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-affm0slb6.mit-edu.top/post/8652049731

  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-affm0slb6.mit-edu.top",cType: 'managed',cRay: '90f7f53ac8b31fd3',cH: 'AzM82IhUqBhstn.WgYcE034V9A_O84kqHPiNQy6ICWI-1739147083-1.2.1.1-BnAD1olv0mkwRbnBsYTqZ_N9sYfLBR8nU9Bpc3vOb4eKHLlaZ2bZRmF3sMrSbA.0',cUPMDTk: "\/post\/8652049731?__cf_chl_tk=POhSmYgsHcIU2E.jIKINL.DFWHp49GpNWKxSqCGCHtY-1739147083-1.0.1.1-96CG7ysVMYOLCAboci.wj5znAHmU6cSfDyLsaLF.zEo",cFPWv: 'g',cITimeS: '1739147083',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8652049731?__cf_chl_f_tk=POhSmYgsHcIU2E.jIKINL.DFWHp49GpNWKxSqCGCHtY-1739147083-1.0.1.1-96CG7ysVMYOLCAboci.wj5znAHmU6cSfDyLsaLF.zEo",md: "1DMc0C2Bx1sFJ0KAV_O_tWYkeeO.j.b3gB8b92PiP.I-1739147083-1.2.1.1-8nLi6Gz2.k1pEpO6fFqKQCAMfKpRMcpAzxkpZ24ItuTVwxlXshrUFmLUsGKHDTwiWV6k.KZM9twBmQQntocvhGGBZRM93jCRBRNR7o4uLTDTXxTGr8fMrqHiB5C_MideobGgWDWszFgSsamxIhJOYX2FRVddj7M1Z_CcA4QgcbFyrMVtWMkA8kmmukYOrki.p9fRHUIG48ssdZZamaktAKdw3Ei91mZNaC8S6LSbJ.vJ.D6UMbzBPHu2CUkL0xq742jQGFKXUg_A6ZQaxgaBA_tL6ZmPG.UnEYRoMBPXjcM6DMRL6EixaWET1dL.74.GpEPGQ3MN7OT964K3ZbhYRmtDoZKLj4koJzr.9wu7Bjn9nB5zjC2Q9zx83Q1JxLL4F5a0NGhdOVSvFPSX5FnEzwnE8eafsvy1Y8T8BBagAMejqG7P0XbAbidTtSwpcwrqPy_lGqwxkpNGlTgPpHsj0T_InADzDy4FHAWXYNMyQGeIxz1mrjbI4Dp59PC.rmpG0gL0IA9CZvvvG1S3Foc1KTyzh68lzxZ36ya0o78DVstI58OwP_fzPSzMN5sAQFB_xruNP5OonICJAWqXSSaGH2L2JMp7Tfa3SB2aQEIsCoiBCleKtOlOzgKxBxjJygqNCIxUwgfWawmffm4SvWxcy6SG9Dt7MKaoM.8lTbRoX0gKt7.gAzc9mxGwL1cG7PFBAotPLRcC7rEve6useVq.RqM266evXTC_yXm8rtwNNdVlxp3ZcT28MZWs.V24MhJSdIonmlmSxVJgn8DPXfjo_iUvGavdPVBNgmsNfXZdLYVJrzrpEM0LtOI_TxnLWqpYxq3NrQV6rcWPfKUPoT5owNXdrGvxYsyRVttcmLH8PQRFjZk.9B6prDerJMsbhONBOyzGJYcW7rwWmeA0ukUrjiY44y4bIuzLoeDGoGuXRpao0qOxAvHWR_uVzx8J9XzOco6bCufBjc8yxVeenDip2WxVEzIFiLYSWcx2HHjC9ygdfEPWVe..7rCVMLEDAQDgDYKAT7TPNJfutyl2vBRCm2hRMv896ncYRDQb6bp3WiQC8yWEvE3IN4QWnyk0LC9LTpI.YaFjMamdYt2lY2NxkXCjCIh0.cLHIP_IxurYMo.fPUPV7BztJSnkolu5BoevAKtEADbglGFp3iAFLRqPIbawvXlU36Kj0BvYCPtv3L1KTMdirRec7b_tBGDgRJ8rq.gWCe7D_fRN_QSpaXtGlk7XvNkz9UMMM3sU2WWHGX0O5HUTJsTbFVaKtLdPMOe.aFrzSGkfSy29z0oluw9T1geq9y5r54ItkK28mremVOX1mBrjV._tm9bnJtTd7E.E364KEANVF5ZSQaq6lxXq_N4.FNJc6ef0__jBGSEoWZoczvLFgm..tz28zTHeFiCt12iC42FtAhee2p13wipeu_Q4BmlsLYXGrkzN1dNG2P_i90Xznv_i1yfPU6az0XGihm51EDX.fulX6.s9chpX4w6UYPEMXYLiZC2mNo1l8ueBWsx8WZSR7fu4fQYvz_mFmYo7g58DWtG3yvL9STqtzi2YToJu3Ain_fJ94Yzl6gF7NxoU.iiqiwvMw9nCVro6iRJyls70LjB81rF2sp17nFTsppzrf3xPTqqHNm9OWX9JqQ9sOuIltU2x2PJElZ6W6iK8MxOzUMhbd.sGADGVAOSWL2.H_..tRrTLWz37BLuv78zV1mjMs_Tyats_.avuFQ.j7e0fWp5gcJLE332rXdf.dz7GtQ9YVMwc0b3riEeLoq5EBabxai4v1Z6..GHbLh9CWANZQBysJyd.NLyK5Wf9prE4DIAeH5ktMXs_7YgNE3