AS15518 Circular Informationssysteme GmbH 🇩🇪 DE
Announcing 6 prefixes, seen at the RIS collectors.
IPv4 prefixes
5
8,192 (32 × /24)
IPv6 prefixes
1
1 × /32
Upstreams
2
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS15518
- Name
- Circular Informationssysteme GmbH
- Organisation
- circular Informationssysteme
- Country
- 🇩🇪 DE
- RIR
- RIPENCC
- Allocated
- 2000-07-25
- Network type
- NSP
- Traffic levels
- 1-5Gbps
- Scope
- Europe
- Peering policy
- Open
- Website
- http://www.circular.de
- PeeringDB
- net/12947
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Whois
Fetched from whois.ripe.net
as-block: AS15476 - AS15705 descr: RIPE NCC ASN block remarks: These AS Numbers are assigned to network operators in the RIPE NCC service region. mnt-by: RIPE-NCC-HM-MNT created: 2018-11-22T15:27:25Z last-modified: 2018-11-22T15:27:25Z source: RIPE aut-num: AS15518 as-name: CIRC-AS descr: Schulze-Delitzsch-Str.36 descr: 70565 Stuttgart descr: Germany org: ORG-cIG1-RIPE import: from AS8220 action pref=100; accept ANY import: from AS5400 action pref=100; accept ANY export: to AS8220 announce AS15518 export: to AS5400 announce AS15518 default: to AS5400 action pref=10; networks ANY admin-c: CIR-RIPE tech-c: CIR-RIPE status: ASSIGNED mnt-by: RIPE-NCC-END-MNT remarks: AS220 COLT Internet remarks: AS5400 BT mnt-by: CIRCULAR-NOC mnt-by: CIRCULAR-NET created: 2002-08-22T16:07:20Z last-modified: 2025-10-24T11:09:21Z source: RIPE organisation: ORG-cIG1-RIPE org-name: Circular Informationssysteme GmbH country: DE reg-nr: District court Stuttgart HRB 17442 org-type: LIR address: Schulze-Delitzsch-Strasse 36 address: D-70565 address: Stuttgart address: GERMANY phone: +49 711 787170 admin-c: HAB-RIPE admin-c: RB121-RIPE tech-c: CIR-RIPE abuse-c: CG623-RIPE mnt-ref: RIPE-NCC-HM-MNT mnt-ref: CIRCULAR-NOC mnt-by: RIPE-NCC-HM-MNT mnt-by: CIRCULAR-NOC created: 2004-04-17T11:05:59Z last-modified: 2026-05-13T07:25:44Z source: RIPE # Filtered fax-no: +49 711 7871729 role: CIRCULAR NETMASTER address: circular Informationssysteme GmbH address: Schulze-Delitzsch-Strasse 36 address: D-70565 Stuttgart address: GERMANY phone: +49 711 78717 0 fax-no: +49 711 78717 29 admin-c: HAB-RIPE admin-c: RB121-RIPE tech-c: HAB-RIPE tech-c: RB121-RIPE nic-hdl: CIR-RIPE remarks: Role-Object for circular mnt-by: CIRCULAR-NOC mnt-by: CIRCULAR-NET created: 1970-01-01T00:00:00Z last-modified: 2025-10-24T09:13:47Z source: RIPE # Filtered