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-affhi7dti.mit-edu.top/post/2076851493

  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-affhi7dti.mit-edu.top",cType: 'managed',cRay: '9112bab07fdbc94f',cH: 'nEKmxbMWuanlfZVOQGmskAJBhwZ1F.VYKxCIT8N1DwM-1739427801-1.2.1.1-vQLRU3P5xZ5kdR6.sLsl7fOxdi3QdUExWTQtB2vIeKuwrQ0Y8MjjrzZJJGdmeQZ7',cUPMDTk: "\/post\/2076851493?__cf_chl_tk=_2NFAeChMT.wB67BuDhpB1RJBgs7tyL_30GFfwCU.wo-1739427801-1.0.1.1-fOqaQc..41stlYZExLc4ZGbZMefV8Zl_MZQ6Sff25ik",cFPWv: 'b',cITimeS: '1739427801',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2076851493?__cf_chl_f_tk=_2NFAeChMT.wB67BuDhpB1RJBgs7tyL_30GFfwCU.wo-1739427801-1.0.1.1-fOqaQc..41stlYZExLc4ZGbZMefV8Zl_MZQ6Sff25ik",md: "hYU4ze0iGzD6d4.aXnZ.pHpQZ.TpQ7ABWmlZuvAiwAQ-1739427801-1.2.1.1-C.COlg4sPZEU6C1WvYXOLt3iSjun5gdRrwZ.1vUjxrrPkr4ONREpA.QIluO06TKB53ZNSgJc_OISBiBPm02Cv_KzeqmIt.lWaqWqMsT_T_VRlUhEuJwVIXZzoOPIv9LQn7RY9kzSCJijg7X.uJsKez5FfoMIWj0Eu5pw_0SpXYWJCamDeu3NDsP4J.yGPMQcSob16vCUZr56IgCOWWuHPZqtlP.xpPvt8UN3i1vTNQhFCC59q_MhaKmbttJnCsRmNTrSOtxZFgqOEIenypjGnEMtj9VjyMxGUBMpmqPeIi_9eRFilTUFxJIKP6sIS3oc2bzPred6KvLO6jmiR_5ts5aNGRDFx_COvne.ng3.IbOjOM7ST46RY45V7_PQgyO5LTeAoWXfnbMse6CD.sVzCr7DW0YOGMI4y9B7pFswVY0hlXxqshDIBERf_Txaa5E45gW7Bp8fwb2wnoSZd1QiDaSlCrM_n3awW9IUvDJBvLHXXndTEBLi1o0I20ElVvjtG9Nheas_ngCTuHEW5p.bGQC80QF3Vb.hVNP9MmO8z4SnMEOH4BP5O5KCHibVr5oiIdHj_nRZHGM4CsSQgEwzr9lNs0Vlcwm3oCtyzxKMWCCahhjR9YXxXfFNYI3D5KZYB5qgASKRv7jD3ofXCZLdz_kYqiSXJH.6FOxOWNYI45D8TYnj3JbeICYxl3vijwGzD8AfEBpZAAjqEjXpdfhHhZ91Kp0MxomQv3GXyfPD59hcdvsTySHAIVUNoEJjLhHgDuLSdj34DIA20_ohtTVXvCBGdQoEbBnNfFkttMHpZhciB_0hvdt5Bj2tD7hk5SuB0gZFjXLSTJL_4t9b_UUy8qIIfLXIwIkG0iPu6Eq8yJpNDKAREnpNwvMXYdFuvIASuTtFJeEQjoDgnvfUaD7hK6RrYHahaow97Oqh1ZhPnodFrcA69NGGS2HofrYL2_J45BWdBCrbdTpU30b_.vhQ9W._hBAn1kRzUfOeUVcEzfoAhiARbM3HX.hIEsnPvODS90y5JshoZqQ4q8jwpSnZvCVCv_t7RyF4yV5NZQyxRjarx72hFbFGul9DAXp6p6_fYUdquWAn6XuAnfnG5w.FXmHnWg5PV6COTMwbbkbx2N1Ui41fanj9.9R0jJO_BTbrHZYd9Iog3avPAp.fjKquorJR4EO6Gp_w7WE_BqJeLuJuTi61OsfUU.C9x0sWhXJGrqdAILED4Fe.7skT3LW2Ir9G3IMywI29Dvj4f.9bc7PnpabN1cYCmRNpBkv2sqZhAX_PcSsaUJs7FjoHU_jdCYuFMxCO5_sfVCOsZ05N5bZfVL6cqvt5hFgYWzp2Rmg3uEQwo73OdUNPbXrUHJbTLyJCPEAGKfBD68xeR2cm.uj_vDd2zIwyUQXRrIHj9Cij.GNMiQUpsnS9B28TDPLRDsBzecZC4Rf9XtO.ASQp3X1ETU0wQE7iPzVDrPYYGfvmniDBwVpYYcN23d4WOypj_OpcnOnIrWAVhL5tmKwWuIk4WSkMQiHlSk34dZkh_EG6WkL6sQBjAXgl8e_nSBABku.sXAyz.X3iBo9ZKK4GtRUovRuTrCwI3EXY3q6UQHuKEE3dXToviStBgLQRhuzBSwEvG5IMAQzAUF58gGS0IHuFN.QXpgVdAHdKaVAtsVCnuYIXg3Pf5uPkEKhmK3Ics2FShNXHiO8F.crEKzKD3PZ_MhApIy5FmJ7HwL0NJ2.WGsGu65DtdYQNf2x9vGs.Q70BGjM7zuovU46UHPz757WhaDaKHMNoohmvXjidYQHdHolP1lKDiLGMzWmxWvJnN3uni2XH0faggeU5cySGc637JShl