AS Number
AS Name
Org Name
TWS Technologies B.V.






AS50554 Looking Glass






IPv6 NUMs(/64)


4,096 IPv4 Addresses
CIDR Description IP Num TWS Technologies B.V. 2048 TWS Technologies B.V. 1024 TWS Technologies B.V. 512 TWS Technologies B.V. 256 TWS Technologies B.V. 256
CIDR Description IP NUMs(prefix /64)
2a00:1bc8::/32 TWS Technologies B.V. 4294967296
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS24961 MYLOC-AS - myLoc managed IT AG, DE Germany 133,376 55,834,640,384 IPv4 IPv4
AS49134 AS_10VPN - 10VPN Research Network LTD, GB United Kingdom 0 1,179,648 IPv4 IPv4
AS50869 IPNG - Pim van Pelt, CH Switzerland 768 34,359,803,904 IPv4 IPv4
AS137409 GSLNETWORKS-AS-AP - GSL Networks Pty LTD, AU Australia 14,080 17,179,869,184 IPv4 IPv4
AS199524 GCORE - G-Core Labs S.A., LU Luxembourg 87,552 79,495,168 IPv4 IPv4
AS8455 ATOM86-AS - Schuberg Philis B.V., NL Netherlands 26,112 73,014,444,032 IPv4 IPv4 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 494,592 282,665,488,744,448 IPv4 IPv4
AS14840 COMMCORP COMUNICACOES LTDA, BR Brazil 52,736 16,106,586,112 IPv4 IPv4
AS39351 ESAB-AS - 31173 Services AB, SE Sweden 8,192 8,590,589,952 IPv4 IPv4
AS49697 Joey-Network - Joey Julian Koenig, DE Germany 512 327,680 IPv4 IPv4
AS57463 NetIX - NetIX Communications Ltd., BG Bulgaria 256 0 IPv4 IPv4
AS58299 OPENFACTORY-AS - Openfactory GmbH, CH Switzerland 3,072 8,590,000,128 IPv4 IPv4
AS264409 GRUPO YAX, BR Brazil 1,024 458,752 IPv4 IPv4
AS1103 SURFNET-NL - SURF B.V., NL Netherlands 6,224,640 281,509,336,514,560 IPv4 IPv4
AS25091 IP-MAX - IP-Max SA, CH Switzerland 13,568 34,359,803,904 IPv4 IPv4
AS28917 Fiord-AS - Fiord Networks, UAB, LT Lithuania 43,264 68,719,542,272 IPv4 IPv4
AS41327 FIBERTELECOM-AS - Fiber Telecom S.p.A., IT Italy 8,960 68,719,476,736 IPv4 IPv4
AS51088 A2B - A2B IP B.V., NL Netherlands 40,704 55,834,640,384 IPv4 IPv4
AS62167 Tismi - Tismi BV, NL Netherlands 3,072 42,949,672,960 IPv4 IPv4
AS174 COGENT-174 - Cogent Communications, US United States 27,435,520 254,565,515,264 IPv4 IPv4
AS34927 iFog-GmbH - iFog GmbH, CH Switzerland 2,048 103,022,592 IPv4 IPv4
AS39120 CONVERGENZE-AS - Convergenze S.p.A., IT Italy 31,488 12,884,901,888 IPv4 IPv4
AS50629 LWLCOM - LWLcom GmbH, DE Germany 84,224 111,670,329,344 IPv4 IPv4
AS60501 SIRIUSTEC-IT - Sirius Technology SRL, IT Italy 14,336 107,374,182,400 IPv4 IPv4
AS263009 FORTE TELECOM LTDA., BR Brazil 3,584 4,294,967,296 IPv4 IPv4
AS5394 Unidata - UNIDATA S.p.A., IT Italy 83,968 4,294,967,296 IPv4 IPv4

Peers at this Exchange Point

Country/Region IX IPv4 IPv6 Port Speed Updated
Netherlands Speed-IX - Speed Internet Exchange 10 Gbps 2020-02-19 04:08:21

Private Peering Facilities

Country/Region Name City Website Updated
Equinix AM7 - Amsterdam, Kuiperberweg Amsterdam 2019-01-21 13:18:44
NIKHEF Amsterdam Amsterdam 2019-01-21 13:18:50
Equinix EN1 - Enschede Enschede 2019-01-21 13:18:57
Alticom - IJsselstein IJsselstein 2019-01-21 13:59:14
EFX Eindhoven 2019-01-21 13:59:33
as-block:       AS47104 - AS52223
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:        2020-10-29T07:18:47Z
last-modified:  2020-10-29T07:18:47Z
source:         RIPE

aut-num:        AS50554
as-name:        NCBV-BACKBONE
org:            ORG-TTB7-RIPE
import:         from AS8455 accept ANY
import:         from AS48812 accept AS48812
export:         to AS8455 announce AS-NCBV
export:         to AS48812 announce AS50554
export:         to AS48812 announce { }
admin-c:        MDW162-RIPE
tech-c:         MDW162-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         TWSNETWORKS
mnt-by:         mdewolff
created:        2010-02-09T15:04:28Z
last-modified:  2020-08-20T08:21:43Z
source:         RIPE

organisation:   ORG-TTB7-RIPE
org-name:       TWS Technologies B.V.
country:        NL
org-type:       LIR
address:        koppelstraat 24
address:        7391AK
address:        Twello
address:        NETHERLANDS
phone:          +31885702400
e-mail:         [email protected]
admin-c:        MDW162-RIPE
tech-c:         MDW162-RIPE
abuse-c:        AR50099-RIPE
mnt-ref:        mdewolff
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         mdewolff
created:        2018-12-28T13:25:05Z
last-modified:  2020-12-16T12:26:05Z
source:         RIPE

person:         Maarten de Wolff
address:        koppelstraat 24
address:        7391AK
address:        Twello
address:        NETHERLANDS
phone:          +31885702400
nic-hdl:        MDW162-RIPE
mnt-by:         mdewolff
created:        2018-12-28T13:25:04Z
last-modified:  2018-12-28T13:25:04Z
source:         RIPE