45.43.38.0/23 - Zenlayer (AS21859)
CIDR
45.43.38.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇹🇼 Taiwan
City
Taoyuan
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 45.43.38.0/23 | AS21859 ZEN-ECN - Zenlayer Inc | Valid | - | 2026-10-11 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 45.43.32.0/19 | AS21859 | /24 | arin |
Transfer History
Registry transfers of 45.43.38.0/23, blocks inside it, or blocks containing it.
- 45.43.32.0/19M&A ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 45.43.32.0/19 | M&A |
Origin ASN
AS21859
ZEN-ECN - Zenlayer Inc
Related Prefixes
More prefixes of AS21859
All prefixes of AS21859 →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 ARIN regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/45.43.38.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/45.43.38.0/23" | jq
External Links