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-312241503283.mit-edu.top/post/2315940876

  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-312241503283.mit-edu.top",cType: 'managed',cRay: '90f7bfd49f7a0808',cH: 'aDeDUkpLhFoxSP_sQr.zBHCAhkx6soWib91T1MSXl7E-1739144896-1.2.1.1-RF0xiuyV93UTSWrRZ57LwSJkE5WAZpkJb76SXqhzv6uq3g5GFOjWAn.WxGZLh3nR',cUPMDTk: "\/post\/2315940876?__cf_chl_tk=Lqx.LLRaFc7IG1ZVczCJGR9kijzXzQgryl1K3jU8j4c-1739144896-1.0.1.1-CswRdq6LXU3t7xHy3db8yTyQiws.fkPIiCGUKA8731s",cFPWv: 'g',cITimeS: '1739144896',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2315940876?__cf_chl_f_tk=Lqx.LLRaFc7IG1ZVczCJGR9kijzXzQgryl1K3jU8j4c-1739144896-1.0.1.1-CswRdq6LXU3t7xHy3db8yTyQiws.fkPIiCGUKA8731s",md: "X.BeKkYracmCQ02Z_hTVc.VGqWMvBthemsRUorheN18-1739144896-1.2.1.1-N8eXrS5g4qZ8QO7AO4TOpBpzQOikK389BTqZLKRyfIxFg.XPTyTnOHTGJMMQiSgKiNaStcEUQ5dEavJ9ySNN_XqPl4Y4WSS7Ky_r2szCTW8a6n2oQ8Liydia2d0u1pSAXcyQFJM9NhLk8g2r.vQ_A94AWDa4wmTSbLIJyhdc8eONDYxT7su3Jw6pPFl6aUKKrYh2ABp.wvQoo54zpl0AO0ZjQq01gV0Jqtjk64TyqIXgYaveRYuSIqBQ2YNGHGzFdUw31.Pb4IkU1sRnZxG4cJHMo7jjMfjjFM5NrUhvYysDT.c9qgUSWkWW8hO1Ra0cKKAeT2DrXXMJyyz.FhqEN2z8YgwGcQG3uM24_mseqQ3j6mFuqqH4_DkGtj.EO8TBeBVHqhB_NaODNgqYDNWCi4takjxB5bZidPaMYjXxR2AhIr17bTlG1pMJvt5psv25xR1z.tRvF5hBlGu7hSNLnfkLOnrZpIhXW8A8gKmasE7_EIfiCoNZv4w8n17HGbkjc4WHrJj7GXiRoCphJ3BC6M4ryUlWpXmMfBO3KXX1uGT.5X41AGDn5SyFmxSY_ImIW_NgqSsz0BfI2PyLayYjL2i9nc7m0FIKCn783eX.wT4CP40i5ndAHD5I6o.L6B7s8pS5pWMdREJYCqlFqZ5odTDFVARAm91A0AzgQxJB_blxAxFQcrcVbGQna4HeTy9Y_kHWFvDTggfIhET46lOOKQUZc.fiFv_.WH9dKn_._n8uAQXxRaQwlrpXP.e030XuRDKJQlna.62KEO66cPZAtaLv_8d7ALI2UmpXhMvvcKKdnAFykaMq06pTHInBDLklazKqNUciUd38EYskMJzq8C2xYEijUhDPMO62NCBLtWLLNTwcXu.6Z1ddBF16HU2_Wi53o7EytRsIrLUtFMQWrAyoDBpHIe12Ku2x_0QqgLK1vjzQ.ipjZ6rmtQk92AUWjNo9wRqCOe2agUsEEOTrLf_fYdyhMlzsRczOuuJcY47p_Z41v.qR7iWEmbjLVWHjHGC6XMR2rLxp2coYIUV5Q_rgvxpGByuUHt3EwCTRwkxWPV3wOY2SEMyoj.QVa9jbbY4c4DhME0Pwds8jISHcDOVVdGNhcWkaiSFNi.AP_WV2I_h7FrbMPjpPglD5fT21Y4AGfMFyHA8eELkjzD.tp0h1AjkjmiyIRlelaIbeuDGgEECQaw1_TMc4XXE6YhrYvueLEmA0xEmqWBwOgA8LUW112Aj1hxd3STFkv9HHaUWRFnyN9ALAjpNpnovONFwypzwo5NFO36KAmr_GVQLuoVwMLs7UcHHqlLsyjsD5CXvx0G1pSmQmVduNa9OAV2_i3INRO169elFq9IZeojry0k7v1gLewGRoQq3.KG4Yvl.pZIK26JDajutt4ec0XNEva1J4434WpfUnRSmxCV2GnEhP5ZSf45ViZsNmXrD.NYg6XO6QSBYqmqVBP8m0LFA82JZ87XqpVcrJllXF.HIMfNFcq1tU8offTPvN3qlVeZa8SBMD5Laj.eHwvSTaQOx6hMWv_UzrsBJk9lLKzCdBeQWI2iCuxgK0sRoApMCVBLYsibIF73MLqPNleK5CGl723Rmr6td1tMWbCwdSezf8htUOME0mWphgw0.5pLWaky6mhwtj7mtcPdFXW_OcDb8GlEfLnKefeF1aQPObpnA518030yP1xInBRNcrmFgP6u_DpNXUqgKz6BKIJvlAoHK9iMvXfjHjZDG24EFK2LpkK2E3EuCtt2pmI.R8JR0ioBC.2wKzhnYE4XjJRPgr50oXE2ppvXHChHfPX9NcIKfpzu1gQsEu4ZDlhVMS_r91fSs