Data as of Nov 13, 2026
31.210.129.0/24
No anonymizer space · no proxy exits in 30 daysSysGroup plc
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 31.210.128.0/21 | 2,048 | UK-SYSGROUP-20110504 | SysGroup plc (ORG-SP277-RIPE) · GB | ALLOCATED PA | May 22, 2020 | abuse@ |
| └ 31.210.129.0/29 | 8 | HNS-CUST-177 | Hub Network Services Ltd | ASSIGNED PA | Jul 15, 2011 | abuse@ via UK-SYSGROUP-20110504 |
| └ 31.210.129.8/29 | 8 | HNS-CUST-326 | Hub Network Services Ltd | ASSIGNED PA | Jan 16, 2018 | abuse@ via UK-SYSGROUP-20110504 |
| └ 31.210.129.16/29 | 8 | HNS-CUST-178 | Hub Network Services Ltd | ASSIGNED PA | Sep 2, 2011 | abuse@ via UK-SYSGROUP-20110504 |
| └ 31.210.129.24/30 | 4 | HNS-CUST-385 | Hub Network Services Ltd | ASSIGNED PA | Oct 22, 2018 | abuse@ via UK-SYSGROUP-20110504 |
| └ 31.210.129.28/30 | 4 | HNS-CUST-369 | Hub Network Services Ltd | ASSIGNED PA | Aug 9, 2018 | abuse@ via UK-SYSGROUP-20110504 |
| └ 31.210.129.32/27 | 32 | HNS-CUST-180 | Hub Network Services Ltd | ASSIGNED PA | Oct 6, 2011 | abuse@ via UK-SYSGROUP-20110504 |
| └ 31.210.129.64/27 | 32 | HNS-CUST-183 | Hub Network Services Ltd | ASSIGNED PA | Dec 9, 2011 | abuse@ via UK-SYSGROUP-20110504 |
| └ 31.210.129.96/28 | 16 | HNS-CUST-184 | Hub Network Services Ltd | ASSIGNED PA | Jan 9, 2012 | abuse@ via UK-SYSGROUP-20110504 |
| └ 31.210.129.112/28 | 16 | HNS-CUST-185 | Hub Network Services Ltd | ASSIGNED PA | Jan 26, 2012 | abuse@ via UK-SYSGROUP-20110504 |
| └ 31.210.129.128/26 | 64 | HNS-CUST-182 | Hub Network Services Ltd | ASSIGNED PA | Dec 5, 2011 | abuse@ via UK-SYSGROUP-20110504 |
| └ 31.210.129.192/26 | 64 | HNS-CUST-409 | Hub Network Services Ltd | ASSIGNED PA | Jan 15, 2020 | abuse@ via UK-SYSGROUP-20110504 |
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
Announced by
Covering announcement 31.210.128.0/21
- Prefix
- 31.210.128.0/21
- Announced by
- AS39537 SysGroup plc
- Type
- Hosting
- RPKI
- RPKI valid
- Netname
- UK-SYSGROUP-20110504
- Registrant
- SysGroup plc
- RIR
- RIPE NCC
Origin network
AS39537
GB
- Name
- SysGroup plc
- Type
- Hosting
- Registered
- Mar 15, 2006
- Domain
- sysgroup.com
- Website
- www.hns.net
- Industry
- Computer and Information Technology
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 31.210.128.0/21
31.210.128.0/21
Routing history
- Pattern
- Stable
- First seen
- May 2011
- Current origin since
- Aug 2014 · 12 yr
- Origin networks
- 2
- Last change of origin
- Aug 2014
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 31.210.128.0/21 | AS20860 | /24 | RIPE | Another network |
| 31.210.128.0/21 | AS39537 | /24 | RIPE | RPKI valid |
IRR
Route objects on 31.210.128.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS39537 | RIPE | Hub Network Services Ltd | MNT-HNS | Aug 22, 2014 |
Whois
Registration for this announcement
- Range
- 31.
210. 128. 0/ 21 - Netname
- UK-SYSGROUP-20110504
- Registrant
- SysGroup plc
- Registrant country
- GB
- Organization
- SysGroup plc (ORG-SP277-RIPE)
- Org country
- GB
- Type
- ALLOCATED PA
- Created
- May 22, 2020
- Updated
- Feb 16, 2025
- Maintainer
- SYSGROUP-MNT
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- May 4, 2011
- Status
- assigned
Report abuse
Abuse contact
- abuse@
sysgroup. com - Name
- Abuse-C Role
- Handle
- AR38690-RIPE