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 v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 211.223.208.0/20 | 4.1K |
0.1%
|
Gyeongju University | KR | — | — |
| 220.66.172.0/22 | 1.0K |
0.0%
|
Gyeongju University | KR | — | — |
| 220.66.176.0/22 | 1.0K |
0.0%
|
Gyeongju University | KR | — | — |
| 220.149.68.0/22 | 1.0K |
0.0%
|
Gyeongju University | KR | — | — |
| 220.66.171.0/24 | 256 |
0.0%
|
Gyeongju University | KR | — | — |
| 220.66.180.0/24 | 256 |
0.0%
|
Gyeongju University | KR | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS9777 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 |
|---|---|---|
| 220.66.176.0/22 | 7,033 | 2026-07-23 17:52:29 |
| 220.66.172.0/22 | 7,029 | 2026-07-23 17:52:29 |
| 220.66.171.0/24 | 7,012 | 2026-07-23 17:52:29 |
| 220.66.180.0/24 | 6,970 | 2026-07-23 17:52:29 |
| 220.149.69.0/24 | 6,776 | 2026-07-23 17:52:29 |
| 220.149.68.0/24 | 6,769 | 2026-07-23 17:52:29 |
| 220.149.70.0/24 | 6,762 | 2026-07-23 17:52:29 |
| 220.149.71.0/24 | 6,760 | 2026-07-23 17:52:29 |
| 211.223.208.0/20 | 6,043 | 2026-07-23 17:52:33 |
Frequently Asked Questions
What is AS9777?
AS9777 is an Autonomous System Number assigned to Gyeongju 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 AS9777 announce?
AS9777 announces 7.7K IPv4 addresses distributed across 6 routed CIDR prefixes. The network is registered in South Korea.
Who operates AS9777?
AS9777 is operated by Gyeongju University. The organization is based in South Korea. You can view all IP ranges and related ASNs on the organization page.
What country is AS9777 registered in?
AS9777 is registered in South Korea. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
