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-695698885292.mit-edu.top/post/3821069457

  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-695698885292.mit-edu.top",cType: 'managed',cRay: '90f877cc488e3af4',cH: 'aRgOnuasWBqZ267Pm5QHTqNy9ZeToucZF1kg6BydWmc-1739152432-1.2.1.1-6QbMDLwJTEY3ts9KsemwIQrxjK4xyUidpZzewvlEdrXwI81GE2H3ilAzWEBAioVA',cUPMDTk: "\/post\/3821069457?__cf_chl_tk=FfyJMbtyxE7mQPnBrXdEER1CyOrCAMViAjK20AP6DeE-1739152432-1.0.1.1-fBzrm0R9QHOJ.5p0TjN.__pdcJrMY3CiUzqJG39DZl4",cFPWv: 'g',cITimeS: '1739152432',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3821069457?__cf_chl_f_tk=FfyJMbtyxE7mQPnBrXdEER1CyOrCAMViAjK20AP6DeE-1739152432-1.0.1.1-fBzrm0R9QHOJ.5p0TjN.__pdcJrMY3CiUzqJG39DZl4",md: "IpzIy13prQ.p0.qeBO6UxTgFq57fGwHsCKiKJ5S5iZ4-1739152432-1.2.1.1-X6uPigWDaKYm_mL8npvhKa3uOZxkgO2RMc9huanbz_V.yudfo.S1Q5Ub.zZoF7p0J3h9DizO702q.nQdlFfwLSRIu2.ubEsrpUYQwxLpQ.B6owRWfE9I3wbujPqv4w02mPxtnXPOf2V6sQvhOLIqZ9dnMO9sR9u9A2L.Tf4MCz6NbaVODkMWxYbOxl57OkJzdJXnCmF795FhmBX217e8nHaSKR14NZcxhknLuV1A3XD9QWNuCpnqddpt7i4EYYV1y_NAwHVaeQZRLt4tIPeoHuid0Kuv7wF7EmY4KwGt1mDcYzQVUhbMRuIC9ItTD_IILOdwfPwDsWozhHdIPfrEaIgbbFZ2jlXXPDN_JNCvi.bAQv1NOTvckZvx0I0OB4N8DakF1HQqy2OEdcFb2aKjC.Rtdg_uRc2vRSkH7xUeXj5yBdy0SMrWHKTD9gomAy_I.w5V9Rl2BtG.0zGN2FCKhqAfjESMHbd84ERHSDJs79M5GYx3KDnnFhACsJXO2iRVeU4BuAMawZJecg7AfsPA56Twq_IT9kpieswBEomnFsjOeaqQTkNvK_MZF.GygeJV4VU4UGLTYxgyt3dyo5oIPlwlAc3zEzC4FjJtMgJ06LApdODBsFPdlPOmAuXt6uuUlALUOUXsoM.r9Ja629hjC2iIWXT2f8.wi.ldK6fn.69LnQdo5YoMJzKB0sXqd47Y2T3BNJX815EzHi2O0WreGSgE0ZYfUahPOwMxNfugGVzWWDyl12mi8QFqhPCGPS6q8MKHLSfDV_CmJYyB0k0kl1oV2Ngr.PvjDzz7m7Zqt8e3VCGvADfqYhoZ3DFMtRf5fm1YdTZIcCYn63NPaYZueoGcGE96j0m8MevbtO42l6SCt5M8DG7uWskQGk9quD3fAAPFjqfm0AGEsUDVRNMT95jL_HWvkYKh7_A_fY3e596UfJe701F8ciVcHIYrb8HmecinIAIhSVeRxgWaDLlgKZvWHhr4mRqC89WHU6Nj9iNV9NCgJQtXf6O9S7F3JphnEqqnfgJd6eX7seM8A.sHd2ZGlTYa6wK4VWl8rPZqLD8XSvhlljzsXsuhRYcnZf9RImGhESrvUlqEdOKGKD4K75f2QeBfssr9XSaYCovZWkJIvhuyoKKxMGWeB4AflVL3Qh5KPa1n8_z2Wrl6jmbLQ.87nTOxxZYkQxlueGRNPCrEpFaV3N9M7bBpn9GASqwCwmvhdIi5S6Jk9E.MUZxdpI0pzZzzNc9zyPHyQwE0H2kzUvDWdp2Q1ez_mN.dW15PV0HHwFU7oJvyTdAIECiDgTc1Gld4qa5kdj8_5EmJM6urwHIVMeWv.aabS0Jf0nFRSOVk6U_kJ5unOxSj43AKZikfMsWReNNLnQ49PXEurj7F8DsFXB8iOpaMXdm5m_cUIvOU9Zo99Oqcc2M0jK8uLx3OYtUMGA55EK7qnIxndFjHP1ADVBUKUKCpKh925hBY1DEFwwjakapK60uIRnquXRdO3jVxBwPpsonGyKpHFNZwgIZsSR4mfRfxDyGghdOFdWY5MIDy0N7oUeWHVSs7hw2..Up33DgZimXI6H8iylD2Af1J8G9mcdaDth_6rCLZARdBnx1uvd40MfZDsECjPZ9FNZ9dk8lFLfn1v20zZizLl_oEq2ps37WrxjupfclayTcf3V3eVcPLiWHCVrKMbBvMGyUMYHKe1WWNi2s_P0u_nLtae1g9OCBNwKcyWJqMnUoat9FwP7PG2uhNBwqBzuGgjU45jt2GFdMcO5sYK.oOSkQTfgVpCiQiEnvxr6odFZuJohkfFidzekGAgCWTLt.86RY9QAlP7QJK736EHc8G