AS Number
AS31078
AS Name
NETWORKTOWN-AS
Org Name
Alexej Senderkin
Country / Region
Germany
Registry

ripe

RegDate

Updated

2018-11-22T15:27:33Z

AS31078 Looking Glass
IPv4Prefixes

3

IPv6Prefixes

1

IPv4 NUMs

7,168

IPv6 NUMs(/64)

4,294,967,296

CIDR Description IP Num
31.220.136.0/21
IRR Valid
Alexej Senderkin 2048
193.34.24.0/22
IRR InValid
Alexej Senderkin 1024
217.115.0.0/20
IRR Valid
Alexej Senderkin 4096
CIDR Description IP NUMs(prefix /64)
2a00:1328::/32
IRR Valid
Alexej Senderkin 4294967296
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 458,496 283,043,982,606,336 IPv4 IPv4 IPv6 IPv6
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 20,992 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS39351 ESAB-AS - 31173 Services AB, SE Sweden 14,592 12,886,081,536 IPv4 IPv4 IPv6 IPv6
AS8218 NEO-ASN - Zayo Infrastructure France SA, FR France 47,104 12,884,967,424 IPv4 IPv4 IPv6 IPv6
AS9136 WOBCOM - Wobcom GmbH, DE Germany 30,464 38,654,705,664 IPv4 IPv4 IPv6 IPv6
AS13030 INIT7 - Init7 (Switzerland) Ltd., CH Switzerland 117,248 107,395,481,600 IPv4 IPv4 IPv6 IPv6
AS13237 LAMBDANET-AS - euNetworks GmbH, DE Germany 570,112 107,374,182,400 IPv4 IPv4 IPv6 IPv6
AS9002 RETN-AS - RETN Limited, GB United Kingdom 26,624 4,831,838,208 IPv6 IPv6
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS211752 VE - mih Net Berlin GmbH, DE Germany 256 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS31010 DTH-AS - Dennis Thomas, DE Germany 256 65,536 IPv4 IPv4 IPv6 IPv6
AS50575 NETWORKTOWN-AS - Alexej Senderkin, DE Germany 1,024 65,536 IPv4 IPv4 IPv6 IPv6
AS206028 datenreisen - Datenreisen UG, DE Germany 1,024 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS208262 open7 - Stefan Wahl trading as open 7 e.Kfm, DE Germany 1,024 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS208477 GESINDELORG-AS - Rolf Schulz, DE Germany 256 0 IPv4 IPv4

Peers at this Exchange Point

Country / Region IX IPv4 IPv6 Port Speed Updated
Germany BCIX - Berlin Commercial Internet Exchange 193.178.185.142 2001:7f8:19:1::7966:1 10 Gbps 2026-03-26 15:30:01

Private Peering Facilities

Country / Region Name City Website Updated
Speedbone Berlin Berlin https://www.speedbone.de 2016-03-14 21:10:20

