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-142019329022.mit-edu.top/post/4385107629

  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-142019329022.mit-edu.top",cType: 'managed',cRay: '90fcff89bc963b3e',cH: 'dZlAF13waxTP6DPzL0GgLGCpXiafDePFd7AnvPcF7mc-1739199935-1.2.1.1-ImncLgJds9KUvMtaUeIjfhgSfBilr.dQs.5Zksefxy.PYiQNhQPuCfecsUOAX2TM',cUPMDTk: "\/post\/4385107629?__cf_chl_tk=Tl9BiskI8kp8PW_Posr6IfCaugm74QiFohoow.ZDvqE-1739199935-1.0.1.1-Eh1qqsTBF2IYGdG5FN_0lCaXwY6X61Dd_.SVtYHFgnw",cFPWv: 'g',cITimeS: '1739199935',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4385107629?__cf_chl_f_tk=Tl9BiskI8kp8PW_Posr6IfCaugm74QiFohoow.ZDvqE-1739199935-1.0.1.1-Eh1qqsTBF2IYGdG5FN_0lCaXwY6X61Dd_.SVtYHFgnw",md: "QnXp8K0aeoy9KjHHkhdwnSn4RRurEgNe85UTL16oII4-1739199935-1.2.1.1-_Js0VqCuzviSjm.XqU6PbdWbf5YYi6MWVx6sFBRecZ7Gg45Fv45rmm4DK56y87Vtb69GSEBRNg6LfRSWkGoYDzthnfTm3CCjheJKVpnSQoB1MeaSi9NilObDV289K9AfabshmPH.IxdeaWpfhChoCIcpb._2owWrAfTJhUlFrPvUCYrTlvjSxUH91GoB3oY9jRSyDI1C5sEd5q9WaYsMLqetlNL2xlcX1i8078kES6wDx_McLBW6FMYk6mJwyKP94a0FXY5Sprk6cvW2HxNBlfl1210355_QFyIl4_7cw6zoS7J.iNbwpkrJNPYuCvFrZKHuRhxPJkal5XgNU.5pEM3xcb.SkdBvZqKGaN03.uk7IEtxNcHLQCLks2FmbO6YV5gi4Ws9zbs_Po71SYEsxtceNAZbAzugkJnvLozybaQ_gQqlmFX1f55So2hUCnjXjVqrspfZDuRZtOOqO9AYfjA1lql3M2AhQ6Qya9rYxYIEsvdsBJfIoCGg29gET6pfL9tIRjMW84ieTwldz4raCljU294dqHSRQJi8SCPTpCFdo08spdATpdcrMlVfIFWoB4ott9vz05JNn6CT2xOJAYja_KAybsBvkQFkoCdgZPxnz14kJ83ntlLXwK3W_TaRhyDm0eeNBYV1DC1FrKBKFmY8NelSDQ6Xig8v3bMCsjyeS2shkuN.Slm1jKpIlxjof1w2oFNDwHf2lPKy3tHTdhJzwcENtM8jzdS23uJ0bKbmCwBqxv4tIj.O2gWWwLUE2G0902thESOgvTv4KPhL8St4uKCBPE0vQAo1qd8i92rRAsQmPegh91kIROeM0Sum.x2lT7gv6twNJIPB1R7s_1ryZgXnhGlB9Ead2EexTjbVYk0RH1oOrRAZmWX6LfrAM32HK65Es51zBAJONhQJEn.mLX3qJgw2z270ivS1SRvPlkbMxcInNrYyWAhvW39nFJmrU0HMk048JpKQkiE87zLE7iaK7YoK3Dl.lGRSetwSntxhcOUf5_ie2zssS.pGZIM2iXJOgii7cOmR_ksU9ZVPi5UQUMQ8.dNhoik9GkpbgF7joP1Z5kNZ1L721lhAtFTDCANEOVuB7R65qw1Wl9Q3NkOPY5mX2RqLDXUJW1y6Qx4.jp.Qw0jtXipolghK2WUAkA2CZkNkm4SpgCQJELr2DfS2yg1Et8PfpRBegHF5qAsEQGkRaZ.QrKFznWq.5Ix1FT6mq.BajSeRDasXZKFl3WcKLShddgJG9tRofyFVrD9vGyFG08m4a6jfRi2GHa2Wt_L4ilQqRc5yt2Vz5xkVhr5q0zyOmx2SYfdTXCwKC01VoLR7Uhy5wvZoTb1.yj6EsyYwQ2.M47ZnsEegat3DMV3qmZ4rgeBst59cXPZjerfsvvgCdV1ReyoCJhxQr8Z7co8.LPNsbbh.hQZuufnhQAYh8dDMTO.Qzx2uIez4cn232JlazDRlOFab2pBMzKyRCexxbL4xXy_X6_I8DYd9JhKHsZEPDDnvLpjve6Pk1uZItDRTIqZRuThnNYTWEGjkclEcX2rXa1jPbiMHtoc1T0CIszOcC3Qay3PTwJ14Qoep2gkl3jNjBLSDJ5wjKL37SNjGJbsgRWG9FlcSN72NxF.8GJm0fwmifWyWcT4TJsM_mfJWPD3mpLrBakx1QW0SB4eqkFeoqswNT9Cl8lifHvN.C_McuozIUQgxOdi5RrzyH9.r6AZGEgqFybtciXoyV7HduwbIAzJk2H7VDUUrZbjrqREdHESAdJ0kGj4HGC5KNg3mIDDMOtmya1NZExMidx0.MVAMyoeVcz1VpdH13lujoCtFIT_hSk7amYPans