Collectively the RIRs have created the Number Resource Organization formed as a body to represent their collective interests and ensure that policy statements are coordinated globally.

The Internet Assigned Numbers Authority ( IANA ) delegates Internet resources to the RIRs who, in turn, follow their regional policies to delegate resources to their customers, which include Internet service providers and end-user organizations.

Collectively, the RIRs participate in the Number Resource Organization ( NRO ), formed as a body to represent their collective interests, undertake joint activities, and coordinate their activities globally.

The Internet Assigned Numbers Authority ( IANA ) manages the IP address space allocations globally and delegates five regional Internet registries ( RIRs ) to allocate IP address blocks to local Internet registries ( Internet service providers ) and other entities.

IANA delegates allocations of IP address blocks to Regional Internet Registries ( RIRs ).

The Regional Internet Registry system evolved over time, eventually dividing the world into five RIRs:

It came into existence on October 24, 2003, when the four existing RIRs entered into a memorandum of understanding ( MoU ) in order to undertake joint activities, including joint technical projects, liaison activities and policy co-ordination.

The last available top-level () blocks of 16 million IPv4 addresses were assigned in February 2011 by the Internet Assigned Numbers Authority ( IANA ) to the five Regional Internet registries ( RIRs ).

The Internet Assigned Numbers Authority ( IANA ) issues to regional Internet registries ( RIRs ) large, short-prefix CIDR blocks.

The RIRs, each responsible for a single, large, geographic area, such as Europe or North America, subdivide these blocks and allocate subnets to local Internet registries ( LIRs ).

AS numbers are assigned in blocks by the Internet Assigned Numbers Authority ( IANA ) to Regional Internet Registries ( RIRs ).

Worldwide IANA assigns blocks of addresses to the RIRs and they distribute these to end-users via the LIRs ( normally ISPs ).

: ICANN assigns blocks of Internet resources ( IP Resources and AS Numbers ) to the RIPE NCC and the other RIRs.

ARIN is one of five Regional Internet Registries ( RIRs ) in the world.

Such addresses may be used without registration or allocation from Regional Internet Registries ( RIRs ).

Like the other RIRs, ARIN:

The Number Resource Organization ( NRO ) is an unincorporated organization uniting the five RIRs.

Some RIRs such as RIPE has started to allocate / 48 from a specific prefix for this purpose.

So the RIRs make sure that public addresses are given to one organisation.

: The Number Resource Organization ( NRO ) is made up of the five RIRs: AfriNIC, APNIC, ARIN, LACNIC and the RIPE NCC.

The NRO carries out the joint activities of the RIRs including joint technical projects, liaison activities and policy coordination.

Along with dividing up their project by theoretical emphasis, anthropologists typically divide the world up into relevant time periods and geographic regions.

These will enable developing countries to give their children a digital education, and help close the digital divide across the world.

Ephrem asserts that Christ's unity of humanity and divinity represents peace, perfection and salvation ; in contrast, docetism and other heresies sought to divide or reduce Christ's nature, and in doing so would rend and devalue Christ's followers with their false teachings.

These tendons divide before their insertions and the tendons of flexor digitorum longus pass through these divisions.

Ferromagnetic materials spontaneously divide into magnetic domains because the exchange interaction is a short-range force, so over long distances of many atoms the tendency of the magnetic dipoles to reduce their energy by orienting in opposite directions wins out.

Allowing researchers to work within their own countries also stems migration from less developed countries, helping bridge the digital divide.

Some have argued hate crime laws bring the law into disrepute and further divide society, as groups apply to have their critics silenced.

Ernest Hilgard, who developed the " neodissociation " theory of hypnotism, hypothesised that hypnosis causes the subjects to divide their consciousness voluntarily.

The region is not an official administrative unit, but has been traditionally used as the regional division of Japan in a number of contexts: for example, maps and geography textbooks divide Japan into the eight regions, weather reports usually give the weather by region, and many businesses and institutions use their home region as part of their name ( Kinki Nippon Railway, Chūgoku Bank, Tohoku University, etc .).

Historical Chinese culture has not recognized a concept of sexual orientation, or a framework to divide people based on their same-sex or opposite-sex attractions.

Instead of dividing their traditional stories into myths, legends, and folktales, some cultures divide them into two categories, one that roughly corresponds to folktales, and one that combines myths and legends.

In a more quantum-mechanical view, the conduction electrons divide their density equally over all atoms that function as neutral ( non-charged ) entities.

Modern classification schemes divide meteorites into groups according to their structure, chemical and isotopic composition and mineralogy.

Natural features divide the country into seven distinct areas: Ruus al Jibal, including the northern Musandam Peninsula ; the Al Batinah plain running southeast along the Gulf of Oman coast ; the Oman interior behind the Al Batinah coast comprising the Al Hajar Mountains their foothills, and desert fringes ; the coast from Muscat-Matrah around the Ras al Hadd point and down the Arabian Sea ; the offshore island of Masirah ; and finally the barren coastline south to the Dhofar region in the south.

Italy's entry into the war forced the Austrians to divide their forces.

This is because under exponential growth conditions the cells are able to replicate their DNA faster than they can divide.

Bacteria constantly remodel their peptidoglycan cell walls, simultaneously building and breaking down portions of the cell wall as they grow and divide.

In Tibet the practice was particularly popular among the priestly Sakya class but also among poor small farmers who can ill afford to divide their small holdings.

Researchers divide the quinolones into generations based on their antibacterial spectrum.

Henry II planned to divide his and his wife's territories between their sons, of which there were three at the time ; Henry would become King of England and have control of Anjou, Maine, and Normandy, while Richard would inherit Aquitaine from his mother and become Count of Poitiers, and Geoffrey would get Brittany through marriage alliance with Constance, the heiress to the region.

After he fell seriously ill in 1170, Henry II put in place his plan to divide his kingdom, although he would retain overall authority of his sons and their territories.

A great deal of adult stem cell research to date has had the aim of characterizing the capacity of the cells to divide or self-renew indefinitely and their differentiation potential.

Joseph was telling the people of Egypt how to divide their crop, providing a portion to the Pharaoh.

To touch the smallest particle of the host or the smallest droplet from the chalice is to touch Jesus Christ himself, as when one person touches another on the back of the hand with only a fingertip and in so doing touches not merely a few skin cells but touches the whole person: " Christ is present whole and entire in each of the species and whole and entire in each of their parts, in such a way that the breaking of the bread does not divide Christ.