{
  "metadata": {
    "name": "SEO-tool backlink overlap: retained historical projection",
    "analysis_date": "2026-10-03",
    "source_study_published": "2026-06-30",
    "source_study_url": "https://crawlgraph.com/blog/who-links-to-every-seo-tool",
    "source_file": "/data/seo-tools-universal-linkers.json",
    "source_sha256": "732448316436fc6fe35f2dae9e535169bb4134010806b45012f9e0b68c9fb7f3",
    "source_graph_release": null,
    "source_collection_date": null,
    "per_subject_capture_limit": null,
    "subjects": [
      "ahrefs.com",
      "semrush.com",
      "moz.com",
      "surferseo.com",
      "seranking.com",
      "majestic.com",
      "spyfu.com",
      "serpstat.com"
    ],
    "selection": "Retained rows with a recorded link to at least 6 of 8 selected SEO tools.",
    "rows": 159,
    "overlap_counts": {
      "6": 75,
      "7": 47,
      "8": 37
    },
    "verification": "Original retained JSON, CSV and generated TypeScript row arrays agree. Counts recomputed offline.",
    "limitations": [
      "The original graph release, collection timestamp and extraction caps are unretained.",
      "Source graph extraction and platform filtering were not independently reproduced.",
      "This is a historical retained projection, not a complete or current web graph.",
      "Rows are referring domains, not linking-page URLs or qualified outreach prospects.",
      "The source's larger aggregate and editorial-quality statistics cannot be reconstructed from these rows.",
      "CG authority is a stored historical score, not a current quality or relevance endorsement."
    ]
  },
  "linkers": [
    {
      "domain": "shopify.com",
      "tools": 8,
      "authority": 79
    },
    {
      "domain": "hubspot.com",
      "tools": 8,
      "authority": 70
    },
    {
      "domain": "sharethis.com",
      "tools": 8,
      "authority": 69
    },
    {
      "domain": "entrepreneur.com",
      "tools": 8,
      "authority": 66
    },
    {
      "domain": "kinsta.com",
      "tools": 8,
      "authority": 60
    },
    {
      "domain": "explodingtopics.com",
      "tools": 8,
      "authority": 60
    },
    {
      "domain": "oberlo.com",
      "tools": 8,
      "authority": 59
    },
    {
      "domain": "marketingprofs.com",
      "tools": 8,
      "authority": 59
    },
    {
      "domain": "searchenginejournal.com",
      "tools": 8,
      "authority": 59
    },
    {
      "domain": "business2community.com",
      "tools": 8,
      "authority": 59
    },
    {
      "domain": "clickup.com",
      "tools": 8,
      "authority": 58
    },
    {
      "domain": "mention.com",
      "tools": 8,
      "authority": 58
    },
    {
      "domain": "seroundtable.com",
      "tools": 8,
      "authority": 58
    },
    {
      "domain": "coschedule.com",
      "tools": 8,
      "authority": 57
    },
    {
      "domain": "backlinko.com",
      "tools": 8,
      "authority": 57
    },
    {
      "domain": "scoop.it",
      "tools": 8,
      "authority": 56
    },
    {
      "domain": "influencermarketinghub.com",
      "tools": 8,
      "authority": 56
    },
    {
      "domain": "geekflare.com",
      "tools": 8,
      "authority": 55
    },
    {
      "domain": "hongkiat.com",
      "tools": 8,
      "authority": 55
    },
    {
      "domain": "seoptimer.com",
      "tools": 8,
      "authority": 54
    },
    {
      "domain": "travelpayouts.com",
      "tools": 8,
      "authority": 53
    },
    {
      "domain": "thimpress.com",
      "tools": 8,
      "authority": 53
    },
    {
      "domain": "spocket.co",
      "tools": 8,
      "authority": 53
    },
    {
      "domain": "plerdy.com",
      "tools": 8,
      "authority": 51
    },
    {
      "domain": "ranktracker.com",
      "tools": 8,
      "authority": 51
    },
    {
      "domain": "digitalinformationworld.com",
