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 v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →
AS8456 — global IP footprint
Cities where AS8456 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 193.140.192.0/20 | 4.1K |
9.2%
|
Bogazici University | TR | Istanbul | Istanbul |
| 79.123.176.0/21 | 2.0K |
1.2%
|
Bogazici University | TR | Istanbul | Istanbul |
| 161.9.144.0/21 | 2.0K |
0.0%
|
Bogazici University | TR | — | — |
| 193.140.208.0/21 | 2.0K |
4.3%
|
Bogazici University | TR | — | — |
| 95.183.228.0/24 | 256 |
0.0%
|
Bogazici University | TR | — | — |
| 193.255.30.0/24 | 256 |
1.2%
|
Bogazici University | TR | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS8456 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 |
|---|---|---|
| 79.123.179.0/24 | 107,524 | 2026-10-20 09:40:21 |
| 79.123.180.0/24 | 105,523 | 2026-10-20 09:40:23 |
| 79.123.183.0/24 | 102,950 | 2026-10-20 08:44:59 |
| 193.255.30.0/24 | 102,404 | 2026-10-20 09:40:30 |
| 79.123.178.0/24 | 101,928 | 2026-10-20 09:40:19 |
| 79.123.176.0/23 | 101,592 | 2026-10-20 09:40:16 |
| 193.140.200.0/22 | 100,121 | 2026-10-20 09:40:21 |
| 161.9.144.0/21 | 99,219 | 2026-10-20 09:40:34 |
| 193.140.193.0/24 | 99,219 | 2026-10-20 09:40:32 |
| 193.140.195.0/24 | 99,055 | 2026-10-20 09:40:33 |
| 193.140.208.0/21 | 99,028 | 2026-10-20 09:40:25 |
| 193.140.196.0/22 | 98,993 | 2026-10-20 09:40:33 |
| 193.140.194.0/24 | 98,906 | 2026-10-20 09:40:33 |
| 79.123.182.0/24 | 98,695 | 2026-10-20 08:44:59 |
| 193.140.204.0/22 | 98,018 | 2026-10-20 09:40:25 |
| 79.123.181.0/24 | 97,914 | 2026-10-20 08:44:59 |
| 193.140.203.0/24 | 95,918 | 2026-10-20 09:40:25 |
| 95.183.228.0/24 | 93,708 | 2026-10-20 09:40:29 |
| 193.140.196.0/24 | 88,043 | 2026-10-20 09:40:28 |
| 193.140.204.0/24 | 59,258 | 2026-10-20 09:44:59 |
| 161.9.147.0/24 | 13,546 | 2026-10-20 09:43:25 |
| 161.9.151.0/24 | 13,534 | 2026-10-20 09:43:25 |
| 193.140.200.0/24 | 13,512 | 2026-10-20 09:43:25 |
| 193.140.201.0/24 | 13,507 | 2026-10-20 09:43:25 |
| 193.140.199.0/24 | 13,452 | 2026-10-20 09:43:25 |
| 193.140.192.0/24 | 13,449 | 2026-10-20 09:43:25 |
| 193.140.213.0/24 | 13,423 | 2026-10-20 09:43:25 |
Frequently Asked Questions
What is AS8456?
AS8456 is an Autonomous System Number assigned to Bogazici 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 AS8456 announce?
AS8456 announces 10.8K IPv4 addresses distributed across 6 routed CIDR prefixes. The network is registered in Türkiye.
Who operates AS8456?
AS8456 is operated by Bogazici University. The organization is based in Türkiye. You can view all IP ranges and related ASNs on the organization page.
What country is AS8456 registered in?
AS8456 is registered in Türkiye. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
