AS Number
AS219251
AS Name
Walther
Org Name
Tomasz Walter
Country
Poland
Registry

ripe

RegDate

Updated

2026-06-02T14:29:24Z

AS219251 Looking Glass
IPv4Prefixes

0

IPv6Prefixes

2

IPv4 NUMs

0

IPv6 NUMs(/64)

1,114,112

0 IPv4 Addresses
CIDR Description IP NUMs(prefix /64)
2a06:9801:7df::/48
ROA Signed and Valid IRR InValid
Tomasz Walter 65536
2a0b:4e07:260::/44
ROA Signed and Valid
Tomasz Walter 1048576
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS41051 FREETRANSIT - Openfactory GmbH in Liquidation, CH Switzerland 0 4,294,967,296 IPv6 IPv6
AS209533 BGPTunnel - iFog GmbH, CH Switzerland 0 65,536 IPv6 IPv6
AS209735 LAGRANGE - Lagrange Cloud Technologies Limited, GB United Kingdom 512 393,216 IPv6 IPv6
AS214757 Jakub-Krsa - Jakub Krsa, CZ Czech 256 15,400,960 IPv6 IPv6
AS214762 MATHOST - Sebastian Stefanek trading as MatHost.eu, PL Poland 256 289,865,728 IPv6 IPv6
as-block:       AS215130 - AS219547
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:        2026-06-02T14:29:24Z
last-modified:  2026-06-02T14:29:24Z
source:         RIPE



aut-num:        AS219251
as-name:        Walther
org:            ORG-TWTA1-RIPE
sponsoring-org: ORG-LCTL2-RIPE
remarks:        bgp43-verification BGP43-644871
import:         from AS209735 accept ANY
export:         to AS209735 announce AS219251
import:         from AS209533 accept ANY
export:         to AS209533 announce AS219251
import:         from AS212895 accept ANY
export:         to AS212895 announce AS219251
import:         from AS214762 accept ANY
export:         to AS214762 announce AS219251
import:         from AS214757 accept ANY
export:         to AS214757 announce AS219251
import:         from AS24381 accept ANY
export:         to AS24381 announce AS219251
import:         from AS41051 accept ANY
export:         to AS41051 announce AS219251
admin-c:        TW4960-RIPE
tech-c:         TW4960-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         LAGRANGE-AUTO-MNT
mnt-by:         TOMASZ-WALTER-MNT
created:        2026-07-08T08:03:47Z
last-modified:  2026-07-24T10:21:48Z
source:         RIPE

organisation:   ORG-TWTA1-RIPE
org-name:       Tomasz Walter
org-type:       OTHER
address:        Topolowa 16, Swierkowiec, Kujawski-pomorskie, 88-300, PL
country:        PL
reg-nr:         Not Applicable
e-mail:         tomasz@walther.eu.com
abuse-c:        ACRO65087-RIPE
mnt-ref:        lagrange_cloud-MNT
mnt-ref:        HOP179-MNT
created:        2026-06-29T15:27:44Z
last-modified:  2026-07-22T06:20:25Z
source:         RIPE
mnt-by:         TOMASZ-WALTER-MNT

person:         Tomasz Walter
e-mail:         tomasz@walther.eu.com
nic-hdl:        TW4960-RIPE
mnt-by:         TOMASZ-WALTER-MNT
created:        2026-06-29T15:22:44Z
last-modified:  2026-06-29T15:22:44Z
source:         RIPE