AS Number
AS31438
AS Name
SWMR-AS
Org Name
Stadtwerke Marburg GmbH
Country / Region
Germany
Registry

ripe

RegDate

Updated

2018-11-22T15:27:33Z

AS31438 Looking Glass
IPv4Prefixes

2

IPv6Prefixes

1

IPv4 NUMs

3,072

IPv6 NUMs(/64)

17,179,869,184

CIDR Description IP Num
83.137.64.0/21
IRR Valid
Stadtwerke Marburg GmbH 2048
212.89.196.0/22
IRR Parent Valid
Stadtwerke Marburg GmbH 1024
CIDR Description IP NUMs(prefix /64)
2a0d:5f00::/30
IRR Valid
Stadtwerke Marburg GmbH 17179869184
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS8881 VERSATEL - 1&1 Versatel GmbH, DE Germany 1,818,368 180,657,455,104 IPv4 IPv4 IPv6 IPv6
AS9145 EWETEL - EWE TEL GmbH, DE Germany 925,184 201,863,593,984 IPv4 IPv4 IPv6 IPv6

Whois Record

as-block AS31246 - AS31618

as-block
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
2018-11-22T15:27:33Z
last-modified
2018-11-22T15:27:33Z
source
RIPE

aut-num AS31438

aut-num
as-name
SWMR-AS
descr
Citynet Marburg
import
from AS9145 accept ANY
from AS174 accept ANY
from AS8881 accept ANY
export
to AS9145 announce AS31438
to AS174 announce AS31438
to AS8881 announce AS31438
default
org
ORG-SMG1-RIPE
mp-import
afi ipv6.unicast from AS174 accept ANY
afi ipv6.unicast from AS9145 accept ANY
afi ipv6.unicast from AS8881 accept ANY
mp-export
afi ipv6.unicast to AS174 announce AS31438
afi ipv6.unicast to AS9145 announce AS31438
afi ipv6.unicast to AS8881 announce AS31438
admin-c
koch2-RIPE
tech-c
koch2-RIPE
status
ASSIGNED
mnt-by
RIPE-NCC-END-MNT
swmr-mnt
notify
info@hifreak.de
created
2004-05-18T14:24:18Z
last-modified
2026-01-22T10:47:25Z
source
RIPE

organisation ORG-SMG1-RIPE

organisation
ORG-SMG1-RIPE
org-name
Stadtwerke Marburg GmbH
country
DE
reg-nr
District court Marburg HRB 2448
org-type
LIR
address
Am Krekel 55
DE-35039
Marburg
GERMANY
phone
+49 6421 2050
fax-no
+49 6421 205550
e-mail
support@citynet-marburg.de
admin-c
koch2-RIPE
wan2-RIPE
abuse-c
AR14743-RIPE
mnt-ref
RIPE-NCC-HM-MNT
SWMR-MNT
mnt-by
RIPE-NCC-HM-MNT
SWMR-MNT
created
2004-04-17T11:12:27Z
last-modified
2026-05-13T07:21:00Z
source
RIPE

person Lars Witter

person
Lars Witter
address
Stadtwerke Marburg GmbH, Am Krekel 55, D-35039 Marburg
phone
+496421205181
nic-hdl
koch2-RIPE
mnt-by
swmr-mnt
created
2003-12-12T11:25:35Z
last-modified
2025-06-28T13:15:21Z
source
RIPE

as-block:       AS31246 - AS31618
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:        2018-11-22T15:27:33Z
last-modified:  2018-11-22T15:27:33Z
source:         RIPE



aut-num:        AS31438
as-name:        SWMR-AS
descr:          Citynet Marburg
import:         from AS9145 accept ANY
export:         to AS9145 announce AS31438
import:         from AS174 accept ANY
export:         to AS174 announce AS31438
import:         from AS8881 accept ANY
export:         to AS8881 announce AS31438
default:        to AS9066
org:            ORG-SMG1-RIPE
mp-import:      afi ipv6.unicast from AS174 accept ANY
mp-export:      afi ipv6.unicast to AS174 announce AS31438
mp-import:      afi ipv6.unicast from AS9145 accept ANY
mp-export:      afi ipv6.unicast to AS9145 announce AS31438
mp-import:      afi ipv6.unicast from AS8881 accept ANY
mp-export:      afi ipv6.unicast to AS8881 announce AS31438
admin-c:        koch2-RIPE
tech-c:         koch2-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
notify:         info@hifreak.de
mnt-by:         swmr-mnt
created:        2004-05-18T14:24:18Z
last-modified:  2026-01-22T10:47:25Z
source:         RIPE

organisation:   ORG-SMG1-RIPE
org-name:       Stadtwerke Marburg GmbH
country:        DE
reg-nr:         District court Marburg HRB 2448
org-type:       LIR
address:        Am Krekel 55
address:        DE-35039
address:        Marburg
address:        GERMANY
phone:          +49 6421 2050
fax-no:         +49 6421 205550
e-mail:         support@citynet-marburg.de
admin-c:        koch2-RIPE
admin-c:        wan2-RIPE
abuse-c:        AR14743-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        SWMR-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         SWMR-MNT
created:        2004-04-17T11:12:27Z
last-modified:  2026-05-13T07:21:00Z
source:         RIPE

person:         Lars Witter
address:        Stadtwerke Marburg GmbH, Am Krekel 55, D-35039 Marburg
phone:          +496421205181
nic-hdl:        koch2-RIPE
mnt-by:         swmr-mnt
created:        2003-12-12T11:25:35Z
last-modified:  2025-06-28T13:15:21Z
source:         RIPE