Data as of Nov 11, 2026
27.147.4.0/22
No anonymizer space · no proxy exits in 30 daysExtra-Lan Technologies Co., LTD
Announcement
this exact prefix
RPKI valid
Announced by
Type
Internet provider
Risk
0 / 100 · Low
Recent change
New origin Sep 28, 2026
its first announcement on record
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 27.147.0.0/21 since Aug 2012 | AS18429 | Internet provider | 2 | Extra-Lan Technologies Co., LTD |
Network & registry
Origin network
AS18429
TW
- Name
- Extra-Lan Technologies Co., LTD
- Type
- Internet provider
- Registered
- Dec 20, 2002
- Domain
- extra-lan.com.tw
- Industry
- Computer and Information Technology
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Sep 28, 2026
- Current origin since
- Sep 28, 2026 · 1 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 27.147.0.0/21 | AS18429 | /22 | APNIC | RPKI valid |
| 27.147.0.0/18 | AS18429 | /24 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 27.
147. 0. 0/ 18 - Netname
- ELNET-NET
- Registrant
- Extra-Lan Technologies Co., LTD
- Registrant country
- TW
- Organization
- Extra-Lan Technologies Co., LTD
- Org country
- TW
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Nov 7, 2025
- Maintainer
- MAINT-TW-TWNIC
- RIR
- APNIC
- Country
- TW
- Delegated
- Mar 26, 2010
- Status
- assigned
Report abuse
Abuse contact
- hostmaster@
twnic. tw - Name
- ABUSE TWNICAP
- Handle
- AT939-AP