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-451009078061.mit-edu.top/post/3146825907

  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-451009078061.mit-edu.top",cType: 'managed',cRay: '9110c50a7ccd8242',cH: 'rrA886NLiCKqtLwXC2xyyvCmmVnZ.qxgivdSJSvPm0U-1739407254-1.2.1.1-nY3Y4ovuAE0HHa_sQlJPFtI1OuVjoZhZZSZhV7_MxzXt_dwYgTI3o_cmbHY5fLAA',cUPMDTk: "\/post\/3146825907?__cf_chl_tk=3DOsWpRFqZMD_PZ8Gzt_Flglq4fkKQ5HtskeDKuJM3w-1739407254-1.0.1.1-xTYg5YWTlcKs2Bn4bAQUW_8YBBr5sNYnrbvQGTuC7YA",cFPWv: 'b',cITimeS: '1739407254',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3146825907?__cf_chl_f_tk=3DOsWpRFqZMD_PZ8Gzt_Flglq4fkKQ5HtskeDKuJM3w-1739407254-1.0.1.1-xTYg5YWTlcKs2Bn4bAQUW_8YBBr5sNYnrbvQGTuC7YA",md: "FvDkTU7CXQoJUTOBnR_Mm5VZIDYi56XGFpU2epeKtb8-1739407254-1.2.1.1-45v7XUV86wob7nSynGpWFSuohLdkAgu_BZm4xNEk2yYTvwhDtsxF2duF.e5RKep2oc1LCFaVdlR2ip4A0CBrbjmKiKG9MzNo2WU6bk3DYr6MFpIZoiUA_Bj6qG1MGU5ltqFcOdXOFpYe4H.egIScX7hiZOf5I8qEMY5yEL0tgvHSsjtFE9ivTRjUkRlxErN5csTmUo0Yw.F0mRXO2OcmOAu67kjVoUT4OaOLnIjgz9Wd9WkEHHP0xnQObVzkk3Mema4rIkZypGSRt0gyoHAFmXfp_swT8QaWg65hcKHIfTV.V45lf3.Degw1WKC6IsKKhOSKRewOlHCyoKys6V23PucUg.eRyvVmZKLR1.a9q9DOXWU0Sn.QOgmia3MB8yn_2_lHU8stvY0xj7weA3lkVyfVcEwTMlv_mFdCwNPgLwZUijowVZ.2_YojcxMMhwzdoYaEwTRJnC6gcgtqlpuqg3TVHWW0HSyc7BdkiWtcUGTFqlrvx2UT1uV_2ESvUUUJCqvp8kCzaE.UkbeWkvjq6jzBdVpLPhmlTd75DsbRw6qIhFyKgaRIg9_hklQUH_gEmfjevkvsv6XpOj5rtyp2cyTZ6csNMf21fs6mZ7HIhYq1DxVUSrqZfFOM5VMd1Dsb9UZPbgt2KCFNVzpvqZtLQzx8KXVcNaLUMOWzhO_LFzxhjHzneEJAUNSshsa9huUT21lld7bkWeBG7YkVLGEd2CE1wH4tl_1jtEG9g5dHnI3QYCv655VnQ3J5SjZVOjo110WVsLrGLv8es9iALOjeTJy5d6xaoLDE7Seg6md.M8iLlb5Hz5TAXj1MP0PoXxwSIGJMJ2NIAG2CcbnEUhh.xfN4fZ9Bgpi8FSM7PnbpZjOazYS2t8.aoClnIvwHtCO.Wkk..HHShxd2OKeDKSOvV_wD.Mzl2thX9xsj6mTbJhhSfWcuI8p1gVp3h4bI2HQ7nDfX_xhHZG0ofvA.HYpygByIjedAqoS_6.xp5ZXcETCYc87p.dRcKk_w2Fa1AWJlPRDYYGZtxfgQAUXxNvRIirqejV3u3c8W6R1t7LECtRf8U6YrxNe1DgRnQDgokAPXc.0lfa0EoCbq3AjA8oGV.6VNNqVymYq3eA.LVwM8f1ZThWrAKFggfIoXwgl1YMvwPuz6J44RIFtG6bh0gXsYnPeKTjYo3yWF8E7WDAHKabqt7u0KCQ3VxwW3CDBfJm7FWnRW9kXnvKByftxxERKA1JP0gGAiNJeL80KCrRVfC1KEzNoKuMGZp7f6cCcY_A67m_6AX2o5az0Dofh7RFlUGqEU38D9FnjcY1MN75asfaJNMJlYmOdp61FOuR56wkEytNnak.wkXzpP4jG6TQra1ieaCR62uwOU5aNbWJ.cgV6bwSP.0WpjZg4Su3lNJCsyCHt.Fb1lwWQcWWvTHxGl4nR2XIIE0GHyUaudrun4Yy4TLqC_dXBpkhtCcnU_NIZl8VGShJS3Tzfd42zyy_Y9dJvNRsvJKVrWWstCeqcoCoEql3rLwx_kIIaoUc47PJODb1a2Fd3MJNAWSmNdXnErcBfZq57LuPek90OiEiywv87Tto1Q6y1JZAHpIPtaPta03HiR67iykqvvESLQi7MsFOYSzWUDi5IA28.3SEbcm9PUIuZbeD48DmdbHrCoT_Gw9NIiqQPl9rrg7GrBsAilGkcsgCwC09fzQm.bqHUyp38klyY3Qe_xzQF8ch5CWz9AzoEcvs5tZYHzlsCkFYtGt1vvNfq8W1ftOQf8rmkZWKExdvbzIFiOnmgmwapLwcXN3GC_Xpns5E0Ke4BuMM.t4z6F1E2NJL0IgIfDctUtHuxw