Data as of Nov 8, 2026
176.73.128.0/17
No anonymizer space · no proxy exits in 30 daysCaucasus Online Ltd.
Announcement
this exact prefix
RPKI valid
Announced by
Type
Internet provider
>99% of it
Recent change
New origin Oct 10, 2026
from AS16010 Magticom Ltd., after 9.7 years unannounced
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 176.73.0.0/16 since Nov 2016 | AS20771 | Internet provider | Caucasus Online Ltd. |
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 |
|---|---|---|---|---|---|---|
| 176.73.0.0/16 | 65,536 | GE-CN-20110614 | Caucasus Online Ltd. (ORG-CNL1-RIPE) · GE | ALLOCATED PA | Jun 14, 2011 | abuse@ |
| └ 176.73.128.0/18 | 16,384 | CO-BROADBAND-2 | Caucasus Online LLC | ASSIGNED PA | Jun 14, 2011 | abuse@ via GE-CN-20110614 |
| └ 176.73.192.0/18 | 16,384 | CO-BROADBAND-2 | Caucasus Online LLC | ASSIGNED PA | Sep 30, 2011 | abuse@ via GE-CN-20110614 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
32,768 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Internet provider | 32,512 | >99% | 2 | |
| Residential | 256 | 0.78% | 1 |
Network & registry
Origin network
AS28751
GE
- Name
- Caucasus Online Ltd.
- Type
- Internet provider
- Registered
- Feb 14, 2003
- Domain
- co.ge
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Reactivated
- First seen
- Jun 2011
- Current origin since
- Oct 10, 2026 · under a month
- Origin networks
- 3
- Last change of origin
- Oct 10, 2026
Recorded history
History
- Handoffs
- 3
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 176.73.128.0/17 | AS28751 | /17 | RIPE | RPKI valid |
| 176.73.0.0/16 | AS20771 | /16 | RIPE | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS28751 | RIPE | Caucasus Online LLC | CAUCASUS-NET-MNT | Oct 21, 2026 |
Whois
Registration for this announcement
- Range
- 176.
73. 0. 0/ 16 - Netname
- GE-CN-20110614
- Registrant
- Caucasus Online Ltd.
- Registrant country
- GE
- Organization
- Caucasus Online Ltd. (ORG-CNL1-RIPE)
- Org country
- GE
- Type
- ALLOCATED PA
- Created
- Jun 14, 2011
- Updated
- Jan 24, 2020
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- GE
- Delegated
- Jun 14, 2011
- Status
- assigned
Report abuse
Abuse contact
- abuse@
co. ge - Name
- CO Abuse Handling
- Handle
- CAH22-RIPE