61.57.128.0/21 - Extra Lan Technologies (AS18429)
CIDR
61.57.128.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇹🇼 Taiwan
City
Taipei
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 61.57.128.0/21 | AS18429 EXTRALAN-TW - Extra-Lan Technologies Co., LTD | Valid | Other IRR | 2026-10-12 |
More-Specific Announcements
3 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 61.57.128.0/22 | AS18429 EXTRALAN-TW - Extra-Lan Technologies Co., LTD | Valid | - | 2026-10-12 |
| 61.57.132.0/23 | AS18429 EXTRALAN-TW - Extra-Lan Technologies Co., LTD | Valid | - | 2026-10-12 |
| 61.57.134.0/23 | AS18429 EXTRALAN-TW - Extra-Lan Technologies Co., LTD | Valid | - | 2026-10-12 |
Related Prefixes
More prefixes of AS18429
All prefixes of AS18429 →Geolocation
Learn more
- RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
- RPKI validatorCheck ROA coverage for any prefix or ASN
- What is BGP?How prefixes are announced and routed
- More-specific prefixesGlossary: covering and more-specific routes
- IPv4 transfers in the APNIC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/61.57.128.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/61.57.128.0/21" | jq
External Links