2804:4c90:3a0::/43 - CWMC TELECOM LTDA ME (AS267378)
CIDR
2804:4c90:3a0::/43
IP Version
IPv6
Addresses
38.6Y
Mask
/43
Country
🇧🇷 Brazil
City
Itaquaquecetuba
RIR
LACNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2804:4c90:3a0::/43 | AS267378 AS267378 - CWMC TELECOM LTDA ME | Valid | - | 2026-10-12 |
Related Announcements
6 less-specific, 2 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2804:4c90::/32 | AS267378 AS267378 - CWMC TELECOM LTDA ME | Valid | - | 2026-10-12 |
| 2804:4c90::/33 | AS267378 AS267378 - CWMC TELECOM LTDA ME | Valid | - | 2026-10-12 |
| 2804:4c90::/34 | AS267378 AS267378 - CWMC TELECOM LTDA ME | Valid | - | 2026-10-12 |
| 2804:4c90::/35 | AS267378 AS267378 - CWMC TELECOM LTDA ME | Valid | - | 2026-10-12 |
| 2804:4c90::/36 | AS267378 AS267378 - CWMC TELECOM LTDA ME | Valid | - | 2026-10-12 |
| 2804:4c90:380::/42 | AS267378 AS267378 - CWMC TELECOM LTDA ME | Valid | - | 2026-10-12 |
| 2804:4c90:3a0::/44 | AS267378 AS267378 - CWMC TELECOM LTDA ME | Valid | - | 2026-10-12 |
| 2804:4c90:3b0::/44 | AS267378 AS267378 - CWMC TELECOM LTDA ME | Valid | - | 2026-10-12 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 2804:4c90::/32 | AS267378 | /48 | lacnic |
Origin ASN
AS267378
AS267378 - CWMC TELECOM LTDA ME
Related Prefixes
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 LACNIC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/2804:4c90:3a0::/43Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2804:4c90:3a0::/43" | jq
External Links