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-570414799736.mit-edu.top/post/0986173254

  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-570414799736.mit-edu.top",cType: 'managed',cRay: '90f37ca18f7a82e1',cH: '45ggfS5kaNk.nwOl9XE4Y0yHQWpSIqcVwMuRaNPG.S4-1739100201-1.2.1.1-qZTkgfTouP17jrk_k69d4J8Da3W8Y_yRg0ToboQIqyHoEwIrhJQc2g9Q26XTgGze',cUPMDTk: "\/post\/0986173254?__cf_chl_tk=UTaE6TSd_2FTVUVfcu5gBKZnRyE6oDXesS3.nYic9uA-1739100201-1.0.1.1-GD.fTpcBh3r2qdkmJMAXWsD2xGWV1733_jdIlZG0HXc",cFPWv: 'g',cITimeS: '1739100201',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0986173254?__cf_chl_f_tk=UTaE6TSd_2FTVUVfcu5gBKZnRyE6oDXesS3.nYic9uA-1739100201-1.0.1.1-GD.fTpcBh3r2qdkmJMAXWsD2xGWV1733_jdIlZG0HXc",md: "5gvRKAkQshII0PrOzLAoN7Jk6WEaiIqnt5Gq5sLE1ME-1739100201-1.2.1.1-PeFT6KxVpgzfsAh1xp9p1SvG5UpbZK8pKtrY.4GrX6.sixmVM2GwT2VZWt4KEdSS76_gzRGmdH2r6ZF7cVS_4rsgv2LZthB4gLWLQVXlbdy4j1S3CzbSW33Oa.pcRkxFXti_kth_tWYkXt3h24I8ocS2VhOsk8NXiLBIvlJ.xPJJRvCD1CwLSYKg2tpmQ_KMPf2N7f4Az06CPIEPVJ0WRsN2l9hs5QU9fjr5y6pxOsGGOtdYn2_5sDeacF1v1lXH6oSVryaNo4QtSkw4kPBpWjHNTT4Amkz7cST11HRU.c8kyjBB8Bn9J7D5c36DUV3dYFJTaGSE3enPkplCoXfHUwb9cLREMNPxgm.hLS_gxIE9wrj3QMrcNCW2xLK3Ec3xygvoyZH8CMUK1OLs8UcnX4tznMvOuMKqu8jN1tgwt_MoCHbwJjOPo3rEg_QuEvThLfzMoFZjn3jhjGltsk_mv.9LgVA42zFZOL_kzG3peTTSb.14E1jYQ88N1yd5fZUKjksBfFJcEixovub5GNlIEN.1bmiwrBPhOknh0lQCCHOLeIWhHxMWYTiGYzSGksLxcgHfw6tctRaGDNPlZS2gOARxwd3kPhDRUAO8EWKdUewbE48fIsXMZPibfShogIK.TlrffIiv2Nt._s3ShkbAdPSI25fX7zYojeoob.8anrAC2NoRiwBK.1kVjiiiVVrnUKC.3GDSwmPY73RK4ZaL7FoZmeGJG9HY8BqI_NNR2BKTgEcVDX4lQN44e1XdYMv7HEpfovQwPVdxVY9WLsv5C2c4a4v.9B044OvDr7hWFAeDW9FvEVkTFY3e23nNxsU4B9KKX6b2rXLPVNXOKya09m.XvftrKZ1Gm1HnV3JcHqcQ8CLjy54QfzVRldslplKlTqU6x6PGgTQFaQm0M.XeF2vYJ7_Q_xvEz4p8SzGyRUtkuCDrvnzeG.25q7lS68K4oxo7PHgsODSISKIrJUpitu.6RJe7S3WI0CnydST2rJCyxHD_T4J9ajQUu5rWKdX6YiSqgwXqD5.Oz0M5BCc4oCloeR7efZFa6sG2x6hZ3FoQcwHMkENJZoZywSIyXLAlFDI9M4Ff.gFvoH3Fmq3gCgKsdMWPiXEuaPOaR.DkA3lHkcCUEcIRJIVNCRCAknJ8_iE3ERjCP2B0ZCwZXbtc6hKxEGYmI0PkFqSARYnq9R9JQKwBz4h.bgIsZ0manYSgz.lTf8MnDXOx4JONp5aA6iRbYZLBJVRXLBfvl6poHyD424sqluZIUZGtlEDndJft5Skj2bvqG39nXNxQ1aGdkntjCmnrGcKqIGhTS9C2fugWtW6qWLZF6LbqIGnExyp00G25F..WohnNphhfGjQgOcEsYD6E3U8YLrGkyC.rVt38XHifjWw4V2gG5nYBsBVab1HsWcuGiCNa6jyG8.IFhROQi1eCVN2ZgqoLKYuHdTnE_DXl3CzpuE1ZS4PQcDQE6v5r_Y4A2.kLwG7Bg0XbkzdLQjPkvbNAtuVznalgDQYamUDF4I8yvf3x4NwUdcoBr7XmlxP92Rd0gwQFlr6nPit7hMsB1ialyaNbDaf063ePMsZHAY2iwOzlV2xi_PJJJ7m7AkVYR.VfCC5xhZqUSsVX1e1bueNuF8DOAlh9mIblNdNXMHYMFtjB1op2mzfD2ydguRFOCwnhmxG9vujMS0ZTpBMbsjRVqyCwDWiiBxUAgF0ar2ZXkGURKRUmefB0i9ACQiqrmJ39VxL9A3biTwCwY1_EWzwwAm_zXNmXSCJEi6m0eAc0aKdN1goZNg5yII6YaghZC35u9KOYKdJeg5sS6YXHtrqmxlmPQlm2Xsi9