Whois Record

as-block AS31066 - AS31244

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 AS31078

aut-num
as-name
NETWORKTOWN-AS
org
ORG-AS801-RIPE
remarks
---------------------------------------------------
-- euNetworks IPv4
-- euNetworks IPv6
---------------------------------------------------
-- BCIX IPv4
-- BCIX IPv6
---------------------------------------------------
-- Wobcom IPv4
-- Wobcom IPv6
---------------------------------------------------
-- Open7 IPv4
-- Open7 IPv6
---------------------------------------------------
-- Networktown-AS
-- Networktown Services
---------------------------------------------------
-- AS31010 DTH
-- AS31010 DTH
---------------------------------------------------
-- AS206028 DATENREISEN
-- AS206028 DATENREISEN
---------------------------------------------------
-- AS208477 GESINDEL
-- AS208477 GESINDEL
---------------------------------------------------
****************************
* THIS OBJECT IS MODIFIED
* Please note that all data that is generally regarded as personal
* data has been removed from this object.
* To view the original object, please query the RIPE Database at:
* http://www.ripe.net/whois
****************************
import
from AS13237 accept ANY
from AS16374 accept AS-BCIX-RS
from AS9136 accept ANY
from AS208262 accept AS208262
from AS50575 accept AS50575
from AS31010 accept AS31010
from AS206028 accept AS206028
from AS208477 accept AS208477
export
to AS13237 announce AS-NETWORKTOWN
to AS16374 announce AS-NETWORKTOWN
to AS9136 announce AS-NETWORKTOWN
to AS208262 announce ANY
to AS50575 announce ANY
to AS31010 announce ANY
to AS206028 announce ANY
to AS208477 announce ANY
mp-import
afi ipv6.unicast from AS13237 accept ANY
afi ipv6.unicast from AS16374 accept AS-BCIX-RS
afi ipv6.unicast from AS9136 accept ANY
afi ipv6.unicast from AS208262 accept AS208262
afi ipv6.unicast from AS208262 accept AS208262 AS41948
afi ipv6.unicast from AS50575 accept AS50575
afi ipv6.unicast from AS31010 accept AS31010
afi ipv6.unicast from AS206028 accept AS206028
afi ipv6.unicast from AS206028 accept AS206028 AS49225
afi ipv6.unicast from AS208477 accept AS208477
mp-export
afi ipv6.unicast to AS13237 announce AS-NETWORKTOWN
afi ipv6.unicast to AS16374 announce AS-NETWORKTOWN
afi ipv6.unicast to AS9136 announce AS-NETWORKTOWN
afi ipv6.unicast to AS208262 announce ANY
afi ipv6.unicast to AS50575 announce ANY
afi ipv6.unicast to AS31010 announce ANY
afi ipv6.unicast to AS206028 announce ANY
afi ipv6.unicast to AS208477 announce ANY
admin-c
ASE7
tech-c
NTWN1-RIPE
status
ASSIGNED
mnt-by
RIPE-NCC-END-MNT
NETWORKTOWN-MNT
created
2004-02-23T12:50:53Z
last-modified
2026-05-15T09:46:57Z
source
RIPE

organisation ORG-AS801-RIPE

organisation
ORG-AS801-RIPE
org-name
Alexej Senderkin
country
DE
reg-nr
Not Applicable
org-type
LIR
address
An der Rudower Höhe 34
12355
Berlin
GERMANY
phone
+4930233219535
e-mail
icebreak@networktown.de
admin-c
ASE7
tech-c
NTWN1-RIPE
abuse-c
NTWA1-RIPE
mnt-ref
NETWORKTOWN-MNT
mnt-by
RIPE-NCC-HM-MNT
NETWORKTOWN-MNT
created
2019-08-30T07:52:57Z
last-modified
2026-05-13T07:40:51Z
source
RIPE

role Networktown Guardian

role
Networktown Guardian
address
Alex Senderkin
e-mail
ripe@networktown.de
admin-c
ASE7
tech-c
ASE7
nic-hdl
NTWN1-RIPE
mnt-by
NETWORKTOWN-MNT
created
2019-03-18T22:11:57Z
last-modified
2019-03-18T22:11:57Z
source
RIPE
                An der Rudower Hoehe 34
                12355 Berlin
                DE

person Alex Senderkin

person
Alex Senderkin
address
An der Rudower Hoehe 34
e-mail
ripe@networktown.de
phone
+49 30 8149 5500
remarks
PGP public key certificate object: PGPKEY-B14D51DD
nic-hdl
ASE7
mnt-by
NETWORKTOWN-MNT
created
2015-08-22T11:05:54Z
last-modified
2019-03-19T09:50:16Z
source
RIPE
                12355 Berlin
                DE

