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-980649156919.mit-edu.top/post/3587642190

  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-980649156919.mit-edu.top",cType: 'managed',cRay: '90fcb3fd6a305a0a',cH: 'HJb1NPkJFOpShDKZCdKI0AY5kuaUPOfrypETV8_lCbU-1739196840-1.2.1.1-.6iiXJPCeE0KF6cY7AONnzFNn_8yNieBqP9vN8XV2lqRqXuqKV4OE_AfW1pfh3BV',cUPMDTk: "\/post\/3587642190?__cf_chl_tk=1FMgBJkgVUTycReZ_9OOGCB.xHZWVKgT5O0ONhTg2QQ-1739196840-1.0.1.1-IvoejApMfyMXqrA45LHp1f25S_x8vSDLwa1PBshfyfI",cFPWv: 'g',cITimeS: '1739196840',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3587642190?__cf_chl_f_tk=1FMgBJkgVUTycReZ_9OOGCB.xHZWVKgT5O0ONhTg2QQ-1739196840-1.0.1.1-IvoejApMfyMXqrA45LHp1f25S_x8vSDLwa1PBshfyfI",md: "AkZUA.Pcd5bOmL69qGJNSoFC78Jpa56AohFtMwA7LH0-1739196840-1.2.1.1-4TQlYzm0zauPHUvXyTrGgdwZ2gwQjfZT9NAVGwGaAGRh7bZV5a_IKRu0Go2KWSzvUVS0sEof.yta3wi7JUJSyDgdOwYyrtLtc5ok9o7aNnx0e9ywBfywhp7pTgFZ35cYQK3dojcMAXmJ6nakG.y.Ct8SGX4DbSSyhZaBMyZEIVL9nZEBgJaXXLLvVZgp8rG0osHS3Ademq2LBFA7asuXxIYna7pn7YvvvbQvxgyUOOLg.hCIWA.1Nd9zWF5OyonkCwTsMTni.3OWxZp.8zvRGaufozHuv9PHk9Z8yD.WxX43NY7CgjS2l_QuJcdAoJCdqzoNrBKeCQB3MgAmRN7XRxaFH_KSiEAkEFXIOjM817SfxeW_5cmwDQf8Q4o.J6rMjUBMD7kHdapOgUUQpOT4dLVSFjeifnZY1CvKje3YWcL7.sePJIIg7wulPejzrkxbUvCJTghYXrVAnlE1eMDrbEh_5z8OJxLa9JjkkIvmvW2DrFS5e_OryOr.kcM5mXKm33zpHOGfxjePktkxd6vWufE0HF09pi6gneJinv2sgHvgmRfSMuwjjR_E_fwBsu2JTwK6PzBor3NaUpVuX18w8sGSTL6ITeciKXPgVZNjieUD8j7ZcNQXPDueuKFnVz9tvhwoTUZpgV2pEgPJCWbKA7sZhfwmx9UjViUwlyQdCeoOJV2bBBGySO4ZgrMCOV0W06iuUdCTTgivqI4IYB38WOlI2HjWAWt8Dhlz0B4CNgGtlO506GKpVYJomVGATEhw3oADcaXWAIFVUC_jZ22.IIabksURGfoRVhuTGkiOPpjrH1UB.v2XQkEFEpqjPZ730q4ZDQdyPBqBFZ.DKb5H1ggQStFhweDEfULZzE2U8.bBq.TL9_yWpW_EXNmxPn5Nn2NA9ixU5VYj8NfEjVplm6Dtk.Pl4jDM8Tuno1TAz4OkHseOuXAFBEIio8v02HTQKs300xIe_ObcRsvjyLFep9YskziefNGPuDvVnAQFaSuMfWICmpFadNLEgbo1W2M2tQNe.gqoBIqOcwgkme_zDeRHKDP3CyfAtqeP0V9evfN_8UBXhmVHJ6.zlbnC2ibfAmUZW0SQl6xxq1tOdCII90F0M0BFCNXKYJ.zTA_G27vkmzJaKdDBra.gwKDX3pwNOZAJSiAUwANIWcLVxTpoOZjABY20fFFb23YDZba9M6eFpW14inJ5Ku7YgZ4qya1o8d.LuLRxBrvK9V9soYK2S_.WltP0TYWLuBGumgCZwhWzWlWYFfqNbwMRfkea5ShM9O7WtGv6G5nwPtvMWteCL55V2CFqT9_0neZpCsCqtKTV0DJFFbPF6KYY.006Pr34DFf_1Fv5hTIuR5Yr9Lpt_.lfFTXTx8nqLJvJK9uUtC.dX6l8IKoPZ8_9UAbc3k_NwgWe.lurQ.0ILza1rm8m0mp7xJf3j3LZh3ecslicFlzSttboiCcbYwRyBObzYZ.ZlkMDLq9C63CCFvsinSyTXU9QEhgCeTsi9uh0sv1bl2G5BTle9PlJ5x3Lxy86bBGJWp7Dft2iMI5DDdtKG_HqM3PR.gPFAUj4xKe0m3Lw.2N3ExHT.byvQUf7_dl73_eHOb3hEl5NWlH7FefwAFWZYd9XUqdxz02MAl2ZP8ELi2QWUMj6U9PcZz6PSiS272xmyXB5AsByXHEZduXu0LiIWIi46zdXH7zlBU_JfleljIgtn.BDrGw.n8qDPp0LGA4tgZlofTPle_Qp9tfudl1VUVGY.QtZdeQzGbs7SmT6sHsZT3gpvRKbkdBXm1rJLKtLURiKbQQi_TqkU2JMCMwvmV14dB4oQGQ14CNHUFCakZwA4YazwGvEv5YdxBuQB2TzhmCkMfmYjaggsKc_j3Up930c0WKfngO95X4zGv5Qi0EgexTnp6r4YMGDnQx5yTPx4vcpGyr18qWvDS8g95STcvooPrRKBBXAJlerQlEtJ9AWejagoPj5FTX4m8juY5Uo.GvN.GBY.DxlX4IY8CAlB_l1E1LCtQuX0pwnizOqsUVphZy_uLHUfW5T9wAIBkbbd.fEkM7nQlIuG1eOKDNuas5Wl0jxXPn0C4gsnMnZQH3UyGDKHoai2RJQi2Yihbmr89xlg73qxJK1NuvSHSTRIHUigv03KGRFvnD_bnzLQW145i_.07G1hAuH5u.7zbhD3El7iL0Z5GVOnw6qd0.OQQwhOR6pPlljjCZtFK0lIrk0HYnl0juuZjiVMoK69gfr",mdrd: "1iWO.UfFddVWm5CQvqCfbuHvvvBaPIulsZ.PI_mOxcc-1739196840-1.2.1.1-QI7Nbhl1Hm5CJ8dZ5VGcVwkYfN9.dm.wB4vMXkDDHWmbxVQW_LWZms4_bKmJWCSzFUUJ1pD7BnLUQnMwfg2MhSe.DwsLcXYLFCbOaPKRW0q16EdKUjkCzKD.wzfiQxLuG4ZsfhsvL1oLzCpi088LsrvsiVqg5WbWODGUtZ.uQllrMgiCrzQSfHFldtAqGubYlFq8LZjjv12G9XAUz3_LnJJJ9_ZVCrjFFwx_yUoxBqz6YPHgGv0gCajagAxDCttVKq7Tgzi8TQRrUOW1DNMk_hAvmN7EoMt5aUG35ZBvVXDA477KNtl7rpjupm_LLnn4iiV4EWQbsrQXdOVLpXgloUgKL9INe24l8T6AZqRKTC_GUb36sStwZbhb8SFgU5FGTptWsVEFR3XJF.1ksspPEXLMAIdZ6qFmmf7xH4t2J7D3BWOpouPeOmIFzUiiiGm.LNPCUuNhEeBgj5gja961qhz4PtsPsQcs4dIYX_GSOtu1Ifrz2Ro6COP_oMYTnKukyMLbrBQ22rk8RdQom3GY5q2hJ5tIdR_6.6QbPmT6Ka_nDszJXqEJa2eXs.N7kZ6ul0S2NSbB_4Pt5nBHmFTEk9E.F0Ld1TATXNCfFNqiTaFDMTd68FEinUJRWO6lutKGNJ444gy0esN4hiNrHu1YlYOj0.ELImdO7WpyBD3G37GHJvs_Q6Pgvl15fAPDtdjJ0kkKEb.tu.sUtxVQshWWU_3a9oHo8TYjg7BDuOqPlJ2uPDkRH7TSaHXrdy4FnXVnPo9Cl3cuK0esHf7spzW0jLHUeC.fZRRqwD4lal36Sjaa6HDzScHEHik2beYXvEuupnqZQcDhJ6Gs90wTG1VP6ah9UM3_PNRv.4TwGuozG471ORObhr6n8wKV4VlSu0N3t5k.SxJ49Iwx7l0hUF5wzbMXlyFAczBrrJt11ZZSle.FL7wdTG0zAIseR_YwlhZ.T9L.BPrNBnPcIiJi5pR1FSARzMPnxRXi5ui8dg9UqneX0HvCzMdhQ4bVWeFdVsxe3SBdrMWQvuZziPEUT6AlydaKFBLNHLR3l0mcxnrPsjIOq1SvsM6eFSySpnjLgnK6rF.5RxaJsgQDZQC4N0Fv72JUNnAM_wL8YBTwJYRw57Y2lqlhMrghEzZfAqIZAHW_QxGo2NEuJfFMg9mTRX4ESPMf1CJZJrZfwpluYreTV1HQ1RJ4hfYH1yAIRtlMVSqowc84oskamgVTKE_DWbE4SML1t7MkmXEhy2iQ9IotXivxOGd.4AQN9PVIAgB9sz0srUG2OYY4FMcLwjrzmijwp.TqDg9hVAhA7NAb_Cll7JMT5RY_8M7bNzdg2mszQmNaQxEaRTwMEZPtL49MRWRRCPFKrjU2xkv9RwH0ztCu36BwTFUjjkhf8JA2nJthK8RsvdE9eifqgqwzXaZJJGFRrQtlQY3wX3KcYt.slSnpOVjngfxrEFhvawSNo8.o79qNl45GUbHb7G_VanvtVW9KvenAxlL2X3OuW6t68GXovd.VD5IH9ePdxiIb4MJkE3LN6MjHCdVARTYb9qBVxKYCO8lc8aPTZao1oxf.NKXudVda8oe5Du6U3MfqHZdZCbHGPpdFdHtd8JeSD41FAjQwwGSBb09hAOT0IuJXkrG05uq2mwH7EcSsU.zWhxA6oa4XwBaMjmlENYWxv72i61aHUpQ2ogaBAkRydKx8a_iNQbcWjAXg7jJkYIRPHLDNitqw26w1reUmR9qTkNJ1jWa6Y7YkkdaMuM_TGD38blVn42lZHla0mteOmZH5glWPxOL.M1yHTDxWkfeswdIO8y1DoJpG6PtrgJn4LuB9b9s56tw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fcb3fd6a305a0a';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\/3587642190?__cf_chl_rt_tk=1FMgBJkgVUTycReZ_9OOGCB.xHZWVKgT5O0ONhTg2QQ-1739196840-1.0.1.1-IvoejApMfyMXqrA45LHp1f25S_x8vSDLwa1PBshfyfI" + 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