Data as of Nov 10, 2026
45.91.77.0/24
No anonymizer space · no proxy exits in 30 daysDE-CIX Management GmbH · space held by Tim Wattenberg
Announcement
this exact prefix
RPKI valid
Announced by
Type
Business
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Jun 2026
from AS207671 Denshi AD, after 3.3 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 |
|---|---|---|---|---|---|---|
| 45.91.76.0/22 | 1,024 | DE-TIMWATTENBERG-20190626 | Tim Wattenberg (ORG-TW33-RIPE) · DE | ALLOCATED PA | Jun 26, 2019 | mail@ |
| └ 45.91.77.0/24 | 256 | TW-DX-ACADEMY | unknown | SUB-ALLOCATED PA | Feb 23, 2026 | mail@ via DE-TIMWATTENBERG-20190626 |
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
Registry
Holder
- Organization
- Tim Wattenberg
- Handle
- ORG-TW33-RIPE
- Range
- 45.
91. 76. 0/ 22 - Registration type
- ALLOCATED PA
- Record created
- Jun 26, 2019
- Reallocated to
- Not named in the registry
- Reallocated range
- 45.
91. 77. 0/ 24 - Reallocation type
- SUB-ALLOCATED PA
- Reallocated
- Feb 23, 2026
Origin network
AS196610
DE
- Name
- DE-CIX Management GmbH
- Type
- Business
- Registered
- Jan 12, 2007
- Domain
- de-cix.net
- Website
- www.de-cix.net/academy
- Industry
- Utilities (Excluding Internet Service)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Reactivated
- First seen
- Jul 2020
- Current origin since
- Jun 2026 · 5 mo
- Origin networks
- 2
- Last change of origin
- Jun 2026
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 45.
91. 77. 0/ 24 - Netname
- TW-DX-ACADEMY
- Registrant country
- DE
- Organization
- Not stated by the registry
- Type
- SUB-ALLOCATED PA
- Created
- Feb 23, 2026
- Updated
- Feb 23, 2026
- Maintainer
- MNT-WATTENBERG
- RIR
- RIPE NCC
- Country
- DE
- Delegated
- Jun 26, 2019
- Status
- assigned
Report abuse
Abuse contact
- mail@
timwattenberg. de - Name
- Abuse-C Role
- Handle
- AR53430-RIPE