_VfSG.A68SThyenuWDrZEuj9GgOr_MjAxaRD3sgWg4CsD6ySAQmZcKglQM.6SCCJ4ntknnYMpcpg_RUXo7Pgq1OtAOSkcuuxwn1oJHoFftS7schIhwl2sutqSX9Og5qg6VcPERTaXqHbsdBu4FSW9qtsNARoYp3.iH7vXer5gDIHLWDgvlOdda6e0TCWjOz7sci9SV9TS58pE2DuTZuy0W.5LSD9meRcD5pXdEnLYyd7.IwlNyFzvV24Rq7dVuQ_UvPVA9sPePvD6X2nEt5V9FbDSrOLArm95VuCMwP_X5e2.rdUN_NI4h1lpKHItCgtEOz4.mTxTeKRom8J.XG2JEzqLvNh3J6Qi.Je.891rilDmTlIYH61NP2LSG1tXJHfrVWyxTBfxFpgDpZ1T3hrg",mdrd: "yUKFIr9bmqWSPUNCDX48sfDtORxJDo.sHxh4gzoAcng-1739144896-1.2.1.1-VV4evAsU.FexGgxQ1ZAyMm6C1FOeIBr3i4VrHtLU_6ICCEP5g2wO7O_IrOwZHD64i8QG3vg8Ss5.kt5RzOpC1mDxNsld9VEf6InjWaTlnR_aDeYy3bdI6LwxvJOZtWkyyhxGdiFZAofBSo8mfN5xLmBnRMTFJ1MsSWV45RepBl75.h46QoLuM.IABapRWeowO1j2U.DNL0_LJ7ismI8krxYyUEJMvz5ke4zWx955AkNB6NW04jCgmHrOwSTWx2xoiK6GnxohOvp6ElNvmwvhBvrfD4j5F_qS0yUH3eKCj465Ws877rK3xAVE9Oe83.Wc7aAdF6eWARpugCruDn5M66IM8KfQXzxRzItXhvFhPw07G8d3Is1NLCcVB4b646697Qu9l2V5j427RSCjjQNXLgGLtgSZ3NQd9yQwnBWG4FAKAmuVQSrMDdLHgKgqYH6UyfpwxpEwQioP3B.58nUGuQfkIJ_NWfHQ7crHi7vaG9z_AzeTao649kp4t2NZKEfTadO_csz.R0efOVO2UTIl_qE7FWV2UGE5YeyhEVkomkSJzgYJMVIIUFm367FwuL0nN5BKdnoxuRoW7RZWUEh3xBzRIklAWVzsAaYiBKJ_XYDk06l8RBx06tQf6qoMHxhrFEmd6EzJGr1x4b3jq7qeJEHd_eT8WmoY0IIPG9t4bHCUVpMNwf1piX3bUyNqutHEH0h3CplvKn7f_iBWG_.dix28YyK__JOKW4DUn44TMR8j39hNWTGv2zdif7zzxm2y_nZoxw.T59BHnz.QMQChKWBd3X6jizFkP_dnZrae7GB9H8QgkTB0ADEmR411g.PnaOJRwLeCbknDpAlug1uWX3pbKk8CEJzf5hhUY_DvHrM2cVVZkvtXIBo3GPJAhU8i_uWdNDoHM63MIO586xZ2.ZJ.FlYolHTBkv5IOUAzbvn8nzuXyDAqaLSoe7qcC0y8qd9wkb3B.t4PI4pvRtO3mc8T6rNktMtL4KyNdn8uVWg4LsKDSh9acaNVKQuddmNMwdSQgLj.VvRDhEjkOqqZhINefBm_CiTT8Z5IK0QdGbV11XCS9jgECREUNvOK3D13z6bpJTQwQ69WogQJA5A2rf3REa8nP4ZH0SxgSnh1FhUSD1WMZwzn6dJ7R1ZZg3nAF5ojSK.PoCc6atckisE3PujToHmrEjH6siCE9ie7wIwFj5fJ8wjDPgvm00OlSFJQRemmX_5i13jn2YZMpRl1cz5prLzdELh1I.xYgbzQZmV6JA6RxSmCCL5Eop9qekMYDaYOsgqb8kj4N8usXVioWNueYXG7NcpbwDqPec0IBA1YLfwaT5ZNLhe8Z3x5158GNrGTG4DdxpMTBhBG6xdpOOg53YAnqZUp5rUS4XPJuXqYYpmkwHN2PJcOKyNBeLFPQXnIstEhLyicOiPhovvFmm24WS5Kgd4tLWHNMXNxFGM9AX5wiO.BY6ZkScYvc_FQFiELyIU2WcaxzxhcSv6YDm2eV36CXkpSg2zJ2T3FvVD0qW2jw_q4b3yWQwESJw6yZhDCvpXjT4dRZ_laHKlP58UInIiav7EJfVAQN3HHyCSbtF0TklFsKxY65DMlPyDAcD8QveJKDIyuvRirfOsGXgZhUg91nhbF5mFlWPjygsAFfYiMEqx3FkzN.5YQT6Nrz.MWEx2d1BvuqhG4EHTRHgfifgSjmNfPdVvnr54_FuFAJhKhFtJkdxOupOhp.9NsraTqQWjk49Do5Z63s4iuw81yc3Vhp8gtTXNOd5ROPE3q5__lUW4hxd1wTLpW8ooNuZxh6_UNX6Y3exeq76NKrp996EcuEZLyRbEy8YDGPDM"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7bfd49f7a0808';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\/2315940876?__cf_chl_rt_tk=Lqx.LLRaFc7IG1ZVczCJGR9kijzXzQgryl1K3jU8j4c-1739144896-1.0.1.1-CswRdq6LXU3t7xHy3db8yTyQiws.fkPIiCGUKA8731s" + 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