Network operator
COLT Technology Services Group Limited
8 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
- 37,341 of those are in Italy, 0.1% of everyone online there.
- Address space is concentrated in United Kingdom (62% of the IPv4 space), across 12 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 | |
|---|---|---|---|
| United Kingdom | 62% | 75% | |
| Germany | 14% | <0.1% | |
| United States | 9% | - | |
| Italy | 8% | - | |
| France | 2% | - | |
| Switzerland | 1% | <0.1% | |
| Denmark | 0.9% | - | |
| Belgium | 0.9% | - | |
| Netherlands | 0.8% | 25% | |
| Everything else (3 more) | 1% | - |
Organisations holding assignments here
Registered organisations account for 90% 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 ARIN and LACNIC do not publish theirs, so space held in North and South America is largely unattributed here.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 | |
|---|---|---|---|
| Guy's and St Thomas' NHS Foundation Trust | 39% | - | |
| COLT Technology Services Group Limited | 28% | 74% | |
| Deutsches Patent- und Markenamt | 5% | <0.1% | |
| Aconet Srl | 5% | - | |
| Poste Italiane S.p.A. | 4% | - | |
| Mahle Behr GmbH & Co.Kg | 3% | - | |
| Sopra Steria SE | 2% | - | |
| Hannover Rueck SE | 0.9% | - | |
| Centric Netherlands B.V. | 0.3% | 25% | |
| NEOFONIE GMBH | 0.2% | <0.1% | |
| Konrad-Adenauer-Stiftung e.V. | 0.2% | <0.1% | |
| INTERPUBLIC GIS (UK) LTD | - | 2% | |
| Everything else (61 more) | 14% | <0.1% |
Anonymizer signals
None of this space carries an anonymiser or hosting flag.
All 8 networks run by this operator
| ASN | Name | Estimated users |
|---|---|---|
| AS15404 | COLT Technology Services Group Limited | 41,543 |
| AS6675 | COLT Technology Services Group Limited | - |
| AS8372 | COLT Technology Services Group Limited | - |
| AS9126 | COLT Technology Services Group Limited | - |
| AS12640 | COLT Technology Services Group Limited | - |
| AS12755 | COLT Technology Services Group Limited | - |
| AS12761 | COLT Technology Services Group Limited | - |
| AS12878 | COLT Technology Services Group Limited | - |
Every figure on this page is also JSON: /api/v2/directory/isp/colt-technology-services-group-limited. Breakdowns paginate from there, so a table showing the largest rows here returns all of them. Read the API.