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-389950115004.mit-edu.top/post/0297163485

  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-389950115004.mit-edu.top",cType: 'managed',cRay: '90f61b12fa4b9c7c',cH: 'FNApH7HezDRv8DWzizJ_pQ4zwpzs.4n5fUN52Uk_8xM-1739127662-1.2.1.1-nnOG_BE63tmW6FwnNV4vXqzEpItPsrF.7Fnl1iqrybbhnZCR5qU5GzWZjlS0fDfJ',cUPMDTk: "\/post\/0297163485?__cf_chl_tk=3rElzkbxfITTicWGtZurhG0u3ZQoWhmKoewPXpEY2xU-1739127662-1.0.1.1-C9ZMBS178Oa99NTcEgdMWFPlVC17qhosENS0ANesAUc",cFPWv: 'g',cITimeS: '1739127662',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0297163485?__cf_chl_f_tk=3rElzkbxfITTicWGtZurhG0u3ZQoWhmKoewPXpEY2xU-1739127662-1.0.1.1-C9ZMBS178Oa99NTcEgdMWFPlVC17qhosENS0ANesAUc",md: "BmZ1R7uMm88SXVukf3XZaqfHSr93HnQq3IUD7VB7trU-1739127662-1.2.1.1-EyXCoLMOGyA8Kor8mUtVpKI0SJr.xEI3yyCcA21MhCLQy9NDA3.k6zODUhFPZnvF0A0ZEwV2xtwdejtozptLw8xJXPp.ySKEgee7K9uqY4Ah1KD5sux1RkAj3Am0SgsltH6iN_xGVZ9vv40riifChC4BQwhHuwZhJIsR0c0MS9rzOslQM7I1MYVArElO1i.pcN4g6kjbDFHn.7j7k9U8TCZFJ3NNnKwhgcoCqHTq4SiBxO8aa_paS.GG5e13_xi9QDc9kPY109T8DsXp6wm_yDmE5VjNIDbVGBs__95n4D5w_OSndvFqegop5G8M.ALJNsqMRcT9GN7pa.OGvDglxx4itSgjBDN8tEdYH_ZCdt9kxAoyq5ktwb0P3emPioymCEarVtNOnnn6U.sWwlDnvOYywGrIBcUzxcNmuuVh4EnEtw5_2L9JT1dUuLFa3uD2.FTJ55uyz.zYLmEyKQus8kwaGKL0oZrkTrlquIJPT9wo8FHxwF.kfkd7M95V62rF0OnkbQuqKS7Dw.j95hzGQ_.oXXFLT3_vu6FonqXLde5e6WPXHOaap9VwhOOdfDp84TEhufZtXsx8r7E.816DvlRt5bJW5yWOzIDVQAWvM82TsN57fxg1k6DDCOMt0fB3IMF0UPNbrf6KejQZO81.9fQum0pcU3RgcTKZxvhYVxFXsndOMRAIEry8wPBGA_PK1FMdWVyEWuvZ_Zwusamp8fq2MhhJGW8V_d8a0uwWZnC8jgKEEN5O.AEdaKo_ZjZBlhyDe5QZ6bvVnyITCHLxZjUgJ1Eb94kkX6m_V7yuomg54nj7EfYAecREIyrYiwGLGY1pu4_aZHWuNku9b07CINw1gY3Mh7weem4jEZw4coyPVytdrAfHpqj8__sScnXpLmzftNEPFCf2OiXgSEZbB.cYU1knsoiRY0L0iJSo_fog6gKmh9gfWMPzTBgbQiQit82rfq2HogGb5qHc2_mvRzaSWDUPYtMw6JxNVLPD0UP25V.Mhg5xkYcpotCUtVxtgz5EHLZyceTBz.VtAca.MOM.4fTDwfb8Uz9GS9.OXB7KUsElKceCwolGKKzeDvTFQqllIrhdOKzF8m0UgXZSXuLLSWC3HSaK_aReOJtQ9cxkcFJstBLT2dKep3G7Ofc8Jhv5y.u5X40Ncbn9xIR7vzxLTC3o3Oyh2VJ_mjdhva57j87asyX_ew5SDgzV.IFdFUYY67MOTq6ZkFMUgnoPNksvBDeasg14wETLnZ2bHkkwnjO_p0mG1vFTXjN6KCk6IpC8U69JGL3OzXEo33._x2n1I5t4xw1hVebYi1Jwzu5gyrz0wEP_PN.WrbLrNXMSpMT0.Zq.tqLkuloM.wjgUV1kPveLwvxEFEGxNj7lb5bcnRtaVO_I.OnbQxmTBbyN_S5M.pUdgyUcZF_l.iyNxMNxHOsat8hizWZ96LddY35TvhdJMhD7bmNPJuL22Mif2BF6_7G7Yd4XLtPGZ3AOonSsafJVCHJD7J_HQX44sQyAThjbBI9TPEsb5rpfOUc0ZwQdnw1nu6BBsBBVi8mdnwobhcHhsjYnkE7cf6ev2Wr7ImjpcfPYOr9dBzNE.UB9BPg5J0QPP4RwwAXCKGOkSBJsuUomzK8eHCyc6KDoGNoaKRD73gl6qzb3C7RySuuwiJC_rOaEy1tSgFXUVFY5WbWi29JhiNkxsmbXu68MyPgNnBvogVLnnAdG8L0G5sl8.rxD.USVURphWkmiCYtMaHdbkl7NtabpO3.wjIwGrcc1lJG3MNHW63LkXB.WOaqCp6HP1DYTNVC9HIIXYIqyokEyZ_7Tt.c4XdK89gVPlXmhRcaxAI1C77HfNEH8zLVayaLoDcyXhcIHbro1tn62An_ZB4E65RSSmDed9k0dy41k86Y6KdZhvS16LFRXCpqw5gwLCXUd0jz_c_pXiNDs4epmpsw1ko2IgoyrmAiw041D9nsX6mOlHhL0bH1oUmEv.XvnJx.aEODSHwibTKqZMuTrA0kwxA0oPm6xy6eJdL.5SO3IWYJjtOPrDRA3R4jFMPMaDZistt6_3puDF0J2356Dz4ecOPaXiiCCY229RdEzLqaR9uMEeNu9VhCQlFpF3UINgiHtenHHHNj.FuaBp2tJP8qlfnrGsa6Wng7xhHpNxZvBGw_wO8e7XVgoTD7feNM5H4Rr3Bh6xksjgX9UI0asZHu2NWiT0GAQksq408Wm24h5Tazb5gezOUeOaVDI",mdrd: "VDH19yZOjgPKvLMhl9K_8JlDIV_h8OStyVwNGS5415Q-1739127662-1.2.1.1-h0hxx5R6N7MCO0iceQRU7sGkx8AM9LRWit8nC4e0HV5.pVO336fXyKpjWZ4MnsHU9de36rgLTo24lnxQEVjWNYMBxVi7GaUzzSt_RXc0bdjQCvGbWCTu176thDptszRmD7BWiTNRVmyWtAaG2kj1nOt19sJ7cYdMWO8afaoAIGXKu7_CIfNvuImjvyejcckWtzKiSGVSSKsp8OHwk90OCe8YK5alzsjD0IV5JffNVseguFtbQ21wuJUuoOBLvqNQo3tfBy6FGZJwyz675Bh.E7Azx0OMUeLHzyHRdkWYucmXWA9ZkJ00CaB1r_7NtqjjqcLjT69ezRKLohI3otE8SdexAfUJly2xGuooVDDZwuN1XeF_KYqNCrDS2Fx9rmrWsHbpXBESd6rSWtS5Lt2DMJqhR0axlQmeZfDyr3a4f7ETIlDwrXkT1GEQcb0LeJebdxQuuaw0Zt1OoJfQqgz7vjvUvmDHbX1EHrcad94XNDAjbU4k.WCr.5FAYZ2SYY0wHtkZnVAs41wHE5lrbhFfeI1tVuiTR21ybUx5OS0R761lm7M63ut9r6m34MC_ZVZB8RRzc6uu0YxGKmQ13gDxMGcXjosJg9hGjiywcGlFQpHqZclEuqSgqaC4sIlCQbe4IJjM9V48HRGLUNm1cp6TTUOjCBiZakGtWsa0crSm7Zi9sU0J9vQAoqgsnwZo3AmXpeSrIM.c_fEWCW0Vaoto6bq9wcX4QAqo3GiUwSJUBySUABDKvV5Q0Z4nIu_XSV.UuxVsUP.knJEBNpy2GelxC4Vie2AiKPBD4ych78ghDAqU1N9z3RihqX7fHT5K2cAvaAFR4ue3FwdinCTb3LCa1RiiitvF1ssN7G8S3Adnp6lN9nzTypw09QSrK31TT4S2yuWCXih0GdjBLBZ_8Ip6tFrWESoM2NdU3fOGOXrmCfXZiWaswrZqoSJx0TuDzuN1HLrPS50lPQUOqI.CLG_b8x2NzyXIZpWTIbykjupsRqnXAuGutltquvdTRgqVfuU2l80kVm.LS2Y0qvJqB5d7wN9JVII1nZVQWUp.qhLiczFQTvdMSbZ.Y4T22vMYufr4rvG2XPAYM1baUN8kL0ke08GKpQt8NYi4NKBr_FMfeCtnPOwCQe6QrQslQ.gld_u3quovKAyf0omy01mGs3H6TZPecdCZnBQXNNO07ghAa1ZBSRy6Y0jImr9b8SJ54j4ES22FC1_gZNDrDwWDL8cys5KWjo.M2PH_zmLw4IHmk_MYYZXtoW7hcbFAyV5a4ZQsQyXVHDTXjPPlkuoO7dNhedhpGg_4qbnh_nafggbjaM.vBcb9hnYJgtBDsdDHdrtXJw0htI7TmlRLj_jGl4Ol4ocY0ZQmOdssaC3zjwcuHxLm10VCVMZJv51ZPjzcx_BkfQBv2Wf5v0CTlOBn2Nz3OkQpz1Xx7_SfO63OZgmyFqz._wddOycSKuEiSSB6gNS8CHKl9.bRNd0GZwKvIY1DwfTpPImDxGvqRgVD0E5olUtVnUT2lzLxtl1u.ZueHbP_YwiPxcUMGvrJYfYydCyRNEat84pgPrAKAmglP_vRRpwbK7RGQmxRBR04ZxOuRnCJiTmJ618135Hq8Svnq2mWTcWXzd_YC1hNOusj_HyBd_E5lRRQn1cesuGropD7HNv9uie_y.jVmFYxsoeOZ5os66xjtUPtMigIyboSTarlLJfAtwVQwlEIrXkKw.sg73Wgq_NxOP_FJUpu69.GqfvtC3CmrXjuP2qzxBdxaRTaMn2Mm5hF8fVhv603tA35un6XHc4Ayi4OAnlFOUhCjZzMFiD.7rfSaRAdxg2RYJWq2p4"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f61b12fa4b9c7c';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\/0297163485?__cf_chl_rt_tk=3rElzkbxfITTicWGtZurhG0u3ZQoWhmKoewPXpEY2xU-1739127662-1.0.1.1-C9ZMBS178Oa99NTcEgdMWFPlVC17qhosENS0ANesAUc" + 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