Autonomous system
AS1803 ICMNET-5
Unclassified ARIN
IPv4 addresses
512
2 prefixes
IPv6 prefixes
0
counted as prefixes, not addresses
Countries
1
mostly US
Flagged prefixes
0
none
Summary
Sprint (ICM network)
transit legacy
A legacy Sprint backbone network (ICMNET-5), part of Sprint's ICM (International Connections Manager) infrastructure, registered in 1992.
What it's used for
- Backbone and transit routing on the Sprint network.
Notable
- A carrier network from Sprint's early backbone. Sprint's ICM operated key international links during the NSFNET era of the internet.
This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy. Source, and how to suggest an edit.
Address space
Summary
| Country | Name | Prefixes |
|---|---|---|
| US | United States of America | 2 |
Registry
Allocation record
- Registry
- ARIN
- Handle
AS1803- Registry name
- COGENT-1803
- Registrant
- Cogent Communications, LLC
- Abuse contact
- abuse@cogentco.com
- Registered
- 1992-07-07
- Last changed
- 2025-12-23
- Status
- active
Reputation
Classification and threat
Unclassified Not in the curated lists. Most of the ~80,000 allocated ASNs are not.
No IC3 indicators Nothing from the FBI IC3 feed.
Threat data is alpha. Absence of an indicator is not evidence of good behaviour, only of absence from this one feed.
Elsewhere