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-237346026386.mit-edu.top/post/7462805139

  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-237346026386.mit-edu.top",cType: 'managed',cRay: '90f36137f8b8e60c',cH: 'G2Q8FcM6wrgtTiP6d88SK8jVqAkSYCrj37eHyogOOAk-1739099078-1.2.1.1-3eX1lB2sl1SD2gAjMhRkizL3.4FAXFAjqBxc5IjSW7Z0DODDbubfS1wlv0stQ42e',cUPMDTk: "\/post\/7462805139?__cf_chl_tk=5zbulbe.YsLzrHD77HApb2UlF7IWlxhLVMfsou_kpxY-1739099078-1.0.1.1-l7RMpwQOw.XsHUQLMLu49HuF.yGiduF70rn5XDpVDC4",cFPWv: 'g',cITimeS: '1739099078',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7462805139?__cf_chl_f_tk=5zbulbe.YsLzrHD77HApb2UlF7IWlxhLVMfsou_kpxY-1739099078-1.0.1.1-l7RMpwQOw.XsHUQLMLu49HuF.yGiduF70rn5XDpVDC4",md: "dlBZJEAAB2YWmJjkOKXDcl8c4y5j2rd.5CZt3HUiwiM-1739099078-1.2.1.1-uIJS1AeVnveV6ed5iugz4tChfygb6KCSDM6djSsIUev7HCPGj7h6DlVdGHYV7fuTQ3vSM2SOASCxeK5UcyUazlgM2w6Zqbz7Em08KomOFgAiJnd0VZP_1wn6Eo2Ztd_VHVKj4FkD9rcHicDESz5UgoAHna5UuGZHQ6fA2ypIt71DYaF_p5C2SayHVJDcst3ZYpr_.9VLA4fRam5X0egC7SFThCF4iZgM7nCZwDXaqEp5hDhESX_stHZRhayMxzD9tfyKXOPOAjqp1kYB2.KnQyHI0.HVzS29xGXJbe2hVDDqaXFun5Z2rLB8mK9BmUMIUye_hGIZsWREX6FsamPwW_TRGm.YxIAV9mCYF_ErWeRyg5s4AhKeb__WE1ly0Vrmjfa5b1pTJQF1LuqkGUAxhlTyfiCRW2RhXps.9tjjQoVE3HLs48uHDu0gUC56zewD0ZfHlx_mIsEadCt88221NbpNslOvRgzn_JDcE6GwjgUUBFZyHhPLcFVojCzHawFdtvTRK3yknZ9XvWJ4it78IeCXvE9hhdxWk7I_5vNKtezJHVTJgjwJb_oovD_GF4Ub5qVvjtzQUuqZtgGLAx9auVf3HRPYvoQOFw.312QyiIr0sSUqOUivZIhb6GwtFEYdWDxNtM42LehipHJrS195ZRm1FxOOiz_uaVt2jgL0Jz5atLM8AVZg0DCV4nX5w0Y8h0f4Qg5Qvym_We.n.rD.aaw6tnkEr.C1YWw8ATAWHbVQ6USXko1oYUXMx167EFMkmdwOFUbAxSN.CV_u9TfLAWc0EIUWJGtIeAcFf3eIBZRiYlIFbrZS1aCF1k_28DGaEpwG34NKVvCuLU51jtVAx.cEHIV07ucdEPOakyS7Qhm4So3I5BxFRTnS6Q._cx2uHKZIf23C58lmUZqr_.ERMc63BviYGLNZZpDPoqSTOuUp.fxIwuz9HCUpc4uCS_mx5IIT7lfeIWGd_2GbosefplMUIpZLFRU37ASRxb5nEIrvCg67jTj9XbPYowhl78gIn6zfWQ4HLi2hceSDQQzlaJAtercFJDvtQqP33yZkhvMdq.eJNh0pVC8Uap6Le5xHqKaRBfIfofkNkRIV5etPvwkMtHPiqH3nF1KYQt1sW3EwRwnmZfEo1dFifRKkvfXqjh1nwzyhjfQWXtH5Wtn6VBk7QovgnIvHe64b8nkUsB3KFPA_AtwVJAdmrFQeqavgBrnhFJAhPYluR2BXERu7Ms1rRbrzhQS0gyTbqylO6zFU980fTJzbSfhCM8UQ.73Sh6m1FTMnmnANS2rexTj3vDttdSsv_hZqjbiAlk8XGbbsIvlK9dhSr._3OwENCmfPHb3y3l527RWdyzGR6x.iNpKSeh3T4Fs2tJU221xvLQzgCuZZGZh1KrpZgWUyxlJOBcoW_NwWDtv1xWsZg_3YgnpvQsi1eV75zJ.Tjcfd8uuy391ThNDdOHPpkGpKB8kZ3IdzVrq8zhKn9AS_B1_LkGtDXbvljlqiZXrAeW0fDGIFve4CbRD_v5NDjAhgva4Gh6XmAdql7ZBmjTYNn0POwTWORIxBkKb16n6dPPvPWV609_Jr7buTIMUmas4gPWtRflwk94zeoT8cEjuE3I4A7DnC.dhIwvSuHxRxgaPtDPu0WIt792QvMDQsI_fWvMWoYHNHzjA3s83DkYZnBomBXUB.6SjH7E5mPv0NbdZWfvQsOITBiRcO4ak470O4xjhfPGcmkTdOBcKSZRqwOyij9dxy_A0sCKFLGY.1v_aLgkiB.3XfxAT3k6xmHKypKn1XE_zZ0xy4yQ_4PjEeW1kJb4xhspaLa9Lwj2AT0Ngadu.y