as-block:       AS31066 - AS31244
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:        AS31078
as-name:        NETWORKTOWN-AS
org:            ORG-AS801-RIPE
remarks:        ---------------------------------------------------
remarks:        -- euNetworks IPv4
import:         from AS13237 accept ANY
export:         to AS13237 announce AS-NETWORKTOWN
remarks:        -- euNetworks IPv6
mp-import:      afi ipv6.unicast from AS13237 accept ANY
mp-export:      afi ipv6.unicast to AS13237 announce AS-NETWORKTOWN
remarks:        ---------------------------------------------------
remarks:        -- BCIX IPv4
import:         from AS16374 accept AS-BCIX-RS
export:         to AS16374 announce AS-NETWORKTOWN
remarks:        -- BCIX IPv6
mp-import:      afi ipv6.unicast from AS16374 accept AS-BCIX-RS
mp-export:      afi ipv6.unicast to AS16374 announce AS-NETWORKTOWN
remarks:        ---------------------------------------------------
remarks:        -- Wobcom IPv4
import:         from AS9136 accept ANY
export:         to AS9136 announce AS-NETWORKTOWN
remarks:        -- Wobcom IPv6
mp-import:      afi ipv6.unicast from AS9136 accept ANY
mp-export:      afi ipv6.unicast to AS9136 announce AS-NETWORKTOWN
remarks:        ---------------------------------------------------
remarks:        -- Open7 IPv4
import:         from AS208262 accept AS208262
export:         to AS208262 announce ANY
remarks:        -- Open7 IPv6
mp-import:      afi ipv6.unicast from AS208262 accept AS208262
mp-import:      afi ipv6.unicast from AS208262 accept AS208262 AS41948
mp-export:      afi ipv6.unicast to AS208262 announce ANY
remarks:        ---------------------------------------------------
remarks:        -- Networktown-AS
import:         from AS50575 accept AS50575
export:         to AS50575 announce ANY
remarks:        -- Networktown Services
mp-import:      afi ipv6.unicast from AS50575 accept AS50575
mp-export:      afi ipv6.unicast to AS50575 announce ANY
remarks:        ---------------------------------------------------
remarks:        -- AS31010 DTH
import:         from AS31010 accept AS31010
export:         to AS31010 announce ANY
remarks:        -- AS31010 DTH
mp-import:      afi ipv6.unicast from AS31010 accept AS31010
mp-export:      afi ipv6.unicast to AS31010 announce ANY
remarks:        ---------------------------------------------------
remarks:        -- AS206028 DATENREISEN
import:         from AS206028 accept AS206028
import:         from AS206028 accept AS206028 AS49225
export:         to AS206028 announce ANY
remarks:        -- AS206028 DATENREISEN
mp-import:      afi ipv6.unicast from AS206028 accept AS206028
mp-import:      afi ipv6.unicast from AS206028 accept AS206028 AS49225
mp-export:      afi ipv6.unicast to AS206028 announce ANY
remarks:        ---------------------------------------------------
remarks:        -- AS208477 GESINDEL
import:         from AS208477 accept AS208477
export:         to AS208477 announce ANY
remarks:        -- AS208477 GESINDEL
mp-import:      afi ipv6.unicast from AS208477 accept AS208477
mp-export:      afi ipv6.unicast to AS208477 announce ANY
remarks:        ---------------------------------------------------
admin-c:        ASE7
tech-c:         NTWN1-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         NETWORKTOWN-MNT
created:        2004-02-23T12:50:53Z
last-modified:  2026-05-15T09:46:57Z
source:         RIPE
remarks:        ****************************
remarks:        * THIS OBJECT IS MODIFIED
remarks:        * Please note that all data that is generally regarded as personal
remarks:        * data has been removed from this object.
remarks:        * To view the original object, please query the RIPE Database at:
remarks:        * http://www.ripe.net/whois
remarks:        ****************************

organisation:   ORG-AS801-RIPE
org-name:       Alexej Senderkin
country:        DE
reg-nr:         Not Applicable
org-type:       LIR
address:        An der Rudower Höhe 34
address:        12355
address:        Berlin
address:        GERMANY
phone:          +4930233219535
e-mail:         icebreak@networktown.de
admin-c:        ASE7
tech-c:         NTWN1-RIPE
abuse-c:        NTWA1-RIPE
mnt-ref:        NETWORKTOWN-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         NETWORKTOWN-MNT
created:        2019-08-30T07:52:57Z
last-modified:  2026-05-13T07:40:51Z
source:         RIPE

role:           Networktown Guardian
address:        Alex Senderkin
                An der Rudower Hoehe 34
                12355 Berlin
                DE
e-mail:         ripe@networktown.de
admin-c:        ASE7
tech-c:         ASE7
nic-hdl:        NTWN1-RIPE
mnt-by:         NETWORKTOWN-MNT
created:        2019-03-18T22:11:57Z
last-modified:  2019-03-18T22:11:57Z
source:         RIPE

person:         Alex Senderkin
address:        An der Rudower Hoehe 34
                12355 Berlin
                DE
e-mail:         ripe@networktown.de
phone:          +49 30 8149 5500
remarks:        PGP public key certificate object: PGPKEY-B14D51DD
nic-hdl:        ASE7
mnt-by:         NETWORKTOWN-MNT
created:        2015-08-22T11:05:54Z
last-modified:  2019-03-19T09:50:16Z
source:         RIPE