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-137641376781.mit-edu.top/post/8165207493

  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-137641376781.mit-edu.top",cType: 'managed',cRay: '90f7e79d5dfd0840',cH: 'S5_aFmdyr7QQO6HkT5K9J6PyHVl10oxobbuv_JU_WJE-1739146526-1.2.1.1-FF_HqjILuhpvEj0AihSA1IQ7GZU2VLRmneGLlOGvil5dp4N8V_WzlwDk554sbj93',cUPMDTk: "\/post\/8165207493?__cf_chl_tk=aLmY.TE29kcZ1HLvg5Ka.f18m8Kmf4.dAcWMNv7dsNs-1739146526-1.0.1.1-gvyO2legb1fsopBEx6P.ICfLiGpaS9TwfK4W05QSRiU",cFPWv: 'g',cITimeS: '1739146526',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8165207493?__cf_chl_f_tk=aLmY.TE29kcZ1HLvg5Ka.f18m8Kmf4.dAcWMNv7dsNs-1739146526-1.0.1.1-gvyO2legb1fsopBEx6P.ICfLiGpaS9TwfK4W05QSRiU",md: "x7tZigSHSOFkpAX3OMSALnFXktB7Kqwaq1NWNLORM4k-1739146526-1.2.1.1-1IvwUsHUHUc4wIeusvMUln75FfbDdhcRCVbR4GAI0Z6YC06kK3wtaVfhSn1AsyOmYos2TzuccDcrgNMW.MdsTVYz1mdjMMToT2W8LInTLo2QeDrptF5iEkqLxsN5EDX3j2f7_WsIzVO3T8PBBwFeaTH_T5b0Tdy1bwKU5Cb8EwHLFETMlbNQNLD6GXlustJUkp_Lg2a.iJM1VX8xtQDxVKkNqYr1Rqax0cfF0rl_UyAlCMfl44MO9K8I0_E2JWazXAcogrTbGrvF5MDl7dacCNT0IQznN0Z23wjwGaO6QBkh1vCpRmm_ILjPZ8KqkJRt0P3CmVhB9499fhxcVstzeNp92nm23KB4zMB3cA.sRnSA8Tx5qvhbUga75hzmdTDwFu_X0o8ldJWdPY88UZE4HsGyo7QpcVmSlFAgfgxM78of7B7C.YvUu5byDczDpYoe.gH8J3tTNlp8hBYW09iE3lOW53INWak6HdyGTaCTLqJjZek7r03_x8eUEoZQEvyiJjAVUEzMjJm_hwcoN6fKd48g_U_c6N7pebGZ2nhJ05RZ6WXqeHiIZ6Fxg0jivJ6r73uWyuDoq45drGRu9yvf8nbMYnypw8A4WEBSvcQ70s1Gsn.NPusDX_LvZpsdtxyp_JHyFgwLr9ztJo1geKBz_.puxa71wOkjWSZpqJ_u7dmTForXd5fspFEujWW9_auNCoV.d31Ifo8TnKG2u5u9JnJ6yOYfD4cH95qgf2Ag9xoet6cRFpG60gWshcnoGTMW9PFvaUs2zwjt8AFC7qh.eqMqqGQeR5gbqvWTIwiRrCvpIRU6OlC4622IuQ3rW4wDenumo.8K1WMUTNNWPkPPWVoMQTRqo6w7AmOHk7oBfTCUzqBtCVw7iiB.cdzbao90AOMIp5g6kcHXoBM1NpMd2l4tnxT_fFEOoiDBwpkfu2cpLXsr9FSe21KMHNcjJ09VeP1WicR3eaeac.3IvJwb2lhmkn5yes2LVqhMOoln_ahvHcjMxFVbWjLV0AZW3Ks.HapNIBv8GJmIAK6yF8aWMTWE7GGdm0ltS2LmxPDzcSd.91CPt4xwrGXyp5xEg0GAgnrGBwy1mKtlxljU1xGHzlSa2CV2AjhSgHSP4Br3jwrxPpazm20ixTYHa3YtEcljEtEMijJe9qTFcsGF5xiaXjyZAx8ls3WbTKdGbGosOejOIMpqi2mIh84E87Xd5DWOVRn4HXgFAk7Bu2wIGpIHdfalTKPV8pYuSiJoSFV4voE48TmD_va9aoFvDXRzOg3kx75ZF0sWxgeH0pAzZNRZ4ERTjpJXbybvhYstR536AroEkjvxKuhK.v8NX7PoFhBPzIgEbOu1mdJd5q1BgAalYqLNNE5ze4VVUx97cx.E2bB6kQyH7nr99FAMrvDKoyog1QcAmdGooAt0W0sWBrpg.YdrTqYW6uYph1l0E3a9Wzh.SbJss_azSPiyWHIEGz04emjX5FZI6ki5JLruSzL_DESFjcMDU_ILs79e3eGR.IG_JfoHXK.cSLJJw6WGNZ_66k8RZ2nlQr6_INeWFs_LhPXGb9kFgPLD2L5dH9eJF.7ewe8294Qbxiq5mrb5JP2V_VCLx2aXrmAu2yvnXAAXi0iKvGrLQSTQ7L54T6tQHCRY7bkMyy_We.afuselL.mi38dj6Pb7af.DdBosNU6DrmJeSwcQtyAMREDgCF.JYWxb5JIjHrggwtlohJ.r1PcPLblTVHYOwXDwifZZ7kERm5d.snF9XuEE54mFN6GPVJ.3p1nYX83yVZyHF438.RHjUhtsQptJ5dPvlBfKG94m8esm_5Sjjm1bziLeKT40n6