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-730281285817.mit-edu.top/post/5680231947

  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-730281285817.mit-edu.top",cType: 'managed',cRay: '90f3b34dc88f0619',cH: 'NptwU1b27qEE3PR3KTlM5TssxRYoMXCV2Gm5NELcxE8-1739102440-1.2.1.1-HYMLr7aofn6rlWWq9YsGaJMOx0Fdz5QuKqhHXH01o1rkhbZ5FyEzeaVnmcDTQV1z',cUPMDTk: "\/post\/5680231947?__cf_chl_tk=CwWCA.MeyZUt7zfSrIr5RMoTbJzOhtS5AIrjS02dYdc-1739102440-1.0.1.1-RctHHMbA41HbyA.5.jmKFhR3F.USIZomRRXvC8uS_10",cFPWv: 'g',cITimeS: '1739102440',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5680231947?__cf_chl_f_tk=CwWCA.MeyZUt7zfSrIr5RMoTbJzOhtS5AIrjS02dYdc-1739102440-1.0.1.1-RctHHMbA41HbyA.5.jmKFhR3F.USIZomRRXvC8uS_10",md: "o3V1tpkswfwCQpcValSDV6_9m_O5be2nXLvvkfC0jCc-1739102440-1.2.1.1-CvqAV8baDBUqMHM0CpA4ABTopp8AflKOu2WBHzvpuxq0g1bwkqBSY8H90IcZhpWFgMp91vqfzYwqcHn0Q5m2wQNOyqhyAr.KHwGfwOQAj3zqcwMJRKupXXoFGfvK_cL45iRW9gCmeFpCcd95bo6uNVJDAMlHYLopLhkyInoizhexXouViAMWT0n2RqxwTsE0vmL.EYUrOlTToNOMnEnT76_qX.RJ4he_wK.uwHHtwSpXTVzOkpY3YQUBULfT4Xzr3amyUh9yV6.aYvhwVPsMbn0apuQf0WWWQIjXVm6lnI_h3R_4EsOiEV.1uW01D74XNpzTBDkTTAZxbbhLimWBqrfK1TZv84zbE1BynveDbj9NFq7R0G3CDGX8CIq7vRb2mEDw7MW.I2gK6ziAzNGw9HI2IX0HkLhNpg0MUoa_E2Lk3eIExVkJxH1mXX22SzosdSuRdDxQio3GAi5U9ajT2tOmL8gAlk.Jn_5l8H73qob54ElwRwY4gWp7lcFwkzIO3WXWgurOv8cvnOTmXnJsWf8O.WC7W8Uan1iqus1klVr367nse3n0DHNl2QU2JbR.ML5Pb1GhjxXjyQ.NjDnzUqOBYz_htDvgLw3zcxxT3eRzZisV8WvlAWq0VZF9TPjdRPbb9PX6i8VQ7164EHdiM1YH2yGzeQk2XXxA39OqD6NupI3IQNSFrJ5O_0OWeFP5gPumHfBnS.XlruC..YlTz0mt3plzer4IT6WPWBkuIVdgXnlIwuK4LTXUeOSee7IwsJYFLu5GZPM0c21NBLK3o30ykalUXYgqVH8FUd0yOqy9EpEiT9tRQWofgUvIiT2jN6kxzvml67IEzvt5DjfBCEa1mTtELHxkur_CXIwtYoAyq7iaLEZbK484PsSpQmGKoKoRa7dCkcLFRqjnv0nMZqBA4Rxmos9ouUTeqkzP5dqSP15eLRT43GKKcwIGM0ivubILssgmWnLKFsDYhE6oraS6e1IcY_ZBcDJ.RGiOYKn1jMr_PfrWQzsQtkX6E1bC4cSuEhlVKQ01VVn_ZFCeGbH0IpNwQzMrQyouPCNRU1XyYr8znptL8qNOoL.83I4GZ8d4XnFKGS49HwhpZAr.6Z1x7TT1u8Sscv.pVQh_IhQ5nwbPbkV.4lIYt6lsRmsC7ycqsigcXkBBSk0421C.1XkjWawQpTvvCfimwEVKP890elW2mQEeX2ZURGv6qJ_tDCS9y3IaApQNTwgnJtpl.1AF.gZkRDJgwX93rj4wbEVFGoxLhvWNIBWw_7CImwwDVsi42vHR9NJG2ylrp1bVRWOk6ixUmJDJ06Ih3fKsxheDCNEbc_r5y9d616T_aqptBvlQ0eNlTwXxoaWvlRazx9jY6_zLgvZm9yekShDHjDFHHML09J_IEtlBavVA.zxEpsxkUK8uHnQTzhP4rcTiAt0Q7z1cEr3FdNKyJavfnXgAe7HG.N8XeDl3D6Aj.pD79ycLr_30pvPt6kKi7wsX9ZEre5jJkbnzv.gmjDsjaEnIanMUdHuYLPmZbvRCFeNgQBsUAJJpBzdULqnHGnu0.Fm6sbKaSbmrVWywP9WA9SCSo4T048xJu23amO.nxxK0H7j68_PLHCi5oYsXE2jwVr2b2wrsVBcV0N4BJCd_115wPAJvTZAHVTlyT8RFVzbWsxUK4Zwk41mS0sBrzsiv5Nf0E950Wbk18QJ5hX7BDrq420KMfZzB4S89WXQlsOeeCGzUv_YHa4lwXeWrfkjtnIgRalu0jsvnTQDtNJnErQZHOjq_hZJaYlKy.j6BrWSx83yzCObhtyhMSMmM9PRLNegjxDga.DEuZGDpkajIClb_g8nmvJkE2SYhJ1clwz3Sn9gR3CWwjEANF2IK4_cUODwjMfxbxzUdZ1ccH3cQg3U1ToSb_FpTZf4ThQdeuXGwpdOx8Zef54esXIXwgNFp6UPuVsCBC73MD3yWb36ZFoBg63QUATm9aVzivAeY5IpfP2jEL1KNeoLWb_zPnRlntRbW0a1t3GOpLcePrJGzSt08819yopa_xosNRLfmn.bmp0pwebgkabB98dFmOeSKWidpvKh0o8m2K8.S6VL7zRVsIpwsZ3u6GrtBn7kXzaksEwkBxr7zbrIY_gYgUbYf4nTLAGARdCcnEyHebQDXmjOLTLdZRks_aD_kZCVCScvX_UGNGTNhb20OIrki_wyJbQ20bMOEVv78raW2k7n_4VXBtPpNRt_C9sWV7483Kqwz",mdrd: "JMK7Apu_xObwTikqIpBwL0_1OJeKfFb7uJA9cUVX64I-1739102440-1.2.1.1-xYcNDy1GT_7YOCcL2SSXjhndIiPKiULTxMr7M7H0mg.ruIXFuOqmkD5G7Ugx11L3X__zusn.iNBjPN_6XDDLYEkoj0lYvdledYx9klTPkN9j7PuTm7u8SnqDEY_vnAljJgDQN5bCZCFphtQGJHcl9_zu_g.88U_3spQVSMelPbTNmaqlAF.B7ipXY_fIwptM4iappd0mu10l0b8.YpQzc5bB9Ur5uqyvrRs_JlOjID9i.1Jo8lHCaPFePB9pHVtyEvfZyUa.OXLwaYVKOajrV2scUt_ydY0xg8sKb47SDBqKS33OkHHTKqZmo4k2NOrKofrF.HWMB34FuGE4lJFEKub34p.4em.Omn2IU3DWH3e7DoG.7j0OnY3MPdbS7U47xJQsIqD9OAU2IwINf3rkXilUYrSRgg4mYUMpPij0T_1XbEe.7oqaVcqd6cl5pX27Wub6QCgwm4ZiyoMLhU6zMcNeRPkzzv2HpS1Rlmlxrbd1tTpd7YhRpiIQoTHkS1_SkXKMwQZLryJJ4OMCIdoNJV5N7mrEbS5urDVdY1wgsPHx6pksxRUzKOV.L.ApC0isrMvSPA850ACjEBG1cIupP9qS9QBreUP.ndv_QNa3rFofRRu_KJGoGLR2IhhGNo3vc1uu6fI9SIn.eqclpdfwT1oH_qv5Br5oIOw6ZpQv8Y9WXyLNTvlgZwqOoPaOF22EvsARqBreX51y3717AwYhaz6K7m_zhBBIuJv3M0.ktoXjSO.IFqdoALF6OlV3k2s.aBLaAAftFOHV_rY5UevIFz1Oyc0rdfEwR4aBzn6rbQGIEm5JVKBBkVPg395JhboE41mf0GH91zSYA6U6v5axSQ9OS3I3VRGbWs7jxOuhOOme6jSdNCFdFXx2RJIlOVjZs1Ybbcty3kZJeW.FKrhr7IjJMac_.DRMpzOr.NJjJndPuocFcZBsyTTV6x_AqeHmPZHe1fTXb66kgD3B5VmaRvjq.jYurXL9_LBdoyLgOLg6AoLEDzLVDjsKpvvuof0W2U.1mFSntk8doNXQExrUlvL5FM3tSZf1UGWkIlS4sl6VMxGDm0Zs9mX.kePna7f4J9HBOJkLABpUsDNOTQu68pFBpVjRv3cmBaXbPOKFBRrbMY3DeFw3RUYWFB9Z8P.G9iYswgILO_g1WHlCKZJD5D9IPgMu6ClpFyuz1kfx_5h6LmDQnsx8je9vG5lgqCj5bif2C3SJr6x.4x7ybClMtlhmRsjjUVEjCK1si9.5mZDwFPYei6fO768k9XIAN8mla39ObZk.ctL8B.VtRWwrteDXOQy0m6w9tSiNm0w4GTJC_a__3xHudCL5E7E65IFxjoD_dplgrYwjC4ZMdmbF2T9M0yTivuAfhr61jGL11BaPvxHZjdK6u2RuFUI86if1LsiaMwPVnBc3d1VVGomT1vzPjA_gIshmUsqwksiu7n26eDlRuj8jzqZBDwhQ8yBb4lWgeA9F8X6fFNO1knB5gIhFhVE4ipTKDCsOed74xfSVLtccoyDdmIhVPfzztx6ttJAUrpyfsMyR5KUz4E1RaR45P0Lb_kw21Uj2JILEH4e.bzOMEWtnsctiMtthy0MqnfeccRkseoUBgtCLGxGYzVIOHy0CkZ4zuTk5B4oVfeDMsZkgyGTDiKUqdFL4BNDXBERDGlr1kXKoJvFZx2LBk.lhbBWWpBbEPTOLvQQdb5VKPjOoj3ZT70712AJFNJsUpaWKvfpsOHLwJ1vuPp2XieafnSsyyPtjensaUbzEiI2eFM6ARiAVWu0iIaMfYnAfVUvXwadCRxd1BNHX5fnFESRfWavlS3XQqudU9XQXOXw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3b34dc88f0619';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\/5680231947?__cf_chl_rt_tk=CwWCA.MeyZUt7zfSrIr5RMoTbJzOhtS5AIrjS02dYdc-1739102440-1.0.1.1-RctHHMbA41HbyA.5.jmKFhR3F.USIZomRRXvC8uS_10" + 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