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-207718303454.mit-edu.top/post/0578431629

  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-207718303454.mit-edu.top",cType: 'managed',cRay: '90f227f1c8ff2060',cH: 'sCBZIZDVqKE5KnvLwohkqoFIhmZtN6jD2qr5BbgXKsY-1739086246-1.2.1.1-SRTGaLMUJ8uoC5_I1eALm_j5GS92Y6jJqT0VGD_55MIYVV7yRaA7spjPz85fvHX9',cUPMDTk: "\/post\/0578431629?__cf_chl_tk=6_N5hFgXvYWQHyhIUDCGNyHFpdjWMHfzz8qpZsKsfFE-1739086246-1.0.1.1-w49X38idOh_1YEXWMNbvbeSRs0Ak0UBR5OzkC.ZpNLY",cFPWv: 'g',cITimeS: '1739086246',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0578431629?__cf_chl_f_tk=6_N5hFgXvYWQHyhIUDCGNyHFpdjWMHfzz8qpZsKsfFE-1739086246-1.0.1.1-w49X38idOh_1YEXWMNbvbeSRs0Ak0UBR5OzkC.ZpNLY",md: "amyOToNIb6Tj6EHjSciKxYfRC7Vz.a9JycxYiKwMfxg-1739086246-1.2.1.1-l9xSZDDHLPvvm906zJG4yVi2d2nds.eoXkcv6pJ9AH7IIY60pmHvff_w1Gk1YBVAtgvmm2eR8M9HfpfqlDx.E4jNXnEkmTmCWLZSQjWHFH_ezqvECsm0TX_t51SD1XGHCQTEb2WchfaNKX6cL6DUOaMDCEUKWat2wcYLJRdZLQ_Xq73yTkGdkpI95pjXeWg3E1vtl_evyF8pHfUclz0GaEI11aTUBvuG8DY.SzOaC5DmGsZ9HIu9RcfZGQ3WHTdBPxwE6y1JyXmhJurdwkHOV38yczlc79MnK5.DcW4YfGR5fNanWUjfN0xw0.dkOPPPrDxhQgpQDxwIJIrUFuXZjW8.qgp49WZOpwvdl0YYldTDd16kQWMH1JIBPcR6geExeViHffbkEnyqeqXtS1vr.5kbWe4xogvHehDPIlOnsk0JYQ2_Tg8ffmsLWqIjTby1IYJuBZfjWU4KTuw9ZlaYgqWlXsaaoCNWTFW8REjyR4Ld_QG6cYnPgjqkGS.mS6hpwkTHVe12bXUpDFzSkiGy3joAgaYFJ4qupVyAnUNVGmJn_FTEivpCiuhBbfu8iXkOHswg41GzPXaIKCCABHo7K1WlKN9vlVfZlJ4d3VIg5RFEXTlU4zVPn.kVh_C847EYj6NmWr.DKuAxmxIGJgduev5foxfdqv77Mfo_pFi6UQQjtxgiCS8SBIJLuV5Nbd7GMAR4CI4Gil3NPEKi8M3pzCV1uJOpHagJb4_qOnqLLZf.8lslEEbqeprTn5jm1_qBs9Qv8uCgoPI2yhVjwkmecoEZ2CLPhD1KoM__Nj2HYvT37yoX_QuyTOxo81sSCnzEO_URHuOGoE35Wh_yOF0bmKELSkJ5VIHkZlgIS.WnwTPI7.6J__bxpoXQqTXfInTCDUlshiKdPAH3PfK5jzXkKCD9tHtB0kPR50mP_71gNVn8gJYqiw6BWE03nBd1kOyflsbgqfztRhhCg7YZSGT3vZ9qLQgZwn6xpYcjKnN0pUQ6SEonr9pe9t3EKhTB_ItV_jM4G9jWLolXmDtna375WpUhYjxa2GEgZyRDuEyGpoAsZjoH9EAOqHz269V2_m1O1zY4GoCgS9_Mj3dms1GaqrezK97AsPeDITCXCSsa6bEOaiJ3YyXL3BJQePypis28_sD0MfL5hqFkMNgLOF2_Niaz2Rrhxg38l71qFH_J5_WDesBVQMig3jFnyUtM9Us4RXWlX97C0Tbbz7DppECJTkGQrQWTDtP2Jmoo6A_XKQQven3atN1iOEMEvZ4sAgrhO6DispNWU64fdqiN3doPmxVI0bKZD3tEkE0PFigAg5AvVPt.f9ghHN1urouKq2TJ2zCyHqtsTrDsDl_159Qqp_RDDsLut0rcJorO9eKiTJ3cGY.q5IgNSBPGaKunz91Vpssfkv0tiQ4Ay7zCWF6h12AzqAEG3lpo4xD9qGuhO3FD3drkp1ZqBkeu7X5lmksUqmNd8mWZ5yjLZf6AvOddP7LRSQfMwI74sF5kdZcRamxxiA.Tljzdj2m9J1cDVBcEchj2MakJOC17w7Q07wy.OYIvUDTLdUksFvLMnFlOUzDPqNBJZ.sPEI3kpIOIYF58qRKnbGn66NeD0Oaw9E2OTcFuHSBynwT7B6wfXNpFGij5qpNS.g04O51GqpTaGTU7TGeJg34imKBF9nRyIbF9cd6yDtriSh2koUnVb3OG5kKM0SPb56KDJkuE7n2nwOu9pZBQSYeCALH2mHTQxAwNvqN_rLaPeB4CZwmIk3kLYB6E3SoWeA7m2rhl7IkCJFshDzKCf5Jbeyj5Ogn0pwp92f6A7nS2SpJQMCFzOdHEJIgaSc5c_gmS_7NiBrWPGz0F4THbo6jT85E0uhvbYAyDM3BcOnj2_ISPlXYoc55VKQTubaKskEoiR0vl6PtEj3yLxPCWcvSKVr6QbkjPtDzApvQpSe8xFFQS3nGFpRxLxg5eR90HcB39vZwS4TM64Fgv7sMHfPGCCDe8DcAySm8rUVRgT5gsp3OUBN5LLj00McPEZhaVczVX4UcMIePRHArVeMIQ3oDPtr5KX4LfBU63RIuhfB2oAbB3Q9deP4brBEjQI3V.j1WfRdSb7UCjpm.wOF4H4.71Hs_1Bm2yezRA1jeUHrt6AvVezJ_Y8s2Yx2SLH0B7f0qbmO4EiJTNK66FH6gs5G52W_v7yxB73sHFcliNTwYx1JZgY5VMo1cP0daHid31_CvmB_mjMwjLL9s_",mdrd: "WsxCI4P8Wr_ID2jhWTqasLRN_QR_eysIY4xheExrfPE-1739086246-1.2.1.1-7L8nbix6wbDFeck8NfKUbzOAmIsau1QIKpTQ3oBlQLRyBS3hVsWjpnO220jnnjt7uop7hoPs4o7o_Dz1ehqwiYE6FFrcdqiDq0beZfVA8glSwg3J6jh4V6ZItUjlDx2CydRJtdUrlEb1T5XJ6LcNFJUEYvww4y8jaivqA2BZlA_wS_MhvIRB9XzS4SZYhAyuBVJ2Z8GLyGmVmwGbLMpcBeh54p8lyn_VkXlJ147FcHa7P1cDFAdZesO6T0j.K2fqFpVBeeqXm2NQmVExcXQzjURGf1Zn3arkqV03iw5rV3WLGDnWeD7o1L0R1Y8XuQMZeHzrK8vvwuAJ5UhaLNhCwFmkne06hkRjqlIVsNsZVHyRsW1t6uzQJ8DCSRRLLhDrIcv9FCLToYofkkLZu8.ZmiI6q6j7jlQbu7PVdqj_AeUX4QMzmj7n1OrB2lZE1hUAysIo_KT4dbQX5uAqk0jTWmHehEE7e75FwNVreFyvXAUDQqAUePuSc7o_oYpg4f4Xb0N0BhojzzXdphPlwGYWqafSPgJnhFS3hKnCb6jbY4JO.TAJC2Ddd9ESYQf4AVpfuuUp3DAqMs.fbmW_BTxDmp2dhXaz8PbTonIvL9P6XVTnoXc.LhZcbg209JCUt7YJfYtcPUsUDyJhY7wbJo.M8qpmrA4KXARDMR2QxYgBkuQRv7caLfRZ8V5BNbWqc0lrwk45Cl78W_igS5GI_wuEc41b4Qgf_39lavnGXOodC5Mffu4P1HBbP7EiYi3FdANqF..QP_ZFyXt3xXsAqJCCBpQWEIrkdEb._VIBjXisyuXNgU1JWWc.7KVB79Ha4k1pSt01Pi5pr5nKoXCOr.eIDqeFZ6O2vUnNMbYvoEcUaEoVTwSIJ4jJld.4jHySf4BChDGx3WnTBzin.wS4CnzbvyTR1epvkQDMaOBkxzO4LSQdimtuQg1tbo2TVmNm2UpqQl9VLNPqTDZkqw0UnPIylwvvGskRMKg8Tkp1AyGbIkUJWrB920.rwZ4wXxdM.Fbezp.fs45z2vJMsKbELBH5Y9Ixxxh28e4ALh7ZNlb3qXAosj3GYvXfe8OW96M4SQGzvnuLaVxZBnoZVJmv.wA.AJVAxLUeDS.1tkzB2KL_iDMczfVrmFSJrU3OzddcMOV7nC_QONelgcBgDxwNQXnc3gz6MGLhOefvnIypXGQG.XQi9WHwUHaCjSpQgY7HAnY37M4tf2Xgcz5Rt89cZEO76mTSiQC7cmahnmU0MSjbftbWIWVp18zVVbUsIFDVW51bJdha9Pjy6aVAguWnr.cVIvqonl1xWARMo6f3ZgvxVbTRYh06HQWUyMgoybwZSrXzvhdN7O_AUDwY6hRAYuyoTxwU4_16s0xcETQRtrt9FUtHhzpD6CCjLrlxrZtuuGgDSBESVVFpQaqS7EGNacoaLejap350gdnGcj3EQru30iaYIJytubMC1o0H9XX1NIQbUtWTeutg2.s89_0djTvyn5VMuFVzEZt4XLNXKsE.OQVOEZInCsfYAslzpwzt0FzWVhNR70gtCzUbhcZTNHOAGRlKeUVgenX1qY9nIOo0A2SAZsSDZGftz9Vum_SJ0rJ436UvkK6hXwMLXnwqfRCPz4_9I._TB3D8Ujc5hS1BplH794BnWo2rkD29T3IkyZ_r50ZOSApjPyQxujOc5Tg_YJTvFzTgMxBjProyrHK54_cSsSXnC_xhMYmjaw8Tb3euyJjdZXtj8_c5XlHdC1CEyiMae_H2vhyYeXtWGwvcMplcIpUddQ_pgCgXN0HKKuV9lEsxtTOPU90neLbQDJEPkw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f227f1c8ff2060';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\/0578431629?__cf_chl_rt_tk=6_N5hFgXvYWQHyhIUDCGNyHFpdjWMHfzz8qpZsKsfFE-1739086246-1.0.1.1-w49X38idOh_1YEXWMNbvbeSRs0Ak0UBR5OzkC.ZpNLY" + 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