{"id":"https://openalex.org/W7213614396","doi":"https://doi.org/10.5281/zenodo.22849900","title":"DMARC Census, October 2026: the Tranco top million","display_name":"DMARC Census, October 2026: the Tranco top million","publication_year":2026,"publication_date":"2026-09-01","ids":{"openalex":"https://openalex.org/W7213614396","doi":"https://doi.org/10.5281/zenodo.22849900"},"language":"en","primary_location":{"id":"doi:10.5281/zenodo.22849900","doi":"https://doi.org/10.5281/zenodo.22849900","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.22849900","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Dataset"},"volume":null,"type":"dataset","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.5281/zenodo.22849900","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5147705236","display_name":"Josh Purvis","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Purvis, Josh","raw_affiliation_strings":["DomainCanary"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DomainCanary","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5147705236"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11644","display_name":"Spam and Phishing Detection","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11644","display_name":"Spam and Phishing Detection","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12479","display_name":"Web Application Security Vulnerabilities","score":0.0,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13983","display_name":"Cybersecurity and Information Systems","score":0.0,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/dmarc","display_name":"DMARC","score":0.9710000157356262},{"id":"https://openalex.org/keywords/spf","display_name":"SPF","score":0.9110000133514404},{"id":"https://openalex.org/keywords/email-security","display_name":"email security","score":0.7590000033378601},{"id":"https://openalex.org/keywords/domain-records","display_name":"domain records","score":0.5669999718666077}],"concepts":[{"id":"https://openalex.org/C151719136","wikidata":"https://www.wikidata.org/wiki/Q3972943","display_name":"Publishing","level":2,"score":0.3991999924182892},{"id":"https://openalex.org/C512654426","wikidata":"https://www.wikidata.org/wiki/Q19652","display_name":"Public domain","level":2,"score":0.3935999870300293},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.387800008058548},{"id":"https://openalex.org/C161191863","wikidata":"https://www.wikidata.org/wiki/Q199655","display_name":"Library science","level":1,"score":0.3547999858856201},{"id":"https://openalex.org/C2779804580","wikidata":"https://www.wikidata.org/wiki/Q102047","display_name":"Suffix","level":2,"score":0.34779998660087585},{"id":"https://openalex.org/C95457728","wikidata":"https://www.wikidata.org/wiki/Q309","display_name":"History","level":0,"score":0.32109999656677246},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.260699987411499},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.26030001044273376},{"id":"https://openalex.org/C36503486","wikidata":"https://www.wikidata.org/wiki/Q11235244","display_name":"Domain (mathematical analysis)","level":2,"score":0.25369998812675476},{"id":"https://openalex.org/C2778137410","wikidata":"https://www.wikidata.org/wiki/Q2732820","display_name":"Government (linguistics)","level":2,"score":0.243599995970726}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.5281/zenodo.22849900","doi":"https://doi.org/10.5281/zenodo.22849900","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.22849900","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Dataset"},{"id":"doi:10.5281/zenodo.22849901","doi":"https://doi.org/10.5281/zenodo.22849901","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.22849901","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Dataset"},{"id":"doi:10.5281/zenodo.23540130","doi":"https://doi.org/10.5281/zenodo.23540130","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.23540130","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Dataset"}],"best_oa_location":{"id":"doi:10.5281/zenodo.22849900","doi":"https://doi.org/10.5281/zenodo.22849900","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.22849900","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Dataset"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":1,"referenced_works":["https://openalex.org/W2904027722"],"related_works":["https://openalex.org/W7202363181","https://openalex.org/W7213609895","https://openalex.org/W7221452327","https://openalex.org/W4389989167","https://openalex.org/W7161328539","https://openalex.org/W2291531368","https://openalex.org/W4392964533","https://openalex.org/W4404622154","https://openalex.org/W6973728893","https://openalex.org/W1550539236"],"abstract_inverted_index":{"We":[0,68],"looked":[1],"up":[2],"the":[3,18,32,38,49,84,111,124,127,138,142,146,151,153,157,182],"DMARC":[4,50,90],"and":[5,41,63,80,100,109,120,123,156,167,169,189],"SPF":[6],"records":[7],"of":[8,31,172],"1,000,767":[9],"domains":[10,16,34,47,58],"on":[11],"1":[12,21],"September":[13,85,183],"2026.":[14],"The":[15,160],"are":[17,35,192],"Tranco":[19,39,143],"top":[20],"million":[22],"(list":[23],"GQJJK)":[24],"plus":[25],"1,321":[26],"US":[27,112],"federal":[28,33,113],"domains.":[29,114],"554":[30],"already":[36],"in":[37,83],"list,":[40],"we":[42,64],"scanned":[43],"those":[44],"once.":[45],"1,000,424":[46],"answered":[48],"lookup.":[51],"343":[52],"lookups":[53],"failed":[54],"after":[55],"retries.":[56],"Those":[57],"could":[59],"not":[60],"be":[61],"measured":[62],"left":[65],"them":[66,71],"out.":[67],"never":[69],"counted":[70],"as":[72],"publishing":[73],"no":[74,170],"record.":[75],"aggregates.json":[76],"has":[77,117,132,165],"every":[78],"count":[79],"share":[81],"published":[82],"2026":[86,129,184],"edition.":[87,130],"It":[88,115,140,164],"covers":[89],"adoption,":[91,122],"policy,":[92],"record":[93,171],"quality,":[94],"reporting":[95],"addresses,":[96],"SPF,":[97],"mail":[98],"providers":[99],"report":[101,185],"vendors,":[102],"with":[103],"breakdowns":[104],"by":[105,107],"country,":[106],"TLD":[108],"for":[110],"also":[116],"MTA-STS,":[118],"TLS-RPT":[119],"BIMI":[121],"change":[125],"since":[126],"August":[128],"manifest.json":[131],"what":[133],"you":[134],"need":[135],"to":[136],"repeat":[137],"scan.":[139],"lists":[141],"list":[144],"id,":[145],"Public":[147],"Suffix":[148],"List":[149],"hash,":[150],"resolvers,":[152],"scanner":[154],"version":[155],"scan":[158],"times.":[159],"data":[161],"is":[162],"aggregate.":[163],"counts":[166],"shares,":[168],"how":[173],"any":[174],"single":[175],"domain":[176],"was":[177],"configured.":[178],"You":[179],"can":[180],"read":[181],"at:":[186,194],"https://domaincanary.com/research/dmarc-census/2026-09":[187],"Past":[188],"future":[190],"editions":[191],"listed":[193],"https://domaincanary.com/research/dmarc-census":[195]},"counts_by_year":[],"updated_date":"2026-10-22T09:42:04.148104","created_date":"2026-09-20T00:00:00"}