.lhlnVRmgIv_Tp7hJbYqDVl99AGyzTJ5pZFQomS7HPOS9FoQJCUIfP6M3x7GEIML3PBLUbN2DcqBShbl5KDysW5AIXhKSvQzwBq391JCZMq_76R4Zvrk4GlB_jeoMZT8Iia2Z9pAPlXptNaGbbLzOrJgI92rdcTAAqyOriZ7mhB.kRdl3y3i7pmkEM2ZffvNcW1qNLgsaqaFBnDc2eyzre50lzSpGaRCsDorDQmu6HEil1wDvBxrF2E7hlPE4M6jJDK3whRW7ACfqJOwH0kKKae.WWHBHoosWkssLMHKx7ZgR8SBJTGuLkOX4mZAowzHi.VIooncB8NoTior17Zp4oUAFTdgM0SlLDnrAyowOUjnROu9QkrE.sA49I3RCJzWfmZq6o0Pv5zoQXRDIwQW",mdrd: "trzm1RpyDUc4h02cCAbz82ewwfd6jNg9fDrf1BCfyZE-1739407254-1.2.1.1-jLV7lr6yi.BHP2LQLyDYG9ppkizxt.wvtU07RjTCW.gDyOLLbEebLtoIAFcgHqZQC8fZrt_e5sByZ5FD1qldehYM04tKZgs0hPdCvFli5YvDrO9zLrk36hju3eI.TqFtJUdaJVOG8yXqE.m26J0prm9m.KHcNCFDSeBUPJBePZIMTL3OLILZncoOmnj2KoePUTxgi.POVhceuYmgT3qdVUhc_U5DWkKRtVDvPgubTT5zHp6OJ6WwtrDRxOSqnyn37afP1eXk5.ApMds7HWK..k0_sq6Evcx_O1ZfWek1MYN_yLsW43q7iRZ2.84D9RCLduBF2.GiVSwrxU5syUVAw2OfzFLl6InPpHyhyh2BDJcIGfJi540DsbBEOYDRAg29S6be_c6fQpdIlDmzPi_Z2rYAEKcP892ZBrE01JPSbOSOu0GpVTbd9nonRhmR77KcBCUuTqDOR6rowUvMM1oRrjYEMpLmt78tsAH0YWwuHmzKtyUZIcUA5lx0gwZF3Z5KH9qpqZOhgTMEJqFKqZRqS0jz0w0VExsz0jT3RGWg26aNXD2ZmWWDiO1dYV0.c6XLwydYfqR.lxFsL_rlNTH3FDWStICO7WvzLS_JzwhYqeXET3zs7EWpwksjP6JOQC1Ikijos_RoCPJnw2ztGJ8z3b87oGhRUa9T3Lkg1okXGtX4drwHeQN74SNhphy6VHALsyPPQ8XzagvVNYBEZuS35UjZcpNyp3ABnHRlOAVmyMFq1X5jvdjTFtY95aDQeCaPOW1MKVc5uFXNSgIa3E3HbC_aCvxby_93DLQMF8TRNiytdEf7dHV0enXhE71x3JgygwJRmsHvURNU_aQJt0ndW.F5I6EoUQs.zUfrW7Lblh7c9a4vTblDtkrtvVaZsBOPzBrPmt9oNLMmKYIeMsXUzpbL9lBL66vK4urAPcvvRaOvY4jNQ3k9OhWEzoicT77IFLaB07F02HJ9opymGg6uv4J.DZL3uw310xAotaDC9MqSg8dMH_hYFhopw6.vav9IYPZ1kBQvV.I2QzGpzCHl0Vdvht0C4uGVdEARXTwbN9qJzNE761esJNBWIav5.9d_u7FKgdwSj7e8Ol_KCd1_k6cO3EgR26KWiIkzXmbwVV5WNBPHf_I2EC6v4P89yXYrK575jXrXE_FPUk.IAdZyXf7TyPVqwGgsoYKSAWilPAf9A70vtONcghB45gQXVnOOJfWPVWGzLoGG4aGpIRbUg.zsO_3kJzHo91K3yL9VECVUzgW_hEWzrTFcOFZjMh0UyOqBj5_9K7tk4DxklZJx8VXx21U3PBqz8d2iExHaH.wogevXefARAFIIuwQT_nVIKzQsqDgMwqdt3p56bNQzlhwIn6DbL6LQbeM3SE83AN5mHFM69YVRBx8fFXgpx8TXXr_Qozh63NzPo0nhE1sblCOPtpBURgQt6Y00wEVk7hxM00R1UnchDmffqKi95oYzBulF98yBjF8S7sshWG3axEJIeqNOlutVYk69DYtAzArOI.6Wq6g3ZmLoscmLCvGnH3ItLFI53WEqJDliHY4oQIq.GpVxhqtVFzUNzsr_LwHc.vpJdGDqs6uGD0X1xD9r9nXwim1XTGKZPXXzQ.q7B4RyeTt.aYbl4ZzS3zLjJ.32IHEUUsqMdcuYB8DCgkC5anz8etHY6ZUTXQZ0WdWRk07dyGKrolj8D5X3Ec6JM4n2YT6aHxSfU1yNh3IY2BtY1eyCte7zaOYpiXViMXIZsONJCf1GgYlDx_gAX6XrxNATmvCyAtTdtcP0ja.gOTLALL19FtTR_NuKGaQ4Z7CGo0imLu8X2RFMqcHWPG_HlCw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9110c50a7ccd8242';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\/3146825907?__cf_chl_rt_tk=3DOsWpRFqZMD_PZ8Gzt_Flglq4fkKQ5HtskeDKuJM3w-1739407254-1.0.1.1-xTYg5YWTlcKs2Bn4bAQUW_8YBBr5sNYnrbvQGTuC7YA" + 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