli5woS9xk2Ii_P_3f3KtbbFmUbzU.hiRHFPleTA" + 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