Network operator
Core-Backbone GmbH
3 networks combined into one view.
Operators are grouped by registered network name. Each figure below is the total across every network on this page, which is what a single network page cannot show.
What this tells you
- Address space is concentrated in Germany (89% of the IPv4 space), across 16 countries in total.
Countries in this space
Space we can place in a country covers 100% of these networks' IPv4 space and 100% of their IPv6 space. The table below divides that space.
| Country | IPv4 share | IPv6 share | |
|---|---|---|---|
| Germany | 89% | 67% | |
| Spain | 1% | 33% | |
| United Kingdom | 1% | - | |
| Switzerland | 1% | - | |
| United States | 1% | - | |
| Czechia | 0.6% | - | |
| Austria | 0.6% | - | |
| Italy | 0.6% | - | |
| Everything else (8 more) | 5% | - |
Organisations holding assignments here
Registered organisations account for 100% of these networks' IPv4 space and 100% of their IPv6 space. The table below divides that space. 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 ARIN and LACNIC do not publish theirs, so space held in North and South America is largely unattributed here.
| Organisation | IPv4 share | IPv6 share | |
|---|---|---|---|
| Core-Backbone GmbH | 84% | 67% | |
| CPC SERVICIOS INFORMATICOS APLICADOS A NUEVAS TECNOLOGIAS SL | 8% | 33% | |
| Privax Ltd | 2% | - | |
| Intronet GmbH | 1% | - | |
| Shellrent S.r.l. | 1% | - | |
| Schnellno | 0.8% | - | |
| Robert Meyer trading as "Mittwald CM Service GmbH & Co. KG" | 0.6% | <0.1% | |
| Datapacket Maroc SARL | 0.6% | - | |
| Everything else (8 more) | 2% | <0.1% |
Anonymizer signals
Flagged space covers 100% of these networks' IPv4 space and 100% of their IPv6 space. The table below divides that space.
| Category | IPv4 share | IPv6 share | |
|---|---|---|---|
| Datacenter | 100% | 100% | |
| VPN | 10% | - | |
| Not covered by any of these | - | - |
One address can carry more than one of these, so the rows add up to more than the space they cover.
All 3 networks run by this operator
| ASN | Name | Estimated users |
|---|---|---|
| AS201011 | Core-Backbone GmbH | 442 |
| AS51191 | Core-Backbone GmbH | 303 |
| AS33891 | Core-Backbone GmbH | - |
Every figure on this page is also JSON: /api/v2/directory/isp/core-backbone-gmbh. Breakdowns paginate from there, so a table showing the largest rows here returns all of them. Read the API.