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-438435163310.mit-edu.top/post/5493278016

  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-438435163310.mit-edu.top",cType: 'managed',cRay: '90f854c25954c797',cH: '6eeHeWgsM8eWuBM1O3GWzihfAVyOOx4zioQYMhqjva4-1739150996-1.2.1.1-QgB0EfkZXcTUbAV3BSnR1C0a8JW_1bm2jKcwSaIRIEP_0O.rLiIXfEuQRz0IxJ9f',cUPMDTk: "\/post\/5493278016?__cf_chl_tk=1rLf3rfcA_AmmIkPFXeYCPdGll5SIbO1dwpVk9MOwog-1739150996-1.0.1.1-EZY3pxKl9AqTeuN0HLa38Re1RB5VaGEBZc6ZHJI0dzk",cFPWv: 'g',cITimeS: '1739150996',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5493278016?__cf_chl_f_tk=1rLf3rfcA_AmmIkPFXeYCPdGll5SIbO1dwpVk9MOwog-1739150996-1.0.1.1-EZY3pxKl9AqTeuN0HLa38Re1RB5VaGEBZc6ZHJI0dzk",md: "dNSacittUHov_jqzVyY_Y0ZasvXsuC4ReW_c.RQI03o-1739150996-1.2.1.1-i0s4krteVt1xG3oMKQj_5CTsfPVPnLafQn2beDuQpXyqEX5hGNcslJ7Q6NPNXFnXIYHG.MZMcIWsri_E2Y8NIa7zY5amliqkcd.sABYedtX2XCX5SFpagNlGUJ76FyUrQFkXBPjwWSpZjiVssBqI5HefhuPjm8NQFtq.b9wRs1YwhFsB1G5lcVSnIQf6GuhO7h6xaj6IeqqHQmvsqnyvTUPJUqr0ou8o2k45jDAcOj8gYiwJnSerqf66pV2ehkjvU74G0dFJhS3uvi5.2a0a5I.2dRC2TuvMQT.NFG2z4s2AatFuIVmLySTGSIWDwuD6Y0jZ_wVKkDPMt.yaYUDHxCXxnnC.UaOeLeoe_b4dYteJeQy3WBUNnVdk44DxOkq8s7H1ABnTxYbjiLQCE0T34PU_mOS9vxxROt5h8Nj3u9OU8V9LH0.mFwL5J1Pkzo95HHIbspZakLteAlZHhAIrWy89PIPqt23SFROoYkPdqvGc138b.FMb03In8W7Yk.K2mRE54OdT1fPzU99PAoToknS1gp1PcgwxFr.WmpEeeNlPkoEkQdv_jMpMJ9W65gn_ii929l0cuveGRvCe10ZoljxdRlYT60bPPDKVNDgN.2ahP2RJWvf2_BIMH2vtlq_X2pTWj_R8.t1dr2liweDn52QIcvYC5O6wuZTN1xsSMAVqSu.CtlvNJssLajtjhA7y4gf8vMl2BtESxsN4Nsm2fzjmtb_12q3EOqxdv5YcBleRkFPSEQZUawhzTTbKz16F.2pX9RvBovSCJtYom_aycddLogp29lOT8izPG0namLNpf1cOjmC3_vC.IqPZELhmZQlnEpjiaAFaW0TJTOaMaWGOeuFqr98Y4olc9QSm_p79n8Jy6q5Pl0dGqX_GpfDCwk_WaMCGu9Le5gRejfbW_wQJHYlxzjuH06AP3eFkWSUAHtQR3wAxE_3qADioiBTO7TVrvS8iD96IHqewBpUNHWh7NVDPazqFTTiG3U0XtHMlR3fZyaX1qns5cu1hghyM.Gzjd0YaTlkV1BLSc9ucdTF3NZZi77zoJLhSy8uC.mBcJjGqa9tbZuUBKef_mGrQ10u_9kgf6geGASExVvtp5aKuqQKzIydE_.IKOxXdbHvUwFUTlW.l9HvKdeQSj.HkdjViVscFbyNKU7eyi5jzo.xoHmNxu8kYLByT5uNS6DEOKZWTLdQq3Ve0OerWeIX19fug4fcoVDdvezjHMtdTq7hifilHurkPLTIVVdEi3eK_YsougzITmeoQaNgCA2EUyz5rShS3fg2t4pC.agtNfxAsKbIYtcsaQtKoNGBywDG.Z5zZtwWwMlxsSrAQI1bqoSr5nlCUmsn2tn0BhX1BNs.3teghQFbAxJOcAIABmJMp9sN1IhLiFO2gc78ggZ37Q0M.kO9coSgR3zsYxZTDFqjV3N8Ni6sWSDdPOeiY6Q8MTbHcIZOna_1kw4UyCQGOTUNI67__BAuEHtETF1f3BS0V23UjXx9KjCRGk_4p.ONsAQicInijA7gVRhIzlYWN7JDTcS6hStW_OA2It4zHCjxUIV0SbxxMpDPcy71Ime.ECUDrMkikIzsOedsfTHfYqYAPRJwf3tLE7Luu5Ll.sjiROgmn2YfKUxgRX6ufc6O4VQHLUGXUJxrnpVFzQaOsDJS6bWtMpAs5lpJdyQ_H.G.kMQCAQpKk6_8RtsW2cyGCJWw_fy3h04.tQHXBf5vIhlVoUELsg6BNL.8iwWwfVsbO72NqvmY_hjtgeaaq2bUlhE_AYn.MyuzKeikLcsPT0QoGlMt_EFWDLjAhsPqQnuPyd4si37.oi4SOpsZeLB3Daz8ygi3un..910o0l4g2EqY1R_EYbadDmrfbRYOyFZAdbXHs7N9rNUPW3x2co8akgHFA87SJT0hGVB_h_UYNZaBZgjMPcORBxusxCLAilCrFzhMfrla51AHMCvezHrzP4pm_riQ4MEWVELFr8lLL_X2LsuFn894hErd6X2x7Uz9fui88F7oO8imCcYPGoGyen.eUt6avwTYb9iGBa5.HHTBAi99qvmR1NtcHTD.6kKE29JT_bmUX_dN3dPveE9aL9Tkv4zmUUilG0PAVE0L57cWvogQP.D8A1Vviz2hdNpFVUB02jxx2FuX73tBQ0G04DX01.VgkAqa.Yzz6NQKPU7NbiqzskL78N2gHvMrwLRGJBzC16nQaK6mZh7qte8oABzpdR4ZCEqLoj589jl8N",mdrd: "MqrNY8sQIR0miDkPrLpAINSS86Zo_727VHccEiJC0S8-1739150996-1.2.1.1-o6yacO_f6n.lMUVBrhBacY6jqmhV1UsBEUbE7QWyT0ngMSWaE8arEWUSnPYh14Y4nZ66xbMZVkHMiKAgczmKS5H40o10S2ts0mkZ12ALbtgC0UzqjUUdCYpc_Ms0wEPPRS8S6c_veUdIarIDzcquO8EzTy8M0vPFmyIwNH7YLnxtQFjMJBnrJVmzIJFk6wHSExHOH2lYGFNDnSfXQkW.7iNYms9c98TWPW5sBpPN.TSvLKk6rg9O1qTg8zKAAg8aj945Nwhga909FHEeRuUdfObqczz.BgCf71wCw_qKPNWV1JfNC3XTS493tzcdz.HxUI2aJYZ9NPC5xsCKtrQUvGRYmF41.bCiNAwvE54NHGh4b14NuHzDtlyuyvPALNhlUuN1BMhzWrHdKiSEoT2Pf46mdyOkeUGNyffQ6Fd6Q8yEDmZVZFQCwCc3eN8AiOQM4d4bQDZlBtzGuKwldN9mvX21HSCssEVavcb05tBOCevf1PsolfyYDFUUw7v1MXhPG5BAILmyaTxfizNXMAa8uY4rDqoetv1YnhsK_QeLZssF5eLoxghLf8TIhBjwcbtO5.GJH_ZdqsAavMPgD7OOVgjE.Y8VNodb.4at1gR5R2PZwdfw6lZ3ewUqBfOm8RXvQowUQWFYIa6CG_WU4x74qxjpGNTZdGHv2hPAaueUE66P3xPGQ5ap3lSy3WAVrh78nti0iiK2hA2KacMIWZgtFsmiZpoDf8BV7c7I6uayjH4OP25vgxbASnFcmMeoE8uH3pl8KHSUNyg2x4ILQyDtIUYhINOwgacs0U_D1ZU1d9wzCA7OtN6_QG28Itp5LFdgIK3pgHW0DkcnFb7LL9tJyxKFq_Mg8IhIe2aXC.1QVUwgM7XKBpqN.xDQU67Bht8W5I_fzWa_YZLdzIMJwG_26j0sNsIqUOnwSkD5p3yMK30ALCLAEKfQIMQDedj4Kd2Ojfs3_IkigUrehnaKQ6.e88jKW359bwSGwtMTx0MrEOmm8Jc0Q6ZxGkHNvAZdDewmUBVsb1x1RO76GW3YlG5xla2vym4rqZVD8Wj_sDx2AC_qUoIFYkRgDeoxnkTvBEieyKg1QwCNLBuGWLyfHfALH9lcFU6WlvLsjTbRSMSAzcXQfnFf6TNaIhL.zBwRYyOLIbrar_uCwzrfRAaXS8CLJGaMQ7ytoAl999Ynl4K341_UrRwlad5.LeZEYvu4HHvFhJNR5JlRvlAIVF4WAGeMV4ZftVGwHqQluiV1Amixr4Et9QwORUzWKHQ7JPwUMVZS6eAhTMfzEqe0WfJ66Mcx66fW0e6uKIDA8ktb5Pi4XdfdtMoEELNn9daJgsM7CPNXFFMQpPThT8.0rUK4BFhSBV_WP2Od4P6IUgwUOr0Hepoj3Ct2qprXyJr77wS3l91JjfCSGmd5FIpnn3vLVJdfmIeoJprEcAdZnmhQawmj2ouH8AO6sutxpOba4.4HREDXwv50MiOjZ63geyWITTACF5aa2g.zSQJQtVtz2cXPK5mItYr_Iew2d2B9TYY6ujwtC9KrODY6Y1Q20OYkFztK0bq5.JTc3BUuqOUulzmT0aM_osyHZlcawyw7MemA7lcPSEpP_C4yPxKCXzWtJ8fqISX.qH1Lii32QphdyPTibrj.lPBvQL.1ZtK1w8efs67LlrQ7mfY4yPIj4CCx5sXWSt7aReYbW14R4f1ZgEe3Wfp2lM6YjkPhp7zXSWX.FhrjFf93dE9HP4VLXQ0u3VAc4cBIsxl3cJlqgsLHd3_wJ4SkUXnazo67tWN9gKBvMCCaAv8e0k2Xo9jQZhIB6L88l1x7pnCgSbo7L6c5I6E4r9Q"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f854c25954c797';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\/5493278016?__cf_chl_rt_tk=1rLf3rfcA_AmmIkPFXeYCPdGll5SIbO1dwpVk9MOwog-1739150996-1.0.1.1-EZY3pxKl9AqTeuN0HLa38Re1RB5VaGEBZc6ZHJI0dzk" + 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