huht8GqhEUnV1T7SFjy2b6vwEXGZiwf6zeqQe2RBUt3H.mm0NWk7NrAKMpSsOtAi8063zv_SmKCsdp8e.a.1cGK7intrF5eYUDMZqWdR0rZZfvAhnCvdNRZyrmBz6usS6yYhphkGKLsxVf0VNQKNAfXzwsep8UuaSTanMwhKpEUW1tqmiCWxGbyB9IVRwzWZawqQkt7ng5Haq217VNvC9TIVWE.o0d_qyxwdBySLCVhSu91wMYUlXW5iea0yJZ7gQT.g0eXSY.KvNGn3QhxXbDeZ4phspeTi6oM8Wc0poXPTGPzTH60lV0.teV.HRnckTJUz0KJk_bW5zAHnjwZUs_cmEclSCx1HPu9y8seQawsjm4Zd2ssHIVfJIvcgV4xSezGLKYKxRUHIbySee.unqM",mdrd: "xFXkCGD3aIG0RRUx.MYCvx_KbZEucFr0y21cBSWtg_M-1739146526-1.2.1.1-g3FPbeweHUVH4v.GFSW9yF5AXb2YWww9AH6TfCjlIDJlW029xU0NwtEyU8oElw5DKDYj6LsDk0tolGyLl9jvnK9fqMhTAohgjRH_4.3pkGqZ5U.tXGPlBqSBXv5R.XEilS3OfVIC74NRlYHIzvCYNFAXsv0xpCRbDt3KJw3fWh5WwnSpWULIdPjOeDR5T73HsxszNMQZ9kaCk3aBcOqTP03fGJv1y4xWSvk3WKr_6WHAoHVccVYdJy6EUHyiHRQwgYcIiXZSTrLGqDRDL2gdWYI2ZYO2lPpbtbRiygl8WV5s8HkL_2cD4ki_XQCzTv3hlo60AR23YKlq8g3o5n_6TezpC8RoxGi7wlwsYX2fSRWzg3FF7ZE1EK5MiGliiX.oQwtLJ0XEMXimC8UlZJbKV5mQ2fItxfMcS0Bgg75DGnyWSXSeiwupykSqrkVymt0nr_0YpaeSmPWIvYlQeJHPiG98wz7nF6YkuE3F_7MQ7yN9ViuHFkBXo6iTB89rZcFj4LidOLN2A2lPkuti1rolww2GgDnaJ3xy3MrwjIU1tVFVXlkfjv9Mep_iekykol6R_dNOiJRhO3UVqhCzlfnhvrxSOalQt3GdIpvsCygsRHy8W1pWG0iZUFoOgBHBArEGu4_JCS0PQKnpehLKt0tF6ixkD0lz6AunQkkR5Qt6g6mixMrxC9z9UYBaJjmNQdZreGoSHFvSvT8ehijXHtVGz7RsJUsz3po3B8DoWFLhgl3QhLgShtLjI2rFZbzJINXGlbSx1IrJIE6bTz99E4zKYkd7YtFY_MLwodQLF4oHl3FBLKvuLxGqGQfXQW1qmMpTeZ2VsptgwEQhuLUhJDknhNtjxthMicYTwhQvhldkb5ea.O1GmBo94GtWO5XvqVCPwz96kpqjhP05eM2Pf_2Jx50sz2wVcgzuVX13WHw7FbpENrZeUdu_k6QlOkl1ADbmq1GRdskxVYGOKrtpjjPAO6qpxJATbroWKkDgszghdvt89Ean9ixuddTkH_r2kXqYgEiSTdWgC6XqsP62nEAM7gMmcEtuBiPHRZnASLNrq94hCe605B7i.hFTQsRJ56wyPrMHCn8jZWxTLYOBxKlfU.Mn9TJN.j5HgRXq4Z7EmuwK7zABfQglsY7lkfmCh4TVGnsxRhss2PTCQ5ELhd299Is_ut6PHrHr5RVTEDIx3j5aIgDLtxHoM_SmcDwsgHR2mx66ORHSSBPhSK5WqG6UiyTiE8EF6CZeE5NSLGGMojEex0qkvZsod8CwL1sCkxTV2qMyc4yVgASNNrefpjH6dg6YuyEGe7COzUirpmkMvGPmgPFppPZ6t0pw0hGMXnU781UD5wf90KG3aTyUGwBRFmGTxERntFdeMORGAryvCCT4xz2H782AwAp6ub9LpqVtmrzBKrEJXqoodYSuvmguilO50FfxVIf67gZ6MJHjaPL4LQmZ4s_YbDPRkW76ugVOiLQfaTfFC57LUVlemClx62Zy8KsrSQSBf1aW0zNyk9Jdk9UixuzThaJHoOTu7.dwikKVKXebmRhfQ0AzfoOZEXPxpfiwE_lhttcDN8WKJL2Sip4IGV4Ythka5xjoIbMVmVzG5lA_1Lwij9blKCJoTA6DnVJZ.N8N3WaKATLl2PKd29wWMawAwR4UX1sfYqngvFiVWhAVP3OAbCGxFLJLvQWJY5dx9JDz8JbDAtpq3mUAysmMjGCr_KdUgWbZyUsMCL4_aZjduFIyrzSgCGuqYIaasTNU4.8Slv0HuC3jYZwmWY5zbwoiHBq.8j4TJCMzm8kGOaR1bf1k3guqe.8VOmng6ZX9y5G5n6qxnuFz_Zg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7e79d5dfd0840';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\/8165207493?__cf_chl_rt_tk=aLmY.TE29kcZ1HLvg5Ka.f18m8Kmf4.dAcWMNv7dsNs-1739146526-1.0.1.1-gvyO2legb1fsopBEx6P.ICfLiGpaS9TwfK4W05QSRiU" + 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