Data as of Nov 7, 2026
79.99.144.0/23
No anonymizer space · no proxy exits in 30 daysGCI Network Solutions Limited
Announcement
this exact prefix
RPKI valid
Announced by
Type
Business
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Sep 2026
from AS39179 GCI Network Solutions Limited, after 9.2 years unannounced
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 |
|---|---|---|---|---|---|---|
| 79.99.144.0/21 | 2,048 | UK-GCINETWORK-20071127 | GCI Network Solutions Limited (ORG-GNSL2-RIPE) · GB | ALLOCATED PA | Dec 5, 2024 | abuse@ |
| └ 79.99.144.0/24 | 256 | MODRUS-INFRA | Modrus Limited | ASSIGNED PA | Jan 28, 2008 | abuse@ via UK-GCINETWORK-20071127 |
| └ 79.99.145.0/29 | 8 | MODRUS-INFRA | Test Router | ASSIGNED PA | Mar 3, 2009 | abuse@ via UK-GCINETWORK-20071127 |
| └ 79.99.145.16/28 | 16 | MODRUS-AD2ONE | AD 2-ONE Ltd | ASSIGNED PA | Mar 3, 2009 | abuse@ via UK-GCINETWORK-20071127 |
| └ 79.99.145.32/28 | 16 | MODRUS-AD2ONE | AD 2-ONE Ltd | ASSIGNED PA | Mar 3, 2009 | abuse@ via UK-GCINETWORK-20071127 |
| └ 79.99.145.48/28 | 16 | MODRUS-CANFACTORY | Can Factory | ASSIGNED PA | Nov 20, 2009 | abuse@ via UK-GCINETWORK-20071127 |
| └ 79.99.145.96/28 | 16 | MODRUS-ZONE | Turning Leaf Facilities Ltd | ASSIGNED PA | Nov 20, 2009 | abuse@ via UK-GCINETWORK-20071127 |
| └ 79.99.145.144/28 | 16 | MODRUS-INFRA | Modrus Limited | ASSIGNED PA | Nov 20, 2009 | abuse@ via UK-GCINETWORK-20071127 |
| └ 79.99.145.160/28 | 16 | MODRUS-INFRA | Modrus Limited | ASSIGNED PA | Nov 20, 2009 | abuse@ via UK-GCINETWORK-20071127 |
| └ 79.99.145.200/29 | 8 | MODRUS-BRUIN | Bruin Financial Ltd | ASSIGNED PA | Aug 31, 2011 | abuse@ via UK-GCINETWORK-20071127 |
| └ 79.99.145.216/29 | 8 | MODRUS-KESTREL | Kestrel Partners LLP | ASSIGNED PA | Nov 7, 2011 | abuse@ via UK-GCINETWORK-20071127 |
| └ 79.99.145.224/27 | 32 | MODRUS-INFRA | Modrus Limited | ASSIGNED PA | Nov 10, 2011 | abuse@ via UK-GCINETWORK-20071127 |
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
AS8851
GB
- Name
- GCI Network Solutions Limited
- Type
- Business
- Registered
- Jun 23, 1998
- Domain
- nasstar.com
- Website
- www.nasstar.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Reactivated
- First seen
- May 2008
- Current origin since
- Sep 2026 · 2 mo
- Origin networks
- 2
- Last change of origin
- Sep 2026
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 79.99.144.0/21 | AS8851 | /24 | RIPE | RPKI valid |
| 79.99.144.0/21 | AS19905 | /24 | RIPE | Another network |
Whois
Registration for this announcement
- Range
- 79.
99. 144. 0/ 21 - Netname
- UK-GCINETWORK-20071127
- Registrant
- GCI Network Solutions Limited
- Registrant country
- GB
- Organization
- GCI Network Solutions Limited (ORG-GNSL2-RIPE)
- Org country
- GB
- Type
- ALLOCATED PA
- Created
- Dec 5, 2024
- Updated
- Jan 8, 2026
- Maintainer
- MNT-GCICOM
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Nov 27, 2007
- Status
- assigned
Report abuse
Abuse contact
- abuse@
gcicom. net - Name
- GCI Service Desk
- Handle
- GCI1-RIPE