AS187 DNScast 🇺🇸 US
Announcing 34 prefixes, seen at the RIS collectors.
IPv4 prefixes
17
4,608 (18 × /24)
IPv6 prefixes
17
17 × /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
- AS187
- Name
- DNScast
- Organisation
- DNScast
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 2009-07-22
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
17 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 72.42.112.0/24 v4 | RPKI valid | 48 | 42187 | 2026-09-18 |
| 72.42.113.0/24 v4 | RPKI valid | 48 | 42187 | 2026-09-18 |
| 72.42.114.0/24 v4 | RPKI valid | 48 | 42187 | 2026-09-18 |
| 72.42.115.0/24 v4 | RPKI valid | 48 | 42187 | 2026-09-18 |
| 72.42.116.0/24 v4 | RPKI valid | 48 | 42187 | 2026-09-18 |
| 72.42.117.0/24 v4 | RPKI valid | 48 | 42187 | 2026-09-18 |
| 72.42.118.0/24 v4 | RPKI valid | 48 | 42187 | 2026-09-18 |
| 72.42.119.0/24 v4 | RPKI valid | 48 | 42187 | 2026-09-18 |
| 72.42.120.0/24 v4 | RPKI valid | 48 | 42187 | 2026-09-18 |
| 72.42.121.0/24 v4 | RPKI valid | 48 | 42187 | 2026-09-18 |
| 72.42.122.0/24 v4 | RPKI valid | 48 | 42187 | 2026-09-18 |
| 72.42.123.0/24 v4 | RPKI valid | 48 | 42187 | 2026-09-18 |
| 72.42.124.0/24 v4 | RPKI valid | 48 | 42187 | 2026-09-18 |
| 72.42.125.0/24 v4 | RPKI valid | 48 | 42187 | 2026-09-18 |
| 72.42.126.0/24 v4 | RPKI valid | 48 | 42187 | 2026-09-18 |
| 72.42.127.0/24 v4 | RPKI valid | 48 | 42187 | 2026-09-18 |
| 203.119.88.0/23 v4 | RPKI valid | 48 | 42187 | 2026-09-18 |