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://zmkqb0.mit-edu.top/post/1542603978

  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: "zmkqb0.mit-edu.top",cType: 'managed',cRay: '90fb35499c13080d',cH: '1BLYB6G0t7IKL0iU20NOFG_R5lr4ZIJm5V6QIW2Xzjc-1739181165-1.2.1.1-_3Mokl4AQT.lcw3f9atcPlSuXOlVbmS7nW4EW7NSoPAU1AA49eKZUUY84nae_d6I',cUPMDTk: "\/post\/1542603978?__cf_chl_tk=JSpdIrXiEGc.HFR7a4OqPEpUVetIP09QMd8Yz8O7YKM-1739181165-1.0.1.1-aDucYjHAZ444.SU0cR.8didWH8ea60snv0FSfY_tzcQ",cFPWv: 'g',cITimeS: '1739181165',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1542603978?__cf_chl_f_tk=JSpdIrXiEGc.HFR7a4OqPEpUVetIP09QMd8Yz8O7YKM-1739181165-1.0.1.1-aDucYjHAZ444.SU0cR.8didWH8ea60snv0FSfY_tzcQ",md: "7G2bYK.Z0qDkcRLy3e._s7QSxA2uWcp05Mu2MA4c5vA-1739181165-1.2.1.1-qmuUxusPsTx.kxgR6VMATxB_yfe3F6XfKZ_Zj_5.EV66RA.30CP2UxTjRngnPDs6EKsg.LEJnUI4seOJnvm8eI80txi5o_g0b2TAf5tlFO4fKR_PKpC9ZhdIFTxt5bZF6oXsbdjE2oy046f5mReaqYW9.d55ZXJQ0vF5zy2HorUy3g_sHNwW.2fAcyV1BEeMsXADPQExq7fhWruqmqzR44iHN5xvh6zCH84yAlSOw2WSbWT52pviAl0SaknzjNipFISCm0rkW_uZKYFF.rmEhujXiHvBlvuqfOveTbaI8hGnz8NJINfGv4mNAjWXCiKZlP8sHi9Nr2Rd6b.h_F3Pxccvps7LRwV_DD_7LtYw8cJvNuDt.1XadkzZyL7Hs5DC6ov_M5CDkYQS9qgrYosSXD0XJDwslNQPCdXxYArozmqgPMROl3zYHjSIzwDldBerhfu6gh46UNr0DcEV.TwYRjWsxZaMtQyOco_sb4KSllRl3zvUqArAzM1Kh_ZFPJDsz_sPLFO.INruZrotIp8l5OfsgPV1E0NhkmdBlHqbonfYEAyNcten9NFbburDF1DCCONK7aBcgop8NWDd06q6jfRyURgDDlOFfHRbDxMxIgtAPGuH6OFZKTTh_uHNIeZNZ7WQpJwWr3Es_XhdkRWbKVhYUrPx3NdPz8RU6X7xmvyapfQICU0De9KPdq_.1EeIedyGEzU7zTwJTffbgUFr3zO9jQ7wSI5lfwJNY_y7WiTTjT6mynN.aVaqWPeWl3we8jXWMA2v9mG2n3uKxHpJppEb6wSqZ8_k3fsrSwCzK1.czpk4uz9u6WhCOKoabf67EhpgYItixAOdcuMqEhAUjKfuaxbN.q4Lo8T7jTU69eMaHd5S6Lg_Ynmlxm0uPdFNA2ntN..zUBcQUgAXyUSjrgOxS0ZX3HTDbF5NGr1sJ8EOGvU1L_kbYpcuivNCqeRSh76kzqtquQiGb8R88oJ1KP6cjlO8TKlm.bZ2HeIBfKr5l5SUbp.kjAjivDAIwT7XlOsC5cGMgpj_1LfZ7qexJ5rjDFBpRBv0TQyUOvoF5WeGtWWGL024zUDZSY709gNFo_SsC5ev8lBnZENdxb1kYk4q7wklK11hVD7vzc5y7t4lKPuxl1v00dLBtyna7thC3te5ZDZrMUKFU7L3qxGXKfND58MxSNK5Z3AgxdzIB8crQ1_8cEubQBZSH57zI4xndgEwNkfg.nlWggHxecab_1K49P03pTkNACFwpa7mWuXa9fJ27KF5fGO4TenlvI1jNcueui4pMT8g3P9lAaLO.fUxixgbEd9bK8s2fTG5GY2AKNqNFQ5kphQtdN9OBjek3kVYZ_esGvyA.FooUKq0OxZjAkdqqKpapFi_VADXPBdhekYqyhPKggtsM7_0XHWgJ706Ok51dS520o4JV66njmpdHklaGBF9JB_hdPxbEgrY3.6XPKE53PxlxUFgCqMZTrz_4hNnUW5.PvCEQiNwFT1S9lfErOP2sR4dC4LIkpXydRa2mUa2liGdHSto0RgcD7cLmgDESJCSA_wcMTz9_hbRNinl5dlYRFcRAutT0T8c62anDmwdcOPdnrVrQ9eL_We8dFX1niuhxcf3f3gpSFMPDz3WjxVcr65SZF_.GP9DxvO1Lz1lDZMlmy9nOjdRSCTQbR1CevEUkEeCDZ7nbMaFQHV7qljf7.sgQ4JE19zdMetFhAW_A5YeE4VtJ66JvbFjNFIYFkoEgJIaUXS_HBLnpDIkIFC8QOIF9M5fMoAjFODzU00VtEtTzQedrCk3RVa0Bj4kuUYwrAKk0jvp7B9eEOz.zY8.uNaRkzzvxH7Y99hfXvzM91fzl6hDt04kd20NNgv4LKiY7CitFPU_yZmSHwZX6L9C7_.pJUr.tVUepspkb2njshEz6rU7xfpGzkRQNA9I9v4b8oz9cQWaZRwUrtqje.mb23ym5IF_zo0pGTGlTA3GjUd0w..CBBDdMCSi4b8HnVW6f58ZsU_CWfXY5rc7NiJYmPcWs_GnGeLY5g9UfTuGeHLAVwdVXiQuJ8QS0kmbJMHde7IVJOUPWcPSHcBwmAQ1jyyb.P8QYXE5gZ659fnJAZ7Px5hr0YSLjCXvzEFgLMtJh5YekLWW01XkESrrWWevB.vdu1N15LnGSTHlaBy0K2x3NRhCrzOBs_iDtHJbrUuc57Gyyi4yau0HjfgISkbN.YfcGSkxHwU",mdrd: "84A0O789dVvQIVJcb6H16bOZG12Am8qpf4M7b6xt1lE-1739181165-1.2.1.1-74vCi09gIuysf87MY22eOG.WIeiZAwewwohL7xjy.ooqheGr.P.77k1cBckOPSEAupk_4v1jWzfzjW6dC6IM9UilnDeMgt1bjtdBxUqE5Wan3ZNmuXY1fSQAJ_.pltH8juqc5mEsDTSb68k1krIOzYUVNbLO8bDo0ktIEfJ3PEdWFuW_8pqQgKysHoXnxgdWPGd6kW7Na9O0ojaiFiHWArGrYfMl3QP3CVbMWdDkpEA11tVRMTd6GD7YnMtkeh2bixBoeb1N9JcEcAyYp74gBVzssIYYcyc8N1JQWq5kklA0E_zwANX1GBeORF6I94Ozc1D4EYhVUJYGIMNpELgzBJ5GQLlfpPNfBb.aVZdE2j9EKaOctEGwy2BR20g0MczyBmJkm2jELf74b.j3IiU11f7yZLsxIhmPDpvxMaI6S2iD5ubiUePD957HAe8jv3wguQjEObKs9RRsoCvn8OwC7amHJCGm9_mcgGeGUsxkgI0MEgTSmlD_3GBGmBzBfPzArdq1R6_R7hNM2csYzMJUcQx7gWwEMIeQYvlhWVKoADiHAl8qHRPRFFvQRyEtQSCumSkT7dWzT_921bXtJq.4zUsPSgJtpXX.P.LBptZrqlGCFPHHAfEQo8ObkiLJ_EaPmrGLkBbcMBTTZJeYG94q9broOMahBWH6qcP4xDbHH2K4WBnlFZ5G95OKj0vpV9j4Ve9N3l718QR7r28AIbZyTU7s9iXSW9NYUS5sQWorFp5wB183N1A2cC3I.Ev7Ik7leblRIXns.wfKxlJznJIypKOXWGdFpctIXkRMhcHWsv09JPHnchxa.2gpod9E3HEs._WB99p_XAt8Mpf_bF631fqhCWIBqhAr_mk6.FwYPfMwcV8qKkOc_77zqUtNxAQakPaPf9OQWKInn1la9qHam01aaw2TABicMmio91l9yb311lGkz_Dt.RvyzG9x2yaEkmy4Z6vdsIYKeDTCVOU1vvgwORbUn84sXWwd0EZIPPHNYOoURjUivePIfbApNfQWvpH.9PH1FBjWD6viW5A23xrb4FmVB9kEhf5iZDRHPbDJ8k2nxmnxTG.X9bJcY0ft3euHB4aE2HVATzxncGtqb2Kypn_42aA3b87gDAVn7RIoa2kvm_6gjqkEJS7YvV4rOen0xGqkjy0R_f.4p4p9sVB5eyXyUWzUFPSU3SZmIR218qx4xXHtYQOrN4YDvl9lFypjyv3WkXiCBtw.5L7W_d5hf6aG0jOKnJ6LWSWiFl2IOv87.HeQl4IyDI3nQMsMvZgMh68IjlZpJkW8NSLBgk1Onkqtd4p6gR2vPwfJj3g6iV0Hbm_Rm4C0Zv4_f4pIF3trQsw7.EmkVQIAh8Ykj4SENbdR2idq_tIb9gpD8BX5bnalFt2kMmxWu0qurN.qwBPNpSQeuQrZqOy2vqvi0ypj4bZRUD_m.n0g7WGZsg5JdWd7IOzmcAr4MliS0.PgJq6I0MxG2RD9zk2rudvyJ9aetsuVItYm4x02Tj16x3T4H5sCo_AUYN9JLps_pdpBipIMgEoRwriOZ4DBC_qWk41_5HgwezrCU5nCIHRBXO3C9QuBLCmMH1hKedon1saoiD3okwkN_XDVp63QA5jbSLAMTMO8JxkRUhSnrxmNX2BPmkKIa.CWUuTbAX2h_nOzZ5MQMyF6yrQb3JzAgPnkMiILbj5zZsFEqNw4nqLslKrVLH0ukexOIg2N3syQTTrzoDS_0f4cGbx4FjVUt416oNNWHONSctW.gcM1Fm8MN5N84EVubp6XeenNfsAsFpN.O2fRbD5rjGIiQzclf3GiFg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb35499c13080d';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\/1542603978?__cf_chl_rt_tk=JSpdIrXiEGc.HFR7a4OqPEpUVetIP09QMd8Yz8O7YKM-1739181165-1.0.1.1-aDucYjHAZ444.SU0cR.8didWH8ea60snv0FSfY_tzcQ" + 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