1fWTWLH5wDnJ2cQzHw6JXff6ExYu4NzdGmFYklGdv8JC5OKBA_j_6Jm821g_sxSWm.XadOTM7jJhekpObLRjWiFNWeUcHyWwNOGQTBj3AvsMHoB.Bmf9kn5HDJJa1IgeDZ5Q2cwHEqGwQmG4nev6CfG5_O9Uni8uzGNnPvqdi7mrdbahQfQww6_ICap4KqMkE6xU1n354LvYhkACExNYyRI7Alh8oXqKPlS_6A4_myF8_LNPHrEJUex9WsLIYd0rsiYRb6fe6YnhNGut1Meqy28XcdVibBvmw3sLO2a_MKzIfqpxby12z7OIkXbXYCXJgOsTqbnakncyVCjIWcdKzYCktNLAe8A8g9PMDaFANeKcuqLQYzcD3LUP31H00I9PN8jeYfS3lTk.NVt1Fj5T",mdrd: "SmDTCr43rpd40uTVIfEpJtFnpI8LM3cCa5NBvC40APs-1739152432-1.2.1.1-8vECLCk3peN5yra1h4i0RaEyKjaM9ZCE05vQOprLjkOxEexjvIbMbQDWtTplg257f3AMyK_jOwXP8SxAtiu9lXFGqGxLDmxPx9jfFbCHHzq2j34rHV2jKdlG7i_4P8TvnuKICi8UV_WkU2mCVXR1jMY3ubSawGbl5TyjyZXyLwBqDg6QKDvpHB7czF7cmnt7bkSTVD8zwIEOuQAMcO3CTDFCEEYewE8K4HVkK226PYNdo9okg9lyKLCaE5mF4fvmZZ50qoH0LWcAGnKllXhcIC2mDjjAiAy3ThPyrlbotr1R4X9x4f3r_LULdguV7u.uwcUQXAG5JOdhAQtqzTOh7ljhqu8TQk6yPPZSaL1HmJ1FtUJn_VUhrB95OZEZSt.ranp4zODpv3FAHfBr_2JwvbLgcRMufvJhVc1Kx8H0YncAoApbH4urULzMVP0FS4u2CNJyzMYJI3cqhjyiiNtoOeYWTjZASnRruT2WfL7bN78LmlbR0k_Z.cwVts9ZrUU2RNvtFAzkB6yThQkN3pVadJ4KpoWRNwQAXcjMPAvQEM34Ju4uzmH3uUKX8Tup9yzTuhbzj1wfSyHRcQ1whMentUHwRn43Jx4RnpfDNOjHgWc.5uu315YQccIg8hYeDZ3Qof.lI3rjvjFqtMniL4y.be9XJm0CuxQJEPqfZnVdVnlgbiYsa5rmyVJ_lrgo52nEFLXgoKNOjXvM5gbr2apolGlI.XEa8OrpPeK7qfW15czy8GGETXKlLfKdxL8H_3BOhLeaOCZx4QlvrdCCZHFEIJXLR9CBPfmJp7ac08nYxK5OAA1ePzS6vGoVahkChixJWIB4V0yS7FcpHnEXhMdhfP8JAMgp3lyCmmtlxFwn8m6APGwr40mnhIsQ_10mFDmWTnXwADFW_RBMzObsQDkPYZ9Q8w.AbH4KV4MnmZJMtC3l3pBBkQ8eLRL70UOSDMifuqXXct5Ox_6orXLsyWWzXbgldA1GOsH6H6B4RSv4v_ftTvTGqMece.lWFJ4qqJfAmG7KuF.tdMP9u6iEM3xMZrs4JXd2vKofs7AtUZEEbOeFzSrauWN5TBaXhq.wNDEfWuKUZkzjJ0oV0G4zTgd55JyUoecrMBt629IzoUVzRxm4mUhyQa1EsLjCBgjmasmWLAR15XcDzvtx_GlYnSJygRLWohsTAb44NQs8_s48dK7Vt1oICDENE7yd.U7ml.6PanL3vaP3egFWG4TgU9dbWTJ2fuvC3UiUo0IawcZC0k92C8c0iLO2eqlelFGLTWfwidKHp_Kt2sCJ3LhqNjPWHTEwjcVyInfi2SHkEJXnPuQibmsXLIG6FKO_QKw28BQPkeC8T_pYe5fo1riJn3YH1efSLRYcXF.qE2cGBFG27ZjzaJ_7JNuj_R_I83DsPtKmiFwh1NpyellcwG9oQG4lqlt.gYZVthyfOMcuJvKnwaO_iJ4Cou.UUb.ROm4l5ykZ03YQJajmqRVDjd8v2Nz8Anrh3nKxjE_YmKqx0NdRKDz.l.I4XgZH73_e_jSUtPIUAOB1gCz8Js9VtolaLFC4sxxCiLWL6OXOKq8Op1AATdgN7hJ4qGRdPV.dEz2WeIw2MyKAQevUOazmmFWLz2ztGgsXCmsjU6OQd3GNBW4CfxywBKXE_cKtp701YPTEhe7NpMkVMdEZwydPH49RNcGEwdq_Xa8v34xOxBAQvdTdne.jIuz8tWWyaiOGk2YX5Yakm0ob0BNao7gDkumlQbi9yvFJsdTb4Ljd6wKQIgP8MeZDjl1_fxvhN4aci9BMLk3wQNIoF_jEUcAhbL4CW3UFEl8e_AHzO0tXNAS_h0yY9qs"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f877cc488e3af4';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\/3821069457?__cf_chl_rt_tk=FfyJMbtyxE7mQPnBrXdEER1CyOrCAMViAjK20AP6DeE-1739152432-1.0.1.1-fBzrm0R9QHOJ.5p0TjN.__pdcJrMY3CiUzqJG39DZl4" + 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