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-392839062549.mit-edu.top/post/1496205387

  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-392839062549.mit-edu.top",cType: 'managed',cRay: '90f84b5d7a94c587',cH: 'tRdBuViFdZDA5l9_.x_igjCU9JK_vcWxXEiJqwGDwSA-1739150612-1.2.1.1-ZD1o.iSt.bqLpWBuipUcK54xorm36U6j2UB5n6Q0TNKeZMjhxNX4pFa.dT1skxwA',cUPMDTk: "\/post\/1496205387?__cf_chl_tk=61LLWHG2du.234B6wa11y3p_tTR3yNiVBuAZt5_Bbvk-1739150612-1.0.1.1-KeF3_2exD9cJf.iGLFfDH75EbOcPdvm5vlP3bri78Mc",cFPWv: 'g',cITimeS: '1739150612',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1496205387?__cf_chl_f_tk=61LLWHG2du.234B6wa11y3p_tTR3yNiVBuAZt5_Bbvk-1739150612-1.0.1.1-KeF3_2exD9cJf.iGLFfDH75EbOcPdvm5vlP3bri78Mc",md: "QSnB5LBQSfKBL2YXmcDBGpKdUMM.MVSxLTGSTh6Ru8c-1739150612-1.2.1.1-0Rd_2JnpPiI9PJr1TMBjeXr5xyBBuauvwWJky3AM2_lmIPFNm.DuhChC8gilqYbcn2ylEh6nCfGyBZjIWxzWP2_SgTv_6UFZAE0H1B9DKyNEdXRfZIDh9r_w3iUD5OtDhMNGqhpb8vVB4VgDQehFwOi5cOsnk6lqSmyqO08H3NvYNG8ScjWfwHwWQRPwTMC8GFlT9vBcCliWW2Tqr9TNov20hXo9Gr_sU.YW3FeRmW5SpXLfQQkS26dTxl7N1s91iMnPNbZo_WeaLtzO2DOOdL79MY9fSSzg_iEWBSz4DOgDdF7g7qHo_AMZRHAyb6FgsFi7df81UACNDD.4T_zNXMG0l0LvhUxZmD98qYsc5KACbraD2nnVDVigvcb42PcgoqPzk2nqLvIkJbf6dL1eS76xoHB4PcR.5GodO6Ed1S2MVqUASsdGjvfZ1cXcZ667eZC1Om8vmw.EcrWGSd3T5eZyQEeE4E2QV5uZ6Ay3X3bK2goehF8I037goLP5YCK7BgtwrL4OUms.rQ9RvblAcSU3yMCrvgLdv6Dn1GatQ9mGWkbu7w.HNJHO2lNUIdc6Drp9a7i2QZGg2camST0LTCbb_60bA1yObPfsbyMDwyRCYWohx0p7tOHpTq.ThYl5NH_0_AJ3J03lxlzjRVcNsj1Y_Ab83A5tIt3Dv0t86HRUWkPBYOcB_BZ1N.efz1uldGBrHjz8EIZt5EBFCUtSv9lUalsX_qAxxTdhTsBleBAUbRoQc6V4YxfF5zRp_ympw5LzEIHTRjngybxRIy05OJcU30SjVtrEeCaN_ww4h9afMxuaIMdTYl_8puURYP.pSfrWytXN5xz3yAHSO_CQPQqpOb_CuOO8.SSp4c7ByAJ14gOCCYmmJ.OnjHg6GRfyzWc3me9Tgfo7KAhXE5Iayhkc2CXieAUyviWuFiVRcuWuEyABPbhPcXeZgwrn7P5S1OHEtYuY3PATrqilvAGLt_PjQxEb4NKV94RI_vbphEp8QC0qJdlAy9_Dd4jYnCBPD034tWTEOgzLJvbEe1ak2FEUP7B55El0RUAvx5BXdIj_6A2Ina8tvnJOFQ5wBYoC4GyAzE6GOYZmRx_wAb.CMQpGeoIDra7YuQw_h78vhcNX7RPYx4kXet_gU6.uwjZfi7nG_mhwvKGO9U0GMyP7LcvEvf768QXKa32PGXNX8tcO4C3vAT5hJ3C0gppsn_w0wzL5xRk.a0wiS_ohKW_V4_SQFOsTROWxBdRnunWygAjWmMxJOmfMprJk7uwWaJqeByuGZYWRnz50kkwo_CAngaC6WcxMaJ0fJ8sWNArW7SOlTI7P33CeKXDpSg.6gbPnsZjBrIAEoOQUv129eKGwPnEK4AmObipHjfN63WSaANC7HTszcnAdNj.D8QPTPEvuFRKbno._hkXrUBmF1.C0_TxRgsKsLIyBp.wsBMB04mgrrpQFLAPazTnuXl5.snglDvRfkjTtXOyu7_1WLw0gpVSGskk1NR1roPINQS4RRUaeGgK2YrMh9f31C_1wrnKQqQseMZkbDeNX.TFkttt6P.UB0fqgoJnMcO82Gl3EPdlcABp7.TYuShCjMpF_kkFVgwFQw_riCpc6D8vDIZQ.D4aYNCql5D40J49S9CLKpZLAqLAU6.hpgXdMuhLpUYHydsItXHLBxCZ_f9sGYvr_n_L2E5CceSgoLr0tu64aIerOodNTZPbfTHdOKCmdEJW.KEe.jNVB6PJfIr6fiN0UUpJt8v9ZtqJxLoYzO2CLYYCEY7UxiyVJXI4JtAErA4guJLW9CsAGusUYffCUxIc0i0jvkdyBmCJFVS40AAOHVuHDPWEX0WglQNpgUG6k33VPZPpd1KTlYMhVGT1LuOIc7y4Y4DIkm77IzzjceBjzMiRy4nTgXkH_3QlFRfr72AqoYYEP6mZKJpKuI03QXtMepYext87kHkbO5PKkbEvriC8sGLXQBFNFrf9QeX3Bpv_Q3YZzHVawgEx6C2spv0jEodXUu83poXjj0IO8aABToaIfpQcoWs2962AGquXirRXjVDxEzuuGn_nYP44tf1ROwSAkVdvo9VT3uo_4MTYNxuCrLtT2V8d4zvQWPeVoC0ssl0vMr0pTGFIgIi8L0ZnwSDPOI8tFeYUc0cG.B2maqjWJWLhBv8LdryXK4zX4ohfuJo4VjTYlL9EaFs6k3NetJl412HgllpKkZ.cm8Nvth0r0aa3zxVAujaIuMd2VEWbu",mdrd: "yax5sR69dRpU.ERHvomS8vFp1RIMcv7rMqS.Z.kU1u4-1739150612-1.2.1.1-EiYsC9j6tUkrfmNPiOZPO9M6jtbaAlnvUvzp.392Dr7d27u.oAEDK9oEMcKbw7uga1_o8NvBGshVB.3scLqW2HOIXG.ioqrQarXDQzwGdHnHkBATfw1wTRudvXehF6_gbvXsAqWcTWnbBi_z7scVB84JwRt.FPvfkWSB7QyupOt0ocZ.O.AEyqMJK9xGsSHl53WM9dMFA_5bXTf7GOsj_T81Qz2Vo.s9UYETvFkIatITrvXAJTngyruNWaFjpUAyPiiSpYj3_UFzxd7y96W421XcgTfAK4VTDmpFSgAlDSBZUxDS6AX4PXfQclP15hcS_Jgejrl1wE8TJwvHWkHB0Jqv1ZkjIawrrJnMZDfwV_RlWcxnsTjzj_hlBFez96ARNe3oJvf6In1poOhHSl1tajK7eJ5vG8aBNTSUMJra3U.ulq0duQ_EVgacSNsDXpKXANL_6tktKJVyApVJASfPt7H4zWotTeCSbXIy9yAUGtcMsnQ_I_BPKggHbFILjswcRtk9XTEzsODomksc_9EF23rvGXIgpm1oZVHfCUFngoOkCfvwH5sbuVsM6smQHSmodGzSR8TJYKO2eNwvcXtXbX_oGDvVW9KlItvDXt1KGBNdYW8b0BScntLkGD_dkmBEUmo25C8gTGbXOs470XBOCRm_E1zyvdjI5WoatEkpFNnOzjO_p5Paa.vk3BJGmDNay0bQbn3PZgDhiYgrMRUkzlyD9RcC99ratTvhzItvvjuwH80qrBIs6V4iexE8guTr7Ra_IA7JvE9vEDOmoIjWoXhD3efb7CmAn4e0AHf7JdX.7LAxoMbzr84H1WK5gtpusj8oGr4MGKr9ezkEIiMQ_Ukobq45WhJCVsPEtu0X1dDXR2NY4bYrLSR2CjUoPjSG4fzf6wRnPfgkX9vrlBMjyhIavDlZr_vwVqfjzu4DE.GUDpEtKOHkKErV68GPr6j2HbG57mULAPKOrA80yI5eRP5.fN7vBZ0MxhkBnpOnn2OipW_qf.DZ87OgXd8A1PRHqo_CZeCPau5mn9pBgXrGRESTsqXIezwtynjjmRD2slnXgX2_GvMryJZEi_2xmqsBPNyqE1pNtDen4gYqpUDjZR6x_5yxHTtlXG3C5xN5gaB1Kddq1ty1ne2YbOCnyQB0yoHQnzUhrHsASpGbKD06v9YNwf_.v_PNCnIxe8dQbZpADg.Ii9J4YQ0m2SDUTIIRrx91S5wB3X7oQgv4uM6UcnlkRpCvUdEx8h1m5VKYnga5ZFOMa9hQVOGC3z1liXfMVP3mkAuHTFs2oy8iiN0UH.KBlPnKO_0zrXPrPFemfVs7JIBGAEF8OzNVALRgbGE1bW1QuDKxUiuTT8o9Rf3bg_R62bVPpk6FCmQ541n.jgQ_Dg5rFIceENq6DpFJrMnxoN08GmlL4g2zxEK2byeOz6TK_PB6CFym_A8dScp71DJMlsGKVTY0f03fzImOT7rJCxab.a_i5j8EVT41TLIHiTi5SF2dLWpB9PCWeSZ3SK2fvvkqM9lYVp3ySOOKSWz16aqDmGAPTf.CNk1C.BHCUKStvam8eQT_W3KAUTMkACCic.dsBgJF5xiKW0aHGBlSmMZBDNmfSyWpgFOycHt83Jjl0k7tKYTDEOPrti4.PLSw0.dcp_6VpvKbRD7WQC0MkWSeRM4X5pzQbcrsOWQgOTaqkkcBdFH4z7VC0hbe7V2kOryonTkpYVIPo8LfwWjKH7ayqC3RSxe6_0m8PLn33cg1oqXySQtD.uhk6OGWxj9.9jvx0cGZQ1wk9Hk8o3i.Fj9qEbEqDmZaGrYprS4ozZGWvdjjvSRzXbnIIP3517I"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f84b5d7a94c587';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\/1496205387?__cf_chl_rt_tk=61LLWHG2du.234B6wa11y3p_tTR3yNiVBuAZt5_Bbvk-1739150612-1.0.1.1-KeF3_2exD9cJf.iGLFfDH75EbOcPdvm5vlP3bri78Mc" + 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