6Cm8MVTmKTdecsPpGrGDpI8yKIIwWJUqWY._K.0YBcPwInEwbjAG4m6pnNqvdyCuV02XrMNfItzYswK2RN1AhleKWBj1yBRRo7uEjumUgN8buBpMf7OiY6T9bjKcM7RkaaTW9fJuhIgR1B4UE9faYPvnCUhnFIzbKdj_HL2x6LABft.cfxPJoQws6Hsx22x9iOFZUsDBpot6CzELGpGmkB1SiW5Ikk2cZila8J5pRc_HJdPFvwp_lqCPOwjPO4g5Wiak7aCixTn9qTlLZ3mm_TwEuFdEbSh7mjt3A28dWhHILVZAwRmZtz3LvYAtf6kc3ytzJrBsa7kt1vM0eAGa97mnNypOWrdrkDzFG6ZqkkcoD9zlZPZzt17_gs8EaISrPshUaaY8lsWtHevKTUFw",mdrd: "sooGXu32nvGaOI8Ai9Z0bEZVr7nRGLaFHDCiQWwglng-1739099078-1.2.1.1-MCdEIgQdhAJQnpjq3sZDP3.oLlKFmrHcCRtYhBkwnL4PvlDk46E.J_zSwg1clQU6OrPUZQzDwmJDanAUCue0WERfZstAbwQNvJitDZ0SNxVn.SsA5yU86IpnaC1MBnAyGXE5NSyMEyVtXln.WHVtFdm0WwyYDhv9Fcsx26nBsqDETcEYQWJx3sCCyEq8Lo3r..LcXqRKBm5Km7R1tM0cFKZiwK6FmJ1p3s8osvqFMLyVt19G2VIjheSqyPctbzUsf7ZNjT5JC6BTDfVaZRLY0PlHCXYpTL1r01zzRezbUbSaflAKzQuNPeXgQcmTUiRGX4NaNJFI7.irP5CfNIHn_Xs6M4Ejevl3mifk3VkHH1emEqSnnhXHtCq1UAd7Xq5Wdf3BA779gkGpuW.3ejdqZET6zFQqbUq4oZVUuyxRyXxMPo85cYI.KF68F22wisdjWQqrcuh7DXcbsbe8OAcI6PkcFhijLqEiv4IzweM.vvr.sb0AMfLFE3DXbje.8ivZZyw9bZRoD4JetOBNqWdVC1oQ_DYCiXbw2Now.Bhr8I_n4DlYP9K2eHRXJvxOKIK2nOhEJ7FQgYgpiIk75_XxxbKQIPa6lX8cLFItmaotfyqlf8ifty.5faBPYyZPX.nTYdanQZA6lJj7aUYdopwoXoJseOEfPiKKLZigtBcge_ZWY1_P94Dt2Ft10IKDOF1.q6QwrTKvh_51JlAdiuC8s61X5GV1WrrE4FnJj2fhfgVCfzD8YrgQKDdJw65QMAFV6XSRJfY9Y8FVWXQm2BzycZqJHKoEiKIEYgHAbQR9a1It8Ar4Zy_UNrpxsk7oVkS1t4p34YaY8HqxPN.aBOundlpDq_RMl5bEF0s7_WR6kJ05LmL_HdExp8CjhUbuVPiw8EWP3dDMpX6h2YPO6p8pNb_Hp8W4JP5Fbbzx.KqQWQzBS8MnkBXEGaqexeRhMnUqMTBO5HWbF3JCAI22v1cVIsNVEt_MZ1Ys8YYdLoQ.wSNSMEuNe5OLIH9Vlp2inBZnsxeE5kPOM7I3vxESJLvBd.OhQSiI.OcLhj8Lrt7zoqyxh0CGH1VHRGZvdtNIdjmqetB3uqkTZJLnaxmjGZu3_UksOvoLsvFkLbdDyZ3Gp9rm.v3lNv74cqTFzSKMFCcFwALKKImFj6resqxLPq.WlmnjeMWR1WiEtt411IqlN02vFt5mjZ.965vSX3ZCBCxxlRlcUmXrC_6fCdxGaqg6OvQ9ou4_ieYd21YZGaO4Hjk3Gss7jsgAC__TfaRQkjeiP4Uwycahc7XCCbByxr7fzMUZbfj8E8KLGcG_CVIaG2DN030txucoaNMvNlMgo6510vceEecbAw.Ssd.O9kd8w.B1IOsNLvCVskdlGdmAYHAzkc4pR73yLqgPj3HTMMTUZ4FV0UjuOj4TDacz0fNhXkpb9WTSKbTGrl8zrRmqkzyG4zYT1odzxf.Loo2ClhSNE2ZW.fOyG9yXmz1YT5KdROC20FQGS_T9Nog7RSpMgXB9_4qG5NYrkym21G0HFWLxRLOY1snOsJD5bno.cpFLYg5yWT8RgMSmJBvnLbheZGwWLNB.TOc6IM6zQrtDZRGC09TQnKI_DfVfYY9WV6xSV6ECryiV9.xqb9hH13dN1uVre3ktAP4drwL9TpUgs9iZv4qFwgvxCPek5JKVmYFfvdLyNw0i0HxzoG6PgGElAXNoJ8F3iVTv4RLbl7MMoGbwothdZXlOPgYiKAH1XBOp7zKwjL1fkJZnVQ9tq397ZGTCO_kq2mqSlRsHYmZIxzhoe2WBK8aarVWsAsAmHWGqiRy805mCZ3NLgrnQHFt0WkM"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f36137f8b8e60c';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\/7462805139?__cf_chl_rt_tk=5zbulbe.YsLzrHD77HApb2UlF7IWlxhLVMfsou_kpxY-1739099078-1.0.1.1-l7RMpwQOw.XsHUQLMLu49HuF.yGiduF70rn5XDpVDC4" + 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