Data as of Nov 4, 2026
77.67.100.0/24
No anonymizer space · no proxy exits in 30 daysZenlayer Inc · space held by GTT Communications Inc.
Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Risk
50 / 100 · Medium
Recently moved
Recent change
New origin Oct 10, 2026
from AS394977 Take-TWO Interactive Software, Inc., after 6.9 years unannounced
IPv4 market
Path
Announced by AS21859 since Oct 10, 2026 · 4 wk ago
2 · Leased from
4 · Use
Hosting
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
77.67.100.0/24
From the registry to its use
- Feb 15, 2007– today
- Apr 1, 2016– Jul 9, 2016Announced
- Apr 1, 2016– Mar 8, 2019
- Feb 13, 2017Registry recordGTT Communications Inc.ALLOCATED PA77.67.0.0/17
- Feb 25, 2019– Nov 27, 2019
- Apr 29, 2026ReallocatedGTT Communications Inc.SUB-ALLOCATED PA77.67.100.0/23
- Jul 14, 2026AssignedZerodesktop LimitedASSIGNED PA77.67.100.0/24
- Jul 14, 2026Route objectIPXORIPE route object for AS21859 Zenlayer Inc, maintainer NETUTILS-MNT
- Jul 14, 2026Route objectIPXORADB route object for AS21859 Zenlayer Inc, maintainer MAINT-AS834
- Oct 10, 2026– today
- todayLeased fromIPXOIP broker
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Leased from | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|---|
| 77.67.0.0/17 since Feb 2007 | AS3257 | Internet provider | IP broker IPXO (part) | 9 2 always on | GTT Communications Inc. |
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 |
|---|---|---|---|---|---|---|
| 77.67.0.0/17 | 32,768 | US-GTTCOMMUNICATIONS-20070130 | GTT Communications Inc. (ORG-GCI2-RIPE) · US | ALLOCATED PA | Feb 13, 2017 | abuse@ |
| └ 77.67.100.0/23 | 512 | IPXO-GTT | GTT Communications Inc. (ORG-GCI2-RIPE) · US | SUB-ALLOCATED PA | Apr 29, 2026 | report@ |
| └ 77.67.100.0/24 | 256 | NET-77-67-100-0-24 | Zerodesktop Limited (ORG-ZL114-RIPE) · HK | ASSIGNED PA | Jul 14, 2026 | report@ |
Network & registry
IPv4 market
Holder
- Organization
- GTT Communications Inc.
- Handle
- ORG-GCI2-RIPE
- Range
- 77.
67. 0. 0/ 17 - Registration type
- ALLOCATED PA
- Record created
- Feb 13, 2017
Origin network
AS21859
US
- Name
- Zenlayer Inc
- Type
- Hosting
- Registered
- Apr 2, 2013
- Domain
- zenlayer.com
- Website
- www.zenlayer.com
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
- VPN servers
- 314
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Reactivated
- First seen
- Apr 2016
- Current origin since
- Oct 10, 2026 · under a month
- Origin networks
- 4
- Last change of origin
- Oct 10, 2026
Recorded history
History
- Handoffs
- 3
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 77.67.100.0/24 | AS21859 | /24 | RIPE | RPKI valid |
| 77.67.0.0/17 | AS3257 | /24 | RIPE | Another network |
Whois
Registration for this announcement
- Range
- 77.
67. 100. 0/ 24 - Netname
- NET-77-67-100-0-24
- Registrant
- Zerodesktop Limited
- Registrant country
- HK
- Organization
- Zerodesktop Limited (ORG-ZL114-RIPE)
- Org country
- HK
- Type
- ASSIGNED PA
- Created
- Jul 14, 2026
- Updated
- Jul 14, 2026
- Maintainer
- netutils-mnt
- RIR
- RIPE NCC
- Country
- US
- Delegated
- Jan 30, 2007
- Status
- assigned
Report abuse
Abuse contact
- report@
abuseradar. com - Name
- Zerodesktop Limited
- Handle
- ZL1956-RIPE