Data as of Nov 15, 2026
123.136.100.0/24
No anonymizer space · no proxy exits in 30 daysU Mobile Sdn Bhd
Announcement
this exact prefix
RPKI valid
Announced by
Type
Mobile
Risk
10 / 100 · Low
Shared address
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 123.136.96.0/19 since Mar 2007 | AS38466 | Mobile | U Mobile Sdn Bhd |
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 |
|---|---|---|---|---|---|---|
| 123.136.96.0/19 | 8,192 | UMOBILE-MY | U Mobile Sdn Bhd (ORG-UMSB1-AP) · MY | ALLOCATED PORTABLE | — | abuse@ |
| └ 123.136.100.0/24 | 256 | DMZ-UMOBILE | unknown | ALLOCATED NON-PORTABLE | — | abuse@ |
Network & registry
Registry
Holder
- Organization
- U Mobile Sdn Bhd
- Handle
- ORG-UMSB1-AP
- Range
- 123.
136. 96. 0/ 19 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- Not named in the registry
- Reallocated range
- 123.
136. 100. 0/ 24 - Reallocation type
- ALLOCATED NON-PORTABLE
Origin network
AS38466
MY
- Name
- U Mobile Sdn Bhd
- Type
- Internet provider
- Registered
- Feb 27, 2007
- Domain
- u.com.my
- Website
- www.u.com.my/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Aug 2010
- Current origin since
- Aug 2010 · 16 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 123.136.100.0/24 | AS38466 | /24 | APNIC | RPKI valid |
| 123.136.96.0/19 | AS38466 | /19 | APNIC | Too specific |
Whois
Registration for this announcement
- Range
- 123.
136. 100. 0/ 24 - Netname
- DMZ-UMOBILE
- Registrant country
- MY
- Organization
- Not stated by the registry
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Aug 10, 2023
- Maintainer
- MAINT-MY-UMOBILE
- RIR
- APNIC
- Country
- MY
- Delegated
- Feb 27, 2007
- Status
- assigned
Report abuse
Abuse contact
- abuse@
u. com. my - Name
- ABUSE UMOBILEMY
- Handle
- AU196-AP