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-615264008740.mit-edu.top/post/8402397561

  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-615264008740.mit-edu.top",cType: 'managed',cRay: '90faf7366e8582d8',cH: 'iAeesv8AL6DIKcXIJUBEoFTCBXw1yKzaiCwBK7fytaI-1739178622-1.2.1.1-36g9ROQHoa8iyr7._ifZjO6rBBHm4aQ1x5dj6LSvA_ZD8ofD_HrARXLHEvRa1pn.',cUPMDTk: "\/post\/8402397561?__cf_chl_tk=6SXPs1owlUmAwXnGunXbfeh1kGJTcGCbEHBGe7U6jrc-1739178622-1.0.1.1-UOXJRPoX1rAx5udoVA.c1Zo7ig5KZQoxrAu2hfucu_w",cFPWv: 'g',cITimeS: '1739178622',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8402397561?__cf_chl_f_tk=6SXPs1owlUmAwXnGunXbfeh1kGJTcGCbEHBGe7U6jrc-1739178622-1.0.1.1-UOXJRPoX1rAx5udoVA.c1Zo7ig5KZQoxrAu2hfucu_w",md: "BsPfeGj_LiP4GBuFhOQujywwI67uRP.K4QybByxTVGg-1739178622-1.2.1.1-ebwlGYmHve4n4Hs00LWdA9mnpsscXYeZM4sqagddT8M4B7ziYVRweu4dQEBqta1Ql17CXE8jMduiYbyVwhOyH6HMunL.49eV1ZTuhg3cqrofuG.BenIW3EgxDndP8_nJHyi_x_C_lLTwdPIa_ko5QOd_a.koxjmNWILIgQbvPoFox6IkzhtBQpBf1gjmEr85hOsdIJWdhcytf.J.YSvrrTRDz2A2XudSPJZf3gWxMo819um3eoUawZjFmQGuigd0Tha3qlKjDfHCQeJ60N57ayfvOgMsWJ_iVVvdEh8cSUyGYormUDzjRRqjzQ1qRAUQaGT7wd8Ke_hvYSav.HFB1s8Oa2Ag2pPzySLRYI5JpW3PWILnO_Ujzftd8xKMnr_gGcV2O_G4YL6xg5C9mZcCL9o.qrBHFpbX002Z7Ap6I3_VgMRJou_qfLbhV5Ig61LDLqtQkn9aqx.AHwEr7.5SLd2vHXwNmPUnb2pC_l.rI8qrh5UiGHZ1WayHuxHoDYhpEEZGZItVyWXbP0p0reT3Vi4Vw31VdMW15x2fj7ByVn8nh.TBZFTICJ4iAIeoV5lhhLwOqtYG5xtEX4HnpPGJVxRq4dfmE1w1DeMmGPrkIO4ALxW3ruylWYBshCgyNLJeAVER0__SZMCxXFkJ4GiUhLVxIed2bCvR2uhxGxH2k_r4FZUdyPOAf75F1aoe4bysRejUgyF6lJbFVCg4fKOsbMg2CVfVHsgJjdFF4h9MZLBFG2KGTYBf.x4_R2V0ruYcseL2yl_5BiGnJxZzLnZWHzugFDeDAJmwyqT5LpApl291jIoKzT50SNgZ1mgvfzGGGHeDlDZJ5I_kKjVSGK95fxiLDsk_Uc9t4qH_d0zVQMBQ87MpXFuflaLAeLFGZCSwoVAEKoNu5mvtXvhyy.vvF1t_bY6mjHv8jhk9L7rbo9J8kAAuvoioGedIdg2Q6fVQ.