| ALIAS_OF |
Equivalent to the CNAME record in DNS. It relates two HostNames. |
| ASSIGNED |
Represent the allocation by a RIR of a network resource (AS, Prefix) to a resource holder (see OpaqueID). Or represent the assigned IP address of an AtlasProbe. |
| AVAILABLE |
Relate ASes and Prefixes to RIRs (in the form of an OpaqueID) meaning that the resource is not allocated and available at the related RIR. |
| CATEGORIZED |
Relate a network resource (AS, Prefix, URL) to a Tag, meaning that the resource has been classified accordingly to the Tag. The reference_name property provide the name of the original dataset/classifier. |
| CENSORED |
Relate ASes to an OONI censorship test in form of a Tag or a network resource (IP, URL), meaning that there exists a censorship test result from a probe in this AS to the connected node. The reference_name property provides the name of the test. |
| COUNTRY |
Relate any node to its corresponding country. This relation may have different meaning depending on the original dataset (e.g. geo-location or registration). |
| DEPENDS_ON |
Relate an AS or Prefix to an AS, meaning the reachability of the AS/Prefix depends on a certain AS. |
| EXTERNAL_ID |
Relate a node to an identifier commonly used by an organization. For example, PeeringDB assigns unique identifiers to IXPs (see PeeringdbIXID). |
| LOCATED_IN |
Location of a resource at a specific geographical or topological location. For example, co-location Facility for an IXP or AS for an AtlasProbe. |
| MANAGED_BY |
Entity in charge of a network resource. For example an AS is managed by an Organization, a DomainName is managed by an AuthoritativeNameServer. |
| MEMBER_OF |
Represent the membership to an organization. For example, an AS is member of an IXP. |
| NAME |
Relate an entity to its usual or registered name. For example, the name of an AS. |
| ORIGINATE |
Relate a Prefix to an AS, meaning that the prefix is seen as being originated from that AS in BGP. |
| PARENT |
Relate two DomainNames and represent a zone cut between the parent zone and the more specific zone. |
| PART_OF |
Represent that one entity is a part of another. For example, an IP address is a part of an IP Prefix, a HostName is a part of a DomainName. |
| PEERS_WITH |
Represent the connection between two ASes as seen in BGP. It also include peerings between ASes and BGPCollectors. |
| POPULATION |
Indicate that an AS hosts a certain fraction of the population of a country. It also represent the estimated population of a country. |
| QUERIED_FROM |
Relate a DomainName to an AS or Country, meaning that the AS or Country appears in the Top 100AS or Country to query the most the DomainName (as reported by Cloudflare radar). |
| RANK |
Relate a resource to a Ranking, meaning that the resource appears in the Ranking. The rank property gives the exact rank position. |
| RESERVED |
Indicate that an AS or Prefix is reserved for a certain purpose by RIRs or IANA. |
| RESOLVES_TO |
Relate a HostName to an IP address, meaning that a DNS resolution resolved the corresponding IP. |
| ROUTE_ORIGIN_AUTHORIZATION |
Relate an AS and a Prefix, meaning that the AS is authorized to originate the Prefix according to RPKI. |
| SIBLING_OF |
Relate ASes or Organization together, meaning that they represent the same entity. |
| TARGET |
Relate an AtlasMeasurement to an IP, HostName, or AS, meaning that an Atlas measurement is setup to probe that resource. |
| WEBSITE |
Relate a URL to an Organization, Facility, IXP, AS, representing a common website for the resource. |