AS203937 MAREK BZDZIUCH trading as CYFROTEL Sp. J. 🇵🇱 PL
Announcing 9 prefixes, seen at the RIS collectors.
IPv4 prefixes
8
3,328 (13 × /24)
IPv6 prefixes
1
1 × /32
Upstreams
6
transit providers observed
Peers
1
settlement-free adjacencies
Downstreams
1
transit customers observed
Customer cone
2
ASes reachable through it
Registry and operator data
- AS number
- AS203937
- Name
- MAREK BZDZIUCH trading as CYFROTEL Sp. J.
- Organisation
- CYFROTEL SPOLKA JAWNA MARIUSZ ULIDOWSKI MAREK BZDZIUCH
- Country
- 🇵🇱 PL
- RIR
- RIPENCC
- Allocated
- 2015-10-01
- Network type
- Cable/DSL/ISP
- Traffic levels
- 1-5Gbps
- Scope
- Regional
- Peering policy
- Open
- IRR as-set
- AS-CYFROTEL
- Website
- http://cyfrotel.pl
- PeeringDB
- net/11978
- Exchanges
- 3
- Facilities
- 2
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
9 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 185.119.120.0/22 v4 | RPKI valid | 46 | 24482203937 | 2026-09-18 |
| 185.125.4.0/24 v4 | RPKI valid | 46 | 24482203937 | 2026-09-18 |
| 185.131.240.0/23 v4 | RPKI valid | 46 | 24482203937 | 2026-09-18 |
| 185.131.242.0/24 v4 | RPKI valid | 46 | 24482203937 | 2026-09-18 |
| 185.131.243.0/24 v4 | RPKI valid | 46 | 24482203937 | 2026-09-18 |
| 185.216.172.0/24 v4 | RPKI valid | 46 | 24482203937 | 2026-09-18 |
| 185.253.233.0/24 v4 | RPKI valid | 46 | 24482203937 | 2026-09-18 |
| 194.42.118.0/23 v4 | RPKI valid | 46 | 24482203937 | 2026-09-18 |
| 2a06:dec0::/32 v6 | RPKI valid | 35 | 24482203937 | 2026-09-18 |