AS18596 Madison Telephone Company 🇺🇸 US
Announcing 9 prefixes, seen at the RIS collectors.
IPv4 prefixes
8
16,384 (64 × /24)
IPv6 prefixes
1
1 × /32
Upstreams
2
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
1
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS18596
- Name
- Madison Telephone Company
- Organisation
- Madison Communications, Inc.
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 2000-09-18
- Network type
- Cable/DSL/ISP
- Traffic levels
- 20-50Gbps
- Scope
- Regional
- Peering policy
- Restrictive
- IRR as-set
- AS18596
- PeeringDB
- net/7402
- Exchanges
- 1
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Upstreams
Networks seen providing transit to this one
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS174 Cogent Communications, LLC | 🇺🇸 US | 65,976 | 3,977 | 122 | CAIDA |
| AS6939 Hurricane Electric LLC | 🇺🇸 US | 54,017 | 185 | 420 | CAIDA |
Peers
Adjacencies that look settlement-free rather than transit
No peers observed at the collectors.
Downstreams
Networks this one appears to provide transit to
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS15195 Alhambra-Grantfork Telephone Company | 🇺🇸 US | 0 | 3 | 138 | inferred |
Relationships marked inferred come from where the two networks sit on the AS paths the collectors see, which is a guess and is wrong for some of them. The rest are stated by CAIDA's published inference over a much wider set of collectors.