Data as of Nov 12, 2026
31.7.8.0/21
No anonymizer space · no proxy exits in 30 daysPRT Systems Limited
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 |
|---|---|---|---|---|---|---|
| 31.7.8.0/21 | 2,048 | UK-PRT-20110412 | PRT Systems Limited (ORG-PSL1-RIPE) · GB | ALLOCATED PA | Dec 5, 2017 | ripe-abuse@ |
| └ 31.7.8.0/26 | 64 | DICO-01 | Dico Ltd. Core Infrastructure 1 | ASSIGNED PA | Jul 9, 2011 | ripe-abuse@ via UK-PRT-20110412 |
| └ 31.7.8.64/27 | 32 | DICO-01 | Dico Ltd. Core Infrastructure 2 | ASSIGNED PA | Jul 9, 2011 | ripe-abuse@ via UK-PRT-20110412 |
| └ 31.7.8.112/28 | 16 | DICO-01 | Dico Ltd. Core Infrastructure 3 | ASSIGNED PA | Jul 9, 2011 | ripe-abuse@ via UK-PRT-20110412 |
| └ 31.7.8.128/26 | 64 | DICO-02 | Dico Ltd. Core Infrastructure 3 | ASSIGNED PA | Jul 15, 2015 | ripe-abuse@ via UK-PRT-20110412 |
| └ 31.7.8.192/26 | 64 | DICO-UK-VPS-01 | Dico Ltd. Customer VPS Block 1 | ASSIGNED PA | Jul 15, 2015 | ripe-abuse@ via UK-PRT-20110412 |
| └ 31.7.9.0/25 | 128 | DICO-UK-DCA-N01 | Dico Ltd. Customer hosted servers N01 | ASSIGNED PA | Jul 15, 2015 | ripe-abuse@ via UK-PRT-20110412 |
| └ 31.7.9.128/25 | 128 | DICO-UK-DCA-N02 | Dico Ltd. Customer hosted servers N02 | ASSIGNED PA | Jul 15, 2015 | ripe-abuse@ via UK-PRT-20110412 |
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
AS8676
GB
- Name
- PRT Systems Limited
- Type
- Hosting
- Registered
- Feb 18, 1998
- Domain
- prtsystems.net.uk
- Industry
- Media, Publishing, and Broadcasting
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Apr 2011
- Current origin since
- Apr 2011 · 16 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 31.7.8.0/21 | AS8676 | /24 | RIPE | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS8676 | RIPE | DICO-V4-1D | AS8676-MNT | Jul 19, 2020 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 31.7.8.0/24 | AS8676 | RIPE | DICO-V4-1D | AS8676-MNT | Jul 19, 2020 |
| 31.7.9.0/24 | AS8676 | RIPE | DICO-V4-1D | AS8676-MNT | Jul 19, 2020 |
| 31.7.10.0/24 | AS8676 | RIPE | DICO-V4-1D | AS8676-MNT | Jul 19, 2020 |
| 31.7.11.0/24 | AS8676 | RIPE | DICO-V4-1D | AS8676-MNT | Jul 19, 2020 |
| 31.7.12.0/24 | AS8676 | RIPE | DICO-V4-1D | AS8676-MNT | Jul 19, 2020 |
| 31.7.13.0/24 | AS8676 | RIPE | DICO-V4-1D | AS8676-MNT | Jul 19, 2020 |
| 31.7.14.0/24 | AS8676 | RIPE | DICO-V4-1D | AS8676-MNT | Jul 19, 2020 |
| 31.7.15.0/24 | AS8676 | RIPE | DICO-V4-1D | AS8676-MNT | Jul 19, 2020 |
Whois
Registration for this announcement
- Range
- 31.
7. 8. 0/ 21 - Netname
- UK-PRT-20110412
- Registrant
- PRT Systems Limited
- Registrant country
- GB
- Organization
- PRT Systems Limited (ORG-PSL1-RIPE)
- Org country
- GB
- Type
- ALLOCATED PA
- Created
- Dec 5, 2017
- Updated
- Dec 5, 2017
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Apr 12, 2011
- Status
- assigned
Report abuse
Abuse contact
- ripe-abuse@
prtsystems. net. uk - Name
- PRT Systems Ltd Hostmaster
- Handle
- PSYS-RIPE