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-783505813607.mit-edu.top/post/6432798105

  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-783505813607.mit-edu.top",cType: 'managed',cRay: '90f62e2418f97fbe',cH: 'V0v5pVGlpngIsV79KoxTr9MzNRErgttUQBj.vhPm2G0-1739128443-1.2.1.1-72QwDl9G5iEh9XI8cPPqZ6AV5C59Et9rQ1VyyTDSk.WyWxKvWf9p.JRWjvq3ecDa',cUPMDTk: "\/post\/6432798105?__cf_chl_tk=xy0b7I4UAkU3arO9Ok57jqZv8RttKxnKpf0cNt6LJhg-1739128443-1.0.1.1-ySQUjwcqE3iO5SX0C4lPx_KgBUC85I_L7fra9hk620g",cFPWv: 'g',cITimeS: '1739128443',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6432798105?__cf_chl_f_tk=xy0b7I4UAkU3arO9Ok57jqZv8RttKxnKpf0cNt6LJhg-1739128443-1.0.1.1-ySQUjwcqE3iO5SX0C4lPx_KgBUC85I_L7fra9hk620g",md: "sn3VhqWv4LHdF_vLUdBNFwmdfumhNK3mMAKp9OElnww-1739128443-1.2.1.1-FnepwnXMt.L0uSoVXWcjZ45dJaTJLN9hpbm_FQ691c7j4W1ufPI0XxxIFY42neg3Z5bG5HJLKtQtKneKDoNZAtBt11d6hAtn4HKLfgtWk540pkHhL5gOYYyminALrMwHPfsUQIl1NjOzyJRchYsgCLvSxUZGGGKPjfM57JxYaL5VHGHgjoa3X9hE2EcAqUf6xFUMv7q8Cnxob2B8pSvogWs5ri2Nz8QNggW53DE9lh2_pUtJiiV3WMJTyDdI7JnOXUkyg2DxSDVDZniK42Dl8A6ggkpoV8gfWBmZORGwy2qw4urxAixlWhUz7AeEuQ3EWdFX1oVw5_WrNzRn6IxrWiyDcd474vDMoxoXfcUTLcBP8A6onQes0Dk25Sz.IjmYR_8iPFMpDKaVwfnMupQmNT8vzSlWyDXYa_wyXGLI914cArJukk_ESZqTkBOoO962JYhExQ.Q2hLutqdMNUChfTW6iWKlZTHO6PVhLG6A97V6kb9O9MTA7rudbE5soU2QdH4.P_UElbZypwqNUdefNjJvallAm4lnwDM1Kva_pkJ4wMW0TlwXQkVTU_DWRxu7Iv8kYWy.aJWIctNx7jDKHF5nAnnQZ9.wvnyMESqmya24kOtrwrinDZTSPJ8WW6Es7mqSd3COBJM58yW8Y7wQBvFNzh0O.t6lNi_FqmTGQ9.SyjRhL0HAzW6iD2w5MnZEOf1VzRWpsdB6PJnTk_GRUKjC8narxPn5LC5F4sEFF_87zK1okvNL_ppY0xxy4Z0UFTN1ndCqFE4Z7QlQVcWOko1gNLjC6db1qGIrvBjGOA0R6Dt0E8cY3dODFwLBWjZyuy5_0nNkyL6HjGr6QzrBUPBokJIwu_UHzDo2mI35c6v6mpgO7L030RWje5KEuOcctHGdSo8THTDFBUX7VNp3QLLqJyr5osehECGkbhX7DRqouQ.2VEwEP8dU93Rebu68MWpl3scp5yOkru6dRztfCka9wm01cVLhhp_.VHMuGiN.0IGblMYa.V8WClIPH54d4IMBcKEXQGW2uKgoq0vDAvoEuioCBzECXze_WbZdetunQhvAUlKUc2EmidtpSU8tSnbUwSmpiKq1WAw7YlFhoLZvlOP4DHSMyzg0KmtfmHOp5FRKfonTjCQOORN8t0LEoIrTFLtR1UdNTSy2DnpEoui6ETpuQmCOZA3es_bY1YHHDYZlCDqlOgShh10hONExln0yTAtjrU1kL.vtQTH5TpMs1xbNUmO0Mo91.H4fKgrs1omNN4gdIpF_5USgJbOH7gaFrXzznAW3Xk185pSFPcehiaoreXxV1SnlZ8Zc.rm3kHQy6DupLZIksBInK.LYB7HNQu.0oQ9NMo6Qx.mYNATrqQE7LOGP5kKUG9RxWfgsFuq8E4FCEdmjp5wDM.iuZBOsHGDThgzAcB.hpyWAqEqW04kRKjhEjyo6xQXP57H4Qw.u.G98qbPSkHmfy3d.wD8u9RZdOn4TKepmZsy8ZllQXjEvizfYQ85DtlqTnWtFbHvZ_7EXCMh2lTRN0WMcqlwMdGirZzrsJ4KE8ywctb_985o3X10vtifaHiCx1HWby73ncFQA8Tu1EqG8aM2Ta9RqtfE0z.lgazUd0qn9d0IXKraXbDIR2P8Jg2muMPW.uZozFeuhJePw1LndlM0xiqqvuByfGtkflajlRRGmkDlb37cNv95GlPnGI8OPm9py1L1lGGodAfFo0UcTojkx3KIKu7KR0lsWiw5GejT1YGV5bwBPRY9aVsdZ2zN7dmxG4qPiIH8_cU9Bq4Oo9QgrJ5pbfwJUh7F.jTwj.l4zfyndqy_tlq1f5XsiGba89qZfdt1_R9isUHFr1rRrxu6TpEwoOQ8aao67T54SQ8.lXnvOH8bLIQXCPybLtXOpTX8tPxRtoWN9_R_n30C1tVti9bWHNw4ZodPDxU90F.D9hdkEEDatDBkhtcUB9FrmompJI4wQHm6aS55pnuArLGUH3oNc6.HShjWvPHd3cSwEc8ArHx._1ipFyJEeDd.Cx8ET8EKm3ZazNkN2DyKsE8KBGo7msVp.IFcnvanHD0yQ9mVRqnNnWFszPw0ZZVn1Kp_rgT3fjOz0cR_bcuXzt825l.Pw11aGXPGOjYskeOh2Zx5ekCp2VWHiQU042gVpMlcVl1_Kar2gT6vtG5ZA_mksHbgV11u0hGdZpV_o5M8UCrElUxVmLdRmozlytgRdp73OvEU25Sxyd7UOLJupsMQ0",mdrd: "H7jYb.wfaTfQUL6tjbVBV3rIxyrsPqcbKrVzVRGF6LI-1739128443-1.2.1.1-Vty5zyGS6AB5l59p.9kKAurRBQhCzLFtDFCwfkXcS6BqDW_inkvoG8DRkaQ0h1hl7usbt3lplRWdkij1Rve8_xmPPWs2v0xy.xnpzYHuHocc_WR13RxChLwN0MQAxptrx1acWebr43255NPi83iUDtT7y6ceOA1Mzd1eYwvIQ3pLfPd_1M6i.HkkxaZqhkAQPt4Fxw8mYOmKdluz8pfzDi1eHaw4zkP.LG4K14UDbVBFMRljQrEWXtMgRUlg2pEZG_ELbJa7aXM0Iy_d8Ngv1J4w06S59X2FA7cLgSyvW4WlbgP.7ac5r1u1faGvxZTuy6p5vkO55EQz02KjWGLKXhARK1b.0y4lgY3dFIkwrh7pxWgPnB0S6Zad8yKU.yTZJNhbbmUUA85tr.zclbxywgwaHobGf.v1MPOtNJKd5f.6h7SENuWIzSIy.syoRfyl2.Jw8nhGtUYfUWnkco9q2fJI60VIbvaCZccOMAXfs3h3wig1Svf63443VDSg4AZxpWAfStTz0uWo7o8hQhueVMMTw75RXlNERYOBjQ8tiInx6YIE3FdehZh6eff39CBn8LZe0D8d5ytuLMfJqQLLYrDEqHfA2GNBd3q9dpOBzDwGleqVfiJh4MSUEqAguCi2p.ckXkB_wr6Gge1ua61ZlLXe.Rpq9PApVtHQ7suk39C5O9SVM4LKlqn4H5bugKU2F3SZXwAUNp5T6tCdOWZ97YUIaHMQYZIEs3q0W5HfmhNVCCviiwAN1_06RxXT7OvlUzI3JmxmGB1bbIxsaPtuYTnKQF6PogGS6IJdlzVOnqpDKqMW3MiGpPdGZwWVC9p2nMmH17Y1GpnPU2uzpBCMRxbE.9jkvz2pkomu5Ezl5XBqZM2_JTwt.Gio3cvPemF7T0iwznGmknTF5zDDoOgdpOrtwpLqnohBNK9KF6L6Y7iPYOR0R827qi9KklcA3QPMKNsmgaxrBEikIEfhQI1TkcwAc4z8RlW3dmbUgTYzyoZtj7KYlIsRW9b0I5rwLJ39QNCeG2HhQgFwCKrHPLQHWWY3z2fbyGPmOdwgdHbuD4kcfia5ITMMWPw_TkzwCLigbVNWRAvN3CqtLRfy8XHmXnrmpK4fpDAzk66fNndCV30Q_kirbh5Auiw1EN7vSBNUzMkvmt.opj66uS5hrrFfHCc_r8TGeOBt.aDxVPlHp9.YOL_dccRHMGcu32JClMXmYR3_o3Itmy4r75eU85Ar5RhvrwNKlaFuJoU_iHUBcvLHeGz9X_tHK1b.U8xW8DSu81Q2sCKfaM0_D7cUktdRbhRGpcH.d8K_KRGTNEexiLQWvgFsAdmQwQkELOdd3lcaHN.XRdN1PSI92zwZJQhUj9YgEv2u2tVGpN_jRah0ZIdTP4ldDu.PyntlzMCIMj9Av8cxxSjouCNHUoeEv9OrNd4XtS4UkNRt7VssqisSVfSp1auh9uZjk1crUdNBkSidDOxJpLdr2Re.SHeLNOFNCQIRvL1RfYDgbtNuhypF66JI_LybQ_e45a1TzEMefhVMDk43nGeWLP6HD6jNFO8xwSAVg3hW6nhdsmAWZhd0OacIJFG89hx8aXQxubleyCRfM8IIxnz4OaL67PfYrHa1xm.ixjWrorj9ITrjUwa9K6Qa.9VhUBswBosDwH5vKvb8d2aRfDdxqHsYVD8yUzRof83qDYMNr74VkujRwV3fRnjuD_F5XTGeaVmJlqudKRze0QdLGE29tueRkkOtlvGhCJyD_3uq_QAA7dzc5mOUhxT1rXJIz7TnczbXgJA5RxGdhTlmPYUmMudOWBsxk2YxSvMnfJZSmHt9lYa4eJYE8Z0"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f62e2418f97fbe';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\/6432798105?__cf_chl_rt_tk=xy0b7I4UAkU3arO9Ok57jqZv8RttKxnKpf0cNt6LJhg-1739128443-1.0.1.1-ySQUjwcqE3iO5SX0C4lPx_KgBUC85I_L7fra9hk620g" + 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