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-253315907102.mit-edu.top/post/2870513649

  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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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-253315907102.mit-edu.top",cType: 'managed',cRay: '910f65d74e96fef9',cH: 'FxeYNZqhmbIwmimgRFIxOiPFVEduabLo.koDCx.UCGM-1739392869-1.2.1.1-0EaFUoa6gYhhY4gExOhf52b5qlto3Lhphkmr9zgtaZYou9I8.nKOq6lHHh95Ki_f',cUPMDTk: "\/post\/2870513649?__cf_chl_tk=bpii54TqgfkwAlPvjXCApdi0SQof7m5SbZqWh8IBR80-1739392869-1.0.1.1-bp9H0.5DkjV9_2_6Jn8fITsiXtoVi_tnMRoucCn4jKw",cFPWv: 'b',cITimeS: '1739392869',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2870513649?__cf_chl_f_tk=bpii54TqgfkwAlPvjXCApdi0SQof7m5SbZqWh8IBR80-1739392869-1.0.1.1-bp9H0.5DkjV9_2_6Jn8fITsiXtoVi_tnMRoucCn4jKw",md: "QWMUaW4QnjSsOPfdCTS_xFRsonodXNHVkI6ae_7VJJk-1739392869-1.2.1.1-8OYu4k3sRMukyeIDV02j4MNuBVgsR0rhDFCmbLP0QA78Yg71EVRSzzsnIQyeMGtz6rEEH3omTbKhuELnKejddV9lUrrLfw0UDwKheDtuvW1ts6wanKCnH3DVwybVsU2EJB_Fp2ck1nnS6zw3l_dPBWO5YiZbsYi6x1X6FJYIFR_GEk_gk3Ys_WoDc1hG7sOGNtBuNVfkDPRbf85IX_5HZynxQMyaPFWaL4txOWEOt81Vp591p.C25nsbOg9OaUXUsS7uTR23jP3rwPUlaNm316rz687DOfQbXD9iq8UHVdiAnZLIfN6PE9ZQVcie4Zb7OVwyOcF87lZ0MsOj0aVBp3dAR97EEcJoQAE.mwuKV0d7tXOAuUS1tKX.Y7TR_Dn9JXGqBF2OdsccIH7sEYMm1j0oM83Pu.p4fDs8GfkHB_dVpoyZKLhvbrt5KHjErvxUfR9HRxc5aF4.3HtBEWXZtk4NMoCHpGq3s4RL0RGFm.a4801KbgG6p.ntPSAXaKoCfNhMVMdewt38ENMdLco1wQZXqjesxzn7gdmLGHXS.8dDoaAEcOsfg_TJQnGynxU3ibuP8CA9sczDk6aYjN_CbS_XxCcu8fRSqL2tdRcj2HYrVmULPOBoPsubPU2epObSHvQToFuAecwOgiArSY.9uqI5TQ2tNb7OPpPYovsLnDPbicYzcZ6zwF0r0g_ycGWwRVlxfhlpIHzJ3UKKZqLESmeFKWCJdYysflPT7Yy9vd.0WZjYrrgW.QzUWgGc0lLkef3JhV9UmudQcMWrwe9QzbIRvA7jJ5SNYT0QQGpTBybCptXcxU_KHEb3kG2eG3oDJGpXy30yrOUtOJR6NLyb9HpRsIUoPiSZt8g_dHN7Qec8aBeDnwz7o5Ig.kE1smGD6EiTSIiyM_dSUw13.jCJ_SY09TYM.dWYCaNvc9MfTzG9FEjYPbgRU62D2D6zjlb9Z9NF6YFT44Yz7iEjB.CTZtf0mruMrxfgbeoQlWSnIijTIi4AZRX5.J41AXGCjZed_oYmy_XPKD_jaPEBQNUKQw7A6dEO9Y5qPdWkpclr.MrQ4CmAYttrXN9EHEgb0iFTsRuJTQ0C4US.Wsrtwi596zq0iu.kgVI5ph2PeHe4S_382UweCpouKlYkPxPk5u3yoz.ATWo8vO38NEad.7.oKEGrZTfPYKgr5Zz2rUppTLBaMkMLQeDqg8h6ctcNoLk4_EXddd4BHVf9kMNko5JWZobvVXFVuwsk9Z0JAUubXCmIp3drMDubD9MjBK4uGMdNtsTnn5d2fLn2Qp4v6dMuk5N5Y6WvP55f9srb5mxdSLI6TPqzKJ6KagIra2oYikVV5PE3c7z.7Fr.B7Pg23rVRSnsXIt1PNky0Fxov8.yB86fSxyyCfqGmUpQOm.EqU.tbvnUmi.howW5qou58gY3hhYmsLrHNATTa4rS.QFlzH0SJWjzN83kEoZi7GH4dm1LRzyTmLD2d_oOuYZlT6NkDiLMW31lZAPtG_6gOGrO7ag8QhA2cakD3gBDtxIXDDoh87.mLEDz9nsogeuZgP3oUVlXm_O.IfzHsB1WM7IJBluROKTi4eSnhgr4IXp.hC1AXHGgkzFUhMMz9t5OaAFia_.GUXuBVJDSguzKvfzQG3ui_GRmVDUSole13CSbqeLaZ2tgZHywDiSiLQ08YBwUhI7AEG07_Qmo8J1KEO0XrMPvX6b_tIaWtjWpBlsTdekeowAIVJKj61D1A_iAyQak1SvH85DEO5Ryhl.4MtFhSmugrWwOEcU2SFmCFvXlz7ZVmKNqVGiDN4DVn4O5qwFKRm04jkCflWW0kmIw4ZCI3GU47Bmw08ULFVh.4CoW9aLaPj_unbEMhcdZkGxiMAFw7En3lHLW8tB..wUpoXdh3MvuDec_PEow5VyqT5vAMLzxPMJcuGodhHzMOBCE14hr93h3.ksY5XVIQu43hWw5yADZe372Qdn6U9jrUFh3N5DVh.WSntOtvEcBNCJc89Qp0dPoNjN8Z5raLL.5brituL.o5MuNX8bfjMtQuzjN1Nh5.5KvDy7BOYHHhjtw9Rj6V2Hw.brbkzKEpUNGbT3TO2PvkpRUwV4ZQxHNwxnu5ZOk_u7.EtgxA2TDgSdmgqEYzbkHkNhDFLF62Qrt.Ce2NSlGxAXymG.045vx5pFFSuy3lWpD.yErLHQYg9rJfow27duqf.YAYcbEdf5O1nx38SWJeUOaSC2qQhtM5PFFLI2H",mdrd: "KnE4FL5mcAR.oRkBHWlmuuy6AoPw3b_4pnp2QbCDJ3M-1739392869-1.2.1.1-ogu7_qG1aAl4QCWgAWJkSVHDOKfL8aaeXUtp7LsuR4Bd7KrLFQF37c.RNbpAp_IAMS3Q_Zk56fxDhsQS1tiul9kWWIoLifz1AY3dRnAgMA8Q0Gx3V.PlDEBJdVbGRGXcQC15aABBnao5vIqlx0B4IIqE7SRFoJBnSfuokatExCe0YpiPmxc8Vk9tB1p7202MP0jWCA0aS3N1mAKXqzwuQToDM3kI5vEm8pMW8xnb9zetuJyHgASXXpA2h0u.NSz9ywtjXPrzOcLsW9Rv3IBKRjnw4EOAqZaqPo8ysUS9Rogezfi4ILCwhTtFR4Cu0iC4t21KRY5JJejiZkxGI32ypx.AGLGy66MsUuSGduAtYkPDwXHsVSc8oQZgPNyU37b31ny4HVv9Pw4RZf36bKnoNpE2tKRq5db1kUb1y649do8ZFrNV0PUqzST6u8xLMJJN1yoh2a32NhkmWkB7tjj_1nzoA8nCulFOxFxLHPMKqcNsWcFD9jr4vMb5dJEsbohTtG507V9ZAGyLUrFF1l578L1bV9w07QKLk8LuR1YDfX.kq5qcBcKpEFtu7StNmH2c6D5DFjG9puj7zd7ZOeyZ9.flyoB3HbyJTNdPUyzIuoRLg8BabQSATFpwkpNwzuaOYjUArlnJHJ1JEX5nR0x3QDgsYko3Gv7NqAY7zzLzhJMzV071qhG8SBPxFjp8E4xOZJLbMChCR_wwWJnrJ2Z0QAlo7nXdEeci4RjxC6p3Qw.xSYmMfJF9VRl3cq592J5gVO6ZmIY59DaxYXQ9lKnXoTSKLwusQ6eQm65MQ9EtfIku9IbaVcN6S09w.MYTanLon7yuTh1twi1LeNLMrxWaQ5Ser3mLiXKPTLqwFQlXDVEqWhtu0DUGe1_1j5RXxFvKukZmpgGG7TNjGRHNioI5GRZdST8pqDt7uP2PB8c4ant4wY_36hdReuIrvJ6Ej84ayeLy17BEt721USGtnYlHW8EHBJwkqbaPWcmbm27bmkfd1.w0EMVDrMNjaFSo_xw6578j39sUBUTfMRGqh3kUi898HbYfpPtZXBPa2C.a3J0GP7.j0QH9GkTaDd2dF6bamUEz4H_2oOpm3KKhUkOwIAE3e0bE3IB1fHUjJhCD2qjPzTzyLMdEhQM4x8gOxxf9LBiPpndhDIbHE_iaGDmvK3qRHHVTgv34el5mXLI0BH_BnLTS8dKWZM.P3KHjgLu0UwXuLeOyDJrtw0taOZvJaaRFn92Lt36UXmzSLzEE828Sas0_o97RWDd.vtTTmAEshu0xrfBeEtahi_g9E4SG9vVa1y72RMsRXAHeYqKH7AvSxWpNLNJoIbWbXt4WHnR2zxiebHgnq6zat.o1s0rP05Nflk8Q6mNM5bsRiNEx2DLOsgLGB6OiB.SSiN9vnuJYWWlCb2RiTvDEHt8POOUvG7Eng5diOTQGsVb5d6Ql5C.aRqoMhmDyojFW6L6QWQflDUstkh5JCAYyfKJHFYqzYfIr.fRUAx7S4Oq2piekU7uM1cmuf4SN0DSdgMjZzfFTJxEonR.TCYe5yX1gY3Q.X5z.4dFn4LeDpwdoQrg75GRM9vllUGjAnpDsXNG4WLt0R_EyjDGrJCfMh8y22MiNbQH1JsT_gIJrhVR.OcaNsmxQBK9tYBwgBIggFB2X5hnevMYigQn_JCLyK58e3jzCOhO0WVQviAvK0j197FsYO7aD9tP1vE4Wk8pyYZAfO2.Fl.gGo8BnphhOepjLssDx_mI.IiLhWAIIM2dWsIlhyc5n2cvcVN4mOhhz4J69Q6JMgqGWv.yafIkNvwBc5yJ3KQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910f65d74e96fef9';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\/2870513649?__cf_chl_rt_tk=bpii54TqgfkwAlPvjXCApdi0SQof7m5SbZqWh8IBR80-1739392869-1.0.1.1-bp9H0.5DkjV9_2_6Jn8fITsiXtoVi_tnMRoucCn4jKw" + 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