Data as of Nov 4, 2026
163.128.172.0/24
No anonymizer space · no proxy exits in 30 daysAS7538 · space held by Caleb Tech Limited
Announcement
this exact prefix
RPKI valid
Announced by
Type
Unknown
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Aug 2026
from AS7483 Skycloud Computing co., Ltd.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 163.128.172.0/23 since Sep 2026 | AS7538 | Unknown | Caleb Tech Limited |
Network & registry
Origin network
AS7538
TW
- Registered
- Mar 22, 1997
- Domain
- my-sdwan.com
- Industry
- Retail Stores, Wholesale, and E-commerce Sites
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- Apr 2026
- Current origin since
- Aug 2026 · 2 mo
- Origin networks
- 2
- Last change of origin
- Aug 2026
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 163.128.172.0/24 | AS7538 | /24 | APNIC | RPKI valid |
| 163.128.172.0/23 | AS7538 | /24 | APNIC | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS7538 | RADB | MAINT-SKYCLOUD | Sep 15, 2026 |
Whois
Registration for this announcement
- Range
- 163.128.172.0/23
- Netname
- CALEBTECH
- Registrant
- Caleb Tech Limited
- Registrant country
- TW
- Organization
- Caleb Tech Limited
- Org country
- TW
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Apr 8, 2026
- Maintainer
- MAINT-TW-TWNIC
- RIR
- APNIC
- Country
- TW
- Delegated
- Apr 8, 2026
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- IRT-TWNIC-AP
- Handle
- IRT-TWNIC-AP