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://1j2e1i.mit-edu.top/post/1076834952

  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: "1j2e1i.mit-edu.top",cType: 'managed',cRay: '90f3b3226def9c52',cH: 'ei8fTZ799SlVul8rvfJcsHcpQTKRv11mzdsBUL.0jJ4-1739102433-1.2.1.1-.7.HfKgNine8LMB9IqMiB.Pzw.nHY0YLQOOLZTAqFGZK37LcqFMDahK9axyWyI0Z',cUPMDTk: "\/post\/1076834952?__cf_chl_tk=xzW5_spIM7HfLaJlXzwO0Na_ELDVZMg449tAddvl7Zo-1739102433-1.0.1.1-cmHCQawL3IMp6W5FgkIDYlvYUPo_CzzCewQTBgyjDjw",cFPWv: 'g',cITimeS: '1739102433',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1076834952?__cf_chl_f_tk=xzW5_spIM7HfLaJlXzwO0Na_ELDVZMg449tAddvl7Zo-1739102433-1.0.1.1-cmHCQawL3IMp6W5FgkIDYlvYUPo_CzzCewQTBgyjDjw",md: "CCVx63QR9999CmFcDRBg9S9oQqsmDtGs6IcOaJAlrbQ-1739102433-1.2.1.1-2dYjdunPmpu1NSM9Zs17oPA9b2r_jZoPJpdVaS01cZwjFV_T.UTfywSJZkl1pB_i._DOw5lVq1x18WMlZY9M15vsPtQVENoH1pPi1D5psWmzwyVK4C0R5wMLmLFg6wRpK1tmTFRJ5rrwJoYZKPv8GovagA0KEAyDQJPZlhHRem2LlICJeqd8vOPhEILEkNHoLIJBccyub5w8oJQS8QbZh2KfnJm8oqqt5_MRmHnztU0DoAr3xPVRM3oFjxMWqmG4h1mFbpHkUEbyNNrf.K1MJCV.gGU3KEw.3vBXk.oGkopN5upPcm00IlKoI1bhlkYnulo9XqCii0YsLe_unxtHmEXmBYvek4oCBxGx9x7fKbTyZXQ8A31TZkUHG0482mhON_eoRWUEZsjngTzSjxf5iQQNMIwFXxoiJOjspPBmHBe759Yl3yx_hz7wypLXUk1D2hUfcjuwzjiAm6D.7QhW5x.JiDQSZtAi40EgPhGDa2V8Zivm1f7WHxNZdV5qeeShy0WVcv97c910oAsmNUcieR8QkEaRqSByIe9_VBHHgGSP3.tJj.yH4ejU.pFUMWWy7KJlTj3JxcdJoOefXMhlnakWyyKIyrj99Km9pn_zqwU2k6zAdZrgvflGLZ8JB0SYdxYiMFk4_qz9Wd.h1IXOLJ5HEHNlp8h8QQXho7Y06veK7wV_zCaZD8WQOEPZoRW_E.bKbsY3GWt6AUQRR06tEvRrrK9Dpdqw2jD_K275FjrxAe703Mocmq9vXeWJ61Nve7lo7vX.zET5hv54uaFKsItOxQKyJ.sJdkRB6PRdmELtcGnQ1W.1elXUhY7CKmTXQZAvMC33kl3PZzh_DryXBk14NiArV1gV2jQMpo2eITlfJMtf7h.IsJ2v6Y7kHTnOXdqjgq31Bq2HOaZq0YVYJtoeTWcJn10..V3RquhCcyCqhoW9aLfAPtz_KEBJfEjVAJxPxTFjSIfx5jsPVXl4MKl3Uj1jqoZe9bmicgkvrTPPXa2ru_nzMT8J9JaHnXFNraBMVNEvGaBweQvhI2A_xJbK1mneFJWcIa7Q.MLGoaqQ7BCmPxZR4S5VxUZAjT97sNge537kDgHE7z5o5CLofEeuiOV7CYTZ_HRX1O.9sLq3hSgWCnPDJWFVT70dcM830jLvjJq8s0NQL8Dw6vnnkWRbYwzRw9n0tVR2BOIc9PyjVwi6D.xt3k73T7U2VMV.RJHK2YlEUn942IeI.u0SLxAWcJyHp7oDMN8vC7x8snTUdvxSlR4MzSmYhEGk7iVwHoexG4v1pqNlzveXHETrducxaIH1QiC9aw4O0AF8R2AewPYw2.nWKnj4j0a7QIFy0MaK8axS8RiQZW9wULiIpSxvOF7.ywssZ6dflTdjWOmbVxFGo7BryoXKbUyotEO4ZwYjCjhVqkSiiTSrYHUpBrkwPUIItFuaDhXrIdsQ8kMwXkBpmyzQX97Bf_3irvRamEEQX91Y6C9Faf7W9bh1jnXmahZELaeYnYozhslHP1wcSSzTBDvU_hb184RUrASmg6_QYABMDGD3JoJWyBBeuGn0oKS8NzSaloCEXnmt_L0PhFnH2aQtzt_H2f4cwRV_.xdJ4uCo0Rb0T54ZjjbFdh24b10DKRncDu5EuTVAshCbfHATAkMPlcu3WMCEb4oC50QfwooCS6GrMr.mStx28frwi_Pg2.NVfTCGPhv5_kwOSDl1zrVNLcYh2DkIKXxITB0kCyVcFjdSxUxY919eAhsfYVUMHLEUIbIx1yXBXevRBd5MnATahjnurqJtRBcGF3hQKf_ckCR0.rGg1qoK98Kjv2I_.fSakMDqdsdgFZ.jFJ7LvMKf7zbHB6WyR0djo8ubLlc6Vi8LgKAfJrdfpIZXqT109c_nh8xpkoofzjZqOZ27jJ7oho6gIVtAx4.V.N2fM02B_OW4PNOzDRYEXOKNxpxG_tPNPDbsrE7U6cyG0bDjlCCy5sc.utPTfu2ZFZFGoSs1o9BSHaNfGB6oXQNoSAtk8kkptRTXMlujTe.0QbNNI42wji9MGRfuFGwyp98TJvx3RBjKNWzyPNUilinDF17zPQmDR4JoMF03YveB4UIE7PJ69n9lkKximLPDPERKkJcXc6ToeVkoHV9H7ERT7iRNaiXP3ep50lrrH8.4wJvIxO2GNJ6marR3HYx4DDqop9kLR5DpKKiklxKRIN8ztVzVGGF4wyLhYpGlKDM",mdrd: "NjIqaLdqf4yMsZEf7dpl3p4yi2y5cJ1crH.BVDn8yHA-1739102433-1.2.1.1-wkgIVWrk.R2kcPiuWGGdKSl1Mx_2FUXPw79WGJIbfOEQ0g.5uykQegj9uNwHTdWIQvH68RakqRYO_mS_KWy8oJMGnKjZwClKm_DRnTzI0.6XXlCiWbVYGVLlBzC8rlufvLQOqLRa3HximEGHmeObjzCqNhTBNdIrVrTwm6F4BrxtDXndbkiN3DMz6Ul4lLh91zvkHIgf83cJ5kVlF7ilDR2aUYt29zUwhXXSnj1uBksZwy11B8X0bwul6VZ73p5X2cwy_YXO0gE0Ex3JcTWYL_u2NfSffJSND.nSKthNb0PfpdqxAHvl11CJU9z225NUrdsRlOH0b6ZuVtySdCJT4z8pErJgaNcI74V3FpZcEvFD3y3LNgovvsur4mb0IWttvHFhcdyvRPBZQ5ZFE5ZysUsxkX.Oc_k4Biz6oZRouKEcVzRmFIXPFQEqpkLyA5mFjgRJ_MtDPj3tpPuJMlH.dBTx7IUSt3CMHUlshQcEZsgm1Swc6CKb5Ij5c2bWawmSr6yt6O7FSft1EvkYTyAfs70ob_lLgSULFGR3Mb9TnxTMfv_HahOaK.R9eGK7PHMnxY9OKUXV9LYESA1ehZ8mP73NbD2jEH.6u0DQy9ILRTLviKyzySEaJ8dsVaVXgYiyZdfRMvUG5mmK5qSiWjseHklhNHyBvh07H_v6LnZtTpC1C1LwjtEymcSvyHM2iFhoKDJdnwk6blqX4nDeiPiLkOUfyrEvoIubpI35xt1qoIz3vSC2ZjCXVg0ZjRz4mo7zFVP8Lz1tLSEl31.0xSeEieSTsEHorUyk2kHgzOL0C7TjEtSblMfLh4eQxyL2xZRDJAr6umBnDugrq_y3JsCFeq7hffHYeOgtr85CGLXT5PpZW1sA0lmIvPzK.auIEkDxkOZ_i4YA.w9HvrbeUznAN6mwjYOAb6aVbj7N2uz8cXgvYOoc9mbobl124wkEQYSFY3XVjemjg0ya.Ux5PDHef0oPBuJdhQby3VPwRq7QhH3KjyJ.XhM_gTzaJvjnbnTkLAn7ZI2BHWktEno2BqFEhRIBkwwjSgVmBuibmGMBnQLlCw3VXne3iyla57QPMpcDXN2KUP7rZAYtsqYsqQaOM06rvaa24LQx.y8zHDZ.vBA34D1k4BYBVnXakQhTo59xDcWaHfKCeuIhT.epQr3WjgC6jFmIys3Xff55kbRxMz8AU07.5eMIlUV2rS7UTpb4EBLq8ZRoL1DDUxJXr_m2FZtplrK9kx4N5wv9x9OZWqkw0pTL9JhRjalY06N5kOdKpSal4lIXTrNuNuQaqw_SgWNvk6K_3bjS87TSe_nfIBEUmtOeBomPWt9SLj22wtcLPyIUQH4NpEqYnKULFS00S45Jw5j03dMPvKd.4jI4xQjtecpD.GC4A0meBgcqDxjbaYg8sloJrnh0Ais1cPqR9HK1h1s6sW3yXQX7wzFYaMNecN1BJOWcG6ldOZ59JjiLJWceKTMY3LbEhSsV3Wa0vwwjjVI_lvHLyhRO_yo2ZXZNZ2omRaECdvrC.8M9gIXnSkoa2gvx_XRWJTIDp2Kb7g5Pz3b.qM6uyEBy1SixeWIRwxjdmHqPTjikYrcLdadXeyCTDqj6L2gjInY.uqH27b_trRdODl5g3GGXaZFFI83HxPSHDKXEJzlj71a_B8v.yxK4e.zsT.45sbUO6wdzduOc9LLHkT6g7URNs06k91lTvKjxmvTnmd.u1egNcrDMIPHd_szIKt2fJfEK1ZDVHpxkFgFbkls7ciWSZ6_LiVBmD9vptAV_MeanHucVuBTU"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3b3226def9c52';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\/1076834952?__cf_chl_rt_tk=xzW5_spIM7HfLaJlXzwO0Na_ELDVZMg449tAddvl7Zo-1739102433-1.0.1.1-cmHCQawL3IMp6W5FgkIDYlvYUPo_CzzCewQTBgyjDjw" + 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