QzNZWdXg7l_L9Wz3w2Q8Out1j2PcZbmpHQYVFKLxXvTSw8Y8goy5GgOUtGk7wFtB3cpZ1jxLZuJwINpFUdCOBzJKAtGqDtMXLVD922HxFbvd3IigfTtYOdMX2pAqni6sVSxBVKIjzV0BmQxw6_7mDjc9FbkN9BLipUWy0JHtI1d5IWZah8ENwH.tVvYSRxU6Jkv6Ex87w7VTeNiMQdsFirVhLQhNXfU7MWD1l7.jkSX2V8DKVETW6Huk1b9pChX1rLttNxNqFkSvcDJrnxpupwwi1VU01.XFlB.pvezmNX26uLTxPygoo7moRQxKOhxPiSJZZhIp.Oa0C2AsbBsWiU_x1hwbEpcTkoANHhCEpIrR3nXH.Su.l3CskJDJp.zlonpi0Q_ec0.PR2EwCMZTRyoVh8m8uz0Z8.VTrmq8U74.2IsPcQI2Zfki9KMhXfRcREVRnKDxxH3YrMmhr8fJ5Wt7iSfRobBJcw4KbQ3DToq7PrahfgprsREHUFrAM6AlxRPXs9bmD0Vz6bnz42hpj7AgNRRDhI7ZVIVl1JZSZ9gDQ8UolatIL0b8DdCO.y7NcQGJ3.o9qwspvPKT4mhV1WC4edRG.qdAcjtGcGe28w.9IJvNVBYjbf5.uFDs7eAJU4Q.djTxzlSTo6VAImGUoCAVCKcsojPJZXktOlVzcURXJHRXb.FG5VrdNNowCF7oRRaLJ_ctOceV3g0AwY0AUAm6qFxmUO5W46Wi.IkvLSKDXywyKWug7iCYz1l1MH2Lyw7RbSHMXruVc2VhFvhBgjIedMaxUYHd9mZOUTbq4KtvRHa2ADo_r4MnbrRs6SFLBTC8BuBcS5WpPykDAKB1CGuXmG98z5wlnDTv7tBSq_ikG6e6Qyr2ULgtlQQFJq9xtX0LeahjlIDH2N0BAVzWA9o_6GqBsLyRiA6BMn5yrtrQCpzTvUqVbBz7ePG7GSLUxXglTBK3oLsajBvJQ8gZDDVCZzVmc_lIsW0qc9cmiPcOPI6zTxrpxoaUWHe09FhquOkWMUbVR.CN575ChrD80UzjwHub0eQu.gm5NHEoe20ImSaZWxUoGvaFY07ePwn5txZnawVG0Cg4sn77YAn.FNQo5yyUFgb.lb3orwrSEaOzms9LhtolkpvYzOchY65pEQOPtV.W1serU.W_S_.93Ey8Fig0Kag_F9kXd6_LDfZzlbXmRS6qGDmGCEu0g3vs4KvODkBAXWa2dxnNvGitrn0riI9kR6LrtWjtJ_ibBCRyG_Jugrm19PUAeWCML3J",mdrd: "ZM6_kMHqokEPyK0kuj.ptAvRqFYvKjoWkCxkCL_aBao-1739178622-1.2.1.1-lcmZUF8GldJ1NtqJkkjp6HqWoq93oTXRpjoiYIYYVcBfZQBSWYsyM_xeH9rjHTSvDrR_q2Bs3.XTYrf.qXoBsy5hHJ924ySfDiQ8pXM2b0STssZ1.FOW1E5RVVu2ur8DfFgD6a6sb7eqzZeJ.gmtmUQwx7NaxztOtyviGnJTm2G3DIOusx4P.D2sq1QKaaAExiRI45ehsTKDfPtwuM9wwnHGzY4Pss5CpT0Q4T_wY23c6UpcJ16jPGMWvHt0jTGKJLZ9c94eZh9MndBgIxVUMyoFJT0RfRsKUfQwItvZ67yM703CV6.jsPW9YGtjL.bvV2MdKCyUtONtinZU4QpWFuqvL9uZehOYKPQ6FSIvoZT94_yNFC6OG0uERk.hZjGLUIiHmAtLkhSLBqavosUy7hQ1w8VCciHbwnXGXbzqeFyY3lFYhCiYS4LTZUqybJ5r5afrYV1KQjVhZFXVqNNNfoPcbMuOL3zp55YdGxazCcKs.ZHmJ5CSHyj8R034lG_ZgtWjJMZ.ozdcVpEcX7VPIfaQyeIPuGAtmZYDKRJLnBYqcMPDB1Z2GOx.Gx0Q4BzBGA1nEok2k75xJx2GNbi4O242_jHCz_O92iJiiUiOhwr1llXi57y8wYoDK_vsqLAcRf08WbxVAiuRCcFfVMAYgcF6YYbFgjQ1KBSf52GE1uXxpqC3g9pkhIwsHHnv3nQg3PzxXYkNSa7jaQ5nBN0u.6M9Pr5cMOk.WkMoCXzJwqi9SFfitM7YRCfOf1XnlJBBiUCqDOfGm86fVHcEUm_QtO4s0k3OGKQvk9RSa02B6R0x_3TL7SJUd2t9eRSvHosOs4TooLaFa5vM5yNTye5pHNYSaVPHnwTFXIyCan0SCDVkE2dL6uG6Oa0.kLkc4wpzo2N89LSHPUieLCmnUf3Y4erZhuZX78PumUfnJLJIYZnVA0Qs2kXg17SnU4EUNKZlF4gbhKj28Z_1UTEgyft0irzTZbQtRGnLyqTt15HeNm0c7G.qNACVbz767SilzdCMIaFVlp5Etk4pGARUJmmceKrZXZhyhiNhH52ze9YiFcmt1RUvymZKnEWAAcJkQJphQU0ALqSGJ83JW6kF8YInM6U4nOmMWjiG1aw15ExiVc3U7_4z9wopfH_aZKgGaLKaR1hkbamkWlEsfcCDcWlR0Ke3xb1IzX8O7.UTY8v.hcFu7BSOVH.CSdAhUJqB_gKPt4vgNaaK6m500oRWm8Of0rbkUShdW.PXU33FQtViZglGgp.9.Nehyy0I2Xfvqe9aaWzuYLsfzx3XYwLIpF5SkB.VoeOLVeBVxyQgFsj62cXy5EwzNAOrqmIDdGTFq5xYzMmdtKHOMKEHnRa5UEWWSz6W_s5ujDxJ525i808w7vtmV3uZszDLA6.tUVsiaI0GaRUcVG0SwY52wFMPL71q.AqPA0wp3E_fFVDV21yEVCUAN37n316Cm5X72XQKSBH4CUakpq_A2NW.mW7EKclLnnzd5lSbu43NVbR5eo51LHuq08Dnuhxf_Jwon0c0hZFjrDeasbfTUmhF5a26MI4n9Xvsh0OCiMtyamSp.JOnFbj1vxf.4lGd71zVkAcSK02qijWYhnbTD5iRLcayd9Pux1OpYuFgIqmXoS87MLyW.kOTP957.QqzdYlMUvp_1Cr7Ey5EeffpC_aHlrEmvK0NrtDE7nh4UDpdr1jOQf1z2SYv3_JRv4qvQo3h2YtXedcgLzu5GYn6XlTtpIY9A4eQQ2oRoWxkX281XEzrgrTfXsFRGheGAAaLTzQIwb96rg1CSuurV7FZWTzipgT.C88ZfgLwi9XSDFzVNVKlAM4JmCU"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90faf7366e8582d8';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\/8402397561?__cf_chl_rt_tk=6SXPs1owlUmAwXnGunXbfeh1kGJTcGCbEHBGe7U6jrc-1739178622-1.0.1.1-UOXJRPoX1rAx5udoVA.c1Zo7ig5KZQoxrAu2hfucu_w" + 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