D-root
E224049
D-root is one of the thirteen authoritative DNS root servers that form the core of the global Domain Name System infrastructure.
All labels observed (2)
| Label | Occurrences |
|---|---|
| D-root canonical | 1 |
| d.root-servers.net | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2002412 — 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: D-root Context triple: [Root Server System, hasLogicalServerLabel, D-root]
-
A.
RdR
RdR is the abbreviated name of the Council for German Orthography, the official body responsible for regulating and updating German spelling rules.
-
B.
Dern
Dern is a surname most prominently associated with American actor Bruce Dern and his family of performers.
-
C.
DRO
DRO is the commonly used acronym for the Division of Regional Operations, an organizational unit that oversees and coordinates activities across multiple geographic regions.
-
D.
Drymaea
Drymaea was an ancient Greek city-state located in the region of Phocis, known from classical historical and geographical accounts.
-
E.
Rhoose
Rhoose is a coastal village in the Vale of Glamorgan in South Wales, known for its proximity to Cardiff Airport and views over the Bristol Channel.
- 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: D-root Target entity description: D-root is one of the thirteen authoritative DNS root servers that form the core of the global Domain Name System infrastructure.
-
A.
RdR
RdR is the abbreviated name of the Council for German Orthography, the official body responsible for regulating and updating German spelling rules.
-
B.
Dern
Dern is a surname most prominently associated with American actor Bruce Dern and his family of performers.
-
C.
DRO
DRO is the commonly used acronym for the Division of Regional Operations, an organizational unit that oversees and coordinates activities across multiple geographic regions.
-
D.
Drymaea
Drymaea was an ancient Greek city-state located in the region of Phocis, known from classical historical and geographical accounts.
-
E.
Rhoose
Rhoose is a coastal village in the Vale of Glamorgan in South Wales, known for its proximity to Cardiff Airport and views over the Bristol Channel.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
DNS root name server
ⓘ
critical Internet infrastructure ⓘ |
| hasAnycastInstancesIn |
Africa
ⓘ
Asia ⓘ Europe ⓘ North America ⓘ Oceania ⓘ South America ⓘ |
| hasAuthorityOver |
DNS root zone
ⓘ
linked to:
Domain Name System root zone
|
| hasHostname |
d.root-servers.net
ⓘ
linked to:
D-root
|
| hasIPv4Address | 199.7.91.13 ⓘ |
| hasIPv6Address | 2001:500:2d::d ⓘ |
| hasRole | authoritative root name server ⓘ |
| hasService |
recursive resolver priming responses
ⓘ
root zone NS referrals ⓘ |
| identifiedByLetter | D ⓘ |
| isOneOf | 13 DNS root servers ⓘ |
| isRedundantWith |
A-root
ⓘ
B-root ⓘ C-root ⓘ E-root ⓘ F-root ⓘ G-root ⓘ H-root ⓘ I-root ⓘ J-root ⓘ K-root ⓘ L-root ⓘ M-root ⓘ |
| locatedIn |
United States
ⓘ
linked to:
United States of America
|
| monitoredBy | Root Server System Advisory Committee ⓘ |
| operatedBy |
UMD Division of Information Technology
ⓘ
University of Maryland ⓘ |
| operatedUnderPolicyFramework | Root Server System Advisory Committee (RSSAC) guidance ⓘ |
| partOf |
DNS root server system
ⓘ
linked to:
Root Server System
global Domain Name System infrastructure ⓘ |
| servesZone | . (root zone) ⓘ |
| supportsDNSSEC | true ⓘ |
| supportsQueryType |
A
ⓘ
AAAA ⓘ DNSKEY ⓘ DS ⓘ NS ⓘ |
| usesAnycast | true ⓘ |
| usesProtocol |
DNS
ⓘ
linked to:
Domain Name System
TCP ⓘ
linked to:
Transmission Control Protocol
UDP ⓘ |
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: D-root Description of subject: D-root is one of the thirteen authoritative DNS root servers that form the core of the global Domain Name System infrastructure.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: D-root