Longest Match / Organisations

Registered organisation

SCIENTIFIC RESEARCH INSTITUTE FOR SYSTEM ANALYSIS OF THE NATIONAL RESEARCH CENTRE "KURCHATOV INSTITUTE"

Address space registered to SCIENTIFIC RESEARCH INSTITUTE FOR SYSTEM ANALYSIS OF THE NATIONAL RESEARCH CENTRE "KURCHATOV INSTITUTE", and where it is announced from.

Registered holders come from the bulk whois that RIPE, APNIC and AFRINIC publish. ARIN and LACNIC do not publish theirs, so space held in North and South America is largely unattributed here.

What this tells you

• Holds 209,888 IPv4 addresses and 42,949,214,208 IPv6 /64 networks across 20 registered blocks.
• Announced by 40 networks, the largest being AS3267 National Research Computer Network of Russia at 82% of the IPv4 space.
• Its space resolves to 2 countries, mostly Russia (99% of the IPv4 space).

Networks announcing this space

Space announced by a network covers 100% of this holder's IPv4 space and 100% of its IPv6 space. The table below divides that space.

Network	IPv4 share	IPv6 share
AS3267 National Research Computer Network of Russia	82%	100%
AS5567 National Research Tomsk Polytechnic University	3%	-
AS201848 Trader soft LLC	2%	-
AS6874 Perm National Research Polytechnic University	2%	-
AS56534 Comfortel Ltd.	1%	-
AS42289 ITMO University	0.7%	-
AS8630 Fedaral State Educational Institution of higher professional Education 'Chuvash State University'	0.7%	-
AS39503 Peter the Great St. Petersburg Polytechnic University	0.6%	-
AS59714 Federal State Budgetary Educational Institution of Higher Education "Kurgan State University"	0.5%	<0.1%
AS200679 State Institute of Technology Saint-Petersburg	0.1%	<0.1%
AS29147 State Educational Enterprise of Higher Professional Education Novosibirsk State Technical University	0.1%	<0.1%
Everything else (29 more)	6%	<0.1%

Countries this space resolves to

Space we can place in a country covers 100% of this holder's IPv4 space and 100% of its IPv6 space. The table below divides that space.

Country	IPv4 share	IPv6 share
Russia	99%	100%
Kazakhstan	0.1%	-

Holding a block is a registry fact, not a physical one. The organisation named here is who the block is assigned to, which is often a customer of the network operator announcing it.

Every figure on this page is also JSON: /api/v2/directory/org/scientific-research-institute-for-system-analysis-of-th-093a1041. Breakdowns paginate from there, so a table showing the largest rows here returns all of them. Read the API.