.bOYZF3WIb2UXvpFlvSrCqz4SU43olxGt3LAfLz8XPWThOcaYYZfl1xIjxkx2Rcgt0jh2P1QFJwoyvbI3pl8UDW5jRf6z89ed6D8RvKXLFfqEAYrhT4aopEvqhFiPAgm0BG79fB7KvwpO5FLk8xueIIcz2A4l1k1pyZVNMbFRmwviOffsQwKtCxf8vTUiG2adGMiqqdvwPC0C2j1gP84IEIKedh90MY.ZUUs5qYahhfF1iy9tHw94iSDNWgtwdLsbxq_tGvgKTOcb06_V2sHDac1XQp7nJF7jTgp4Cy9j93t4AercDCS_pKOw1_gW52s3LGqr326SofmmS9F4s_Cgx98MT97_2Wl1OGGHDRwvyWQWNx58AmM65d46_s8IeDamPjj9wUbQmrd5bBYyo",mdrd: "IQ_L2hxexwvSGxqe7yyxfbBLG.izT5c9wl4bMfLuync-1739147083-1.2.1.1-w9.FhMxE6.kSczi3vLcUcbgM5qhv7I1f8jvYoR1nD3zmng0e1C02_r6GNFH52xru3uMcyCi0admP.Vayt5FNbgm1MYeK_qtveeUh5xrIM.q6F9xghTyICT01oB7nyMMfhxx1MvMgfa0ShTLuBnPlIaNoQJHhercBAyZ.xUGsC2dynHmrcHX4lJ24MhSbmMqTFqrYLWex2Jrc40R2IdPDKmwMdODlFCgG641z7l1_1fIZQMmX.kzynwDELTqKou8YQcLSy.t6dN6D2emO_M4XlI5lImXxID77oc9nP3QM1_ItGaiMGxbOCRlENR4DsXXO5TfL4Yv.ykQOuZNgYKiTDj1WD.jfZ6r.7Xxiwh2.zSgCmsmrFZWqmne_zDekyTbzvV5wKfwsLyC6zlY_mZVbSemS5P4aSOcC5vZ.svA_.N9iF5nDZzvcIvGWYRhVGgl.NUi9MQyW027Pe8llrfTBjFBeMWi9VMnkrRRBwIya39k39YROSCF7aIKtpeudatMsKC1mH82pnhtqFHJNLYk9hbSymDkZhYKgOrMwnLBt1bNhXrZfbmW63acPwfPQRfmA5hgZAgvuoLnpdH3v_H79YHSdAZYho8XRQe3GZ8AVrB2RceyHQ2f7UwAuwxNsr8JAXMtmMj1eFQw7S8OgpPGG1azq2mVrBAWAxFnsWxsFEZdrguOora0_te1R_mUnTOdUCHb5wfzxrCRByQJEmd1W2RlTnIiYLMOkTo5BMlbLQrbv7SRNWslY6.zdMfAubzSSIxmku4vvVvYeoyzEqnD7GmsY9JXwPGcwFLreFfgA7pQjGGskJimQ0y02o16asqSU0iFpcmenYfM9k8AVVi5pFjm62FrbygBRvpl5WaIETWuNnUAAxVHyJxReAfFjLP8zhziHKmG0uwEgQ7lM2GEiHdiu6A6Xg3mygnBceLcfUpKdCh6Y9iY8_baHpILWkSTtx7yNktX28OVjgQTQsPnqwMCPtY4ZBVM6fooUuu4Ab1nDZDsy9VnOiD5fmKRBR3jjiIYb_IfPZBm73rUG1kzoWjgRYTcOcbEsdXwD0dEArD3fVM5eAZHHIa1k9vBjlPzM1yrWTiQhWLjDzRMu4E724fIW9NqXiHZjy9mano3VflCwKWvyUqwUlLzUD9vr3N0Pgrfjdgv5mC_AMkJfM_iMPyPeUAATJK4eqaln0Y3Yndmu1zaT_jEqIQHdh5HdYcU3jPRTYkmBV_zzRO9bSN1YtkLLIWlARIFj5wjQ1.PftJaL9lFEGVah2EEsJstKTInaKFU8EXDEiRkKrKdrjIK9Qf3pX5Ybkh0s5zw5XL8wTwiJd1i6bhFtzyUfbkDsO4I_zmAPnZoSLRua9rwUwqgEDPQrCBwkTPpWaePk7.nVPVsiHtF6H7aqhi1Z1BfHzctqHt_M0UyUJ07GvHSqOPYttNrIo.im0xGTrWul7pJJ6KWkMNqX0Hdag3DK9ukwFw_ZDfV3a6vbDMhEjV_XeXqRi2Y4knLamCNZKIZeWLYOoYGIpCVirbjZalA8Yx7PTQgb5ff7jr_aocOg4YEPdGqoRoMDaUVwlocRYxfgOIz18lKfIKl8nLHnnqyF68JJnbDkLNWCb6Go8JBU_0juBgkR93qIl.3D0M6tPLjcUWkQINAFpDvA87cV12J5itHDgN5L7szbxp4Dmm1EUPKRLTxOn0CB1gVdvuBKVl41xRa49jqFKPI5WlWg5EKo4ECNQSyfVYfqzBbAwjxWz2nMO.ZktorpxhZJ22l0Tvse_eDdrF94UmamydUKyLgLX9AydqkM2y94qXORzRVmlGR5R4Dx8qlBVXlLXhovLQFg09M_r9s"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7f53ac8b31fd3';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\/8652049731?__cf_chl_rt_tk=POhSmYgsHcIU2E.jIKINL.DFWHp49GpNWKxSqCGCHtY-1739147083-1.0.1.1-96CG7ysVMYOLCAboci.wj5znAHmU6cSfDyLsaLF.zEo" + 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