RFC 974
E235818
RFC 974 is an early Internet standard that defined the original mechanisms for mail routing and the use of MX records in the Domain Name System (DNS).
All labels observed (1)
| Label | Occurrences |
|---|---|
| RFC 974 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1866839 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: RFC 974 Context triple: [RFC 5321, obsoletes, RFC 974]
-
A.
RFC 973
RFC 973 is an early Internet standards document that refines and extends the domain name system concepts introduced in RFC 882.
-
B.
RFC 1094
RFC 1094 is the original specification document that standardizes the Network File System (NFS) protocol used for remote file access over a network.
-
C.
RFC 950
RFC 950 is an Internet standard that defines the procedures and format for subnetting IP networks, extending the original IPv4 addressing scheme.
-
D.
RFC 1449
RFC 1449 is an early Internet standards document that specified a version of the Simple Network Management Protocol (SNMP) used for managing devices on IP networks.
-
E.
RFC 792
RFC 792 is the Internet standard document that specifies the Internet Control Message Protocol (ICMP), which is used for network diagnostics and error reporting in IP networks.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: RFC 974 Target entity description: RFC 974 is an early Internet standard that defined the original mechanisms for mail routing and the use of MX records in the Domain Name System (DNS).
-
A.
RFC 973
RFC 973 is an early Internet standards document that refines and extends the domain name system concepts introduced in RFC 882.
-
B.
RFC 1094
RFC 1094 is the original specification document that standardizes the Network File System (NFS) protocol used for remote file access over a network.
-
C.
RFC 950
RFC 950 is an Internet standard that defines the procedures and format for subnetting IP networks, extending the original IPv4 addressing scheme.
-
D.
RFC 1449
RFC 1449 is an early Internet standards document that specified a version of the Simple Network Management Protocol (SNMP) used for managing devices on IP networks.
-
E.
RFC 792
RFC 792 is the Internet standard document that specifies the Internet Control Message Protocol (ICMP), which is used for network diagnostics and error reporting in IP networks.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
Internet standard
ⓘ
Request for Comments ⓘ |
| appliesTo |
DNS administrators
ⓘ
Internet mail systems ⓘ |
| area | applications ⓘ |
| category | Standards Track ⓘ |
| concerns |
interoperability of mail systems
ⓘ
reliability of mail delivery ⓘ selection of backup mail exchangers ⓘ |
| defines |
original mechanisms for Internet mail routing
ⓘ
use of MX records in the Domain Name System ⓘ |
| definesTerm |
MX preference
ⓘ
mail exchanger ⓘ |
| documentType | standards specification ⓘ |
| goal | standardize mail routing using the domain system ⓘ |
| influenced |
design of modern email routing
ⓘ
later DNS and mail standards ⓘ |
| intendedAudience |
mail system implementers
ⓘ
network operators ⓘ |
| language | English ⓘ |
| networkScope |
the internet
ⓘ
surface form:
Internet
|
| obsoletedBy |
RFC 1123
ⓘ
RFC 2821 ⓘ RFC 5321 ⓘ |
| publishedBy |
Internet Activities Board
ⓘ
Internet Engineering Task Force ⓘ |
| relatedToProtocol | SMTP ⓘ |
| RFCNumber | 974 ⓘ |
| specifies |
fallback to A records when MX records are absent
ⓘ
preference values for MX records ⓘ rules for handling multiple MX records ⓘ rules for handling unreachable mail exchangers ⓘ selection of mail exchangers based on MX preference ⓘ use of DNS to locate mail exchangers for a domain ⓘ use of canonical host names in mail routing ⓘ |
| status | Obsoleted ⓘ |
| subject |
Domain Name System
ⓘ
MX resource records ⓘ electronic mail routing ⓘ |
| title | Mail routing and the domain system ⓘ |
| updatesSpecificationOf |
SMTP
ⓘ
surface form:
Simple Mail Transfer Protocol
|
| usesResourceRecordType |
A
ⓘ
MX ⓘ |
| usesTechnology | Domain Name System ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: RFC 974 Description of subject: RFC 974 is an early Internet standard that defined the original mechanisms for mail routing and the use of MX records in the Domain Name System (DNS).
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.