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-671768845263.mit-edu.top/post/2049817536

  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-671768845263.mit-edu.top",cType: 'managed',cRay: '90f8435c39bd29bb',cH: 'FGadb5BHDZRnrYagLUHfOkl3bX5naMnL3qfk11ZDomk-1739150284-1.2.1.1-NyYWIN4trFFA3BmfjEeZxEz3BVuSPLzo42C1v75OBt_vfqwwtOkOgjQGPu4QoUMV',cUPMDTk: "\/post\/2049817536?__cf_chl_tk=S36nHXShsLcw2LyajeS.rYdi51WF2Kw3EwVTz9C0pbE-1739150284-1.0.1.1-N2b7hnlbi0lKK.VO27uiG3mdbqI.GxQJFi0ptcem0Bk",cFPWv: 'g',cITimeS: '1739150284',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2049817536?__cf_chl_f_tk=S36nHXShsLcw2LyajeS.rYdi51WF2Kw3EwVTz9C0pbE-1739150284-1.0.1.1-N2b7hnlbi0lKK.VO27uiG3mdbqI.GxQJFi0ptcem0Bk",md: "fp6D.higamgOv1p7vNbVr747Y5Tku0lm0oGiPXm5ynk-1739150284-1.2.1.1-DnoHELG_MAn0ybQgHAUod_z7rM3CMIr1X.m9FVl2UWJJ1b7r5dJuf.y27WcPx5IuCJyJ6QbTO0HIihiGW.hU6jgGKCljKtKIe53W5smYp2kp.kUvY0Wgen9l3NNcvBksN4bOaz9XwK0s8DISjp_2DsfH3h6ozpbI1EsrjgyqPu2IwTCso1WBwH0MB5H3almu54RURnIvI8Wr1nQOxAiC1LkGhU7Q6zlKuEc.atPNXgtpa7rfK5y.8HY87oqSSpodM8o7cIuVXUss47OMWp.afLuEkUaIOOPbkfZZh1bDLNdp5oTxGUL6qkR4xpLf6lMS2ZQHj5IPdaR1AxzwaotD0wBDSFx.zTRKrFifvP1WRblRS79PwrgYLMRWxZ9pX9g0d.yO77WzDQkOBLIyxozYxD3Mgwt4G5iFVoK6z0WsyIAopXAuOqSMNQZN2UoP4tGR2VEoL3KbwnxdUbQi.HzGkbU6.wl_CAwCffusmkbvJ7eVytQ7V_CszJ4LR0B.rrjvSqtjNBSgOA17nTl4wZ.Go2l77sanC7A7nXmsU_OC5137qAWmluNWhgE5VLeMjkTxLu35BLVVuwrtWstu8XduMGBa5.T25cj_zhocRQwkIAVtpHwCFAIwHzGQSf0A26GoAcva5bOtb.GeaBI7BP57gNeT9pgorVaAER8dv3VODrYAYzeWbEwD_XJhO7kFHvqSW916UJI_Cs3YWauTmgR93kyBk_GEBIrf7oVDUjEnoutN2b7zChmtD_Col0AT.BkkwIWauz2Eeb0wd64B16LTW_dyI0W0Rvzh0gxK3.SveUiu3qJbCvRNVj9Rl6wLLD4LKwDt3VfJrMXx3BKQTEJu4rBMgHV4Wy9VEii1P8QGQSaiLG1Wxk.T6xu39R2WfZhetNatt69SnW87ABxdh2uNd1oY45O6P352BUVgSwE.0u8VQPmPJlAARfMJPd.GEau7KNCDCJ8xLFHvdbUOUoiTwqGqYzLVdFEyYFuYvGZwQbf.KIIjzMww1QnbQJP2y8d4ozbJw3tDl2.uBFyQKh7OgbjMlJYyvk5VroXNOXah2aT9TAaDzBcyjZC71idh9MtTIgKg4uiIvUgJ.t_7e4V.WxQ9PcMlVEhlJBxUyFVzczDl1UnCU4q4x1MlWPwxrYXa.ViUboAet703hTkUJwgD9z6s11p7itb9y9fJPx7cXd8cMHaB.FKR7Seq4aDZdSJ7yWWUd1Ujki_5pcYrEG8U37HnJxQJzZHaCMiYfLBeFJULSmtqZqVgfC1V.BhYXcg_wVhmhB_bz0yfX5I1n7P9wYurre6J6ZYPdDdNH_.D2vh_6OCskri77VEAfch6vywjQVkrQwTXh9DxU5drKIZDjlDZZn_nb9ELQnE.pu_bKeEmaFsuPrBAw6JXr5cgAC4Ir8bWaLaOtuu07vCBliLN2vwY6.BfijRxZMrcckg7K43bg9jbMYSPS8qAucrxshW8Qq6wuuwFcwcVvhKIc5_9E1C..3HKGj36GYtfEQ_s3LGXlyo5uqC_dRxPWtvm5RHaFmy_b1zxMVUZY9Vuzp1EGHuSrhmRqkURTkzfYlY9tdlCWycMKiMfu_eaOXh18hWcT4F3UoS9Wor4U3HtHvaR8dPb9XHTDIOzllKiFfSfSMa6BhlvRLW2CcWs1OHHR8aUu0eiqPvdF75zUy1nUNj2wBpo92o6m6fBGHkNdVIkTc6tXp81eFiT9qmKIAg7jt7hNj_P0P_zJkCjgK1kjHmd23JCaboIWg3HgnD8mDIa6Xq3v8Ym49hdQGQfKjsQbLty7Ebln5zj.fF.lDlDyYdBP8EgoS3lXVWtn0mrodUiAceq0vvVb76heo9X1Co.rThDzDJD1hbxyEgkg.svDCJWARwGVaCoHIv1HoqATlEua1cQoId1IhPvt5JTMDa8cNXRhj2sCskqGMvlaWUzCJKpey6fEdhWPNRhFymtsGvwLqXcoTN5OwI8.1G4irp1439gowKddFYKlLACZ82EnvwjHccBYk3znlMLupaZOfL.anKx1hkBLzCC983eNbcJm4fCRVmq.apAORHeU5GV3g6ctUdGqCgtf3l2iMT2CAlFKlz1hBkSkIoWNhpIcusgYA5O9GI8_4JqZZs4_17pq1lsFx.D9TaMwu814Pn_l58CHEHVzzYgOzXL7jIYPzs7R1smkWcezuqRWo8hBZrr9D0YeA0ucxraG07.r2HeN0wWl5sCv5h1kYHqqVMR8kSZ0_Rx",mdrd: "G3YwgL8_LhVZwPBWh3_WTd1hCtf0lw8kMP89MxsHV4w-1739150284-1.2.1.1-qmuMmzDhK7NkKaqrkcJO31qTTlfl2_rHK7Tbub8pjEXWp8F1kTOHq9p6Xy5vE1U4vniH.RrePG7IUbf0XUIWyGFe4fEftFY5N1a0jzN23XHcff6K6wEbvZIGoNw4wls2JCAIyU2NlYQNfbL9JeF_BZWkujvcPdiH0GO4j82SslG1Dp.7En6fdWskZWtuHRAA0CAVs28qPa0LDEntxrQGcmTE.TjyE0YBCTqC8P7d2V4nM9A_9rrsocvc5yTpyeudf6DGbHSkw79XEQ65Uz2D0eUCf67Zq0wsbvJnmeuZSPv_pUmLypq4UrHQcf8hLU._iwfNsaZk0inThZk5eWYnhBX4G4tyAWmbePc0j9IaKVJL0wcMzBf9WKRXdwpjlaQlonnpbsOdtaxrOK5F8Iqv.PXu4LlChyZajuDJMQuUnezue7bDHzaWBu0c6nA.lbCsbBjvFJgQi74azt7eaAauMW4.ObhJxGEGsxO_g3Jfdc2PqE0rI4Evs2d9G8NRbDz_Dm1tOZkM_uF97cj78I0uIOaD_rdaXoOXzeRTHrr75vAIMSxd3tmB7CmwN433133lmxlwTjYcX.EEYmBuh_xd6WfguHwqIy53hQMfB29Go9hvIYGHTy14sx7Xo2q7ElMzp9n6R.YOrqo1RVbmXT_8YATLoYz9UU63reRMe9PgryRIjIX8n7WvamP987vp3UcL0YUINp8ujjycZaSbIHVuqA394ld2H5NM3dKy1XRRREVE8KGP4uxDezggFyXAJ_qwoKzRqvujEKOf4jJdjZW87YGI1mX6lLwhCnZ75FYi3TRaUseRtZjzUIL7tmZoJSSOKo__Jsk99v4CKwUrn6Rr1.ggUpYKRHnkLTqdfaC14kbWWqWsNBzWv8K.2Uff70SAoxuv0xqW8LR7xhDgHYMGQgyBXKhwHs3RgAd8ktyse9yFkZ9JtWFTn64l3SD3pmEASkzMe9ZsPNa3as7i1jFkUyPXGcx2CObvUUmu7yZxI5at6xblcPjRnKrU1w9lFgFdfiNhh_9zgDmUwU22KNnXoSduA.P8jzvSbPbNn2AuWTIHsktHZtWu1Ri7xs.SrAQIjInCAoiZzIxDeQVY7ufFVjNxDuaqat9I6P7X1rEIT1UErxUEbUB1orIJQBKR8xNfb_MNK3gy6B9LGJg9vX6x1hHGgj3YV43hNPE1wLM9Kq9WrhUtP2D0GVQkVaxGL1yWK60ST0gleBd3.zD9liGMS1XoNmbC70fX6qv4ycWC5YrdZNxkz5Qoia1zUNwYBoBYdpJ.uSa1BQfEggKgrDYqckdB7Txs9eQX4AHTTWAcxKjhMzSMaximM6JFuqxmsRy9f47PHhMw0VD_SJrxODJs3qR8oe_YfBWkll33WIT1Bcd.Hqpss7GCAVwdk6DG6twfS_rybzpi4vw4bOR3csWIMm_9i6vysV1KOkJP2lT2uCPMONEVYMj5GLQJC29m.dA1wy8N1jzqxLknaNZigs4aCY78v4y8cAfwJRoHP14i7n9deQZIbQEXc73ES4D4qB4hU8q63SuYPr_fC7ThDTRXztZY8VzGbVF.PfT97sYiowlztyZA9QKMZQxfmxPvsvEgSmtTxSEzmciEiSxjHARikyHpOzeQ7PWPn7aKWKdmNqg2hyVDh.1v8DO7OrzihU37nEabd2arElRi4zFKYLL35OovzXA_8bR6Z1yQvJgEzuMg.VGWPdGD7pQh_MOjPODJ3wBbDJnwefs3x40P_hR6jZjRcz.DzLJnx5T9GhmmcFKpuSTxTaxBzbH7X5.p7NGchtINUOLfg.onKkCxLQMvuQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f8435c39bd29bb';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\/2049817536?__cf_chl_rt_tk=S36nHXShsLcw2LyajeS.rYdi51WF2Kw3EwVTz9C0pbE-1739150284-1.0.1.1-N2b7hnlbi0lKK.VO27uiG3mdbqI.GxQJFi0ptcem0Bk" + 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