AS18127
Ibaraki Prefectural Government
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
- Government allocation +8
- Trust score 73 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 219.112.232.0/21 | 2.0K |
95.1%
|
Ibaraki Prefectural Government | JP | — | — |
| 219.112.228.0/22 | 1.0K |
96.7%
|
Ibaraki Prefectural Government | JP | — | — |
| 219.112.225.0/24 | 256 |
96.9%
|
Ibaraki Prefectural Government | JP | — | — |
| 219.112.226.0/24 | 256 |
97.3%
|
Ibaraki Prefectural Government | JP | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS18127 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 |
|---|---|---|
| 219.112.226.0/24 | 9,457 | 2026-07-29 10:02:36 |
| 219.112.237.0/24 | 9,120 | 2026-07-29 10:02:36 |
| 219.112.235.0/24 | 9,119 | 2026-07-29 10:02:36 |
| 219.112.233.0/24 | 9,118 | 2026-07-29 10:02:36 |
| 219.112.238.0/24 | 9,115 | 2026-07-29 10:02:36 |
| 219.112.239.0/24 | 9,113 | 2026-07-29 10:02:36 |
| 219.112.236.0/24 | 9,108 | 2026-07-29 10:02:36 |
| 219.112.231.0/24 | 9,102 | 2026-07-29 10:02:36 |
| 219.112.229.0/24 | 9,100 | 2026-07-29 10:02:36 |
| 219.112.230.0/24 | 9,097 | 2026-07-29 10:02:36 |
| 219.112.228.0/24 | 9,092 | 2026-07-29 10:02:36 |
| 219.112.234.0/24 | 9,091 | 2026-07-29 10:02:36 |
| 219.112.232.0/24 | 9,089 | 2026-07-29 10:02:36 |
| 219.112.225.0/24 | 9,071 | 2026-07-29 10:02:36 |
Frequently Asked Questions
What is AS18127?
AS18127 is an Autonomous System Number assigned to Ibaraki Prefectural Government. 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 AS18127 announce?
AS18127 announces 3.6K IPv4 addresses distributed across 4 routed CIDR prefixes. The network is registered in Japan.
Who operates AS18127?
AS18127 is operated by Ibaraki Prefectural Government. The organization is based in Japan. You can view all IP ranges and related ASNs on the organization page.
What country is AS18127 registered in?
AS18127 is registered in Japan. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
