AS21687 Zayo Bandwidth 🇺🇸 US
Announcing 3 prefixes, seen at the RIS collectors.
IPv4 prefixes
0
-
IPv6 prefixes
3
1,536 × /48
Upstreams
1
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS21687
- Name
- Zayo Bandwidth
- Organisation
- Zayo Bandwidth
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 2001-06-08
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
3 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 2607:f7a8::/39 v6 | no ROA | 33 | 3454964614688721687 | 2026-09-18 |
| 2607:f7a8:c00::/39 v6 | no ROA | 31 | 3454964614688721687 | 2026-09-18 |
| 2607:f7a8:1200::/39 v6 | no ROA | 33 | 3454964614688721687 | 2026-09-18 |