2607:73c0:100::/48 - Cityside Fiber (AS18731)
CIDR
2607:73c0:100::/48
IP Version
IPv6
Addresses
1.2Y
Mask
/48
Country
🇺🇸 United States
City
Tustin
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2607:73c0:100::/48 | AS18731 CITYSIDE-01 - Cityside Fiber | Valid | - | 2026-10-12 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2607:73c0::/32 | AS18731 CITYSIDE-01 - Cityside Fiber | Valid | - | 2026-10-12 |
| 2607:73c0::/33 | AS18731 CITYSIDE-01 - Cityside Fiber | Valid | - | 2026-10-12 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 2607:73c0::/32 | AS18731 | /48 | arin |
Origin ASN
AS18731
CITYSIDE-01 - Cityside Fiber
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/2607:73c0:100::/48Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2607:73c0:100::/48" | jq
External Links