AS399855 KEYSTONEREN - Keystone REN, LLC
🇺🇸ARINassigned
Announced Prefixes (BGP)
3total
2 IPv41 IPv6
IPv4 Addresses
Allocated (RIR)256
Announced (BGP)512
IPv6 Addresses
Allocated (RIR)3×10²⁶
Announced (BGP)3×10²⁶
Announced Prefixes
(BGP)3|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | ARIN | 2026-10-11 | |
174.34.252.0/24MOAS | No ROA | - | 2026-10-11 |
| Valid | ARIN | 2026-10-11 |
Allocated Prefixes
(RIR)2Prefix | Country | RIR | Status |
|---|---|---|---|
| 164.153.140.0/24 | 🇺🇸 US | ARIN | allocated |
| 2602:f9a4::/40 | 🇺🇸 US | ARIN | allocated |
All 3 announced prefixes of AS399855 →
Downstream Customers(1)
| ASN | Name |
|---|---|
| AS7150 | 🇺🇸CUPANET-BLM-AS - Commonwealth University of Pennsylvania |
BGP Neighbours
(seen in AS paths)Upstreams (3)
Networks AS399855 hands its own prefixes to: transit providers, or peers at an exchange.
Downstreams (11)
Networks whose own prefixes AS399855 passes on: usually its customers.
- AS7150Commonwealth University Of Pennsylvania6
- AS398663Shippensburg University3
- AS397913East Stroudsburg University Of Pennsylvania2
- AS9Carnegie Mellon University1
- AS32744Montgomery County Community College1
- AS62989Indiana University Of Pennsylvania1
- AS398537Kutztown University1
- AS398643Slippery Rock University Of Pennsylvania1
- AS398655Pennsylvania Western University1
- AS398774Pennsylvania Western University1
- AS398813Millersville University Of Pennsylvania1
Other adjacent networks (1)
Adjacent to AS399855 in the transit part of AS paths: peers, providers or customers.
- AS11164Internet210
External Links
Learn more
- What is an ASN?Autonomous systems, ASN ranges and how they are assigned
- RPKI and route origin validationWhat the RPKI badges on the prefix list mean
- How to run an ASPA checkVerify the upstream providers listed above
- IPv4 transfers in the ARIN regionMonthly volume and the latest registry transfers
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/399855Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/399855" | jq