{"id":"https://openalex.org/W4290982292","doi":"https://doi.org/10.17487/rfc1870","title":"SMTP Service Extension for Message Size Declaration","display_name":"SMTP Service Extension for Message Size Declaration","publication_year":1995,"publication_date":"1995-11-01","ids":{"openalex":"https://openalex.org/W4290982292","doi":"https://doi.org/10.17487/rfc1870"},"language":"en","primary_location":{"id":"doi:10.17487/rfc1870","is_oa":false,"landing_page_url":"https://doi.org/10.17487/rfc1870","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":null,"raw_type":"report"},"type":"report","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5033909662","display_name":"J. Klensin","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J. Klensin","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025294561","display_name":"N. Freed","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"N. Freed","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5018732990","display_name":"K. Moore","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"K. Moore","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":7,"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/T10679","display_name":"Service-Oriented Architecture and Web Services","score":0.9765999913215637,"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/T10679","display_name":"Service-Oriented Architecture and Web Services","score":0.9765999913215637,"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/T10651","display_name":"IPv6, Mobility, Handover, Networks, Security","score":0.9448000192642212,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/extension","display_name":"Extension (predicate logic)","score":0.801738977432251},{"id":"https://openalex.org/keywords/declaration","display_name":"Declaration","score":0.7487459182739258},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.5297967791557312},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.45924830436706543},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.3420219123363495},{"id":"https://openalex.org/keywords/business","display_name":"Business","score":0.2158525288105011},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.0830584466457367},{"id":"https://openalex.org/keywords/marketing","display_name":"Marketing","score":0.05052646994590759}],"concepts":[{"id":"https://openalex.org/C2778029271","wikidata":"https://www.wikidata.org/wiki/Q5421931","display_name":"Extension (predicate logic)","level":2,"score":0.801738977432251},{"id":"https://openalex.org/C138147947","wikidata":"https://www.wikidata.org/wiki/Q1183659","display_name":"Declaration","level":2,"score":0.7487459182739258},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.5297967791557312},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.45924830436706543},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.3420219123363495},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.2158525288105011},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0830584466457367},{"id":"https://openalex.org/C162853370","wikidata":"https://www.wikidata.org/wiki/Q39809","display_name":"Marketing","level":1,"score":0.05052646994590759}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.17487/rfc1870","is_oa":false,"landing_page_url":"https://doi.org/10.17487/rfc1870","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":null,"raw_type":"report"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2374822965","https://openalex.org/W2093418863","https://openalex.org/W2993476977","https://openalex.org/W2809231907","https://openalex.org/W3134669730","https://openalex.org/W1577817602","https://openalex.org/W2378917901","https://openalex.org/W859380720"],"abstract_inverted_index":null,"counts_by_year":[{"year":2012,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
