AS39122
Blacknight Internet Solutions Limited
Reputation · trust score
A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.
- Baseline (neutral) 65
- Isp allocation +5
- Trust score 70 / 100
Experimental · trust-vectors model v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →
Network profile
Source: PeeringDB →Present at 9 internet exchanges: INEX LAN1: INEX LAN1, INEX LAN2, LINX LON1: Main, AMS-IX, INEX Cork: Peering LAN, Speed-IX: SPEED-IX, LONAP: LON0, ERA-IX Amsterdam, Frys-IX
Web3 footprint
AS39122 hosts 4 observed decentralized-network nodes across 2 networks. It’s a neutral signal — it does not affect the reputation score. See the full web3 node map.
Top CIDR ranges
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS39122 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.
| Prefix | Announcement samples | Last seen |
|---|---|---|
| 78.153.192.0/19 | 16,062 | 2026-10-17 21:17:51 |
| 64.96.3.0/24 | 15,636 | 2026-10-17 21:17:51 |
| 69.5.186.0/24 | 15,507 | 2026-10-17 21:17:51 |
| 78.153.212.0/24 | 15,364 | 2026-10-17 21:17:51 |
| 193.36.43.0/24 | 15,364 | 2026-10-17 21:19:23 |
| 46.22.128.0/20 | 15,355 | 2026-10-17 21:17:51 |
| 64.255.40.0/24 | 15,302 | 2026-10-17 21:17:51 |
| 81.17.240.0/20 | 15,220 | 2026-10-17 21:17:51 |
| 81.17.242.0/24 | 15,192 | 2026-10-17 21:17:51 |
| 78.153.202.0/24 | 15,165 | 2026-10-17 21:17:51 |
| 81.17.240.0/24 | 15,130 | 2026-10-17 21:17:51 |
| 91.197.234.0/23 | 15,125 | 2026-10-17 21:18:22 |
| 185.173.167.0/24 | 15,007 | 2026-10-17 21:19:23 |
| 194.9.222.0/24 | 14,929 | 2026-10-17 21:19:23 |
| 185.94.44.0/24 | 14,929 | 2026-10-17 21:19:23 |
| 185.94.45.0/24 | 14,911 | 2026-10-17 21:19:23 |
| 185.2.64.0/22 | 14,905 | 2026-10-17 21:19:23 |
| 185.209.164.0/22 | 14,877 | 2026-10-17 21:19:23 |
| 185.17.238.0/23 | 14,837 | 2026-10-17 21:19:23 |
| 176.52.222.0/23 | 14,836 | 2026-10-17 21:19:23 |
| 185.204.136.0/24 | 14,790 | 2026-10-17 21:19:23 |
| 193.203.126.0/24 | 14,666 | 2026-10-17 21:19:23 |
| 200.69.8.0/21 | 14,536 | 2026-10-17 21:19:23 |
| 85.159.16.0/21 | 13,168 | 2026-09-08 20:46:11 |
| 194.8.48.0/24 | 11,959 | 2026-10-01 22:07:22 |
| 194.9.174.0/24 | 11,541 | 2026-10-01 22:07:22 |
| 194.8.59.0/24 | 11,490 | 2026-10-01 22:07:22 |
| 91.210.232.0/22 | 4,480 | 2026-06-25 22:07:22 |
Frequently Asked Questions
What is AS39122?
AS39122 is an Autonomous System Number assigned to Blacknight Internet Solutions Limited. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).
How many IP addresses does AS39122 announce?
AS39122 announces 24.6K IPv4 addresses distributed across 18 routed CIDR prefixes. The network is registered in Ireland.
Who operates AS39122?
AS39122 is operated by Blacknight Internet Solutions Limited. The organization is based in Ireland. You can view all IP ranges and related ASNs on the organization page.
What country is AS39122 registered in?
AS39122 is registered in Ireland. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