5t2cXwK2sdbO6SYO5yXeilepy_285i25XR1mjmj6RQKlKhgoKUYSSiE7YbuPLq9B86lsy_7mvk0gekfEQ3aF5LsuRGDnsbslWve1Kc7P9WJfZGbZiFmVkIjLCbW7YzzZYGmNV86XR9Mrw2btN3I_o8BiwXFnHFjJja59ovs4Bb.358F1fUd_Vq_j7f91N2LTzsfGXEPhlhDxNdoCye1nNstqNm.hs9u48cxsi09Yw4VXQIYMKOjRwMi6qBqFLoXy3J2mxEEqmSuPs1TstH4jIkvzgxGM5WeXlTrzz1WorTdjakZz.SfMnG3_UBMsLH1dKlIKdFCY9jBp2gLFHvFB5MEOj6cEGEvzqs6WBu7EJgHPfkfEFt5f7TE2jylYhwuya88s_QESomXIU6huqL",mdrd: "Z_YZXayqNftst8c.9aoZR.zdFccQFL.84DnMhnlPsMI-1739199935-1.2.1.1-fiZM4LXoEpjgo.O01pd3Qk34gJdopZHdmld_67gVqjylUcKzZL09pUO1J.xB.tMiJexpAcMKDDyTs78kXnzr7KJt0..eD5iTf3YqJu70ANI3WzWbH5nog0YkOrKdgrHmqUNs23pm9ALI3EG_GzBbXuU2braHwkrUXb4edwHa6bFqHrLqlIUuYWIB3xZ8k7t72g1iMrXMRctN_752jjp_B6bSbyV5NXO.qsT6_1MtLSkJFXGdg_vGHMrD_pdoH..XyaCXqTGW9Qv4.0yGQLSd4apbChn.L3jxiBZ70G4L3S3VurzSdKmD8WeZWh.rrXaotz9ZHq7HP1r_E4lbXNhzWdGdhZXHKpH1rMqvYrlX6qyuqImJF3lEhH7towcgCNBokjsu7bwBFvidPyfFwxGS2FnNVgKWX4mbE9Dq8m6VP.z.mGYcJDBwbwDBxQodBlKjolApdnmEj7MQ8G4lRBbciXXcNwxj4BLkOH2vHX64AS9CEhtnW.12JwbB5bzShakO1HoOds9LgYcHMofOS99CoJ26UnfRSMo9kBiXTf2P8qNcZFiqrF1fgSjjAAZHMhj1.bqwUWs.LNnNQRBh6byxjU7UEQRoEaRTLgF5f5CQk7_aTbuzfqI10ndvaElW0ra5P0NuPh3ctYFKpm1DII4y2hLdIIl2TgQoQTAJ0LydNOQdDo6pmyJJ_kQYnb0ilgiinf7KyUTy4.9Nqt7BqJKDHzqEmiJHkCV9aF.7Q4s3A_ahgjBoUW9wTGiJWG22jy_Mq88VTRUXyxHciRPJWsr7sZh70VaPIwvS4MDTj2vNLEJWzN2rYQkrdY2a5KdrnhHMAl_dMm01YcMN1AC4ZfAnwrbiYSe1rPQn41hb1DvNbaVKBmk3_uP8uSezMaM0ZiW_QA.GjIwisHje3q04fpFYwby2oe9jaILb0q8JEhfWKQRbKgMj8q.ViflyKkcEVyYtr30VkemX8EYNJP_HutGf1B3WhVUxV0f8PMOraJgkRPLIdQxUUUbv9I22_6vcPOPUpNNYKGMEoB_brpsdO6gbjLQzl84YeSAyVkUTWBJptzyqP4Gir0StAbHjsuyHDQF6S35k6z6XtHGgfazydwg2ihS7u9MQDfFoV_2Olcrq_fkzxl.8u0PwboykFThvNPqguIDRwKu1FS2fSRkTh16R9BOfJ5aD1zFscP7C6wBXJvIntoEi4BxLrvyu8RuzOqln8.zKPZxrnVSLBDgD2vD.0Mgjqc16fLH2709MriFvbsU4aTwNehIc2.AcXmuBRqNIJSpY7K41zxEbub5oDcCQv1uRScl2bBuCL2QeNlrkCfFzGBWd8Z7NnoQmGdyDgGb37bIFHdesCEVwU.MX3YGXKmqx8VLTkQIqeyTT5nxi.wWkdx..EBZjncb1gWb5lCYcIm3C_LH2OdTDQpbfCIXtwPLBE8t1Tb5ys2r0l82BPu9e_xNqlFG9MM_HnW9n0d13LLxtq5tTvf225II.RJdz3BCqh3j2OwaqAg90UJAuMVCzgl2RRhvelQPiT5IbtxW6AJ0FxOCmwp0MFipV6aTpJPB0IryE5PwYdSKHF1A8hFcdsw6J0CEdBrW7x864C7anbAZCvuzxNe6pRTgOWcmymNNQe2tDU10JbFFqSy0W9fk4CggEC9nR_iXR_RmPu1d6zoWUCIi35LG8_W.KviQ_mU..6yu0CK.aNR_TuVi24eUvWQkCLbbI64ROAHql54O5z7CX4j48UmVFVPsSC4zVbP_2HN8S7H8UCHfePB_G2QVV.mveiAdwSJ0CdUnzxB828FuKuo8iEkpp2lweZXdszGdyqXHu6Y2Q.8jSmr_j2Ts"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fcff89bc963b3e';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\/4385107629?__cf_chl_rt_tk=Tl9BiskI8kp8PW_Posr6IfCaugm74QiFohoow.ZDvqE-1739199935-1.0.1.1-Eh1qqsTBF2IYGdG5FN_0lCaXwY6X61Dd_.SVtYHFgnw" + 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