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-963366061199.mit-edu.top/post/1264359087

  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-963366061199.mit-edu.top",cType: 'managed',cRay: '90fae5cd4f9cd6cc',cH: '_myezImyFoXzwxrJP9Vv3ySEz7LuRFnQmc3TjQjlNts-1739177909-1.2.1.1-yyuApssIIEdyw8V8yvtJ.hD5COATWM4zqRPogcMh6_4GR9mOmmP9iPmnHfn6yumw',cUPMDTk: "\/post\/1264359087?__cf_chl_tk=3Pc0owSNEF6xz9yjjrDGDvwosYhdDSVpfvAOsuY6Nio-1739177909-1.0.1.1-5fXKrJdlgtk9bkklX3AwOQcJ1Ag7r0v7RekKLHe37FE",cFPWv: 'g',cITimeS: '1739177909',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1264359087?__cf_chl_f_tk=3Pc0owSNEF6xz9yjjrDGDvwosYhdDSVpfvAOsuY6Nio-1739177909-1.0.1.1-5fXKrJdlgtk9bkklX3AwOQcJ1Ag7r0v7RekKLHe37FE",md: "8fS0uWAX2SfTkvv0Tec2uyyfGEvBaoxNU2RAcB.LqyU-1739177909-1.2.1.1-cmjzfgMqsW8OoSKWiTfx3_7lmJ7zcCGylEP2MVw8QHaZRGxzBkEM8Tnzxu4St4o9NutnLtKqjn2cTb1rdTbwPOE5WadbqLGLZf2HBizgwUvXw.T56h.EryXm8vOFN82VX3d5AJKMVHknRSP71iy_gE0MWpeijBeL1WhuNMSrqWHjw2nYd1mDJT0C1EP631mNLqQPx3vnNBpiw_RyYk_bwpfgS5quCZQHIHd6GvxP99ciJY6ANOb0rjQjOkHC0M1W5l3Ok8_0CHdqW9ajT5gXG._IqEdRx_T.RSCCEFZYDqtpKfvuDv71NBTbKU.ojzg0Wi9meOb5xhJnj7U5PRW9AYu0Kj4oDoQ2wUo68QKYLumUcTQgsgD_PSOydhN0mT1SUIKcanW50GjpuzykdJuPEPsYTzptnv7vZbFWSWhgMcI0tU5SMF4W7FZhyS_zlaL_npZvjFOnku2ceQKohUag45o0XTmCscXTqJ2qGPfZw7biBIalLEoPVOgm._kFAm3VMZrG6hwrn6yo2OQiAkrlk6daxiE8UX_DlGShDXRZIJ2OIvW6x2GjzGY0JHOTa.u0xw2CHlC1kKAQqYy0bMAWeUtMmPxT5rgEZDNEP9FiLFWSqqRj1oWaaZ354nVDSTRmOdztJY_Iobml70UZ6vBjz0s9w8yPcgSMFS6Uyx0ug.nQTqAq1qRJ7OUZrgJ1OS2Xi44Bw51dfw4MNThIBL4hwtsoW06Wc__IHkIcLwN2MSzXjIPhOvSbjiVGAwnZLq5k1uqwjGyw2.pzUeYdCEL650KPRgVErbdUvp0gsAQF3LMMgoi8Raph5eRF80nmLuxek_1ql4zsdjf7rbqqOkQA.OplJ2zJChAeqP3hmGlQUEe5uHzO.cj2xzs5SFU2vv48wIv8kUo.aTMpS4C_lwQtQjc0X6BdGs55WZGfy8rKs1l8jE7sdBMPSfYW2grapDNL3e5i.R3tsHeDlwgfwDqT1WTk2vvpD8Dyky4RNsewfhiXJ4H7eI3wOu6xZ4f4XR08H_do1_5LFtVJPVgcrW9PLU_kok5VbweisIW3QQGo_FB5nOgrS_KGmAT_a5DmcFcOfJdzz1Bsx.cFgOkbiGT3zluD1dv3AfNLCrkTIb0GTyJFEiAeXxR.Ign53tYvejApUJL5jVWUzYij6xMDrG2h0QC6MJNi8JG7hBF28NwZVtASniU_B9RrPYWFTxXYZF2wZP1t53U11pBJ3vayGNICQKAAmWZ4df7L9XyTwe1kPUZUnJXglX2_7m.0Hh2JtmsuR0Zvyj056IVDNf7VaxnCJkdAhELHauFiMPKsGRnJg_BRet_qrAX0KeoJuQy7B47HurD6sz9KP2zfarmJCy4HCrnviVj2t_sui66mj8xORLh_TuantH_tsr2A504svCTmA7dW4Rmr3Hky0gdbBH1aWt3fk7B1cJD4HpE5pY2jhTq3uON1fLnipFYviZoz2QwlGpg7Pn2t.jPxBp5qfBisR7KAqqkFmxMRZxkwhdi0muqnJOuJVrD0oYQTYHDt9W4Io9rzUNMoyhreIGtg1JELzfYT0Dd7XoPNduwlNuZEiLTk66hw20UO27K3xJFfaS2R9lCggDaFz8w1GMJoRkSTM68Mdev8lpc2eyLmxbbFWCar42fLkZj.UCyl8.2Oz3W6lX9XWieYduwwy19KCbCNtUqAVFnWZMA_Ra9e0OtGsJijCy52VNEcxBmfqSSNIzYqbn146we4uYqM2IhJwGuOWIrzhEZCo.DGvm91OXP74A3R7l9tZFYUf0GihxqvIsv2RyA9ivPsp.tqzziMBR9yM3.t_jEiaZQes