206208 looking glass

AS214762 Sebastian Stefanek trading as MatHost.eu 🇵🇱 PL

Announcing 11 prefixes, seen at the RIS collectors.

IPv4 prefixes
2
512 (2 × /24)
IPv6 prefixes
9
4,389 × /48
Upstreams
5
transit providers observed
Peers
4
settlement-free adjacencies
Downstreams
19
transit customers observed
Customer cone
10
ASes reachable through it

Registry and operator data

AS number
AS214762
Name
Sebastian Stefanek trading as MatHost.eu
Organisation
MatHost.eu
Country
🇵🇱 PL
RIR
RIPENCC
Allocated
2024-06-05
Network type
Content
Traffic levels
10-20Gbps
Scope
Europe
Peering policy
Open
IRR as-set
AS214762:AS-MH
Website
https://mathost.eu
Looking glass
https://mathost.eu/en/looking-glass
PeeringDB
net/36423
Exchanges
8
Facilities
1

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

8 valid (72.7%) 0 invalid (0.0%) 3 no ROA (27.3%)

Whois

Fetched from whois.ripe.net

as-block:       AS214347 - AS215128
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:        2026-02-12T14:40:05Z
last-modified:  2026-02-12T14:40:05Z
source:         RIPE

aut-num:        AS214762
as-name:        MATHOST
descr:          MatHost.eu
org:            ORG-SSTA9-RIPE
remarks:        ==================== Network Transit ====================
remarks:        - PletX GmbH (IPv4)
import:         from AS62403 accept ANY
export:         to AS62403 announce AS214762:AS-MH
remarks:        - Atman Sp. z o.o. (IPv4/IPv6)
import:         from AS15694 accept ANY
export:         to AS15694 announce AS214762:AS-MH
remarks:        - Citylink Telecom Sp. z o.o. (IPv4)
import:         from AS51155 accept ANY
export:         to AS51155 announce AS214762:AS-MH
remarks:        - A-Systems Sp. z o.o. (IPv4/IPv6)
import:         from AS50263 accept ANY
export:         to AS50263 announce AS214762:AS-MH
remarks:        - THINX Warsaw (IPv4/IPv6)
import:         from AS24748 accept ANY
export:         to AS24748 announce AS214762:AS-MH
remarks:        - INTERKVM HOST SRL (IPv4/IPv6)
import:         from AS6204 accept ANY
export:         to AS6204 announce AS214762:AS-MH
remarks:        - Jakub Krsa (IPv4/IPv6)
import:         from AS214757 accept ANY
export:         to AS214757 announce AS214762:AS-MH
remarks:        - Hurricane Electric LLC (IPv6)
import:         from AS6939 accept ANY
export:         to AS6939 announce AS214762:AS-MH
remarks:        =========================================================
sponsoring-org: ORG-ICL64-RIPE
admin-c:        SS40215-RIPE
tech-c:         SS40215-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MATHOST1-MNT
created:        2024-06-05T12:06:37Z
last-modified:  2026-08-30T13:04:22Z
source:         RIPE

organisation:   ORG-SSTA9-RIPE
org-name:       Sebastian Stefanek trading as MatHost.eu
country:        PL
reg-nr:         Not Applicable
org-type:       OTHER
address:        Maurycego Klimeckiego 28, ?owicz, ?�dzkie, 99-400, PL
abuse-c:        ACRO56655-RIPE
mnt-ref:        INFERNO-MNT
mnt-ref:        madalbro-MNT
mnt-ref:        REGISTRY-MNT
mnt-ref:        GOCODEIT-AUTO-MNT
mnt-ref:        STFN-MNT
mnt-ref:        IPBNB-MNT
mnt-by:         MATHOST1-MNT
created:        2024-05-24T14:22:11Z
last-modified:  2026-06-18T09:43:48Z
source:         RIPE # Filtered

role:           Sebastian Stefanek
address:        Maurycego Klimeckiego 28, ?owicz, ?�dzkie, 99-400, PL
abuse-mailbox:  abuse@mathost.eu
nic-hdl:        SS40215-RIPE
mnt-by:         MATHOST1-MNT
created:        2024-05-24T14:19:18Z
last-modified:  2025-09-02T15:53:26Z
source:         RIPE # Filtered