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-212467477876.mit-edu.top/post/0863957241

  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-212467477876.mit-edu.top",cType: 'managed',cRay: '90fb18342cedd701',cH: '6IaglhuNxw2iIzsOLmapymXTzQrVW3GLHBHur1LDx1c-1739179973-1.2.1.1-WHxKcamSukPDIhQeghFyx5qLuhws3lprCZTelF6thsYONQsz64orxLTSlVrrxhza',cUPMDTk: "\/post\/0863957241?__cf_chl_tk=8foGPkthbmVdN2dZO1NXz2GqnL5TYNULlmBT8t61Jok-1739179973-1.0.1.1-TjpplLH7eCmP7r_HNQ2H95nJpeqyMXuhpM0l5EB6xcE",cFPWv: 'g',cITimeS: '1739179973',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0863957241?__cf_chl_f_tk=8foGPkthbmVdN2dZO1NXz2GqnL5TYNULlmBT8t61Jok-1739179973-1.0.1.1-TjpplLH7eCmP7r_HNQ2H95nJpeqyMXuhpM0l5EB6xcE",md: "PYKEBq4GwbfAW75Il3jf9PZAje.pOJjpFI2p3Nw5iIs-1739179973-1.2.1.1-DoCHZ7TLvDWPhCSDyHoYdgp8lO1xFvebeK.RrJ_cCtfqWb9QaWf1iGUHKNF2Jz65OKFnyiKMFnO15Ux_NLvjGGkOm9DEkP96mFRIj4Ew.xD42e49DSuHnuE77Hf8CT6Gg_5RWCG_zw16iF.euKSZoXULa6WcJ1bZrl3Uj4ldJoN.OEn.kzC00L1SGIVn1t8O28BLEW2lkYGoP8dFj3yczhz6IKkXRbBNu2jVU8OB.t2FrpaPkPtiihjvG73i4Km91zdnp1AqzEX1qJ3N4G2ggIRXCgeDCACoLtUM0bVpod0NribRb9ND3JSrBF9Ne5NINiyBMxvv1hAI3K9GIYiFle4gKWzMwpxmgzDvOXUDgEVpMljZOjxU8vgJp.s3Qw.nQEPHVGCRHvp8_Q4pYq3fG6p6bNT.L9GOcDrtSL20iEoBVwG1JjSLLQmELkhDpSEJfIXqFeZcXDsJguEp7Dd7.7Azn.2KOkwzJvWxaYu.IxDa0DqJCS.yiAQEra1r.Q9jatLN5Hy5Q.T1ynnnDzvOM2iHWFieeQBNGavt9_t77VF.Pt3C1Cpf5w16CC76JnHtrfOADlny77ROiEyiYSPjYqhVHBwHsmASkfk4PKy8FDE0r.4Y91chpnpx1BhFc_Yriu.rjlHhp6P98y5VKVjLF3hyaAAj9qPu_X1vpAfrc8.K9tTsv2AvEUzCZ0MgWErpHe5iOyuA14PW.9I36bsCcbEtt.7Ihz8otqbDWm7fWDz.SsskgIomBcXi3DRuZcgWM8EKNIxv0yjuBJqGcdTmpJzb7nlnldq5DIfUk9auCI33PA4d3_XfbkPzn0UXfTZF0W4nF_KiFZi_0V2Mld4yW37UbSX1ctFRYCdXDkPMh4HxTCl2fSiTWwsLpYf_1vBKbqXrHhZ4kIoLvJP.GonHsnhei7W6q1WejJo0as086ZZEruafcoqgTvlYn1tZeHR9hOW0_Z4awHEkTv5QwF83L.KIbp7Oy6d38qpHMsRpRS0CiPxzRbKVmold1LoVdeZUIl77izoAPjp2gJKfhdN6BP7eKFu97kocbHaXCG_sidrt2_O_rrCv5bGs1e38PoSuP7iAk6wLl4OB7yAB7c90kU5_yemhzN4YWZWtHCdNADdDYt14enEe9xvjA8oxQTvoFxukbLmH7GXSCMAN6mPJCxrG8itXazJRF.MH_7Q1z0B0IsztmtHqqhqwAHQxOZlxBw.rEpcF9uJxWS0p98xmzVbV8em9Sv_rKRn2kRu7Sp8qMyOgLbp2xFOjKFF420OGL96SHH5szTYRYRBq9S385Z3hcmshA9A8MJc5Fq24v3eQeqCFn7LwgEv2MznPbu2uG0c4xplFOgdBUzNMT4XZLAEsHt82aEY28jpae_wikTWpc.vVMo7ueFUzA8EdGjm1lXHisvfFxo7wWwcam8NxI9M7ZIpcZs8xB_e6hQ9yP49fdv2LeL79lQWbus.Nw4rgE5M9QOD8yEKDDht7KYVEESH4NR..X1szAk0BmTkHr2YQKXnOzNHZd8b7_npDCXJh1ihKoXBlj2JNKnSMNh4Li4tjy1tzRs65FQBBsmzUfpn_1taxp25xNEaGQm8BCAyBuq1OdoeD078FVT6v4L7lIboZvZD0bfZXXRm2vudzhnss49znCLzV8x7A7WfGI5Ywe4JJjUZe9o7WQLDeCyZAnE83O8cA99LpTvXG8BYP9VlX7RdyPwW27m2z1Ql5ePolLPRaDRgVtp7sgjEXv7MSlWoB8Wvy7v.3V05Gqbjvj14M555qvIqUWEpt3l10xuwhbtrKLYdlW8kBCuxfjOLAgok0dBNbQwJDZL4mXWPDfndjH4d2i5nGUOikvedQZyls_KFV4_up64WKpK0qfBbU1V8Xk6sYU5mCQQwNdGkeqlJx1.6RIaj7y8nRq3Ay4pcjxWJrEwJwBeid7yYOKvTyB5eAReG1AOCr2FJFpcTv6aPDGG17.sjz1L7xq2hZ_w7xbej25EFHujmWIVtpuVKSPKrBnwPd7yOuABm7ciL4tCFib_pnIfx3oYWfIr3jEe9R2dgEKGwR8dhMl1fCU0ICHTr3r2iwu7RYPicsVzgzyXKhzzBud38DAKcS.8tnp9t.ncq_OxKrLyQiqBnHLArDMDILBRgPdxNeLOkS4hZBurQx39XZQXh4eiPg_4IPau28s290u_M2z48158C5MzoeA48ZWZkTgcTrCoGfUKGtqzutUHUACDyAG2azIj5mhftD",mdrd: "sEJeSnSRgnVARNrQPyOFlU5tjIg4JTA1uYB8VC61Cus-1739179973-1.2.1.1-oDyk5DVahf5tzDCK.c48Rib8rQuI.0DJQCizNTMDzc8dlKjSPCQsJjf0zn0S1BM6wWMiuEVO8DjpcrRBhjvSmHg4Nf396EVILMQwECFaKLXrbmPx.1unaANmXjoMRENv2PDMhCK8Bts_8ePG.F3FCC9VJE02jrqTyaO21clnShdftdklzR9lsg8l9Iw5FpXVZIrHMbARfA07Izjnjxqh.z2dqVgzNwlbWtL4abWHdV76eq4mkGOMK8.ue7vmjC79y9B3MABGYAKGglsAr7lpL3_Bc48oCZUlO_Mn1n2XEeG3g.jR_ArY_YrMKwU7uAqsx1.ZzODQ_2LE8ekGIkYpguvxEfW2qWH8ZbX4SPUFY8shC5K9xvkQ.RuhqxfBqIC5Z0kCJYGjpXS9Die91XKRL4C8m4ngXC_2.ioP2BO44jNG3K_w2apscWhcRAw7G6WX5DyQuwZ9nCyV6XAJ6mgOyhy_pL3FHkCJQJM_s1qXe64mLs2pl548Ik2WQz63kF1QcQ5vrkTsvlOiyIT1nGYRWyl8ubEuztK9GBwUcfkJ5MrG8nxUnoE1lwdqao2qYUy4XnEqOGkTQ06bG2CCyXuX.jl0WIVFvxSInQNzvhOlx3PkybA52lAQG2O2ZmHPXpRqxe90nJaoy0yM.0nt.d85DVIk2K7pzk8NYhiQaaQq9DL7eCifB92UN36y6zAjcX61Erx_H3JfPkLJWlcC_vHtal0r.TukPxPRremYJm2zVv9r4ZFsq64x3cWJkxIc81GjDd6IYxaNUxG3FmtD9FHtbN2alXGl4cUS2f2uQRKTmY3N1O7l890Hua38zyc3tKbwafm1h9koJXNdFWhQP4u_Cm9TskrdhXiECcv7dBG7N.RxQ.a5mWY4IKi91fv4_lf0MqCx6522VQguw.s8StMpWrXOaoggidI9XmPLj7c3pJTl5Rjkbc7Ium0Czu7I01w9ABxotWdz3QIAi9a5qNwQqnG0vUkvXqjMYYLcE4Vv7W_et68LbOzBbjFEAG_maHuRfx9M0qbh_RCQSuM.3NvfJLMyc7bI_OZyaJE.N2dA.PhdfIeTaNSl171WlGVnD_8.Yvz51liEHddJ6283P_8bKe0eDk15YJDpk63CnVoHsfQSl6sS8SAh7ebVIK17vE5m.n9WAWVok7rDyznrqua8VDpiqfbcvmEL5L4ujxsaKOsgRfoopDw__h01vBcORBX0LIgo6W4fa0NjwQ679ZK.U7SQjzV8RfqHHd387jLzox.zdUkvB51mmiK5RxaelwLXw3gr5ULE69kwVVnoJ0cn6FY7jNXU5p2OM38FGuU8qMtz8twRKYqwTEvgq3GEEwOk2O2wYxi0miXNKw3Vuw7qXwGVkPCt3NlWRB792NhK1zwcLe3XhdqYWWa_1wsMOpmEKfctm4vc0OTv4sl_Vz2u5wwoXOffWtpZ9uJMsSjp0u08TerpUHyoQQuKZJDMPd5ZBGHAc1VOaTT0xm6vB1cieTShzYxX5VHDeyxdZvFUh66n6nily9XMi_LVr9AmPE1XxP2mIQXDizMxIcJ_zF6rfypZgOfBq8UQuPthWSvGCyqXD.o_vvm6CReL.bLR7Q0pX4_VsXR52h4kMcW2T.4gEMmdfwpy3QMNRowKa6BWltqn.2qeRnfW6dRyz.chH.9Os2FKuAZDPCdsGlIETMwS9cAfh9x_QJSZ.EpzCLPmndvqnEr1P4grWvhPAzOSLX1EAOmhI9lLsGH5bozpZOmdiDFqSuy.TUNtVrqOnb.ORC.JLWIjJaARs8B.SXAR5QkKKBBz0gqC1ZqFcMh6Qy6yAg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb18342cedd701';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\/0863957241?__cf_chl_rt_tk=8foGPkthbmVdN2dZO1NXz2GqnL5TYNULlmBT8t61Jok-1739179973-1.0.1.1-TjpplLH7eCmP7r_HNQ2H95nJpeqyMXuhpM0l5EB6xcE" + 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