AS203545 NERZEN-BILISIM-TEKNOLOJILERI Savas Anac
🇹🇷Org handle: ORG-NA1658-RIPE
RIPE NCCallocated
Announced Prefixes (BGP)
13total
12 IPv41 IPv6
IPv4 Addresses
Allocated (RIR)1,024
Announced (BGP)3,072
IPv6 Addresses
Allocated (RIR)0
Announced (BGP)1.2×10²⁴
Announced Prefixes
(BGP)13|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | ARIN | 2026-10-10 | |
31.77.55.0/24MOAS | Valid | RIPE | 2026-10-10 |
45.39.40.0/24MOAS | Invalid | - | 2026-10-10 |
87.76.166.0/24MOAS | Invalid | - | 2026-10-10 |
136.0.121.0/24MOAS | Invalid | - | 2026-10-10 |
| Valid | RIPE | 2026-10-10 | |
| Valid | ARIN | 2026-10-10 | |
156.233.71.0/24MOAS | Valid | AFRINICOther IRR | 2026-10-10 |
166.1.5.0/24MOAS | Valid | ARIN | 2026-10-10 |
| Valid | RIPE | 2026-10-10 |
1-10 of 13
1 / 2
Allocated Prefixes
(RIR)4Prefix | Country | RIR | Status |
|---|---|---|---|
| 87.76.166.0/24 | 🇹🇷 TR | RIPE | assigned |
| 141.98.50.0/24 | 🇹🇷 TR | RIPE | assigned |
| 191.44.70.0/24 | 🇹🇷 TR | RIPE | assigned |
| 194.146.26.0/24 | 🇹🇷 TR | RIPENCC | allocated |
All 13 announced prefixes of AS203545 →
BGP Neighbours
(seen in AS paths)Upstreams (2)
Networks AS203545 hands its own prefixes to: transit providers, or peers at an exchange.
Downstreams (1)
Networks whose own prefixes AS203545 passes on: usually its customers.
- AS213796ASHOSTOPYA Ahmet Cevik4
Other adjacent networks (1)
Adjacent to AS203545 in the transit part of AS paths: peers, providers or customers.
- AS208972Gibirnet Tr GIBIRNET ILETISIM HIZMETLERI SANAYI VE TICARET LIMITED SIRKETI3
ASPA
No ASPA
Abuse Contact
External Links
Learn more
- What is an ASN?Autonomous systems, ASN ranges and how they are assigned
- RPKI and route origin validationWhat the RPKI badges on the prefix list mean
- ASPA explainedWhy AS203545 should publish an ASPA object
- IPv4 transfers in the RIPE NCC regionMonthly volume and the latest registry transfers
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/203545Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/203545" | jq