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-681821241191.mit-edu.top/post/3140897256

  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-681821241191.mit-edu.top",cType: 'managed',cRay: '90f84b0afe8687a9',cH: 'QL4JKJS0XhCCn25jTj4bt8bOXSpQDa8gdIYzibxwtvI-1739150598-1.2.1.1-dEv5JG3CQtoNlpd4BohiqGGpXfkodsgPhKaQs9i.4sgRgfhE4n2vl1FHte4bY4Lq',cUPMDTk: "\/post\/3140897256?__cf_chl_tk=G_iWDYHQ0aib7QXHaGcyJuVZV25IChB_uwszUdlMFUM-1739150598-1.0.1.1-2_FluSNS91fjHHjyRkSe1sYsjHZZSc3AuDg4h_3WkAI",cFPWv: 'g',cITimeS: '1739150598',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3140897256?__cf_chl_f_tk=G_iWDYHQ0aib7QXHaGcyJuVZV25IChB_uwszUdlMFUM-1739150598-1.0.1.1-2_FluSNS91fjHHjyRkSe1sYsjHZZSc3AuDg4h_3WkAI",md: "cJwEzKhI5toZadFTHK7RUqd08XTNu7t5nd0F30YqSGI-1739150598-1.2.1.1-pTA3N_BlUAmLIZsUarstuGveESk1g014chDzBQY6YCCxO6RDDY8f05YyuM4HEEEA8FYdcKoOkrmwMDGQqZBJ_wiR2UK85FrNy0Zcq3NPLRm8KBBn9PmFFz9Omyiu5UQ7p2KsggLdrXa5EItA7eKniaViEDWQa8oKk2z0M26vq9kkGM.9QfbN8MQPLP8b6HsS0YJ9x3wL57AHPe87iOZsXxZ79ZeNDrrQaa_T7yQ7nhBTTP5oyNX8.9fJAZ4tnAFcaGKakStv0dBaKM57i8vumPu5oMb0RlDJC2IzhduRE07p38T1SajTGvh9LlmW.Ev._a5.TgCGsb8nhTKHk0cMoViP2SUxOcGudTWCnY_Cw.EcGfSPi1TtSHZkQPyT6hRvbrEQfCZdFk26wCR177ixpHSb3o_oZD1ERTCrbnVuSdyhrz3AMYGf_wLmjXYRrfRy33FYo2VSnbDeW1bC.hqoTJMh_c40h.EhGwHTfRx9A5htpJnCDcKPAuWiyki1zN3_DSaPT.LAi08X7FeALDsKV2Hh1ZwSnWDdRnxc8sdDijBz1XNo_EOOmlOUZIjhKtP4R3_39fUGkcRUZam3M1cmMbs38KcOa4z1E6uGarpcEn2l9cMR2nX6tvMPI46_vjeKYgQlfAlATb9x9A4myjYttnaw6YT60GS96XNVDkZE4LWMOJeAtHDUCd2TE1HfuBORsLnLNz_eB3Ienjpp9sz_jFmuUW9nRNfspoL6.InKSJ8rNmWt4dfjPxah_jKGkD4uIhgMIoTh1K3FT6Nq0KxA44mNSiTZNiqgQU.rucBT8yLJzcGgtpyx5cxFo8.7fwIOp4F6dnYC0yjcluKW2Pz.xuhmsk6OdfdAGtQgvZ1tE1S8Y_m2Gk9puvAyOSpXe5FrE7HWskFnDkSIS4ifAts5X9kVUaP_QXeZOwjbBBo73hra.1aV.ookI0qRBaHE.lPb5D2b_cVSgRKi4LKkngWccbL8WFWKlejjFiIy0IyQjEk4fdVqIqvQR9lOtEeJI_1pwDr6JvT201orpOCQZ9sqicJwT3E_YoS.FtgkO8NXOZEsoPFbyy1wXQdvUxWYJjVRfbge1jWAXfHcFu43udHz0A6Guo7mraXEDD7b21nuvLKNjwc8q3x_WLxQIIZrFOuKZCi3eNLT2JH5oP89mxNx0QZscu5fdu9NMSPADVHfi1EFIYpLPZhHkSSXmQTzcbT5bQi8Sx_XytNjaCfhpVlnJZC5O.8cxgQxMOaS2wbgjn9b1SqPxZg31fzZExpVaAxP9JrJvhBoGRS0GxQLvQP4..A1n7jdva_LI4EZeuJh9EP0a_mw2IU.zX4RAjKdT4jwv4hQhamLsr5Mghv38wi.mF9gS3cj9lu9zYQtTzN4ybX1lE_NiM_NpT_id0GmJj.JpUUKw0.VS9jfTy9YxA2YJbWlAOLF2iTQH7NwFhZtYCk1In5EFpUPo.rq0Z3XTm3kHq5RML4BKOyf1_s5rNmZbZOjEiskSGq_rxN7AF7JOwJrMiKQciwolhQjFWj59JPvhYcy6vWjGP5JL32njKswywZNuFBRq.oXE5mWExm_ih1Tu5inlrKolU1K3xYFFUxe9n8vKNs805eZrKOoxBHIc1l9wjtpT7x67c6XijqldkQQmliaHYs5Ky7WXwPi1FOaBYlK7KfdJuqHt0DIUHUP8cEWvTQi_V_Q2RvlJYZJiCAx4VIQYHjq7ZGzS8z9T8FXbQTRog0QFJTVB0dfDsCo3WwcsJwNgqsWONTq3tK3m55e.PcnqB35xb0pXd2uSlDuwdKUPJGWDZ2iNqp0_nvKyES29AujwmioCxUoThjse217