.DVS7JTvaiR3puuEkoT1Bgbwg.ib4oHkgLKJtuC5txCtBJUh2komc3Lg.KW7zY8HjPYLBoH72r4tAxHn1S6H4xDbf0FL_XX.ebmBNKCKo0fvMRMziLjIvDuYUM_mEdWxZ2nAmqqdZiRgxgC88AJtak4mUs.wxHRFciiECV2csla702D.MlNDvYXvmRqQDN.zLdOJ45LfjMEcFTc1TVhUW.Zm82QZb1gnGTnnYqBVuDvHzBhoLXvNYVOknYgn4rNG3I1mz4B.otC7goRnvmOsxqUG6CaLc6IKc.YFo0zUZgCUzpj1ZB0JNxW6hidURFMG72b3S4iFHwmdeF2Xi7Kvut1ucRK9Ldb_o9S6oP0dzvCYFH.rj7kBVWMQNK7i8r1Vj35odHjqiUAoCZTk",mdrd: "4Be.ZLJyLsk4LXFr2Eb7zZMR2UM4TwC78i0ZLIyX6xs-1739427801-1.2.1.1-oofFKxWrUH8blYnh8Q1o5xyTvifjNn1ka1SjtTL6Mengb21pUDKcwib7hbUwcT7pM7C98shMlDoRMXORG8o11gAzoQRu4pbFeu6.UBoyYYQpaXIOTcN5j.c49S1xL9NwwY.vMA59MnCFMYP7lkw7qPv_S5F4e5RISD_fJt5D8SiLYuq0mH0EqcgMLUiRmyIceiKpqjP5Bx_vGv3czsf5o_Pb52Q.JELQth8oHVmVhylDQoChkt.Fr74XdeZphAwONQxucGngE5abaeR97lBA6rPs15Ln52Ua51Bq6fhPH7QmPUb5yIQkzU9BhV7psSaIWTguxiBImXKPsUJ0FKO.rkeY330sRHUWqp1TBK.f7YgPGwoo9frSC.pVr1iVOBoOEbmRvO4R4qcoEUMFVnW4uHnm.FozUalDlNlTRHUS50YcuyVrHAxmbvf4kjIaYPA22CuNgHQJJWPKnpKgCLazVQlit5vZe6mmqDZ4QjMBUpH3xbBLbrcV9XJ5kmCNI8V9fcF6.TL.n4OVyTLE0oshaS7JIwRE22sGAQ0yDoD3eDjAo5soEDyOtnlp47wxuXDFDtI00RfcizL3_8V3or90eE27hnJSaV98Gk5zPmAbS949OZvxCz5LN8Er6qmazV1Y1O_TN6Z7gNt4sFkz9RMvXhmCr_MY5ovZJh6HAj8OOzmM3D7RYvLWvaZqReG12vf38vTl7fsP1WUZFGXpjaTi8ZPBYRFhGDFNbLVKpOuyG9WvMCO8FRDpNZagOwhNQ89j4cgTelutDzD60RneHk70sHLjnPp55p64rDPUfcaozFUvkpQu56Vh0LHhUcLOwiziIRNPIKHOgNDTboa4iQRwoDCJDB1.UBkXKCWZg42bQVNSFv4k9EzIJ6DBcBHLdU_KxVqFC0moWnB2vTn1yxPL.Iq6ZSfDTMaEB94BxgH6_npfDEVlJrxQ8C0JB3Fyjo2wxCBeCVO2DOX8umOJI4ISvK3BbyG93gi0rQEg4RErW0Kc7EuKlDgdZly.g0GllbPcZ523pY.pP78BYFfGbre7wvVfldmSOLZ39frlHfnIOhoyB8SmIiY.olGDBm6wRHaF_r0Z8FtmhfosLEVHfTT0xuNJf..QIGzGOkrnXCc0WZXd60a3d1zArcsJKfCR4j3EYHRdQUtYMaE8nmIK5K.VjIvEcjxleWxwdqnUfDgtCbKPBctY6e6NflEmFkTHFKrSfUKAbBCsVGRtw1GGnQ_PBO284wddHn0J.FrVVE_SerXHr6HSZqcuV59psiyq4dE2PLDnUJR0gSu53MNzbT7qkSXk_aBfFV8vTXlVnNh_I6dwjrs52mEkYGlrG2XWbzcB8rVAOUKJF7mmK2qEQVqv.4Vm5sJa74xysXThCLRKq.xhF8vwArNQ_fTeZVbaSKfd3pB5hST35nJtXwBbzoZpwI7W3JWUrEyGyKbYPlwJZDwNqR97CBmI7lUDB4igsLzgtTEq9tdpDnkhgCTz6lh3yqWP3MIgRaZqOZ2Dpw8h65N4h_T8dx1nKeuW82_bOEYCGJjINrmI.58fAvhlSeRHGUNnGBlKNcuXB5Zhb0sS6pU0dF.YeyeklBHms8xjLB.Q7ctdTlAyqyGVMKn8Vp__.1arKZPT2ozZ545.XglJdD5I5SR6kJjepTh3jsvrHaqB0kpVxf.SpbQCUF.s8sZaQcmp3sjPnI86lancLNGADYNOMZiuRaUSlljo6XAQ1wdwdonlX8svCqhPZn7pIStZZNcP6cm74pk4XvcWfLvbx8gkHR0Dxq7toq0ZOJijVqBIh.Mqa4LswpfVDzzmhoRI8BePtHJe7yt84T2St3X0kgY"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9112bab07fdbc94f';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\/2076851493?__cf_chl_rt_tk=_2NFAeChMT.wB67BuDhpB1RJBgs7tyL_30GFfwCU.wo-1739427801-1.0.1.1-fOqaQc..41stlYZExLc4ZGbZMefV8Zl_MZQ6Sff25ik" + 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