AS18158
CHUNGBUK NATIONAL UNIVERSITY
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
- Academic allocation +6
- Trust score 71 / 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 |
|---|---|---|---|---|---|---|
| 203.255.64.0/19 | 8.2K |
0.0%
|
CHUNGBUK NATIONAL UNIVERSITY | KR | North Chungcheong | Cheongju-si |
| 210.115.160.0/19 | 8.2K |
0.5%
|
CHUNGBUK NATIONAL UNIVERSITY | KR | — | — |
| 114.71.112.0/20 | 4.1K |
0.0%
|
CHUNGBUK NATIONAL UNIVERSITY | KR | — | — |
| 113.198.136.0/21 | 2.0K |
0.0%
|
CHUNGBUK NATIONAL UNIVERSITY | KR | — | — |
| 210.125.144.0/21 | 2.0K |
0.0%
|
CHUNGBUK NATIONAL UNIVERSITY | KR | — | — |
| 113.198.144.0/22 | 1.0K |
0.0%
|
CHUNGBUK NATIONAL UNIVERSITY | KR | — | — |
| 113.198.176.0/22 | 1.0K |
0.0%
|
CHUNGBUK NATIONAL UNIVERSITY | KR | — | — |
| 210.125.152.0/22 | 1.0K |
0.2%
|
CHUNGBUK NATIONAL UNIVERSITY | KR | — | — |
| 113.198.134.0/23 | 512 |
0.0%
|
CHUNGBUK NATIONAL UNIVERSITY | KR | — | — |
| 113.198.148.0/23 | 512 |
0.0%
|
CHUNGBUK NATIONAL UNIVERSITY | KR | — | — |
| 210.125.156.0/23 | 512 |
0.0%
|
CHUNGBUK NATIONAL UNIVERSITY | KR | — | — |
| 210.125.159.0/24 | 256 |
0.0%
|
CHUNGBUK NATIONAL UNIVERSITY | KR | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS18158 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 |
|---|---|---|
| 114.71.112.0/20 | 8,719 | 2026-07-24 15:46:53 |
| 113.198.144.0/22 | 8,643 | 2026-07-24 15:46:53 |
| 113.198.176.0/22 | 8,588 | 2026-07-24 15:46:53 |
| 203.255.64.0/19 | 8,587 | 2026-07-24 15:46:53 |
| 210.115.160.0/19 | 8,574 | 2026-07-24 15:46:53 |
| 113.198.148.0/23 | 8,572 | 2026-07-24 15:46:53 |
| 113.198.136.0/21 | 8,568 | 2026-07-24 15:46:53 |
| 113.198.134.0/23 | 8,564 | 2026-07-24 15:46:53 |
| 210.125.144.0/20 | 8,123 | 2026-07-24 15:46:53 |
Frequently Asked Questions
What is AS18158?
AS18158 is an Autonomous System Number assigned to CHUNGBUK NATIONAL UNIVERSITY. 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 AS18158 announce?
AS18158 announces 29.4K IPv4 addresses distributed across 12 routed CIDR prefixes. The network is registered in South Korea.
Who operates AS18158?
AS18158 is operated by CHUNGBUK NATIONAL UNIVERSITY. The organization is based in South Korea. You can view all IP ranges and related ASNs on the organization page.
What country is AS18158 registered in?
AS18158 is registered in South Korea. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
