AS16399 FIRSTCOMM-AS2 - First Communications LLC
🇺🇸ARINassigned
Announced Prefixes (BGP)
28total
21 IPv47 IPv6
IPv4 Addresses
Allocated (RIR)119,040
Announced (BGP)128,768
IPv6 Addresses
Allocated (RIR)0
Announced (BGP)3.4×10²⁸
Announced Prefixes
(BGP)28|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| No ROA | Other IRR | 2026-10-11 | |
| No ROA | Other IRR | 2026-10-11 | |
| No ROA | Other IRR | 2026-10-11 | |
| No ROA | Other IRR | 2026-10-11 | |
| No ROA | Other IRR | 2026-10-11 | |
| No ROA | Other IRR | 2026-10-11 | |
168.92.0.0/19MOAS | No ROA | Other IRR | 2026-10-11 |
168.92.1.0/24MOAS | No ROA | Other IRR | 2026-10-11 |
168.92.3.0/24MOAS | No ROA | - | 2026-10-11 |
| Valid | Other IRR | 2026-10-11 |
1-10 of 28
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Allocated Prefixes
(RIR)14Prefix | Country | RIR | Status |
|---|---|---|---|
| 64.27.128.0/19 | 🇺🇸 US | ARIN | allocated |
| 66.244.160.0/19 | 🇺🇸 US | ARIN | allocated |
| 67.206.64.0/19 | 🇺🇸 US | ARIN | allocated |
| 69.7.192.0/19 | 🇺🇸 US | ARIN | allocated |
| 74.222.32.0/19 | 🇺🇸 US | ARIN | allocated |
| 168.93.64.0/18 | 🇺🇸 US | ARIN | allocated |
| 168.93.128.0/18 | 🇺🇸 US | ARIN | allocated |
| 207.135.160.0/19 | 🇺🇸 US | ARIN | allocated |
| 209.170.160.0/20 | 🇺🇸 US | ARIN | allocated |
| 216.21.32.0/19 | 🇺🇸 US | ARIN | allocated |
1-10 of 14
1 / 2
All 28 announced prefixes of AS16399 →
BGP Neighbours
(seen in AS paths)Upstreams (4)
Networks AS16399 hands its own prefixes to: transit providers, or peers at an exchange.
Downstreams (2)
Networks whose own prefixes AS16399 passes on: usually its customers.
Other adjacent networks (1)
Adjacent to AS16399 in the transit part of AS paths: peers, providers or customers.
- AS174Cogent Communications2
ASPA
No ASPA
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
- ASPA explainedWhy AS16399 should publish an ASPA object
- 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/16399Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/16399" | jq