PsN2qbVBkFrdVmP93WCJ0Dkhyxr1bmzt5WM.eQQZFJftCGhJpsxlR73ZUcHeOFNm01Rtfi2hvgqA6PN3Ftkzihr_10sYD6AznlcPQ.YpyOHimfzAKBQ_adzQKLg42eUGBjA2jTgC5CSWkNYYQdcO_YdYaozTGXZJ8CXGMSzzvIWrm2gUZnqwoXonqTRknhzebGiGwwe2Mp2kDQwhHidH7yyZPtT1t6vl3JAT7VAJTOGdzMXtcBYcWeGWUKrNxtuQbgxx9GD76FQwAr82KSOhYKwZzGQNTWU7e1hHEmtz5uN_.bsHnMgcd4Vc9kJHc7pzbhid2ygtzf.2MlS5oPXrbD72B8jYoSbINFkhw58qF4oH5sRkZ_0ZggrD_JJshwIvacsHrjRyj4c1JxEyZvjB",mdrd: "vNMuVUFI4yysG.DNqjnWJj_usqyGj31iYUcuL_f9.pY-1739150598-1.2.1.1-n11GzfH7brPNBMfnYHIwzecDvotHuxIxauv2U9rg1ZJY5DTbaGnurCdnEkJEdSKXBX888kdGe4oDrlg68BleKC8zzzS7mNl8DiDQGpprbqY1RsTeHTFkIo5k.9sXWInOnFxYlm6nNHrTxAE9sBda0qYlTM7_m.IyZGd8.ZAVUe_I7eTn.wO1wyJNgqX9g9Cw.rEZQoaE58RTfraSk_IjADj.jXkZ90DlnicVd2wXTkMZSaYfse31vd2y4HYGNs3UMx4avyGmE5PxNnuiqTYpitVzZWXa73ux7vj4Fib0GkebpkIQJm8WGD9uMRtZhxGv26erRhFhvhu2Kha1z_wAeRUHuA3GO08ydauWcjU_5yMyr.7EQDpQi6jJK32mTrF3wuHHZHYEUvdW29VcdSZJfeMsd6Tlem7oWB6ld8v_seSRqGVDjwmjKksbf5.1oPVpOy5oCnWt0Z9x2jh7eu3cu3OGdBYqDduUcSijUzrvPY6Xv7Epl_5NLaGKfNUP3JsbrMu3Fug1aDAbWDwVZGYQ2l3LiCjYTzetMTu4HYQtqCJl1.vts8_KnrA_JgCi3I9QPrNX831V_iLk0t6uDCGVKqu_GCAbWwhbcZYjEw3SUbLqu_Ifm5bEu_MavHFfZRPv9cZ9.ETyuEKWEkEoGYmtIDUMMkd2OQZo.F.O6i7mBM977KYvf9AzCSTR7ZtzTh6unomide6kNJ3HR_3o7bQPa9Xn.TADhD7t6jpsfFRCCrKrTG6zrpwSLTIrAzbWDQjdoPrwD.aSCq3wQfDHhOR6Ev9rj8r9xNmId0.X7bU3bj4LIf8tVfcCK.IYCkMBnACiXJfYRn7P3.ZUkCMF7_5n2FqKKhn9PrMsscTgAuJpXtQ1QFdvj15p15GxCUjH3Urmbel7fMRdYpKodGNRqnjY0BwDVX0KiuJ7UOLsap0PUE.BcR2kPlUWfEHN8Dwxf1BS7PT8y85t9BK_c7qz10CzTtxqSb.QYrygYDVRsUYNwPNJWBTv6iWzFNJqc.YAQDkYXTWGhTKP8lmrvFJyd5BYyJwhBwi9oiAc.qT_fGYycjrvvv5i0H8MhAs5gx5fUUOeI1AG8E64hy5USMhgjzunifv4f9.m.wPgE4Dxx2nd7NrBL6thziVQiTAD.qlE55tUa.lpjKZzFdMIQ0R52DCUhXXP3V8obIlaQTF0ZtT7GQpV.wSEyDFlbOYKZgErYE6aOccKZN127rqXUc4mqDN9BKKL8QZsAOFOt13f4A_F2n6EKtnGfaK8l1GeR2nGzFP2wfwCjpAo09Uo9QMPL_wlS.A62agp7epNzrpr9ehSTp5Jc_PRknEsZwAD1L4EcdfSTj2um.18GKqXEdkUlosZpuhHCoeqj40TFuzbWmEwqMdletxYJbcLJVt4f6Y1_TBDObxtfiiR6SOCT5ZNaUt2_IJpI.emmZTHjRduYT7E5mS9nVcrbG3GkT3FgVRaK9WYN7UV13QTdKXzVZfPZe_CLSMpDSzv2.XcROAqFLQmAoBRXGDoaIJYZck9rPWVeL89OXdr7JSYC8e8PzHldcHgvS9jKQFQvKYbyAFiO8Oyg8dhv8wuwTSx_4BADdfzEKWYcebsjTdc_matiz52k7ADy264KMXEm1czJAOlUjiHYb6ccKdedF1YSU_qwKz76s6zVsVuffH1zx.gmPIm4wmyCUvnctdS_LRr1xah105qh2ujbGBqaNqEYV0T3RD41bxYraDAVX_GsGvHl9_Qn3U64RqUY53JQ7875K5MGhyV_2pPYfcOIniX3MwjXwyU7AlqqJlaQhGiSZ59hzPl.OnDY7n2K09MjgCab8w9mmHTZr4"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f84b0afe8687a9';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\/3140897256?__cf_chl_rt_tk=G_iWDYHQ0aib7QXHaGcyJuVZV25IChB_uwszUdlMFUM-1739150598-1.0.1.1-2_FluSNS91fjHHjyRkSe1sYsjHZZSc3AuDg4h_3WkAI" + 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