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-232415117265.mit-edu.top/post/6309458172

  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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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-232415117265.mit-edu.top",cType: 'managed',cRay: '90f813917bf8c990',cH: 'U6cHDgHkD4ZxwPzNRkWp4vgc3Nvo.DT0HusMPydBwkM-1739148326-1.2.1.1-w2Y8DnU_bmzmXpVKUXmjgfo2Ex6riBWuXxBcge5mGjYFa_o0snSI4yXpFhmnVv4f',cUPMDTk: "\/post\/6309458172?__cf_chl_tk=eew9Zb.rRpssfhumLxSiy9IsS6i1QYQsr3.TbLmVZfY-1739148326-1.0.1.1-8urDR1_CRfDY_Ec25PS2F2Kma6.VyIe3IKB1x3s_ZvQ",cFPWv: 'g',cITimeS: '1739148326',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6309458172?__cf_chl_f_tk=eew9Zb.rRpssfhumLxSiy9IsS6i1QYQsr3.TbLmVZfY-1739148326-1.0.1.1-8urDR1_CRfDY_Ec25PS2F2Kma6.VyIe3IKB1x3s_ZvQ",md: "szlydGjq7PhhO2skLIp7dL3fgJe0dP1cXydVJP0k5Z4-1739148326-1.2.1.1-QigDVttiSuizoOjGoB_ZBjgdt.wlU2hhas.YOgXl3n2qa9FQNSEhYsvwrjCoIi6vWOQVjEw59qOqqetEtEKVWVml3Gv9dDfSNpMLtkHG3RyOadRD1xNb2XFeXlURqM2A4SQko2fzVzzyDRxQPmquZXbqZnm92gesW9e6NOIRNfwcwARUbcAt1HoxcE2apuhTOyDfYhSk9vQ5UAjvqeJRrxeedq3_meJD4DCKHnJ7Eis7LnO7IXpz6WWK1y9lMelPNC4FvfS1O4WJlY6AdJFx1u_Vqg8abYE1Xf9SiSxbx40KQX7LM.zNVxnIbHsIyesI8xeW3boO5ta_0ru1dt39QxHiY.83RkeSbn0wsXlY.9bQ.thYKvdg.er9AEsc6cI01G5sNxvysNrzhk6r2Yb3k_mxCWOdDeWAoFjlW9KDZK7v9M_YKRV9gdxaZMqs0YxnEpwCGV5YWERsgPbhYdPQojr5kPMBaxulzgAqG8_JVy2yPqHDiwX1au63Ne5_lkbUnbArV.dQX7OU0kUatpKZthYCtpnPjD1MJPweUq3vRCMHOuyjnOwHDmCo7mgkisC2_JQnT3kDEm.RkTMVil3tPlQAyoWjuddZoTxw.XVak08RcSAkfp55W6t0u2l_p3yxw.PUMUH6pJhSP9nnV8y2NAlWOyaDn7szDTeN75GsN5xkEAQT6GS.nhYYW4s_CEjNDE3Z9_mKkc7Dmxe5.XNJ..iXk8QeMPA5JJ4hk2H.TAFpfnYTvBBtYeYhCTF74ki.QYGAB_vOLcqIuXE.TJoHthvgVPQjMg9oOka2v3Weeyoite0CSYc.B5M4RlvIrENgN1DWPkxR8f2YdbSamumFvZsHKYuQtu1U_doFOTNLpmqVuJe.WVbdaukRqBzeJ90Jcjiu0PtfDJMbhcmEdEezTnRyEiOjUMwRlgfGFdOEn2cyuWU6Vt0MVin06mfypAnH5snOvi0Q5Nh6tNedbaS_LRUKnJRb46nNWpL5t_WYNdMY0pfyg63CRkpGHlkAVx90nAPKlMEbrmA.WG4x5eV96ypeklDvOrKBaD0rRkHWsI8R6bgnAlHKihnQzyBXjwaLH9OUMGu7Yn4LjZczhe2F2yTBcckXrd04oWIGtsK.L9yVZaSITC83h_t8wrFGDlxNb7jpzkf14PjKa0LFLjrS7yf3ZKhBoSjmJEemIGpikjclDnLCKV72A8U2b6MLPDyDfbrbCJKYQkbBthzAI0KAIOH83ssjB2tcs50YNhTnAPhooUg3XwVUJF0mTPjhtpO44Lwdjsc89EFp7TE6wp33uEgNmc2X0k5fwxDlQH1qEl9qOawIgsiADLH6MxUUgj7uzUx8k2OOuTN4gXla3LOjq8nJEmE4Y9ndLd7MfNy0LrPUUECAV.dqAbunq4Ve7zOh9u5Qmqgq4kK4HkHQRbmSB_NLBHRjYE3UxkCkWzN4ipVRE57w0nGTH6BY4sNNZ_UWGCQwbSf1M99IpCVxmVmgzm.EnlDCwjUkMkgZu2J1Okdogpub9ABzoz4PCaDhi9rToGweVC.6RoUKAbWdEcHSSXktvJYG7V3aBYNvV2LaN1Z78BdNv.7P.AArRYYEDn8snaoT9ObHEdsy3y.Uh5raHc5GJFM6Ga0._JI..3LeSKu0Lj0xWv4yWnw8MdLDQ2TKbPkLxgZar5LQ0.0c_N_jszYGi7GMkPjxZmFq.j3dGoMV98VJ2Iw061he5bn.6DG_GTsIjjL_JbNa8uL2bJqEgS6wIAX0fmtuomRsNQ5Iv42.r6lfS8OPssO1CAbSfWIzo8.gc8l4D2j7X1as6ZGkHZ7ksYhnoNKR3biOMLlxhZ.r.AgkvGqPimbuz_5nIhH0g91xNzQgUPmwOiyFXEePEXXXmyFa9mIVSEpZXSKqYveeJHp8H0tYb953fDyPFptnQEHxbiRNSgJPkFwFevUA0RJm5tQN0Il6KVYBR_tpYdscgOt3p7oXW6lO4MaCMSzU0iCgJHZtTwcRB212BLZzX0EDk43dw.cH7ieO9ah3z479ILUU0kr83CQHADdvMqFxH.mJIsZH1LoEmMZquDT6Lnmt1Wn18vbTj5qtK86q6sIqwm1O8MyWAuqyU6f1RSV3XOq_RS5vvn39_sD0q_H6lSdYs0IqtJ6k8UEZ7oG5k_mHx2PIGszGjLmEQraTWjRefF5dTDONHrYsC8Ik6UBSoAM.3rM.Jb1kG7_L7NovAJxrQBtCftx_l29xDoX6Ctss",mdrd: "DPrHD799vlhryobJnqFaVmsiSYu9iRV6unMT_VRd4sw-1739148326-1.2.1.1-cTZzdZREcPN8CvuSro6moBD4sZuh612IKVBiMK0OU6jay2TwQCuBVyz6TsKVvUaadwveiwSuySY0tFMjOkS1FMC5pU6dUxJm_BuKYNpoMSZK6H6Y_J6zY0bt7NxgKqS1bT2OmOcplRv6xbnmvndKZ0EgLsTrSr1RllogkWfioFC76nsCmqPYXDT8Y4OSasueLZcEDtsGYl72GMoWu.4Gx9tmFb676snRuu8B1dBeeosb_1e0uECzv2qAASXufL.JSmc4WR_AjwY0tqPzvI21n.TfzWeBQReAZVl9vs9ZJZt.0tJAVJ47ISSuz_sGeG6aeiwsbuyGWzVZ7SOkRKcM47Kn2MVPgASll.4ENzhfNlriqt6uDvY6vqcnIY1GvyJqHKawOXPdlc10oFTp51t3tzfFS_SwJCefKmIYu00enog5PK57Yon0K70bejxtMyL9UQQY0z4llHdg88aWDJdLIPB57R.bCnum4nR_S67J4Dwd7O8G9TMNBtc51y9oSFuMduM6F2qxv_L3.vS.yGRRMqc3IpGmlqcI6yYmaKlR3N.3kqoQWTaNKKCM5oygItXVvg5NRIOrKjACCN6LMoPMcuJjjZBHw5TACReaAaEozzyspfcRWAUf..8TqAdM.tgxl00Lc6Zpk5sIXeOrwzDWChUBC9fQJaVu4KkROsw.1V6LPQNdf2_knh2DvNWFaq3mYMeeJvbQlbvRGfDqoyDp3tM9qFQkHptj9idkmBfGUH6K.K2vKj1UsljK_rVKWVHmT8VHsD84A7HNug9J5.xnXPKh5UsvGWUV.eN_xL5oWdEg.OVlB_L.U0S2gjPpfabLsXb_DDMvjqY8ORRGAt5s_MDhnk2E9YlUBucABHFFJaARYfLjydj8CBoicXlPwlLqAp_pKTv9MF2oXgqbDsmCx0phFcMBFDIU5RFsgsRKwLQ8iaCH4tL67VZYIGCJHsqePEvViyIAc_JlMBtxNQpBBgenz_vtWyUUd8c8arcCWmKZsDaIH.Ee8rnhZ8dagYVUVVxdSTVZUw9LhFiK6XuymdSqsQJ_Qs7a1ltP47UPDvWM5UDSV7dr0Ikc9E2bgOADkOv7QlUM.ksKLXtEnWOTYEiC9TsiszXrgD5aszbzGOiQr3vdCQr9J6u1BUn4UlcP9B.w0ffHDdI.b6Q0WjXztKGJxUphVHt7IX7uLTdY6UTxZrQkMGV3NRo8rJYwe0gkHQE_7CtLpNP2zGmU1ef6ZtIRUqDmhSFs.dyequ3QYL1Y.sXka97MDlqHDZCADQByVtV3xa9PuB6sqjlahC4kqEcmPrnUiOsElqr4xtSTNBOMK3zlR0pjC_OkHm0CIXfQcjEMfF29jE9IkF4cMsZUGEMRUXaTYIbxG3llV0yg82gKVruYrZj7P9NxVntGnS09jZVDWNIdsnAHV6xLnDr4Y__TTsRIjxWEiIpdRQjMgh2995MU11Az0THKHpfAuZnbDDc4DoIOSP2J9Hf0m1E5CpxYgnFzK_gG0LF2KvJ8kDOek04lKSVRYr3Od5_dqspQWtM1EYdlNO2GIm5Qd1wT9uncLTsTrfka7eYMJOioM5UhbeTJen_hq5qhIDcmbjlNsXi0PZhPc6RI2IdMAD9nshFRFuh6x90YLMhGPAcqn74aFVmeVSE2FZ.0Luxxj0mTbE1h4gUoqc.5IcR5lh6DuNPKkucvAg.6oBYayMFvF5eBdBywKTTKWx7W07XiE3cJqAqh.sF60vKaiRAcqDFdAqIl4j.Z73f.0BEg4Dr36vM9dxUn7s8OgwFb_hLJqjTZHYU6B5VKOk2vBlmYvy3CbFemjiz3cbqLk6cjgSUl6d4"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f813917bf8c990';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\/6309458172?__cf_chl_rt_tk=eew9Zb.rRpssfhumLxSiy9IsS6i1QYQsr3.TbLmVZfY-1739148326-1.0.1.1-8urDR1_CRfDY_Ec25PS2F2Kma6.VyIe3IKB1x3s_ZvQ" + 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