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-022742350557.mit-edu.top/post/2940361785

  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-022742350557.mit-edu.top",cType: 'managed',cRay: '90f7f8f7f93bd6b9',cH: '72Ia7L7AcDeYpB9y6E.2unhh.CBqwOwt8Ec39K7rWWg-1739147237-1.2.1.1-n6ee5riAeyOF5JRuQaoalZmGEf1T6rX_spoHqbq8kIfWiCEXRqsUlKUxtQTv_LTX',cUPMDTk: "\/post\/2940361785?__cf_chl_tk=9yX7hSI0fqxjN7KdEBYK8fsRIR9DsLJcp1fj1.K9hno-1739147237-1.0.1.1-lNXGlkQrEDr6k1W78ChAiQ1ZR4oZWM3sKnO_gZJTx5o",cFPWv: 'g',cITimeS: '1739147237',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2940361785?__cf_chl_f_tk=9yX7hSI0fqxjN7KdEBYK8fsRIR9DsLJcp1fj1.K9hno-1739147237-1.0.1.1-lNXGlkQrEDr6k1W78ChAiQ1ZR4oZWM3sKnO_gZJTx5o",md: "Mg2I8zyufC_dxtLzvVVNAZltIyHUkiqbUQrh1_d9f7U-1739147237-1.2.1.1-SrNrzE4B9ephfxgnyrcofnUWlGXIgxMOf_IaG_PYAg3nx_QifmqDq5.4ap1xZUk.ouBH.Skl4hkzZvSwGtEsnHBpyZdATwd1.14n4XnYUuiFwUSvkt3GLkTluqVOA3RlvmursQy8hFt1fETN6mbU72wJGL.H4TDmIR08pQq8OQ5yu6Vj5.03AmKMFxm5Kd87o4yfd.aea77EUbno2xugzFdTDEhDTgvgm1w6pljktu8QKMZQ.iRAXzp17eL0L1RGLhs91.UXdEOeRIIPOeBnmKnwYy9XvaWUMK_2lpHHJuPOLdkANjvO3EVNZ10lppx4U2Y4R64pfhdfMuPmdqz98CC6WeH1Y8uWpbFyQoRALr5h79G0TBFbLAKEzuduhUYC8tn2XTyNI0jL_HU.wFQYIEEpx_WILdGcXe7FgxhZxu4TzXyULmWpLd6rWTB38YMca_XDguabWkVJ9YUXWCbGrfwipJhIhrMTgazKNK_h0U1ed2fyO0fxWZBlSw0_6orbJxDoEV0GWvLBSIrBYkY.y3TuHqH6Kh5.CAJVxWLz6v2R_VzWDONUwrubMkR4cRLpm0rR.xlBfF0gevdRCrKXXdfnDu.L5LozsmHmOTOLko4yYhiu.WfbIEpz31K4NT0HDLbo.2GcqyIfR9mVueH4nMfiwVTvEW2ivR_O1kbKIsSnC_t_4jnxY5PD.CjBnIWvCjWFPSA4VHy1TX5zeSOZ94qX9.UVUtLax4cJtj3S6D6I6WKYBromOaGNhMGaHWdb5Rbj1Pdbxv7XwaTdQbI1r.6AexNkhnrocwiO6SMaIoXDHA7rWWyISorERRNzqTFIEsjAR0SkKACmFTXtvATdtw3oTNHjiU8MPG3wmkKmtTpLkwjGqZDFjMjurvjhftK.gIqCuz2RQTkCZHUxUpOLgQY_yI9fbFRzufYR84SpWqMl0VhWKfm83kp4iYQKRl6mL_jZ85QqRbXMe.bKVlze8kIFi803_ZpyD0xiC86WxQ65orKWIG9magM7wKe_O3k9TjL5vbiBoujrXMfUhHmN.nruVC.gOWHAWkweCdBKmHm4PUtDLSaiiFZFyxQfkbeHZ0cQ_Scz3o4dKVgkKIEd9oRbFfUqEBfq4EN0qHqNLpn2OBMpz7zt304oZPrue5FEVmjUeMoGYs6M20kC_a3y01qiygfFj3esO3n7u.QgG3FQeWqmVOvS8uX2wYwA25OkGQ9r_VR1i8Zr2RA.xQgLZoAru1V64JLhbilh.MhJUTbJoukwh6uG26pJYVsED47yxzUQiPjvWOk0QMuzl5o7r5weOOVHe5LMQkbYVQN.jjyJV5GLHqdWjkQ8d8OzN6kR.AxsVgakkkK6yetxasoz8Hp15BOv_trIhbQna.0Zhjdz4BIJJ1KmkIpqScIj5Vjf37CC_PuRR3DbrHJ397fq.qUt8y8.UkgUGQSNKyhCyvoW1G3Njh0qHAvpoUHNx1j5s13GbPA2eLTQGW_niDMA2NgMTpxpSOmcDuOB0a8z_ifJEiQZ1AAr4NdsU8JvMWsmqUDPwqIHdtDAzolvgHQdV1iuWpbdgHZD5KlMM7QMSQO6WVg0XCk4pVUV.I9Kf0fnmP1fwUZ_ypgGfEzfJ..15BRZSuEgJd4_vCwOgO4pW6Mx3QA_k_UvKQji6tj_M8Lr14OnOl09baGeMS9uiZ7r3LtgJewxfmNIXXQK9F85SXriIPBSZ_.L.GNq3kzMttsYuN_UJ2.Ms6kEhZspNXKvSzoUid8inaIwPdaumLNvwfcPnPj015ExFRczfUSoq473bcloDSGz7L_53SsR2Ywj.HqD3AFEW_CNWeaHzAoeU5scFfOnyntNoUi8n7v6LUBOwNKC1YtoE44pqNsvMkmKpTeNHO32Slj8ovAB6mIVyuCxDjBepRjjyku9GLd6w.0BgmiISwuS61cZUZDqMRBouTb17rKGEF1r7ZR7RPDRf1jpdf3e5s.X1vG116IUI9J4.OzW.G2JWkDn1tX_oG_tnJrARWWqrp_0wOAfnK6vwCoAKD.VaMSXwB4C8.sx2Tu9HDTKkSOfVWT.S26hMA0gnOpmHlwmOwuoAT2UovquLOdTk8QHStJTMEH674c7pMiSxjkRwCr.5WyjwC0H1zmpk86dN42fnnBc8_dHpQi_nPxcuCyVKAs0H4VjFigjurGKK3.fL_4lX2got2ANIfnsMvBNClPzfbrfGJi6MoWuRFMvUdTntE4m6LBozvPATvDJ",mdrd: "gRJ2i7lYZG9TuAwJdSBWPKVM34HP8YkMf7TcnDnFe70-1739147237-1.2.1.1-dRYjLvqShipwmY.aW59PUUBPfenLuslXd012YrgYI3a9DCJhK4URl_B7AuytrJTBzOeWfA693hXNffCc8SuePdcywl4qQjmEWlJdgz_EYRxyA2h_TzWP5zygkcs5C7AimKnDtaiigqk3XZ8rUwx_EVfLcx8U8Dt4qpxokdmp42tqBCLE2_PCCt.R0zcWObcj2K3BnJ8.Qhwso8kijDb3X6FFrvgDJQAKlZttX1ss9HApK4kTTkhfWTtSlHN9rayVpJzMnXBgv1Ahk8s72MRaVtDcI5QPNkpVzZNqmzZ6JJ9Cknq4ptNr1aeJ6XuZaPDWtJQiLgEhutksRg3Wfo1iMJyfEHTPllqWTfYfi169ezlk0cYWqmjXpEPUgGFcCfVS0nkO0MUHLVc54NCaq9WO3HcqKYqLXzcvoN9o_X9CF43_JAjyhdqiJuybVq86WRtRw6GmCMkVO_gamu2zqNkjacITaZ.CNQq5sDi0TeKAMLxAbLggCM58wecwIbF1ROjB40CFAdsKWF2zWrK4S.vm1KvGNIr61fP7GaRSk.w2cLfUc0C0O0_2dQjEWWn8tzwaSB9yAfTCkdWeA_nRSNNzRkIeNbYtyqKstffRSukQlgHfOFsjera19IU67H68hfJYqNBc809JnMqz3vQ96UxMn7hcyaRlgoXf3qRtRqulQHoxG2Km_T9AXjm30FtRTyn4MAR_p7ry7d5ggOymYQ7_RujDbL4f7Nn4siVsak_SF7.Akol.qxnVrRAENtEbmaK0SuqMPs_dem3KVqO3.Fk5_CK_7.i9GyLwWB11R6J.R13C10BhuBaJ91848tiPX5xb0r_ainh9oJktStMkLN7cBlwe_gxgmHbcxrb1m1dL9kF3KFHz3kYrB0Rb21.sUXdNwivgVBD8VHEK7WbOjDpjq0FJ1bztbiKabszNOHm3U_iIcNrKe1C.8Alm3Q70lHYYJQogyw_cVRatgUCIqhxj.UBOM5mYwS2PjEV9a7bw9rE8HdP84YyG3aLHKImid2Kkb8ISfIy5OvVHhpsriKlvnCmlQbXF0RPcb3o165Hkxf5GPyFa4Hb0_HWNBg3vp3EDCLvJy9t0D9XQLYD1CIn3v7x_UucyXtoMGPn_.nzYMVJa2gcDaVwkRrLJQlRbb0vKJuKnXOcXCsTgMeBZbz3TGnhjMFBjq9fUmCgpf2NzmTXNpCdIk4EQzJrZmsLu4eYUo11qNo3t.rZCVLXLTIa900Sucy9zsNlXtIMH.gPUZbowmvAn4pD1j1wAS5tA732drGnjHVJadPO.OXttkTR0qwTZDd5sBPSxZgTJBCxvcm5XMaLPceFdDnyDNhP1ObHv42XJVAvvvq.TBnVz4vbyVdnKlBv4qqmYrClC7wGZmra4a5.ReL.J8HbFuBRNbFmYrcabCGxdT1jvjXT8hSkt5sABxPw2npX7jxSTXxOpS0FXMySD3Sn2EmzRDEPVkH6GULnO8Jc_XXkB5LenfqHzeTFkUDmOC63xOEPi5TTCA5modinksqPcZk5EAsJqDJ.CJ5L6IvSaStFeDhnzdTSfrEE1GPxOPfefPDZijOBFnndtPMAq7NRpEERiwxw6cYU9XK4SXaNYG8qZ8Gf6qgJQq3uj_XIOyaIOF7.aGoTnslCdO7kEn9Xtppzf1FL8qCoDVcm1wFb4hfUClqUByUop0aaZd1PIdpoZ20x50FxBkWEGV33PdoMJhvRD9KoXBkiZ6ayYLKswGUern._3jDkUgDvMFV.9PZ9cHm1yYXALVLHwM8rMJqigL7VkNYOYYRsKwKiEdLhRTTbZPXsl8LlCi9rBJ_ljbpNwmU9lGa2PpRM"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7f8f7f93bd6b9';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\/2940361785?__cf_chl_rt_tk=9yX7hSI0fqxjN7KdEBYK8fsRIR9DsLJcp1fj1.K9hno-1739147237-1.0.1.1-lNXGlkQrEDr6k1W78ChAiQ1ZR4oZWM3sKnO_gZJTx5o" + 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