a_UziaazFykA_AqEbX3Xhqyye.BbK.SgQtBeDCvSKljkTW84iYSrDhdH0jK3Fh.GTo_oD7AQDZme9gfrXvCCgczAnl7RaVMDLHFQAYueWv2V1TUcC5XG4830hZmXZoxLZXt1iaWZB.JJNCz9Cukd9f0P2aCRFuOeYEFKgX1TwYStnG9duGqnT8FVaZvnDDTn2Pd7Tknc6SBLKmphZFWBkamR4DdlmyWaLzmeHRgW6nAbEmgeMa0Cm0tUE1w_Q0IK6b_w8DKx_NSnForNADOPl1U_0t4bOQ9cU9rD3156b4dqzOIhAslI.NQV9I.E3YDnTOLOHdOg.8CnTYqKe7vXEI_4oeDyyKGJx52OMEWVCtLB38MbYb01wo3OUTU6sxmOmibZyynKJbSqqDrPg9xT",mdrd: "2Hk2GRTBih2DBCzA.y9QCNA1rLo5yrofw9APkJ0y0KU-1739100201-1.2.1.1-mT.aklrKk2vyP5q3d7ZaeAKogn5Dk_NCI8onv4WNRRsQYT27aM0C9y6fvt0PWLEc4MYx0RwZ0UavrKp_RG_0UI4LvE5ZKtAXptVLMEktFse8RwLOqEIha8uW.b6EYqfHRw0DkIkrKWYCL333CRF9TSGC6FInHI.AuUfxrWj0kHbhqD.8WFP.SPTAvx3EEwWIZx69FTFgHBt6bMMjrSDdGcodmySgpkqTDkolr4_ZAzVg8rqT5Flz67Km8Uw9jabsYqly0BQnxJAOWHOcIoAsDeS7DcrVqVvHxlJCf3jyo4pF3iGrwBqo.tiK08Icd7Fw91aEJTDlRls_1sO71agqYRQ6ieAs4fSU5C.Ag7_4ZOJ1.aW1zB8GvSC1Wy1_juaIJ3w5rSoV8kMEfvAIHOkWFHiv5nHJmA6Gm3VKMYLjkPCY7BBO5juiBipimaVJWWZWujrSWy0wVYxbBCAG0oymFNS6.hurGgatrZEqB1LF_AS3.x0jyUZgQPoRUvYf2QgtoMQf_4XQkAaFxsHWXCCTZoED4S3bswYCyy791Y42RZBQbdoB.96zs1PCb4iK4kgH_pdlmH1NXt4k5zbqI9TC2I6zs.y.4bh.3J4WYu4bm_2CSIs_zHPRwBmFjRWqheCaLZJMgBsHn0zehqQsIZps_IOpUkw7B44kHP1UjLHogXY4TIzwOEt39LZULdYbxEYlLnt.OvlU7jH_Wf7SVURn9uQm1pMmjuPcMly29YTMaX4bz_SsGxdwn8lrEqtu2rulRYRv80uLBZhypbPqbixx.LtdVo5Rm50.5IArcYSpqzISGcC3EIw6KnCk.KylCGdwAQ.z1x._bCAhInG064VCOUiwwKzPrxAaD.iO50RFsZH240uDGzCltbX_JFC_sz3m.J.rmQA86zwxWmBtNxOP98Se4wMt1_XDFxmH.3ZXz1a.RFMkri4TbrzkUofdvNiXYlL4Pau47fRfhBL9SOEo8xqQQdJBgIv0EmXOznY4Iyb6cCF8.InBNBa4S33KUoun9FfDAZbO1k3lPbA3JphIAVOksDhv7B_2XHpVKiA_xiRQhdIZjkNHqKU8KEhtcR8AKcSeLmHh1jyqxlFmEjPSg5yDSkVAOkZdaqb8QtOapErSpOCxE0h870.gZ33riUt1x0.pRRhccoSOWlEVdyRrmgWICyENzXm44fwmLq4GoomekD9joVpvHO5cSE99B.cs82BKlT7cxNKVzQjTukEz98u8LoK1rKimbH90nLqTB_HH4VnzqSiiv3h27705xsKFWk4IVPg5SHLoIvhSfb9XiktvNCCHjK.bv0x9Yx_DU14STkudU6b_me4myLk7XbTpY.UUkU3sO2i0XGdeteTDdl8qednAoka2Jkk8xCJz255b7Mu7foAIHNlnX98NiCLEkoyFDKq0ooaUsMbFVQYAo1ADsHUTO1yos6hiZAfjClsQHE48y0n0yavdZIA66mau3exb6XGcFA8xDtpCpDqPfUjAQxt8pScZnVfF2CQUv_MQYm4fkazzaQoBjmhUb8t3LLX70vsDLvRxz7INlvjAXgWY6sNt4s632UALN1wUlJ4al6oiwNtp5rEFJjsFOFCARNnLJ2Qk7vvDc30V_3ExDPqogOjQwwXX1HJKQdKkYs9zealLXSvxq0SefmwKVQsS1r5V5PhW0puCXJpyP899PIkvqw.yA13ujLcnj7i.mUtXp.YWImW2TEb323iWG90vskmxBViNKsFj3pE1orhESBCXArj1T2rXvJBkv4yCxV7rOhk0zdQ8t8pvKNt6XGZ4rhDGT8OJgQ9LSVMlfbm.kEimWvymRlNM0Efom6Szqoo"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f37ca18f7a82e1';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\/0986173254?__cf_chl_rt_tk=UTaE6TSd_2FTVUVfcu5gBKZnRyE6oDXesS3.nYic9uA-1739100201-1.0.1.1-GD.fTpcBh3r2qdkmJMAXWsD2xGWV1733_jdIlZG0HXc" + 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