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-212147338001.mit-edu.top/post/4219508673

  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-212147338001.mit-edu.top",cType: 'managed',cRay: '90f6c29e6c4282bd',cH: 'R4PTfGtiOByDda2K9RHB3BDqbkzUn.9YGKbt.u5IxcY-1739134525-1.2.1.1-mesPqOSoddzGJ0bVfJ7zHMvJlwiC2YtYOueOF8OrCcCy9md3gJcOojrDWeelVdpT',cUPMDTk: "\/post\/4219508673?__cf_chl_tk=khyQcPLqn5ORatlwJwvJCIZ0zbasYkc3397xHUAQRj8-1739134525-1.0.1.1-jP.rnXBr0E.mDd9JdU.8mPUMDRAitPJeOw9URk8nRjg",cFPWv: 'g',cITimeS: '1739134525',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4219508673?__cf_chl_f_tk=khyQcPLqn5ORatlwJwvJCIZ0zbasYkc3397xHUAQRj8-1739134525-1.0.1.1-jP.rnXBr0E.mDd9JdU.8mPUMDRAitPJeOw9URk8nRjg",md: "r0cSbEMkft3SGSeU6rqTPAHekCI7P_PHuckq3UiEGPU-1739134525-1.2.1.1-V2hRsyp1iCBK_Vvx9G5nRDQOaX5SnEmy_9_Kk2OJuoPuCBeshr8EyN7fhKMAYnCZbMMOG4iXAWvcJHSO99iOFxowHcKHOdCgKpxe6X4UYIraBBwl85ds.x.o5iXovfb_lZGD4qiIkDBkpEvqhifLUBYxJ98fGTtVJfdhxIGH4gY4Z1Kfzm4TdgnnUDoOo4Vnp9PBDrhQAhheVqK5kfAr9sCSPboaa1XOyMjz8d55vP9q95TDMUuBmmNbCTjiya0l1362IWJxESGdG_W1vkh_jFTsQHVqtt2BAyFDgrU.TR_5HdkO5fea9FdU2jwJd5Slr6dsXTAulJghvqboSGSh6v2EM3BPudO1sfaQeTSwxDXaYAEjjF6nJB7na2AjUYbU93Vkv9IO.w0DjnirzVVcO4iUR0jfZ8fGJYojPv6qLeIeznUgRW_g5ruxoT44rzT._LE9CDWjsL0eSVau5lFOm80TcCoxvoz8WjfcFwTTKe15a2Ep6x6x9aRQS34D7FRy2FdtQkq0O1WcytVckuz5DUJm8wpGWxORvjgLghp3PhrWAVmNbnzzUX6UPEMnmm5OATipz_iINs9MyGfkJyl31m_kAWJeHSoX_wH1yPsdtGcLo_E15IqYkRF3doyOEvR56n2y1lkSYeCfjzfyFFs14CLUf30d59RizH4PvpZsi4RwlqtMrRCd2fZJlB8goptVEZ9bm.Ik.293QBBwEVzXG.F8mVNqM59rbBjocYoWBrjSQp8fD.uPjlFvYPDlnTHPtZDPEsCWWy0_Lso8YDyAvPhO0wPLddblOgi_Uk9W3Jsb5xSPd6PoJRPfUq6bf6k6OjImx.g6nUawN5WkYJMW.kTdQC6KgZG.5syHJKaZ9wvRh7d55TL6eFG.4sTQi5xF5ip1.ucWHDeKqak8pldTAlaWg.EobBKQOZXNESh9oTLDUu9ES6PInYKu7sTQyOgRe5U6fuoaORix9Okpm2MD6nfDnCaGsRYUJlUoK4wbPlsZ9pKZMzvLemGq3rMGaQJDo1IVgHhFBhTy69q7ouvOjhDELT8tYLix.tcV62S_3R4XZazP69Pz98bB2mkkMe.HE3XnBZ1QqTdIqciZYq8fqc.V1ZrFeZ5pbaGSVN91SjkFWo.1PVaVWbsdPob.De9JF0yHG0fRlXd5qg2UwF5sKzQXc06CnMclgq1O3YnjFljMMml1WcXwxUwORtXHZaNElQZIk1VDjpked7u0uDV3jeDt.6KXNSwvPS2y2AFCmoHndRCIAijFMBDpXIvM1SBFIBjKtT4787UC.S2Yv57mOe9I1NNFboumawn_RosTpCgxG1mnlVzEiQoGbqK8Sk637YJEC8bm.mROnzJmQgvkihBJl7Gog6BqjpbDAr7uBJE6JLVQ9AnqrBnYWtUSdFPnZE6YpGW7LQA69PaZXLkO9EybsdhowTSBUjHKwBibIYP99GsxtY.tbRp5l6GektM9UPj2Dx21JgPtBBZI_COaY5doQvkafdjm3WGxdB4_5uZvcR_l8rnUecoV9zntGlsolVGJJzpzmLaT6fVr8T9_tZGut1ZM4pCn1wZqVwO_BJpK6i7FqsaDAXQbaLjcfsBwYwZ5nmq94ZImMfPhLMNK0lR9N7NaoeZbyV1x.Ie2VNkzzstal44qwizQ7RY.x.XXa1GckGHICtp1.XCbr82mIMRWEzE2ebclTnk.u2GMUytrkF2YuyBp3EcOI2JEtvjXVmuledUutmGNHGCrAQjkEw2xVUVWctXCGuQ.IqUzFZxSqp8C70fo3ZOx_aufNaSQ08QNlx_TaZ.pOOyWQU_HNuo3y5XcOJ8dg