Data as of Nov 5, 2026
173.209.21.0/24
Anonymizer · ISP proxyTELECOM ITALIA SPARKLE S.p.A. · space held by Nimbus IP Networks BV
Announcement
this exact prefix
RPKI valid
Announced by
Type
ISP proxy
Risk
90 / 100 · Critical
Recent change
New origin Nov 4, 2026
its first announcement on record
IPv4 market
Path
Announced by AS6762 since Nov 4, 2026 · this week
4 · Use
ISP proxy
anonymizer space, operator not named
Operators, sellers and brokers
Leased from
IP brokers
| Name | In 173.209.21.0/24 | /24s |
|---|---|---|
| PrefixBroker | 256100% | 1 |
Leased from
Owners leasing their own space
| Name | In 173.209.21.0/24 | /24s |
|---|---|---|
| Nimbus IP Networks BV | 256100% | 1 |
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
173.209.21.0/24
From the registry to its use
- May 26, 2026Registry recordNimbus IP Networks BVALLOCATED PA173.209.0.0/19
- Oct 30, 2026AssignedTELECOM ITALIA SPARKLE S.p.A.ASSIGNED PA173.209.21.0/24
- Oct 30, 2026Route objectAS6762 TELECOM ITALIA SPARKLE S.p.A.RIPE route object for AS6762 TELECOM ITALIA SPARKLE S.p.A., maintainer PREFIXBROKER-MNT
- Oct 30, 2026Route objectAS16735 Algar Telecom S/ARIPE route object for AS16735 Algar Telecom S/A, maintainer PREFIXBROKER-MNT
- Nov 4, 2026– today
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 |
|---|---|---|---|---|---|---|
| 173.209.0.0/19 | 8,192 | NL-NIMBUS-20090918 | Nimbus IP Networks BV (ORG-NINB1-RIPE) · NL | ALLOCATED PA | May 26, 2026 | abuse@ |
Network & registry
IPv4 market
Holder
- Organization
- Nimbus IP Networks BV
- Handle
- ORG-NINB1-RIPE
- Range
- 173.
209. 0. 0/ 19 - Registration type
- ALLOCATED PA
- Record created
- May 26, 2026
Origin network
AS6762
IT
- Name
- TELECOM ITALIA SPARKLE S.p.A.
- Type
- Internet provider
- Registered
- Sep 12, 1996
- Domain
- ti-sparkle.it
- Website
- www.tisparkle.com/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Nov 4, 2026
- Current origin since
- Nov 4, 2026 · under a month
- Origin networks
- 1
RPKI
Route origin authorizations
Whois
Registration for this announcement
- Range
- 173.
209. 21. 0/ 24 - Netname
- TISPARKLE-173-209-21-0
- Registrant
- TELECOM ITALIA SPARKLE S.p.A.
- Registrant country
- BR
- Organization
- TELECOM ITALIA SPARKLE S.p.A. (ORG-TISS10-RIPE)
- Org country
- BR
- Type
- ASSIGNED PA
- Created
- Oct 30, 2026
- Updated
- Oct 30, 2026
- Maintainer
- PREFIXBROKER-MNT
- RIR
- RIPE NCC
- Country
- NL
- Delegated
- Sep 18, 2009
- Status
- assigned
Report abuse
Abuse contact
- tech@
seabone. net - Name
- TELECOM ITALIA SPARKLE S.p.A. abuse handling
- Handle
- TISS13-RIPE