      "tools": 8,
      "authority": 51
    },
    {
      "domain": "ipullrank.com",
      "tools": 8,
      "authority": 50
    },
    {
      "domain": "thedigitalprojectmanager.com",
      "tools": 8,
      "authority": 49
    },
    {
      "domain": "agencyanalytics.com",
      "tools": 8,
      "authority": 49
    },
    {
      "domain": "entireweb.com",
      "tools": 8,
      "authority": 48
    },
    {
      "domain": "seonews.ru",
      "tools": 8,
      "authority": 48
    },
    {
      "domain": "trickyenough.com",
      "tools": 8,
      "authority": 47
    },
    {
      "domain": "wikimint.com",
      "tools": 8,
      "authority": 46
    },
    {
      "domain": "easkme.com",
      "tools": 8,
      "authority": 46
    },
    {
      "domain": "getsocialguide.com",
      "tools": 8,
      "authority": 46
    },
    {
      "domain": "sitepronews.com",
      "tools": 8,
      "authority": 45
    },
    {
      "domain": "alliai.com",
      "tools": 8,
      "authority": 43
    },
    {
      "domain": "github.com",
      "tools": 7,
      "authority": 81
    },
    {
      "domain": "wix.com",
      "tools": 7,
      "authority": 72
    },
    {
      "domain": "zapier.com",
      "tools": 7,
      "authority": 67
    },
    {
      "domain": "storychief.io",
      "tools": 7,
      "authority": 63
    },
    {
      "domain": "bigcommerce.com",
      "tools": 7,
      "authority": 61
    },
    {
      "domain": "hostinger.com",
      "tools": 7,
      "authority": 60
    },
    {
      "domain": "libsyn.com",
      "tools": 7,
      "authority": 59
    },
    {
      "domain": "dreamhost.com",
      "tools": 7,
      "authority": 59
    },
    {
      "domain": "outbrain.com",
      "tools": 7,
      "authority": 59
    },
    {
      "domain": "wordstream.com",
      "tools": 7,
      "authority": 59
    },
    {
      "domain": "vwo.com",
      "tools": 7,
      "authority": 59
    },
    {
      "domain": "webfx.com",
      "tools": 7,
      "authority": 59
    },
    {
      "domain": "elegantthemes.com",
      "tools": 7,
      "authority": 59
    },
    {
      "domain": "kit.com",
      "tools": 7,
      "authority": 58
    },
    {
      "domain": "getresponse.com",
      "tools": 7,
      "authority": 58
    },
    {
      "domain": "livechat.com",
      "tools": 7,
      "authority": 58
    },
    {
      "domain": "searchenginewatch.com",
      "tools": 7,
      "authority": 58
    },
    {
      "domain": "smartinsights.com",
      "tools": 7,
      "authority": 58
    },
    {
      "domain": "sendpulse.com",
      "tools": 7,
      "authority": 57
    },
    {
      "domain": "benchmarkemail.com",
      "tools": 7,
      "authority": 57
    },
    {
      "domain": "venngage.com",
      "tools": 7,
      "authority": 56
    },
    {
      "domain": "2checkout.com",
      "tools": 7,
      "authority": 56
    },
    {
      "domain": "brightlocal.com",
      "tools": 7,
      "authority": 56
    },
    {
      "domain": "wishpond.com",
      "tools": 7,
      "authority": 55
    },
    {
      "domain": "hubspot.es",
      "tools": 7,
      "authority": 55
    },
    {
      "domain": "surveysparrow.com",
      "tools": 7,
      "authority": 54
    },
    {
      "domain": "raventools.com",
      "tools": 7,
      "authority": 54
    },
    {
      "domain": "contentsquare.com",
      "tools": 7,
      "authority": 53
    },
    {
      "domain": "jivochat.com",
      "tools": 7,
      "authority": 53
    },
    {
      "domain": "careerfoundry.com",
      "tools": 7,
      "authority": 52
    },
    {
      "domain": "simplilearn.com",
      "tools": 7,
      "authority": 51
    },
    {
      "domain": "buzzstream.com",
      "tools": 7,
      "authority": 51
    },
    {
      "domain": "clearvoice.com",
      "tools": 7,
