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-679886769906.mit-edu.top/post/6812597430

  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-679886769906.mit-edu.top",cType: 'managed',cRay: '90f3ab802eebe5f7',cH: 'omIgDi_prZV50tEPLwO91dgBGEirNkmpiOowiQrE7tQ-1739102120-1.2.1.1-IXPNM.qZJgEgO5Wjny9lwUBCt0Qggs4RLgvvTnFDLo4_AGUB3hMtUZWNvyLfmxBa',cUPMDTk: "\/post\/6812597430?__cf_chl_tk=WdqlTyQ3yRi409DnnbZ9Zi.uzjcWquq59Tih9ZJbR3w-1739102120-1.0.1.1-Yukmf8jEhVcCG.pCElI_KrxTN9i391CJJzfyVJ_5TIc",cFPWv: 'g',cITimeS: '1739102120',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6812597430?__cf_chl_f_tk=WdqlTyQ3yRi409DnnbZ9Zi.uzjcWquq59Tih9ZJbR3w-1739102120-1.0.1.1-Yukmf8jEhVcCG.pCElI_KrxTN9i391CJJzfyVJ_5TIc",md: "6kcnM_xVXo.OTT2KG2hlbHxbtn70mO5PAH_9kvb5N0E-1739102120-1.2.1.1-R0z5lN3ixcEZrwUP_22Rl3NXnQTRWRlu6UI9k5GYO9Tn3v1juS9Oj3IbNdzF2HrJveRKSZkCefdsF3LA7HTc3jPnHNskEeoxcUGLFYOFHxVG8QU0GEXU2acjr6wHelXg5N1MAX6_..5cVpjJnvEAlHWXCi.64h9cCFYFaCb0d.EebFBX76b7iSxMp3mGJhMxt5VA995SVjYPDGylC8fCP6BsweuhoHl0mTQa83lI3lp0hB59ROWQ0HWHHej3As9UuSeUpJV5Ky9.gyLnOjSH71ns1MOP7kAqjEVU4BcnKWbPVs4cm.uDZ3zMAfar4ITfawfCHurD_QxlPSvZnNDsfcHIcZTYOVStfh7DbNVnl0z25IBsZedkx2Bos97XG.mntSOHPG_wfYriBoTk4Z65Imoi.1GckGGEMENMzrX8RXvKInef2i_Da0OkfUeDLOYyxxoAeKU697eIPHWVJbt5DSMMZ4M_yW2WG_DiU_JilM2elbCUlStiiVmSLZh6JvEXk0trXoK1nZSiF8olPuatWb_hiCFT8_.6ICwXseEmRFgubv4DJBgs7C4Vasg7bO0XBRY5Z7baZHk_CcuLOBjT7722FLNKMpSqzjuF3UXuF3W0FuxZJf.DMYxn1cZ5vb9SdfKhlqnOtNDoq8dMKhXjD2p52bkar1R..xopISRBBaxfEd5pmb3aBDnV3JGNeW3ABlM__NAS0SmMAhrqWzjbd7ymGQhMf0V_QWti8.ls.6Wyau_z6NddXv.jcImncCO.ln23F8TN7z4oKqUy.c_P4cFxExzo1o6dy0XaJjoysM2U7cAKUHTSG3H1tCHygctv90u336.DKM9SUcxynnSRPVVDm6XN50u9Oeh7jGNXEHu7m5i8axmL2fHYOfW2C_Xw73pjowcTW2Qs66Gs_yflmgd4PgkvkAGgDe55RPEsbv9XaIpeOqWZ_lhwpx6v2F9XABfAD4mKkcPZfO56Dl.dWqFmzbTExuvtNdCyHijDMDkZSs8zDL41ouHn2ED_6_mH6LHC4lXpr0z5P8.sYe3I_Thb09gACDorDqvAgoV0NrJ_t2BE5g5F14jEedNaXSyO9kX0mPzB5QkGqSbWxhT2gXDpBzMg7MhJQpK1lQmVjKqljqzDNTwFAm4dzFmLLQOdofQn6DOo9RHgEHOy2f550RtmZNuxRyCZXPMWRMNogyign8hSjDT5QGb5rfkyXUNAQvo63l9kh05L0wVOox0K8Ft_IsqX2FSTYTNJDeTMewq8wiGO4neTWgEBRk5T5DAd3uRTHlO_Hg4W38_O4uswrVkpDbf1v0XCgOKQpXiHDjdmKxtRpk5tux09KrGbe_41RxqaPm4I16bl891.lSvYNNfxF.m9ymKXdzQnXePkX.PtKpWT0440nIrCh2l1.lFhd3hCB9Mr8ma2FSkatNLStzjbE.yKR7TF3bXpjaV2YgbsB_GaDNdRwlWiCyox6F1RStqmgjtrVjwoecRwKEH2UCrmt26X9In9DOgUseuoYn8Kb9_iep3toPotpkzd7bpzwun4T9wmr63CVWVx7hjGBl2zo1ofBhXrwa0FO1GfWHlTD4I0fWjjEjywV8vZANEj3UsRp6LRxt_xzq.2zuxYoezCWVlFkqq3FBc7VuWMvlahnZ3QRyDT94slE7pBBpI8nzKfjaPS1rXpjOH5LkIWh1gP95Bq8tmB4lwxV8.1P6GFDPS_0jVpEUuBOhYUijJQr49qMFLDRaa5fJYt.5OSrznQn.Kb.RAvUkrfGr9nRTwCCraJfR7a5Z1ix7omL_cfy4v1m0p.7MxiUrrAOMaXPa6Yog5Ubv0JQYzqMeGw5TKTd44AtJU6bLSHTvw5n711goxMgkt6WQpsgTaVAd9XmuZVeB5LExYXzxYZiIAZXr0PYAaNke2VYlQGeMhjIYR6HYv1iJA4wLK_ZthN0UVOOLfNrMdYS85rTpKV8x6ohgBUGgWmiBOBbpiRTt7GWw8uVJPXEHqtrF6WU2VYRa7mon5_D0kzALbFSbMaIqt9lrQOeU7VR4joaqJDflkQEVjedFU1jrEI1o7KfqHRMEziEyU2QxwGgIai2dsUMWU52PoDRR1DBkgkG_RpOXAjqt7vetRSfVt7FN1fz03Cgnj71DzwhMj9FpY4v4vv7bnuah6LGs0qp0.ocI6xNeq19fwRkCVSLFz0qNNa.MyJYdx.18eRaRoPLtoozZKqfFTrCjUGmit4QP0flP2JGO.vD23n",mdrd: "R_gu6gMnu9.QXYWujSm62gVQr4LNVaOttZe3zbzBrxQ-1739102120-1.2.1.1-Rkikol9D9s9cDGiMQ8dj2Q7DmZqPJJePj68u4JB4EIcDXor38ACQ35T5pbZFwu3ciZoukitGTMim.UTrf8v.8nHO_Np5Nn.HRf2vNcyGhz9zEgLvjX9osjweyyudBKAfB1IG70yO0S1g1xSvpKxwErOkoJN4YLs.TWHlvWUOhtKw0mg7vv.CVLVSvxwVpNYDxyFSYwB6sfOtAN3.kTn8JA4n8Ad2KTACGyOT2t164XcmfqiRJ.F_bp3pkNN99PwIc_qPDYxgr_AqmrPMDUwF2ufmash2x_GpWE_emnGmsAWd1WMZ28aJUU3cP.5.cirCugqI2pIX_OENl3lv12KlAmrT6CjLrZxlFxzsegNA0Q1YnY5mWzzNEcLcztqYhkvLD_OquP_RY4izZKiXuXYyRgiGXkhwMShPPpjMFa_5uoBdjsVhd4nP_wEiSTNPv8fFZeUNeq026ME6adlKKwQ4CRLJQl_2RY7WFwoEsyai9hk689iAC2hV4cHKP1BzGkT4CKe_9CpV_x73JrjBlgKWR6LGkaJ.rZdQZmaucYfjrLbkjH2.Gq3mWtl4PSORLKdB6rnP8ycN55JQDv0v9FXzRKL23X2vO3FEwxNAAnxLdEhkYR01KkoqQV1wT.1ZdrAP81kXkeSoltrJN2_40Ww66B2m8q4yX_A7j0IFK.oD0HXKVYWYA0WnwKxKbb7NqmC.reAz1qRPl3GfARp8GJliXP9RBlTrydEgvtkdcIgB4pJTZ0MHaJ_wi40qaVwLqBKAUvhXKPK4SHCM2SxBZ_zxUTXjtNC5FbLj4iaJy5pI285wecJGr.DkSO.bxgUYqRzRqwUibCyLfH8kdeOzdC88jF.xgvm7xQ1XmNvp36woobJqs7k..WmHIPAhbTwd4gv8OzCtQnSVDd6uPr9tTBg5XX6Ozct5m3w3a8Ai1Bjp15gJ3VSmoJK2mVaxWRjaBI0myB2KI3Bfh.qcYC9JM3t8k39rdURxVPkWonpCyGXAugUCiIHCUZLBgf9_Wkk4ZCAxCKBiOK9aUwruyFdVOc8vdzXHiBY5pNzSzh3KWdrFql83QXjNZmZBT1NOEUGE9H8gsqd3DKu_N7.mcVjacgf1B2rrvryRaV6fF4HGjMDmMklLc0VV99PkwSfzO3GNC40rwg5cHwHrt.76jDxtDeNHZBnU6LVZB_QTTshR.BchCOXpGk60Cd7mr5mT5Nvjk9wdYqu.gh_zsOB6uGtGfvncjd1D.y52ciPs6enNI5EXeBnp6U.ZKHo70G.UAtWsMahKADztzu93gbfokzBEESq2rOcodKmklt93iVVTJc8Ryo0jRhd2xcHI5oCW3VT7tUrytyny2mTimkbZpasDy7CfYgRPGFGNdJzHKRRxQ4UFN3q1Rxt7W8UEYy7TFU1er1sKybgxPHJ2c26KrRNVi86OWgZnV.dyULy4xNd8.ufhUuk0Zs19o0S0bLf0v1rgcztTRGGAlbVRcy05KS7j6c3Wk4lOOPQV942v.vikTKkrOGoR2961MowE2oXcyvGnHgWGfYa6QEct_70ayYq2Vw9Lq8WXmdhcknkF_2CDr8I1iM0C3gP_KR_XIsT9jy9pFfAa5Ww7mNwUlCgnSweCosa1CVKyjbruEmUXyQsMw0ewW6ZAnBDURBg4JeLbTUY1Cgiyb1KFTCowi9M2qMndaZVhpCOBXSkDplVsvE3uyS2rJ2XVQzGGmxUCcfMHRc_C7YsZGyhp9fpISwmH6yDL_kcR_5I38t0Tr8IOcC0qm50na6plGNwe4icXimlZ17sh_brCt0Hc8GsG8ynt.6vp5XXz4Q"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3ab802eebe5f7';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\/6812597430?__cf_chl_rt_tk=WdqlTyQ3yRi409DnnbZ9Zi.uzjcWquq59Tih9ZJbR3w-1739102120-1.0.1.1-Yukmf8jEhVcCG.pCElI_KrxTN9i391CJJzfyVJ_5TIc" + 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