2620:121::/44 - Cisco Systems (AS55219)
CIDR
2620:121::/44
IP Version
IPv6
Addresses
19.3Y
Mask
/44
Country
🇺🇸 United States
City
Sunnyvale
RIR
ARIN
Status
allocated
Allocated
2015-06-30
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2620:121::/44 | AS55219 SOURCEFIRE-LABS - Cisco Systems, Inc. | Valid | ARIN | 2026-10-11 |
More-Specific Announcements
7 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2620:121::/48 | AS55219 SOURCEFIRE-LABS - Cisco Systems, Inc. | Valid | - | 2026-10-11 |
| 2620:121:1::/48 | AS55219 SOURCEFIRE-LABS - Cisco Systems, Inc. | Valid | - | 2026-10-11 |
| 2620:121:2::/48 | AS55219 SOURCEFIRE-LABS - Cisco Systems, Inc. | Valid | - | 2026-10-11 |
| 2620:121:4::/48 | AS55219 SOURCEFIRE-LABS - Cisco Systems, Inc. | Valid | - | 2026-10-11 |
| 2620:121:5::/48 | AS55219 SOURCEFIRE-LABS - Cisco Systems, Inc. | Valid | - | 2026-10-11 |
| 2620:121:6::/48 | AS55219 SOURCEFIRE-LABS - Cisco Systems, Inc. | Valid | - | 2026-10-11 |
| 2620:121:7::/48 | AS55219 SOURCEFIRE-LABS - Cisco Systems, Inc. | Valid | - | 2026-10-11 |
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/2620:121::/44Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2620:121::/44" | jq
External Links