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-086666970596.mit-edu.top/post/5740392168

  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-086666970596.mit-edu.top",cType: 'managed',cRay: '90f3ae14c97ec950',cH: 'owdh5skUezoHX.b0akx9LoSLmQmZJgqx35L2rV6mf6U-1739102226-1.2.1.1-HUIKSGPGNxFbp9.1knss4tttTpEKOpihRBFXOsDBclNm72Sv58YPw_e7l.Xz9aLM',cUPMDTk: "\/post\/5740392168?__cf_chl_tk=tWtW0WzM4v471xghAm19RPfze3VLpQTRdBbhVpynS_0-1739102226-1.0.1.1-jQYlTaM4NlUVhaTnw7LH52fNCmButkzKtlX.kuWbsIQ",cFPWv: 'g',cITimeS: '1739102226',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5740392168?__cf_chl_f_tk=tWtW0WzM4v471xghAm19RPfze3VLpQTRdBbhVpynS_0-1739102226-1.0.1.1-jQYlTaM4NlUVhaTnw7LH52fNCmButkzKtlX.kuWbsIQ",md: "qvj5jsWPPrT4mSydMSubevGmtzSDY4o__R5Yvw2JQxo-1739102226-1.2.1.1-hjMd8XGjoLdsKVLZB5rpawXzqwpfGJf6ugjK6YItnE33kQ4kou3Pnvf7jYcSqc2sAKWdxyZEUbZ5UMPkHDGd0l1Nu91brfOPUlwE6JNf54om5EYpHTD0XDZEDWTtJ4Aa4rIOA_YqBdeTiui4Q8nX4XZkIgYs6CwsMSqxeimtAvduCbdCqtS4ekPpuNpUwMzx.UHJ7Ri8nxdkslK2JTOeMATga4dAchjUv9Li0NSvbpHTYLTgQI_b8I8vHYuvWcGEOxDgc3ZAASvtmj3J3R3Nj3txYE3oarMYu8eIiEQu7dpKe.r28BdD4EsRpQFs8ckxg.iVYRGH9qoTAF368Oa0bZWhxBTMAyAPMhVFE_JD_.clPSq2mTeusDLAhun6pfnEJ_KetuWGhk9LBhpn24FHZ.BTfsYTDXLmgF5c0YZVoe5mbmBnMRRZUZWm5JTwbqQFT1Xxd6jk8DWV8eJBmVGUNMoQUMgNqno2fyK.XDvAIASi7YvvxLF.gUQXN9cZzigWabd.hlSNiqLAsKGvhQr2XzJBkQqIHhgEMuM2u6trtym93jwDWd6rYwKOP0jbk9fKQ_0bzo3E.atE4w03h6QO50CCeA7GA8X9o1Ti5ChC37.zL4AusrmXkQQ5bkwx1hliaDvgqjA_dH5sNvhVW9NZlVWpnPlaZ49d6RkJo5G7yPMjMs3wFZD.k1Y.30cwfe5yXl501myYbkUSjP5YZYqlaeQONJr1zEoRRxbjpy2n99SFdcBMz5sdxwMKvi18LRxfSs_cJT0Dgtwy3ITF18shJzMl9zz_JUb4G_vin0cbZB7QcRbn9cywnZfOY.61Fm1u3nTYiLY1CwmepGO8ELg866HFhICv1MJmITZUPtRVasRpbMfgMtyiCJmwZInHLAT0Y9EujToCK9E5EnROhj3Pyht32VxJmkOspYpNA6SgxE1k9cUtoFzvb38Hres8s1qFfHOJN10Y5YRn9tkgmh.TiOIcT9L.IfYs8AxH.6SrXFAqRWP8m3CFMFCkSvKirnF5vksijBONTRzIA_87g6Yrgso9rYDgJ51YUMQEFL0HwAwmwgTA3_PAZNhmNVFkc_RuxXBFbHHydJ8r4FDgWIPAL1woDwJp5ooaL7ies7gf3fWxwgrGf0rolAizYCJsk150PYGaNvfACCrdwzlZbIu2ZOEAcamYeBm1YctltQhRrafmK4y9WDwh2QpiM.O_5i4xr0VdmNvdMzYvvgb7T9m9H7eKcbFzFDr26BFhb1.HDwB0uGpXfz3NLYhirKiplOsMjSgAYS3yo1h2ZAw6ECOalnVydjss6m_QEEE72djD0KGml8.Hg4M6tNPj9lFrj0q3k7A2dACVx.yvZAO1R6Og349VlsFatJt.7K2YIrZF_B4_XL0PEvm4fUmzj4mbM5OxY_pSMO_KLsaAZfZ_.tfe8Y29wa0bxkW.gtAyezgW8B0MDLlJ5mi2V1D38AEwAaIok.4NIz9pv2rmpZoTkDEoBq6SlMhUQPpV1qig7hmXJOx5JjEf4qPj3nUzx003bM7Smgh3HL5TxmKXxYMqMosDf0J9qR9hLwgo33urtbWS7ldDGwLFj1r16Hw57VrIT1xt3dcAiUe.9u7.r3PEaS7a2KFkbIaWXdrWZI1uWVgnomrEHzVi69CPpo2CpbciMQ27uKY2JGqckUFR6QARHdSCA7V10bM9w6XHN3zQCgkw6uFDlTBGBHP7H5yIMsCFHKxEaek0GGSWsPPP6SQadJPhBUIug4UdgzSABmW5gGdqnMn2sjc8ujD.pVpP54qisFQl5JNr2ulnfy2hLAu01.Gv_YfNg5IT4bIxYbwD.2TKosiM_bqj2xbTixM78vpI27ZCvchfZAPnFtNwu94Bx0eUzalWEEKVXwZiBFxzw07VpPLtBR_4N4UEBrCow.tid0LxLnPcPFUtrGVWWi7GLIBMgz5d7on5CwTV2lpC_NNNiHXkh6vTRPnq5oJKYGRx5BGKxDCiKzE5U9_JIBrQ9arNp8o231mK.Y.wHk4Xc3xnuTlkDKJe15ijTXr2YkE4_pWTTatNcupFllwyu4B0ioOwnY76E2XYG2CyMybDZvEXKGZsLEbTUZJ6E43EkOS61CY1FqgXg7mzyiyGn3jeBORMSSySMtAhORaxA0TK_o7P87bMiQ3hsDFCDK3ayFooD.WEeYzIkmsEN_bFtUOlY82U1n4W3rIvpPuCl2jpIxAo4Ihl_8bTAsGBHItvM9jKTnNx",mdrd: "8ZkZ1yTi7Au9YbJpg014uikqZJPGazC6m9wTE7qpprY-1739102226-1.2.1.1-2.9F2P6Rzy3PFDfsIEFR.6dZ77WeQEDsnsBokHCq4kPGlHW9p8f27IL_61QyrPvo3hDjlBCFJjOzcc399BGpFRDfEOTa9ItsASnvFeGEE45KVwi24P0qcWAlywoL_uxxszooVQ1mt.M4C5.RgAQEHPjYOIc2RZlR4yzYuhcxy9ZnckG2_MdeIx2y.2XUdif4e9L3QUO3VmOxcO6eHF.1npk60KhBB7adyg6SN9_L3DO_fO21c8edO.JPfpOB.2J2PJ_SmfwtaG0rNk5MFfIGoMSyAbSoN..BxWVt_WjmVcqDu4li7qghFoGcyUa.DQLj1QT1KNMei6ogU7sRqvfxmZImTZbkRSXZjHAPNB8DghW93luN9AOfxOkb7CoFA.mGlRjfcboZZId0Q9FAllUogMvGConfgWl4y9CMChZNWG_hbNtUcGHstnTIxXgXEokYlgsHzZEr9htDr984htLU5Uvt63O5s5kzijhY1dR6SI3_7yS37NhMFqFhMfCrJ5AYcJvEf5etPKHDWo.lhbyNxVwbLjcJtqbYXd5Q5nrQW.jb9ggMy2bAm8hm3D.I9EE_JMzdZbpn0j8FjRYj6CsnfVD.tUmNudwgEix22kRg9in8FgsDuDISSZDdnhMipPibnEKC1Aj16obBmdrHjXP7VuWmNrFVwvyRMBZpyu7L6SSS8b680Fqjnu0Tksl.q27_P36QNMEGoK3QDzfK6ywwMRayrpNNXmSOpHspjl5FzNdMUQmoxNxmLpVdYN91Kw2TA3Mq5KyySp8FdtMOuu5kTEm._kbhzEBy0Vj8G326.6E7MxCsuRcks_nS.4FQVepR0ICDguTOd5XEzsxCN0Wp6c3gjQ09V7HIZc8qd33b3K4tWrlWww6CTtZUYrd1DDMcA97i3okDAdiIuAjSQXSzZDZyMd6CSQWhAM.AoerpzxBfwxaAIbpmpnuD2tQJk3XgJ_ksxQ89mfSUiLBy3dEBsGcXgyAVcMSlRCFuLX11uDsCsRTKZeA5ZaEdLfIFcSGM7OBM9nP.KmpvzZsIsCOfKPipjeXIJYpK5f77PEQgDDQQJ_npYUVHMUqvkawCOLih1SaNqMg2XXzdQxee1SaGqko1FMdJ6CsMQllUA_gfMzGiwW.kAW1xAW3UKeIG3ew0PvmEcwIJATN2ca86TR0kTuMP6ItsErmBFKR_hd51gzWFw9AV1KumZxOgCI08KNqrOMfHBlnN6V.PUjeQmlEs8q9DsC3dQP22MddL9QvnWHGt9qJqrDk2H0erciwsucnTBydnyVd0CHmGh6Ay1kIO6KHguApdVfTB1BpF03HOlYien0sJ_Ty8zw_YYCsj.gtdAbqU_.tZ7NYB6uyZ6nxmar6Ceovo2QrNxMRm.pv4QHIoh1loE3zOdTR9DrnFa3S1FD4fpIIzrkaEbNy6fb6HgldpCAd6FQzjsCIX5w04G34uMM4MW3W6s4tFKHCe7zXcLCktO049JJP3t5v.qvNBwCzLrECKtrPj6R4fHTQ9ecsLVwU1WjS8AXs_MeZUDehsccGkAXipqQ0X2AkxAKAGB5USTv.FJzXtSLfNtIZJAQKE3Gyo2F_mnEMIMB_Akb8xlXn7GyzmkduDlp4gGw_jFc8VgYLjYzV_ZAgHIslhD3WV8mM3J9OjddkDz1iJsp5GnopBJOR2j833N5q0Njawrk7HuSdL.su7Km3Lzzy3uH38trWRhzHVY16IB6ep2roD7thQnuTkyM_J2NMB7YV59Bh141w4gNRmimBWEqk67c9y8ZdCdC5uHYgwYqNeBcWTYMcWEUgED_ntlz_nJ46qN3ZnR5gqPxPioFtVttFkc20"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3ae14c97ec950';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\/5740392168?__cf_chl_rt_tk=tWtW0WzM4v471xghAm19RPfze3VLpQTRdBbhVpynS_0-1739102226-1.0.1.1-jQYlTaM4NlUVhaTnw7LH52fNCmButkzKtlX.kuWbsIQ" + 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