9xSmmfXUgoeBWYCE.rfH6dg8cAnWicH4iYQ9Qn0F.VQ4pad_kNWTLY2TNBQxEtmhADN9Gs_pVwasLg1VH4bldBlgv8tljxsRYG0wNCE7Jpjw4az07eqW_sLCwOVd.NAFozwmd0XRLClTyWMhjwz1LzQwdssumSHWBzeemYDb0YXqB4L0KPjoUnc8E5YyWKWeyZtu3khpDRKUtxin4v9JhmtDaQF6GmyFa_LTU4MI5BDbvcRvrodp11238JhOAUi6wGBZcsMgzK3WpCJxxREzKLjGmiImb8NPQb_ej1sgcVw.JOA42GyI2guGquMRgvv5iRj7F_.kItH4qX_WgXuH6OiiebUPd9FAcmWqOsdejE0Lynk6Z219r3Aks4AF1yC9nTeVuJGPmuPFeGnV5VFRgto3Ynuq7KF",mdrd: "8Vl7j8p0DHIulBAfeg6jUXd9XWvlJCUJYudXd4Bew6E-1739134525-1.2.1.1-6IFHC5ToZGuJU2wgVzkk8kx2u1X24cjXQrCSmlZorpzh0McqsmZKef6Y1T5u6pZkaGF0vFSzt9H2zUjiaNruLJNHJwAIenQHuIcrf6wK53wDwYGycB0eTVjjUh2rps59f..rmI36yQlDBVUUc4BhJij6JuMHP9mClbEKI67bVCz1RBdqzVifddWSIJClC_Oj3GR08dzUA0KfgWlT8_jfGiDML6Ci62aD8fYxtuHjwzIW.nH5BkwsV3i845r3vcgi2kLmXDV39GjiD7bScu18ihV.bWQ7TyqbKHZsFeGQ4X1pymC0blEHnix9YFIGtlsUv_hBQ40KRn1yS1Z6Ijbs7yny_33pJZrRU7j2m4MChI8ZLyrvlIhetJ.fB3VqHK0ZQN9y9VcpolE2BgSKt_uVM.fzX6363gxR4XNXw97GSXLxCScshaczRawdPOW7sSoyD626_0VaIavnGi0QnHp_FME5qmDwATeuyD31EqC6fpnEe5rl.Xux34HX2zVh5jFnnmgjibZbLGgSnsK2PR5bAHb77YF5qgEuBloAIAfDXMqBDpJxFqLpJxaEHEfUv2MrsOogaZJdQDKTBbf25_0PPo6UzDEbEk9grIwmpCBaDRzWYTLDA66vslP3q72C4KYGOOkiri2nYYdGVXavt1jX79yZgmyDzHGgvNRtIP9A6n7VurLyrLLLOeZdQf8i1ZT_rb9sQ_eMyt7ZgHSZwBuoIGD2z34fU6RMQu0JfUN6Vc_Qk3_mJ7Nowwq5_NXI6YdZ9PIC84srXzFjN5AbXXJvAAyGMdTw5VdPlFd5hL9XCdI8kCwErKFCWUbB2gqkEdInGmBufk6EPhHulv7BLxH5Td7qEmnk6u5jr8HmwERNyBINnisaf_ViQLVLq8lJ.sKsqneFMKMD1gneEP8rPb.X_hYFolChVB5KXefZwEKBLWTBbTWypJbmI3oBqhs5XRa3yCQlGJe91AZHIkWjrH5CS32P_mJl2jVUjF1fClEaAaAxmHOcetd4bu1a4CfjrBUTcH2mYVA0fAPmQDteKSWsfM0wudUAZYDkVqN01W5JxE1xAn6PNtHv1Ticy438g5AU_fJFKykWxG_jtyDUdT9LCRFax.TtXVELeJrOA10V6XPuFAcmf5Z5Zj8qSpzoj0fM2dp8Sx7NxPLIpJMSG6SxTvLzbARfWjubl.ZYzJM3K213lbpicCQOb_oCMxUfvwTI8oU8ash.IEwbNTAwe02NCQElnwJH52IapJfrIKi_tYRzh_9uaQyfHjEVX4EJNMz.jcF2iXou4.NXTt_kCxtjgIIlv.V8.LphOjf2zBVnTuTFtqbp_ZFR7316MYCHG4gByUupvsW7Vkx8WZPLJjFdy83rNFAIQ_g5CFtehQ3QhiG379GWxnv1s5Ms.M3QzhYVyjsu4paefuYmx2LVn_py9NhRzoyGN3rviGuCLk8xbm3K6Bb7__F3RqPYP3_LmELdfVmxqXONSARh.Y.2ui_PxdZW0_L8SGo0C13vHlFgYO75jkX1LwH4zScp5VZMCctMVfusGIuI8ssiqHdMJ.LtxgtDTfg6zz0aD3K3vWI3ca5bGCmkTKz4iwJUpqHQCHKvAnFGUrw9vL1qJ61DOgKe72b1x0mNQw9AUAwCX9IPzFJzL4mAXVlPiMTo8lWNM8obXSko4GbfujRMWDqrA3c2ih.wTPnzI0_8AQUy.qCE5DxHGMyOX4YXm7qLhXHELbkKbTxxQGMsw.0PM2.g_ERFZupN6MPJlRULISkkXPCZ8upnbCXosAgTLity9GbNRgndNlLU4Z7akQr3vVGknyMu_Q"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f6c29e6c4282bd';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\/4219508673?__cf_chl_rt_tk=khyQcPLqn5ORatlwJwvJCIZ0zbasYkc3397xHUAQRj8-1739134525-1.0.1.1-jP.rnXBr0E.mDd9JdU.8mPUMDRAitPJeOw9URk8nRjg" + 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