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-977019260819.mit-edu.top/post/1250876934

  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-977019260819.mit-edu.top",cType: 'managed',cRay: '90fd3e78ad93083c',cH: 'ik4x.XZwd6RmyOOTGCq0XddZb4X3MTqRHpGSLnkxS3Q-1739202512-1.2.1.1-gzJ9peLRPz0iv9ZGRHDH6ES4VAQSyzzpd5yOZZ3WefuDDm8asUTastKaqbKG7fSe',cUPMDTk: "\/post\/1250876934?__cf_chl_tk=I7TgHViIg9LwnVSZmBfJdtsN8p8IWlr7zPcgMN_zVCY-1739202512-1.0.1.1-VJHXdLAxTcIX0i08X91b1rcxeVA6bmm7MnwbvM2HwHk",cFPWv: 'g',cITimeS: '1739202512',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1250876934?__cf_chl_f_tk=I7TgHViIg9LwnVSZmBfJdtsN8p8IWlr7zPcgMN_zVCY-1739202512-1.0.1.1-VJHXdLAxTcIX0i08X91b1rcxeVA6bmm7MnwbvM2HwHk",md: "SlQg_evO4oDAeO_fahV4LJJdaC40oBWkjB1iwLNKrVw-1739202512-1.2.1.1-XaW8_RxoKO7HjzT0CVGdmrLxO.fHtFzTKrjheyr2Z_D_vUNrvC2NejDmC.MLAC7nEgXAIAXRyvO.XUde.6.mPLGgz_FJ8QKf2uWONY.vluS9R1dnZ8CR1aFgf5VjoeClj.jqIo53yi2lgMz8nQjhYLX4cEKRG3vd2VHWWeE4BDzrZjt2G1LWxb.XBhvtybu01nL5aMw63MgFKb_GnTR5LXEFDPw3dVFuoUsppmHLVN3v6rzlx4EWQi_QoSL0d6ZqsU4gZgE5toRCWCJBErP.M4GnxMqJDRSkCodfUSPP_HfXHTrCEPqoeUfKWZUlKq2aHv0GTeiCqN2K1IY_0hw4RImWgIc6pMssjVvmjuwcjm6ORIfK1_jYqUZBZKcIPYqx6cE.QiBTX7oZkOBeHYkRIZ9I7j9W.Q0G.otwEAJ4N9P1xmiFGyWi0YMc3hKWk.mGgvvcJ0C4umhIVqn8aU5oqadH7X_thRUH3r4t7Uz_srhmnoN8h1sWyLV6xc2ekoJda5_3JtjL0n0.FH1EUAoVajUWeASzHqMROXadCZYM.dkGLDDKTPXinShZaAWPkNJJmgpSpB9Vbxu4jru6t6bZLw5MP603GdJJQr_gqO9v8tqJo4BouvO0UMXc9o8RrGvPWWxW1m6aDlK6vju8KwGjGDy9PX.JYDT9d1zI0k4BODGA_hTjoKIwwg2O6qu27kq584WZSBupT7bfmQq0kJ49JlvZuIcoCJRHpz6HsZt7v8_DaTO4Of_bBgk5C5Nwoq8gQBPAbtForMegs1UFNbXYHrwkwD5CePGHThw.Qn8PEhdYAgD3maWPZ4SxPW8j.NhMxJXTnckZ8VwctG6jj3UKmrU5vKPEoZ93ZzxM4vhr4soj4Wlqop3e4CLmlk.7y8XyHYofbOqBwkr91tFq0t1EvLowbqgUTlR8WaNNPd6XQZRJdR9o05lfMflRFmiSvgbGPlWqKb3FCiTLSnOA5_a532d_OhBKd3E2MjspSm1YM7jbg0jRL4jmpCiIodn4W5LyaSm6uDEiK.kItNNt_IBjmEGpBYXyoLpSeGtfbZ5Rz4WV.PDDNOzfhRUjp9EdIF4ohu027zgJWWqG.j7M4ZxoViI.vmBFhWnf1rqsw3KlP3rGlcjU9Mp8Fxe.X3aLI6XTQGYZVWs9HkXK2vjblLupNsGGtQMEr1j.UfJAwAegJr.RMfcBV.Bbq_9KDRaMb3JHlcCVgMRD3lIenSxahh7raDzbh4izooEONe6ZI9BPc9ZCAVozzBEKmoEZ63HcpcBDEUNe8JIuKPxe60ohmzyU8hK612f1jduKztW6URE9mG6H.Fqn_3ntY1WFHMogbQzAL1r2Or2vlBPkcfZUFQ1AssDtD9JaRURF87ALvs8fGC2eUuWp59tc_3EEieJtGPFPR7v2zKHLintDiAyvITjN1qnTCHHPrmoXd6AQfwn2nxxhZS82tCt5L2j8PqT_ni_X8IWbFIOkl9d7ZC_PteWuoR8XuDhZePN3WRyufaDzGrwHcdst93_IVAGq6TbFLzwHuITLfbr0EeYq8AqiXc_m7FtRdJsCbkuvLcapwEx0_jdm59rxf3owGQB9ItBvbyotxV8BGCTktlCU0dlW9gfjsDn8QZwpcnj8XWuccTX3eYaRxyOGl0kwgiOUwH78EonGjFvnQz2wgzUt5gk5Z_dHnjNyzC_5g9OR7omWi4EZPNfU1NcP420RVxsA_RkBWeBv8GqN9HW9fk9gAArbGM7D5lpl1J_tRi_B0pEBlBpTqwU7Y5h_ybicmo4GP.1DzWTk1x74jHp4XXAvEJLvGAojfbuSx2THRVvnMYmupMJS0VpfvYng8AN9xkcZEGe59wA4NrIG2JJSvjjo_V.MkT3h2zIy9QJk7nNOfdyA9Qkwkx8iXsZ6T9P8_Ob6SWzUPvho5WwgxCT0DJspoINLn7vx2jBsUoWJ6Kaxtxwnj102a1KqpH4t5qp1w6ldCbKWkndXJBWZ6ov4d8M8iHd_zgo9qVpvGrEhB5c3mdHie_9CCf7l02rNVZnzT_NZC7fGgkzAP0zTlHL305.Cm4c5Dv1PCttdQH5A5eUGMCyiftTpCbstrem3NED0Mw8RnqXhWbKnvnKL8QyOqls3rhk97YKIcioQ5JXFB9ahfW.SaxLDRNlYcmjswXzc5rOhz7cols26fs4Q2.QxtUVi9F4z4ngxYwAeOULkOe.grk5I5vKP7Pv6uvMz..o7xEdWL5MMUrBN",mdrd: "0SkqgbXMeg_SGCulK.nRBmpQBpzivPb0FIHsEH2zKHw-1739202512-1.2.1.1-_QvoDVG45fKb3P1KiOiedM6y7DkTTRYTgjKYKLhACvNzcEgS20keLvk6OLJNU4U_mIP70dRiPzfukFW0_AXmvhtPcjVpUkPwy6XziXRgmJaT7_7dSzEhBprgNjqz50fLgM.7dStWE1O4PqtvPggzqtnOpRXlUwsJ6pJsX8UonvjAp9fZyBo5VJkY.G4yVbO0tnWQmpGgWc6hfFT5DT5kopg0hJ6ptjytnOnZkUM0NQii5dlngEqr3.iL8ELuCdQBvUvphkehphQGv0tlr5SJWugci2MwZMH_RDhKDcQ4Dp15IScnZIn6.IhLxQ6kcpcbgxnzfeIOyFSaWrelQwszot6u6LhIVjjJHaAKWeM8u_08ELFPNZUNyB8Uyi6KTQnwnqx8DSOdaS79LpV4jScSJ2BUmpaeYv7d9DXZj.OTatZ6sOZ.d1._N_pOQ8eC2B6A.heiDFNYm_C0MoexOZDf7cdT9J52t6jYWASump4fiey8mm28YZVX31Iw8kT211arLFLyuGsjcaYiQ6ysHNTeNUQWOXE3XzrCtIAL9L1TqWq4PwSymQcksBBoZ8dIZD3ikwoyHOwHu5yKDMVjABRZ9ZI2dVGBZvpHhKD0mDLmArGyif.UpYkX1Nn_rjS8iIpPupsqappwNajYJDvjmmISfuD9CbC_jnQ1uz1X6zEpuIhupEGj7M0n6pNxKNMEo7PNGC7P9M7EgW.e8YDkl9zjZHjr0AGHclhKhFbfaPrLH3ULBK6TIxhxFyZUFXwYa7imMAxCNK7vIcCRwwGmfDK6QCcpW8B7V7ZmvcIYayW0B4yjdT__sLuMbkBU.opfUNXose6s1qIkHoFhEuJyivCC8ZQDe1x5ZLNp3BuI3H7Po6gMiPoGjpe5FumA23dqSEm3ehQ5FtBAFsHm3nAPMF6tRDsLktNQSD9AJvn32Kc10XiUIHS4MlAuYUnulA5zOxeI966mbExv6EY4mQ4IsLmLkTG.mEcznDt0quqFNDP2G2xbK17JrVVZm2Kb5KY6NQfsnA45vGSD6tHFjZPWpVRGnV2FfkyDwSJnViIbWVJrkb.KTdO4HSAIcjwSx5ycdTeI8SFJWpMH1Q7RbGNu4VzTfPC9PRJg9t2jcCcS2G3DpsXmtOMofEW93WgwB9tGGUDHq00.2Qiv40MhoFqkY6Td4H8FBvwMK4zspFtqMSlOB6aIFfxCf8JHXXNQeSASX1w060kNanip_2rYkshFLal2FZCt5cMzLtrqvhMR.YmDBjwfem_L.tdnRbx.IRHgC1nGuQ4o3asuUTutFu8C.R4Ev7qkMPhgIfwWvk7skDhqWpRVGdCmD5zfZ5DHc3w32OxdVywj9u7kGEqdqe21x6fKU3RydnBSoykyTTzaMOp0dQJR1hmLeg9QMpJCeucRttsx1FIh99t.0mp.Q_qysLMLHb128kO98HWlI7wJ3ocZySz4dui_G6ZMn4beTVJ_gPOKo1a_f9vogH.P9lKZwd_UK91UNCjIffSqbfiOzE9gME9DHdF.MzrKtpSThp2QWAJ.24vFj6MuPtDWvFI8BujlDiFELyChpbZWdhHnT8Wd5p9SdbGN94E7GEoCdCOgSN_dri_dwVO.icLhINIIry6R8mNR86gOQZqxUqblPLOPgTU5upj4rcJXK6zhgH3o4j.GIOZpvCoznDJHrFeWHjIPWoXV3iOlCaGnynW68PSJmiN1puHyx7NltD6exGujR_fxdjiTz8TG2K7X0dlLHd4X30OlkUqxnlQYwOZFua5mQQIFLBV4uvyEB2luFwQZZ63PRJEU59PiI13g02b4XBiCow"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fd3e78ad93083c';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\/1250876934?__cf_chl_rt_tk=I7TgHViIg9LwnVSZmBfJdtsN8p8IWlr7zPcgMN_zVCY-1739202512-1.0.1.1-VJHXdLAxTcIX0i08X91b1rcxeVA6bmm7MnwbvM2HwHk" + 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