AS400555 Isogram Inc. 🇺🇸 US
Announcing 3 prefixes, seen at the RIS collectors.
IPv4 prefixes
2
512 (2 × /24)
IPv6 prefixes
1
1 × /32
Upstreams
1
transit providers observed
Peers
1
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS400555
- Name
- Isogram Inc.
- Organisation
- Isogram
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 2022-03-22
- Scope
- Global
- Peering policy
- Open
- IRR as-set
- AS-ISOGRAM
- Website
- https://isogram.org
- PeeringDB
- net/29755
- Exchanges
- 1
- Facilities
- 1
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 |
|---|---|---|---|---|
| 23.135.200.0/24 v4 | no ROA | 47 | 6939400555 | 2026-09-18 |
| 206.168.204.0/24 v4 | no ROA | 47 | 6939400555 | 2026-09-18 |
| 2606:c2c0::/32 v6 | no ROA | 37 | 6939400555 | 2026-09-18 |