      "authority": 51
    },
    {
      "domain": "siteefy.com",
      "tools": 7,
      "authority": 51
    },
    {
      "domain": "iebschool.com",
      "tools": 7,
      "authority": 50
    },
    {
      "domain": "smartbrief.com",
      "tools": 7,
      "authority": 50
    },
    {
      "domain": "cossa.ru",
      "tools": 7,
      "authority": 49
    },
    {
      "domain": "zumvu.com",
      "tools": 7,
      "authority": 48
    },
    {
      "domain": "salespanel.io",
      "tools": 7,
      "authority": 46
    },
    {
      "domain": "enterpriseappstoday.com",
      "tools": 7,
      "authority": 46
    },
    {
      "domain": "infotech.com",
      "tools": 7,
      "authority": 45
    },
    {
      "domain": "sidehustlenation.com",
      "tools": 7,
      "authority": 45
    },
    {
      "domain": "seovendor.co",
      "tools": 7,
      "authority": 44
    },
    {
      "domain": "techwyse.com",
      "tools": 7,
      "authority": 44
    },
    {
      "domain": "rankranger.com",
      "tools": 7,
      "authority": 43
    },
    {
      "domain": "papaly.com",
      "tools": 7,
      "authority": 43
    },
    {
      "domain": "opace.agency",
      "tools": 7,
      "authority": 43
    },
    {
      "domain": "substack.com",
      "tools": 6,
      "authority": 75
    },
    {
      "domain": "webflow.com",
      "tools": 6,
      "authority": 71
    },
    {
      "domain": "habr.com",
      "tools": 6,
      "authority": 65
    },
    {
      "domain": "unbounce.com",
      "tools": 6,
      "authority": 63
    },
    {
      "domain": "g2.com",
      "tools": 6,
      "authority": 63
    },
    {
      "domain": "buffer.com",
      "tools": 6,
      "authority": 62
    },
    {
      "domain": "ycombinator.com",
      "tools": 6,
      "authority": 61
    },
    {
      "domain": "searchengineland.com",
      "tools": 6,
      "authority": 61
    },
    {
      "domain": "ionos.com",
      "tools": 6,
      "authority": 59
    },
    {
      "domain": "flipsnack.com",
      "tools": 6,
      "authority": 59
    },
    {
      "domain": "computerweekly.com",
      "tools": 6,
      "authority": 59
    },
    {
      "domain": "consultants500.com",
      "tools": 6,
      "authority": 59
    },
    {
      "domain": "it.com",
      "tools": 6,
      "authority": 58
    },
    {
      "domain": "beehiiv.com",
      "tools": 6,
      "authority": 58
    },
    {
      "domain": "keap.com",
      "tools": 6,
      "authority": 58
    },
    {
      "domain": "impress.co.jp",
      "tools": 6,
      "authority": 57
    },
    {
      "domain": "feedspot.com",
      "tools": 6,
      "authority": 57
    },
    {
      "domain": "yotpo.com",
      "tools": 6,
      "authority": 57
    },
    {
      "domain": "powr.io",
      "tools": 6,
      "authority": 57
    },
    {
      "domain": "socialmediatoday.com",
      "tools": 6,
      "authority": 57
    },
    {
      "domain": "clickz.com",
      "tools": 6,
      "authority": 56
    },
    {
      "domain": "clickbank.com",
      "tools": 6,
      "authority": 56
    },
    {
      "domain": "writesonic.com",
      "tools": 6,
      "authority": 56
    },
    {
      "domain": "printful.com",
      "tools": 6,
      "authority": 56
    },
    {
      "domain": "buzzsumo.com",
      "tools": 6,
      "authority": 56
    },
    {
      "domain": "conductor.com",
      "tools": 6,
      "authority": 55
    },
    {
      "domain": "marinsoftware.com",
      "tools": 6,
      "authority": 55
    },
    {
      "domain": "hostpapa.com",
      "tools": 6,
      "authority": 54
    },
    {
      "domain": "jasper.ai",
      "tools": 6,
      "authority": 54
    },
    {
      "domain": "rentry.co",
      "tools": 6,
      "authority": 54
    },
    {
      "domain": "admitad.com",
      "tools": 6,
      "authority": 53
    },
    {
      "domain": "convert.com",
      "tools": 6,
      "authority": 53
    },
    {
      "domain": "warriorforum.com",
      "tools": 6,
      "authority": 53
    },
    {
      "domain": "systeme.io",
      "tools": 6,
      "authority": 52
    },
    {
      "domain": "rdstation.com",
      "tools": 6,
      "authority": 52
    },
    {
      "domain": "capsulecrm.com",
      "tools": 6,
      "authority": 52
    },
    {
      "domain": "localiq.com",
      "tools": 6,
      "authority": 52
    },
    {
      "domain": "originality.ai",
      "tools": 6,
      "authority": 52
    },
    {
      "domain": "analyticsinsight.net",
      "tools": 6,
      "authority": 52
    },
    {
      "domain": "sitechecker.pro",
      "tools": 6,
      "authority": 52
    },
    {
      "domain": "teamwork.com",
      "tools": 6,
      "authority": 51
    },
    {
      "domain": "reliablesoft.net",
      "tools": 6,
      "authority": 51
    },
    {
      "domain": "engagebay.com",
      "tools": 6,
      "authority": 50
    },
    {
      "domain": "dataforseo.com",
      "tools": 6,
      "authority": 50
    },
    {
      "domain": "pics.io",
      "tools": 6,
      "authority": 50
    },
    {
      "domain": "seerinteractive.com",
      "tools": 6,
      "authority": 50
    },
    {
      "domain": "fixthephoto.com",
      "tools": 6,
      "authority": 50
    },
    {
      "domain": "seo-kueche.de",
      "tools": 6,
      "authority": 50
    },
    {
      "domain": "outgrow.co",
      "tools": 6,
      "authority": 49
    },
    {
      "domain": "vendasta.com",
      "tools": 6,
      "authority": 49
    },
    {
      "domain": "local.com",
      "tools": 6,
      "authority": 48
    },
    {
      "domain": "leadsquared.com",
      "tools": 6,
      "authority": 48
    },
    {
      "domain": "agilitypr.com",
      "tools": 6,
      "authority": 48
    },
    {
      "domain": "feinternational.com",
      "tools": 6,
      "authority": 48
    },
    {
      "domain": "stepbystepbusiness.com",
      "tools": 6,
      "authority": 48
    },
    {
      "domain": "ionos.fr",
      "tools": 6,
      "authority": 47
    },
    {
      "domain": "shorthand.com",
      "tools": 6,
      "authority": 47
    },
    {
      "domain": "bounteous.com",
      "tools": 6,
      "authority": 47
    },
    {
      "domain": "beebom.com",
      "tools": 6,
      "authority": 47
    },
    {
      "domain": "mangools.com",
      "tools": 6,
      "authority": 47
    },
    {
      "domain": "socialchamp.com",
      "tools": 6,
      "authority": 46
    },
    {
      "domain": "savedelete.com",
      "tools": 6,
      "authority": 46
    },
    {
      "domain": "ionos.it",
      "tools": 6,
      "authority": 45
    },
    {
      "domain": "recruitcrm.io",
      "tools": 6,
      "authority": 45
    },
    {
      "domain": "companionlink.com",
      "tools": 6,
      "authority": 45
    },
    {
      "domain": "searchinfluence.com",
      "tools": 6,
      "authority": 45
    },
    {
      "domain": "optinmonster.com",
      "tools": 6,
      "authority": 44
    },
    {
      "domain": "homebusinessmag.com",
      "tools": 6,
      "authority": 44
    },
    {
      "domain": "brightonseo.com",
      "tools": 6,
      "authority": 43
    },
    {
      "domain": "writeupcafe.com",
      "tools": 6,
      "authority": 43
    },
    {
      "domain": "pearllemon.com",
      "tools": 6,
      "authority": 43
    },
    {
      "domain": "dorik.com",
      "tools": 6,
      "authority": 42
    },
    {
      "domain": "abondance.com",
      "tools": 6,
      "authority": 41
    },
    {
      "domain": "fatjoe.com",
      "tools": 6,
      "authority": 41
    },
    {
      "domain": "goodcall.com",
      "tools": 6,
      "authority": 41
    }
  ]
}