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-902115707276.mit-edu.top/post/0847352196

  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-902115707276.mit-edu.top",cType: 'managed',cRay: '9107a6064c73d6d5',cH: '90jut3BFT93bLXVfAUWG9z3xFbgmZ9fxU0Y9NEh2PSQ-1739311611-1.2.1.1-wcdq1bcuxHG473lP9Y.0IfQLmGYNyyq0Zn40YFLE0oRSP_FrXU3I0aBwhwjVf8o4',cUPMDTk: "\/post\/0847352196?__cf_chl_tk=Hds86jqh19n8tnAYKOyCUFkOAyPBYZDRnDHhHFjF68w-1739311611-1.0.1.1-Uv3RyFLwzvB_wvxEOjMmGHWb3KdxeDaEVRR5cGSKRDw",cFPWv: 'g',cITimeS: '1739311611',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0847352196?__cf_chl_f_tk=Hds86jqh19n8tnAYKOyCUFkOAyPBYZDRnDHhHFjF68w-1739311611-1.0.1.1-Uv3RyFLwzvB_wvxEOjMmGHWb3KdxeDaEVRR5cGSKRDw",md: "D27YGPcfX68wmqnboJRCnhDJi..EVhjpRtJDCHul0S8-1739311611-1.2.1.1-q3rbewRc_L3f2vfpErDbx3IFpoL27PTu0NpT_AMKJZg366NzC0AopwvnJmwW9tKXwtPC3uwP6KlKS5u4QL8kuuX1mx2iZNrfGlr6cQ4v29PPI47RKSJy4DqPWK5vzIIFJmu6I2F0rE4VB2WFobgxGA0LZWtXzgCPNlu93s87WePobL7vAsSQ28T68wfkfWW7hnZqb8m6Pa1kmTO8uDfOzzo_EsPsBoO_9qWolAVIRMisvcCUbl7bnH8Vf5bvh3bp7kFgOUWvqM12IDs1wrCOVL1FDlVvOj1xWEcGSdYd1TRoflqw6yKMqPeUCtlLu1gCSd61UM6464COXinOnx71wIulPkqZWmeTknKKEfZQNS0PfBkkMYdvla61HWw3mTkNAqmkDshF1pSZEd4WapSxMemMeGMz7tYARpZwyMyqgjkPKRXQyyC1dTP1j0ItwGLEQP4W1TrckPhHAmTn_z1AvlifLUFvvPeX8ozvwkHFTJKawIhHnC68_rHMeCkKlAeGdwyMGU0y.IaZVpMzjN5ld7jtQmHBIQZtQu4LZy5k9qj3QLCAZmkSwA0gknaU5o3ktxV_bpRCIz_37xQCHc31pPF34s.KIr692iUyhjRUkMWCiKBwIlppJp__MI9SVxpjQfF3MeOhq3Z5R5GcZkRbbV9u9RRvgxHBwqHQdmy7MsUR227XV8luweWjMiRlOUKJwat7ObihMFUsF1EyZ9K1LIVBCku96Qkbagk0Og8Fy_x3OvgTJKqjQ5M9yl7DpS.f4jEgj6qPRCZ5BR2FyIpmf0DqWkBhQI7X9HbLn95qvrjFDEx9EEVnYpNwqR96q5kfa.YU7midHarnm3QHQOloDacQIvKJQPECi_pAWRqIEqpU5y0RReDKM.R2J6uGJwaRi3yHQ7E0y3BQpvRO7Om2e_nDYV3NKXR5cn85gLf3yM2ry1SKF7UfRifbT8f8dKxvoATF3I3LWnwijz13RP3BwrALIG_.LwsM.j2rcEUlnNF6yegD9qDc_q7wDGF6mghiCKozbsO7JnWGW44.JpEOS6XGgS0nxZ6Ge_mrdIFNFY44_.TH7Kq4os93JCBRgdJD_J.NV_wZHE6.mcAsJGdGsm91eBVXeCXIHXLEa3LYAu4FiDDGLK2UwZWarI4rRPSSptjB0ql1RrGl6ID8HSaTokgF75Cy2cmv5yYd9Xsz7B4dTI8YnSsDMTfUGrvrrBbmNmD5JTwN4PR_ONqvLfk_EXVzVDAvb.PnSJKf.PWQJvPBAehMyH6vkOCi3RYQaZyqdcjwFINxTjMaYHjp0Mycm4kXX0DTfvG7ep3fpFgj1ppN_wm0XUGF8J2Xbf2_byvUMNxxpmhVDC4pBw6jN.1skFknoNqYIEbyYhZlA559_Oq5zKzP5oYg814oKcEQuhCkOHSYglJ5rx6d7S_35Pj2KTyPkiUdFlMLt.zrXXyEWQH2345EQrlxhulWU8.1OUhvookW5SWI24rRr_5Z8YGqkZp8FW987UkxHQ0Yua9YYnuynF2NseN2Smsiuv.ISvbzE_mzK4q8kgYFmtNY4bm8R79Nquwxx8qGKIqh_bRkvJcVTw37P3NGcVzGwvVevb3HNO3OBK7A2TI3ou87R4HaKL660i7H420Jz_xQK.P4.kWKRr_emIbNUvXC_dhdW1.W07pcw6oxcF2ocqonQqap_vP4T9DN3wQCF2fl11IKcezifi8Ke_QmM0BMnWzr98Hsf2JDa5iAI9pfNjtS3GVwPjZnzOXZVMbGSdEeJ4JFxyzXhQMV0Jr7kS7S4bjKKxPnd62i9Yn5cCdvBQoSDflcEUOv9OA3wL36Py1yAExjJ9rnLETzejNuPPwAl_RYTUPzRC1S.EETt9Prx6GBDu6D2D.aM9XESzZjV0_AgthgF2Fy3sZLAwaZ30XqVK0Shmg3KVW6RmACgTjdtCM9D1WwNHUcuFnnisnjzK95lMf0_nmUeTASUCjaKdT1zVctSWW1zirsmyOWysRt82E1AbBXuoo76b.jkjJIECb3nhyb2DvLEZ31Q6_GzSjpts9eg3xgz7E5A4VNg5gPJzhTyAXwW8nn0NTeXpBU9glT6dwmvPIOfWlu_S5ESDwhFqa865dYfnG.0d4dfek2ng5ykNup_etvGW8t92Op8rODqKHM7lCIudpe.1NsZ4CfsbY0CJvuzAIHs6GizADrQyuZWowtSlfeQW6FHN42.Ec.Etkl86Zw7qZq1FyTOSDuKojwaKUs",mdrd: "5VSBUH1.kt7lNmaCsj9.i_fMB9falJ3OiJH1UFfdbGE-1739311611-1.2.1.1-.DobC_qL37OYpwOVjhkH.4ogWcotTzy50o5Rn5lPNWydzCNPrqaXJe5h5tgCUkd_ElxAumr5X1HUt6E9pYtPSjpvv7FE.QyXWe8BzDfCeM7DsYN9YAsJdQa.S8HW1j_fZqFm.uoSAIN_YZK0nvJiIx9VYHYqchkk.DtSTlx78cZEr2Pff_MmoEocZ_RCRLj_fkqnKZ4rXELMXcMjDNAGVknidjuq_2Io1jFvdArT8Y0gsN83pXRNRsHL5967PedFzSci0151BbpEw.XULJlIJISOPuN0DJq4PcoPONqV04Q_U27t1RxVICWRhX8yil2nHTgW2P5ZXZ_fXCcEQS2vP_dFNO7OORNtA4XWmLhjV.Gj4M7Z32VmrxQsr6V.9nmyajTBI2SXcLgX1h80DEiFDRh2Ei9sUsZOGWASr.r96vL3mpNb_04FXLs0cXJRbHWcGMdZ3mA6mJ30halTHR7L5t3E_j_dsJWYO4TBnUr_OtocpUC_.z5OLJjppuiidb9yTe3mmBMgxEOo8GXwSklU4fK4HnQgjiB2xW66FfZAHpLtNPEuWtgXsM5Rc6DcennlaSNxedbjwV5TeIVpzYSK0MjCXfl57cyBHjBjQTck_Lf_qFpnwFruNyzYbfi5mS.FE9YyNJLvuFhNSy_1t8I2A2zrnajN9byp_sHg9JxQTvQL95jIlCsE4UZnF569J8IumjkOeb2lpJbXPOTZV65kA1mwWvE8mcWBPoAgVnbhzQMnpiRAo7WkcijKI5zg9hZtGXmb5.j8munxXRw9DjEiwj70zEXkSeM8ffrDrbEfxv4mTJ3vdpbhKuvxNA2XGIgbM43jMdL5k3WE2L0jm2G1uQ.t26J5Kv4GC9Eq8jYgGoamr6IyYMxLks7SdJMUp6dxkdGwBBPYf9YwUhwT4YLJBVjwlT.vaNLHN5qPb87I0kEZOBkFOEZp5AjvvXjOf4MkAB33GHCOqTJrqr_trgK7IyqTHMFilQArsNCV4sl3ORoCtLdfZSsrGJfK0TwSX0DmsiZ_tW1uIPjgdqiOwGnk_fzLYjnHPK1w2LjMKvNNzCpXy8ZidCRyDCFG1CqgmsIQP4AtA8qntrzRjZOm_shJlB29QsXCn_fTjcRNyl9uqCVFpKckX7FmwmO.sQL6udWJbfc3KBSW2wkV.iN5AUixnDrkw4pO1azxMcIUhhxM2IeDshPUbuJY_u1xI982rDDrEr0h0GAWPkvSogzbeOH6jsZxxr8uyiFYMVFBd5_DuM4rs_tVETYZ3KWiyDmALgnOpUs06Vc_yjEvBCpCT3tclsK2r1nSsTrKl7RDV5BnLKWCKbhuMCsH9MCojuxfC6aB0NiM7XN.mGOVwrBKjyI4dqruHCvY1fQDu7YsspS_Lk13vU1_1sZoEoEqQd46Bzvl5M_BUto_SV0JvLGP.kCpb56NeIGH.2pi6QUWGcHdQrQZrR6737q9mAoKGHJzNEsHXbPu0l7a060gjSqyK7wKnRmWcwkLAgrIZthE8oS5lUHm.jbHUQHCYTP0qDUAKxu6.61fDlHtc.5p0TfxFTmd4RU7MzINbxBEzm0BO2ZCPEZAbQJxpRnd21h5FeutDxEguEEiqUfMJDgu2.E9h0MuNljFRjQwGv8e4ZI2Bqi7vQ1QEPYTyHiuZkr5X9PTZv_BGTrjTBMd_ZgdegoCffIH7rnpXh1gHFsfBn7hgPR93YYjulUVWZ5EDy8N.i2z8iuy2ZjxjMmrjrfGufK.WtttTvDVRaJA78DyUZLsSGYrzGIK.lXqumqTXjta.K2FUZxrXZcEN5oKBQ7uHB1.h0QP3at95jEY5exfI3s1poJTmIaZJqiR3g7z3ICkmnInJgXv"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=9107a6064c73d6d5';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\/0847352196?__cf_chl_rt_tk=Hds86jqh19n8tnAYKOyCUFkOAyPBYZDRnDHhHFjF68w-1739311611-1.0.1.1-Uv3RyFLwzvB_wvxEOjMmGHWb3KdxeDaEVRR5cGSKRDw" + 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