38.210.66.0/23 - CSC63 (AS274428)
CIDR
38.210.66.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇲🇽 Mexico
City
Monterrey
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 38.210.66.0/23 | AS274428 AS274428 - CSC63 | Valid | ARINOther IRR | 2026-10-11 |
Related Announcements
1 less-specific, 2 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 38.0.0.0/8 | AS174 COGENT-174 - Cogent Communications, LLC | No ROA | - | 2026-10-11 |
| 38.210.66.0/24 | AS274428 AS274428 - CSC63 | Valid | - | 2026-10-11 |
| 38.210.67.0/24 | AS274428 AS274428 - CSC63 | Valid | - | 2026-10-11 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 38.210.66.0/23 | AS274428 | /24 | arin |
Transfer History
Registry transfers of 38.210.66.0/23, blocks inside it, or blocks containing it.
- 38.0.0.0/8M&A ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 38.0.0.0/8 | M&A |
Origin ASN
AS274428
AS274428 - CSC63
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 ARIN regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/38.210.66.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/38.210.66.0/23" | jq
External Links