Data as of Nov 8, 2026
109.235.72.0/21
No anonymizer space · no proxy exits in 30 daysCyso Group B.V.
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 109.235.72.0/21 | 2,048 | NL-CYSO-20100125 | Cyso Group B.V. (ORG-CMH1-RIPE) · NL | ALLOCATED PA | Jan 25, 2010 | abuse@ |
| └ 109.235.72.0/25 | 128 | NL-CYSO-INFRA1 | Cyso Hosting B.V. | ASSIGNED PA | Nov 1, 2010 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.72.128/25 | 128 | NL-CYSO-INFRA2 | Cyso Hosting B.V. | ASSIGNED PA | Nov 1, 2010 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.73.0/25 | 128 | NL-CYSO-INFRA3 | Cyso Hosting B.V. | ASSIGNED PA | Nov 2, 2010 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.73.128/25 | 128 | NL-CYSO-INFRA4 | Cyso Hosting B.V. | ASSIGNED PA | Jun 1, 2011 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.74.0/24 | 256 | NL-CYSO-YOURHOSTING | YourHosting B.V. | ASSIGNED PA | Apr 26, 2011 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.75.0/27 | 32 | NL-CYSO-M4N | Cyso Hosting B.V. | ASSIGNED PA | Jun 1, 2011 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.75.32/28 | 16 | NL-CYSO-STING | Cyso Hosting B.V. | ASSIGNED PA | Jan 9, 2013 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.75.48/28 | 16 | NL-CYSO-COURSEPATH | Cyso Hosting B.V. | ASSIGNED PA | Jul 2, 2013 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.75.96/27 | 32 | CYSO-HOSTING-LOGIN-NET | hosting-login.net, managed by Cyso | ASSIGNED PA | Oct 30, 2012 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.75.128/25 | 128 | CYSO-SHARED-VDOM | managed by Cyso | ASSIGNED PA | Oct 30, 2012 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.76.0/24 | 256 | NL-CYSO | Cyso Hosting B.V. | ASSIGNED PA | Oct 19, 2011 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.77.0/29 | 8 | NIBC-WS | NIBC Managed by CYSO | ASSIGNED PA | Dec 3, 2013 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.77.16/28 | 16 | ENRISE-UPC | Cyso Hosting B.V. | ASSIGNED PA | Dec 3, 2013 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.77.64/27 | 32 | BRIDGEVEST | Bridgevest, Managed by CYSO | ASSIGNED PA | Sep 25, 2015 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.77.128/25 | 128 | CYSO-OS-INFRA | Openstack Infrastructure | ASSIGNED PA | Jul 3, 2014 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.78.0/24 | 256 | NL-CYSO-VCLOUD-3 | Cyso Hosting B.V. | ASSIGNED PA | Oct 19, 2011 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.79.0/28 | 16 | CYSO-ENRISE | Enrise, managed by Cyso | ASSIGNED PA | Jun 11, 2012 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.79.16/28 | 16 | CYSO-CRYO-SAVE | Cryo-Save, managed by Cyso | ASSIGNED PA | Oct 30, 2012 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.79.32/28 | 16 | CYSO-TAF | TAF, managed by Cyso | ASSIGNED PA | Oct 30, 2012 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.79.48/30 | 4 | CYSO-WOG3 | unknown | ASSIGNED PA | Oct 30, 2012 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.79.52/30 | 4 | CYSO-ENRISE-2 | Enrise, managed by Cyso | ASSIGNED PA | Oct 30, 2012 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.79.56/30 | 4 | CYSO-NIBC-HYPER | NIBC, managed by Cyso | ASSIGNED PA | Oct 30, 2012 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.79.60/30 | 4 | CYSO-EMPL-2 | managed by Cyso | ASSIGNED PA | Oct 30, 2012 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.79.80/30 | 4 | NL-CYSO-EZWIM-VPN | Cyso Hosting B.V. | ASSIGNED PA | Jan 9, 2013 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.79.84/30 | 4 | NL-CYSO-SIPX | Cyso Hosting B.V. | ASSIGNED PA | May 24, 2013 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.79.88/29 | 8 | NL-CYSO-YH-TRANSPORT | Cyso Hosting B.V. | ASSIGNED PA | Jan 9, 2013 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.79.96/29 | 8 | NL-CYSO-XMR-2-STING | Cyso Hosting B.V. | ASSIGNED PA | Jan 9, 2013 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.79.104/29 | 8 | NL-CYSO-PAY-TRANSPORT | Cyso Hosting B.V. | ASSIGNED PA | May 24, 2013 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.79.112/29 | 8 | NL-CYSO-SIPX-TRANSPORT | Cyso Hosting B.V. | ASSIGNED PA | May 24, 2013 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.79.120/29 | 8 | NL-CYSO-YHVPS1-TRANSPORT | Cyso Hosting B.V. | ASSIGNED PA | May 24, 2013 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.79.128/29 | 8 | NL-CYSO-YHVPS2-TRANSPORT | Cyso Hosting B.V. | ASSIGNED PA | May 24, 2013 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.79.160/27 | 32 | NL-CYSO-LANLOGIC | Cyso Hosting B.V. | ASSIGNED PA | May 24, 2013 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.79.192/29 | 8 | NL-CYSO-MSI | Cyso Hosting B.V. | ASSIGNED PA | Mar 4, 2014 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.79.200/30 | 4 | NL-CYSO-ARLANET | Cyso Hosting B.V. | ASSIGNED PA | Mar 4, 2014 | abuse@ via NL-CYSO-20100125 |
| └ 109. | 20 | NL-CYSO-Lexence | Cyso Hosting B.V. | ASSIGNED PA | Mar 4, 2014 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.79.224/29 | 8 | NL-CYSO-VAKMEDIANET | Cyso Hosting B.V. | ASSIGNED PA | Mar 4, 2014 | abuse@ via NL-CYSO-20100125 |
| └ 109.235.79.240/28 | 16 | NL-CYSO-THE-STING | Cyso Hosting B.V. | ASSIGNED PA | Mar 4, 2014 | abuse@ via NL-CYSO-20100125 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
Origin network
AS25151
NL
- Name
- Cyso Group B.V.
- Type
- Hosting
- Registered
- Aug 9, 2002
- Domain
- cyso.com
- Website
- www.cyso.com
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Nov 2010
- Current origin since
- Nov 2010 · 16 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 109.
235. 72. 0/ 21 - Netname
- NL-CYSO-20100125
- Registrant
- Cyso Group B.V.
- Registrant country
- NL
- Organization
- Cyso Group B.V. (ORG-CMH1-RIPE)
- Org country
- NL
- Type
- ALLOCATED PA
- Created
- Jan 25, 2010
- Updated
- Mar 13, 2025
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- NL
- Delegated
- Jan 25, 2010
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cyso. net - Name
- Cyso Hosting B.V. Technical Role Account
- Handle
- CYSO-RIPE