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-aff6rkqcq.mit-edu.top/post/2986510374

  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-aff6rkqcq.mit-edu.top",cType: 'managed',cRay: '90fd00d69a613b92',cH: 'lUQ7YEZmmrFOL04iMdZq9f1tTSxbflGoDW4kBS9s1OY-1739199988-1.2.1.1-Z6oENCjkQBR1qWM3YMryHBJpLMydAjkXkF3gsSOEW.UufgnrZFWd2ao3H2ARBn1N',cUPMDTk: "\/post\/2986510374?__cf_chl_tk=9aiA2mXUvwrjZUHbgsFRJKhZvpZ1ohvzPs6LIynYEF4-1739199988-1.0.1.1-0tp51SgSSaEc8zEHZqHb2ltelqe5vKVdwKi7a7p9JAk",cFPWv: 'g',cITimeS: '1739199988',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2986510374?__cf_chl_f_tk=9aiA2mXUvwrjZUHbgsFRJKhZvpZ1ohvzPs6LIynYEF4-1739199988-1.0.1.1-0tp51SgSSaEc8zEHZqHb2ltelqe5vKVdwKi7a7p9JAk",md: "pwh_W6wNECGJ1OPDNzYmmjs3bB.ntt0wlZF48ukfFKw-1739199988-1.2.1.1-qRLM.QtcuPpsS3jOHbdtcemrh8Y.2yDaePvuJFCSM2lgfszb3QmGDbQPfP8QpidKt9BYr4eduolQzUMIJvL0XglIG0w2hFK0E47fvExQ9Ewf7MyQDVyyrJAbNPwYUO8LusiqFoEFX.QeZNgn.KC67_QLK1bvkZld3tLqhK7uZlZeC3h05kfPS50iByXO9AFPMOW7aPPr6syIaEQJcWOUyZ34EZosCCiz2yQHz8HXGCcSrbaPnSe87FVYNoO96vGGacEVnuW6E9GnoSZNkzjGvQxRTVoR0e2w0YHujTcSDhld6JjZplroPBRdek86.ORyH82iT2hhUN9Y_lXlF4k3PsrTQ1WAfJIbvDHdE8QIBk7JvdYiG3b6GCpeOXb1aOjryk2FQBJF6jcEyC8e5ihRaqpiGyP4Vjkz5BBy1OFsvmE.4b96Z8xaDei0pMZ53umYd165GHmr2mxywQUg.scXiWi7idpojIRa3dCcwYshMx28pTjJONeDO6vw.5krsJkTSjiSII6HuMyEn7fYBUbUANbR5lST5RAi6wLx3pn_ZOsqUYviGXgbYZh6L_FwNoPDnSay2aUE7.xMggMEiMdObAk3xhOryR09d2rymL_6FVnpcYVLzQxsjyF_CsAQnx04AItymWpyuJzeqFi6RJY5d_Qn1PzP7EfAngRPsRLSIaOAlvmGCp93igyB3m_TJyMp8xGe.RUMXy.KIl2sarY7YTII9ELHDItSmwKct8ZzS2NVnEJ71zcPEtnGqBTS1tqiAiIE.XQFoUw5W.YMPF7iEdU22x7WHwQ_vbckcSg.F1oBquXN7rDBiYLM5JaQjzBWw.TLdAhss.1JeXWK1ut2dr.ah22Tjm41BKaQNPvzzPIIXsS9Bz54iBo2hHfPWnbYM09Q6DUBu4GDKao_0hkDpwYdLVFbMf3Xje0oJwskhVB3NzGvcP1GHnPRB8iuQKi9aR7uvxE0pubGAijQGFfE2Dug8WuV1FaBxoOhmjxK8riOATVLgJHHU0JhlA3YFoUKj73O6Y0rJHrs2yZ8XVJGE._F4UC35MurcpwwUa5g6YagRMpMAiVQIc60UlZbzpdiBNbUNA0yeSCx8w3gmg86D_92UFDoOtl9XEsM234MFdNMa1OU3EisT2gwyVEr8Z0bdqh2BB9n5rTnLOR7lbxa7NPevhCpnRu4jVQSv7L8fc0hO1uyNWxOgVg3hV2HshviZ2.XRUOHgZnjt7wuDlFXuqK9eyRVhce7HBtvQPUs9Hwacxt.iP08U5rChHGEpipfWumNHllocVO.eq_JSaVPj9rs7yyvYdayrh43y_P3Ugos1tt3GfeK52xgVPxv.uCFgdMu7nRDIfrQpdFIBie0tQ1TR0w2w7_mcytjAvJzWISh_V7s5lWZA1pFqy11oTpKBRH21mwIW6itrEHuBMtTJ5_gTy8fGDUc.BpEl_W317AWdRemQ7qfvEasuwAIfITX51HkUMcHHrJI4JgUWFqn7UPl6p_sC9r39o7FIgjKPVKD7cT8zK4RBk06humBjaBZvKaLe_nNkrQ_jVkzlSxuFzMYhh__LbanR5nc6lwPyhoT6e4Ts3LoHRV_7UCRr.QyTmP3oqliAioUyPP9vwpvKkTKJBXyHxO71F6Xk3Apu6SquvV4_7lQLydcbXevk_pHmpP_d0lWVbGTi2.yZjUGN4mJT5za3ojIWReGwNhO3abrXgU_tJIl.EuuGp3Ci5ejlLxqVYHZccGjY2BxLTP_Nkon0uG4PV92.Yn66IAFYn8w_TcEJtE8kboJiT_pS3AzYYH.2JrWHnDw1E7uLzehYmwx2jQuT43YxNt0kDcFt8khczKYNxznBLqRkcFq4pGUQVQjCFWMbW5v.VC9clZzvegwFMtS9L.qRRxqQSbh69Bi18xVvBKnZn5cqmWJzlAEKnpls4tcU.HhWpxDgCfJRHyxQfG7fkUzkQR_KD.BZAPhZpAHWGbrBM2cZQJsvjvebSwZFB1u9kva5AWHMPauz_dYZ4rMhs_qWfIQagex9k0SvPdJ.Sr9eTJmr58gH_8Aw3d16ft_lLwztOuSUrScVx9rqvJQdZrhXTigiv_9Tzva4FCyYx7GJ3pgP1rD4WN7ntpBniCIwsupml89pGUpH9fWdVp6cP0t3ijvurrHZcL9o1npfw5syHxSH0VCoM2kx8nAL395A7DqHj0kdR1Js4z8jOdDM2Bz_0ewFwUrQElJxvgPCjLg7N3pYRuzhWw9",mdrd: "fC9nRUlgcfZ_4MvzS78QuTCh10dWJufP4ZUp05FJx5A-1739199988-1.2.1.1-kQYXP_B5eMB9z2S_yL3oqQsnD9no4Ux5hVEwdFlWX7PrPdQfjmc9FlTwrFrkUHoT.2a5dfdQ.K0CeLcLgWGfMndjggfvEsrIgz9YwTXAln1oDEXaTN9sOebya9JkXafLjk7LnBJ6gvJRU3MPs1q7XD.P3ILRI1b8wYq.JZuV1njUoRL4RWSj.secdVAV9ZOWHFmedL7M_.Iz7n0CJCyH2XkCToF9hDWcbWrrxwnXG_5ioTc3QjkDvQe8Rq_dmgM4oDC043zHvIH5g1r.O7XENs9rYvUNWULcFfRy16qzqQBJj9SNauy18Na3hPy5uS3zlzsw8.Y15BtfZnmqYmL5uVgEoE7NBQwhSfsxQOI71nNv9BR7fMqfw3g1kxRkN_RYzYsRO5bO2SzKNa6JWX0q3m7bnvq81Azoch450ywVWzoHFsAgGPoY.SiRDf9Onq3CjcyGQj0Bdxw3_YtZjXQneT8vTRzZ4F_W8zQblhzw97ZbTstH87LRXKzdkWVGKnrEQERjjE4mJnPZxgWW60JLsUZe3GCpm.jmRS3SEvk9G1.J4PlzPIBy0wDl9LCa9smNuhVUBjaw3Ewe_AgzhByHGwcPMIbAZj90G4DxtZqPF0DbjULsO3du7iAdGpQkK7_S78sccAcB8drClT1QuccAqI.u5gJDZccWYIGyiqLgxxGCugOSKm_I1NTxSeUKesMSF4rAXM9Lm9Mf3kLsWj8Ju_Nrf3h34xeQMAdWnVYSJqiTpKOq8O0pg6JF0fL0XS3.tEarcNUNA3HlCepWo5ipFsqmXsAg6gMcyVY4p4n8OMAz8ac6gyuktF83EjsqfbgVlt4UnMSOEUxu5.YEW4rEh4Du1LMi7XZnHjudKwNwm3YpAjbsDzrz6SunB_eLLpWUJTbHdj5k266nWRXRF2XU6dNtvEXrBAXZeSfbQ3hIVT3MDJxa4CH4tmjStwxqKSLoNxwyQF5aprZLl6PfzNKYMVQ.SWAWLTzVUHPXYd9yHlIqDxm7XCYvyOpQjGP7O1SEsdms_OPwaH5oEW59ZsSa9d4mOCxN517QwexAve0ac5szpLzBlXGb9O4JidLJ6XvGopELbdP1X_P1tQtPo.7IKf4KDnOwRBgbBY8BbbwcShgCaSLMdrWJBgyklxGqJiB8JnUvCB2KQ.aOGdz4SQcejc367XK.962A0V9EhMVH.X2neT7a58lAKp_QAX9f70FaKA.BeGOi5YcAFdnFP9tY37mz9Xktf6CuiYgpJe.rx5n1JuI8L65slTksKoIXC_vXDPYRxpGnSiTfFR42WK_UdImPTsU2iR9dGCjVb6xrU3hV6PORc_2qLqoJWMyM26VLiO1xKZkx1sZIxlYYdQa2M3MXk94fSpmSky3B_nBftnLUxxcSVTovvcaxKcvX8o7o475_GTIgXeGkhiWmIk67OB5uCR._72.nXIJS9_7hm_3aRkok4uw2ehTi79y34wKsOn05UnMmiuL60S.z37LXdFn62N.SLRWFvyHPdUkCFa4A1O2X8Rh..3Mp08PooquBqq7wNocMqA5ktVLtXN0M9qAaaFkIonUxeTHg_mAt2.FAnqqAAD7PB9xYQTHLZ7X5Sd2HUU61_uZEY1JAPn._AreCb3kklat8E1Aor3wO7JBFDs69FpfbxdBm.ZyCB8N8sn_nP5NeeXW6qbFSu7ixzErDFvyqdX.dHKq4FBJIrQk06wXIsYs8hcA0x7A3vAZZKKJNE_sDUuUa8hgBuy9SAkjQOraXKrIE8Bbf6mgg9eS7SjFu577nBpu9WBK5g5onLiFSuAvIqmW8Tqd7iDNqDDa_aMMVUvypEm4Fd5LCInU"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fd00d69a613b92';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\/2986510374?__cf_chl_rt_tk=9aiA2mXUvwrjZUHbgsFRJKhZvpZ1ohvzPs6LIynYEF4-1739199988-1.0.1.1-0tp51SgSSaEc8zEHZqHb2ltelqe5vKVdwKi7a7p9JAk" + 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