40neSFj2cYBeUhQchsCCFo4Xqm7rz55y1oVrIy7X9IREO71h9Cxh5bwiL2SoDqWgVVAFw2t6GjUw_5XC64YneiMnorqEntFHBDhO5W4bYwdHSOs81cNbWtezTw3g3RxXJIIYHn4ufCwNiN95OSKoG9CDrM5UYZ1.v0YNRSvmVbC.M_UOokVsKEjY5ENEgRyGxaE6KnbHgc.CVtEHjtNSMCuaPtbBz9QHzZWXhjgTqSOy6wNPTrqEL2L7EimLRLScbmiQDck4iwBN7QShV03M25L2fVaXGh2UTl4pBRsOd8KyVp3hULurP62ZlLwnAoh7rUxXPnXFNh4yUQLgNBomuUOcQndSLNP6p1qlDsz6IPwWY3W25B5bK2pa_upTq3PhqwBqiOud4JQz.ONeXkDEY0.ObDGNwYE",mdrd: "UvmSPmSh6mnPZVcoLLhINo0_n5q3XPQYqJ_45PRFB4Q-1739177909-1.2.1.1-ycE5kw8jGNRYkB58AIsurEPz2pIEUeIaQUZdTcWimJY_sEATyeCKN3oKDmX9QVpStsDMIBvsIw8oSgPhoWy7ks6g.r21lE0Jnq1YTJUbZXR3YTlAUj15k9JWL14l4YvGs3ut6rLh21LsWkSy9U1y.iANm5uqLYDYz5.BDe1pszT1sbCFZ1abzizQlnFmSatnS1Q4S5lVE0XxDantpwz0amTyDoGHy3p35.ml24ympgyeyg3Qkm5AFDDa7ECVjvDTk163kCYrOnLabjsLL79SGCJo5Zuy4Si4wCHgRlVJEhXxkWgNokVuQn0oOMl.maUGDE5IWdIZkiyqEbR8nL5drQDavJ196d_LjNeQ1Vcom.ybm.biXUi1XnuUbfsvuMLArQMXouQHot4sBTltBm7OZ7KCQHRitD0DP4PJ7ScgZkeHgcXbsOO6qjnbShwRcYLbixbO5KPhXlWJ_VGgNei1.xotrajjoNJ1STZVV.nfywswL3.kSg1wnDOXBmNc4mKdvbFxy_M2G6_ceM.8sGaeCpsamcmV8IWGyQuGVD8ozgnViU3fmfxIfbM5RAP2p4ufrEfEEmJM_xpR8TuZPvB9CjLMB8AELEKdq4TbXCbULfeoiulvi2hI3zgebqq5XGMl63CdUEw3R3gRb64wI4V0C9Y53OlFlyO9IyQaxpECvp_VqmWVM_LqT2Gy8xCH83AnqnC98tP9Mk6Vnl5xe6KSiHGpWPCIMQ_cgTZmfRIZIUZWLJmc23vfM5qvmmV7V9Q2Jld4WWTs9bIWOOq96yNOCCDmcxFVDcsCbd5mpAYwPHfL6nAiDFy9k1OXYORKMuF0Brn2PUShtif66MeuwSXhhSWBPuI1ON09zong7kWiYmEB8weGs67Nuo1zk_thsCu9o0AghyqCTXMx75PmGoAcKwQGmmldKwqf0RnpJsy9szrXu9vX5Z.9GbLslzmOth4G0kOi1QhFuMC7YNJYesBB3VIDWeNQHOFCxyVcrnDP8oyFNpTGufxEhgPjZ1Y3_lIC9SZH7mpdsDtsZStgJkpGewGxmaPEnTEdS8dBIRigbpTM98sxjsMEUlzn2HZCyUOvvAGZh4n.sKpR9mD3SwqeXF.TxEtask4epY44bBNq1Ssp08XUS.e.AwHm4kp2l8.SV3RBIYIILFAXnO5gkLkv0p91_9h8.CySIG.FUHwUG3FsRH0Z26zkE3LRohCgv71z0GRPyTwyxudpRff.4_wcQpDoWDxN18FmJL4ep5UbZYROfhmQiI0QR4B_YpJnYpKFFp7OJ8IXZvVuzneDwG.S1264fxO6peudiBanJqV1ALzMT3eVdDJ5C_yff48QtabPglhe7nTtNrhB0mVCN4suks_lc6uif.oligSkeoZDbKR2QhHEZf0BrpdeGsk3XSmx5yQzc1omdPBNQj1sLgEP6kW9f.iW7MervjJn63qyb6hTzD2O7k188OuBOZdYq6Q0WU5BN_5nwx5j9k66nxoAVZx9ix1QnTX7Ayiku29vRp1vLP8jSMYi528nt.w81pWjHkfaJNNOLW.9btlOCQnK6bWAMUgxEqa7ItqnLGQtowpBPRk2gqQeUUA5pUdCUB83fOuv5AifjV0QWn9KsWvnqF1xUEZil1M37UwPFUASvmuU_f19XWQ5n6KQbwQkQpLemzxXYZ_r7HmWirtWur0fdFfKpuMwjgT0g2HtC_EBlT_rPYUTZSe4f1zKGQ27Lphnhet6tj.vfc432ClMVbQAwq4C.gti6YxBvQvWEkVy7BLdcaatdlfz0rMePgtHcIrNMLIsm4I.k2V8zt52ItsHUQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fae5cd4f9cd6cc';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\/1264359087?__cf_chl_rt_tk=3Pc0owSNEF6xz9yjjrDGDvwosYhdDSVpfvAOsuY6Nio-1739177909-1.0.1.1-5fXKrJdlgtk9bkklX3AwOQcJ1Ag7r0v7RekKLHe37FE" + 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