Data as of Nov 6, 2026
77.90.173.0/24
No anonymizer space · no proxy exits in 30 daysCloudflare, Inc. · space held by K&K Kommunikationssysteme GmbH
Announcement
this exact prefix
RPKI invalid (origin)
Announced by
Type
Hosting
Risk
50 / 100 · Medium
Recently moved
Recent change
New origin Sep 2026
from AS62240 Clouvider Limited
registry: sub-allocated pa to a party the registry does not name by K&K Kommunikationssysteme GmbH, Jul 21, 2026
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 |
|---|---|---|---|---|---|---|
| 77.90.128.0/18 | 16,384 | DE-RAPIDNET-20070419 | K&K Kommunikationssysteme GmbH (ORG-KKG3-RIPE) · DE | ALLOCATED PA | Apr 19, 2007 | abuse@ |
| └ 77.90.173.0/24 | 256 | SUBALLOC-CONTRUST | unknown | SUB-ALLOCATED PA | Jul 21, 2026 | alex. |
Network & registry
IPv4 market
Holder
- Organization
- K&K Kommunikationssysteme GmbH
- Handle
- ORG-KKG3-RIPE
- Range
- 77.
90. 128. 0/ 18 - Registration type
- ALLOCATED PA
- Record created
- Apr 19, 2007
- Reallocated to
- Not named in the registry
- Reallocated range
- 77.
90. 173. 0/ 24 - Reallocation type
- SUB-ALLOCATED PA
- Reallocated
- Jul 21, 2026
Origin network
AS13335
US
- Name
- Cloudflare, Inc.
- Type
- Hosting
- Registered
- Jul 14, 2010
- Domain
- cloudflare.com
- Website
- www.cloudflare.com
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
- VPN servers
- 14
Routing timeline
Who has announced this prefix
latest 12 of 24 stints
Summary
Routing history
- Pattern
- Rotating
- First seen
- Dec 2013
- Current origin since
- Sep 2026 · 2 mo
- Origin networks
- 17
- Last change of origin
- Sep 2026
Recorded history
History
- Stints on record
- 24
- Handoffs
- 23
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 77.90.173.0/24 | AS42821 | /24 | RIPE | Another network |
Whois
Registration for this announcement
- Range
- 77.
90. 128. 0/ 18 - Netname
- DE-RAPIDNET-20070419
- Registrant
- K&K Kommunikationssysteme GmbH
- Registrant country
- DE
- Organization
- K&K Kommunikationssysteme GmbH (ORG-KKG3-RIPE)
- Org country
- DE
- Type
- ALLOCATED PA
- Created
- Apr 19, 2007
- Updated
- Feb 10, 2023
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- DE
- Delegated
- Apr 19, 2007
- Status
- assigned
Report abuse
Abuse contact
- abuse@
rapidnet. de - Name
- abuse team rapidnet.de
- Handle
- ATR13-RIPE