AS Number
AS21339
AS Name
ContingencyNetworks
Org Name
Contingency Networks Ltd
Country / Region
United Kingdom
Registry

ripe

RegDate

Updated

2018-11-22T15:27:28Z

AS21339 Looking Glass
IPv4Prefixes

7

IPv6Prefixes

0

IPv4 NUMs

3,328

IPv6 NUMs(/64)

0

CIDR Description IP Num
45.143.120.0/23
IRR Valid
Cirrus Blue Ltd 512
45.143.122.0/23
IRR Valid
Cirrus Blue Ltd 512
77.93.143.0/24
IRR InValid
Contingency Networks Ltd 256
158.94.215.0/24
IRR InValid
Contingency Networks Ltd 256
176.124.68.0/23
IRR Valid
Contingency Networks Ltd 512
185.61.164.0/22
IRR Valid
Contingency Networks Ltd 1024
193.187.99.0/24
IRR Valid
Contingency Networks Ltd 256
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 116,992 356,753,080,320 IPv4 IPv4
AS6204 ZET-NET - INTERKVM HOST SRL, RO Romania 3,840 268,500,999 IPv4 IPv4
AS6939 HURRICANE - Hurricane Electric LLC, US United States 458,496 283,043,982,606,336 IPv4 IPv4
AS8218 NEO-ASN - Zayo Infrastructure France SA, FR France 47,104 12,884,967,424 IPv4 IPv4
AS39120 CONVERGENZE-AS - Convergenze S.p.A., IT Italy 42,496 17,179,869,184 IPv4 IPv4
AS53062 GGNET TELECOMUNICACOES LTDA, BR Brazil 28,416 4,848,746,496 IPv4 IPv4
AS57463 NetIX - NetIX Communications JSC, BG Bulgaria 256 0 IPv4 IPv4
AS4455 BSO - IX Reach Ltd, GB United Kingdom 64,256 12,884,967,424 IPv4 IPv4
AS14840 BR.Digital Telecom, BR Brazil 72,960 14,010,613,760 IPv4 IPv4
AS9009 M247 - M247 Europe SRL, RO Romania 1,569,536 257,769,079,040 IPv4 IPv4
AS9498 BBIL-AP - Bharti Airtel Limited, IN India 2,296,576 4,299,358,208 IPv4 IPv4
AS22356 Durand do Brasil Ltda, BR Brazil 25,856 4,294,967,296 IPv4 IPv4
AS39351 ESAB-AS - 31173 Services AB, SE Sweden 14,592 12,886,081,536 IPv4 IPv4
AS60602 INOVARE-AS - Inovare-Prim SRL, MD Moldova 3,584 4,294,967,296 IPv4 IPv4
AS3170 VELOXSERV - VeloxServ Communications Ltd, GB United Kingdom 18,432 81,604,837,376 IPv4 IPv4
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 20,992 4,294,967,296 IPv4 IPv4
AS52075 WIFIRST - Wifirst S.A.S., FR France 132,352 34,359,738,368 IPv4 IPv4
AS137409 GSLNETWORKS-AS-AP - GSL Networks Pty LTD, AU Australia 140,800 77,423,378,434 IPv4 IPv4

Peers at this Exchange Point

Country / Region IX IPv4 IPv6 Port Speed Updated
United Kingdom LONAP - London Access Point 5.57.80.231 0 Mbps 2026-03-25 23:37:40
France Equinix Paris - Equinix Internet Exchange Paris 195.42.145.70 0 Mbps 2024-08-22 07:03:10

Private Peering Facilities

Country / Region Name City Website Updated
Equinix LD8 - London, Docklands London http://www.equinix.com/locations/ 2016-11-27 03:56:48
Telehouse - London (Docklands North) London http://www.telehouse.net 2017-02-08 20:45:10
Telehouse - London (Docklands East) London http://www.telehouse.net 2017-02-08 20:46:03
Equinix MA1 - Manchester, Williams/Kilburn Manchester https://www.equinix.com/locations/united-kingdom-colocation/manchester-data-centers/ma1/ 2017-02-08 20:46:17
VeloxServ DC2 - Wolverhampton Wolverhampton http://www.veloxserv.co.uk 2024-08-22 06:57:10
VeloxServ DC3 - Redditch Redditch https://www.veloxserv.co.uk 2024-08-22 06:57:16
nLighten Nottingham EMA1 Nottingham https://www.nlighten.com/en/united-kingdom-data-centers/nottingham 2024-08-22 06:57:43
Equinix NY2/NY4/NY5/NY6 - New York, Secaucus Secaucus https://www.equinix.com/locations/americas-colocation/united-states-colocation/new-york-data-centers/ 2024-08-22 06:58:48
Equinix DA2 - Dallas Dallas https://www.equinix.com/locations/americas-colocation/united-states-colocation/dallas-data-centers/da2/ 2024-08-22 06:58:55
nLighten Swindon BRS2 Swindon https://www.nlighten.com/en/united-kingdom-data-centers/swindon 2024-08-22 06:59:12
nLighten Bristol BRS1 Bristol https://www.nlighten.com/en/united-kingdom-data-centers/bristol 2024-08-22 06:59:30
nLighten Chester MAN1 Chester https://www.nlighten.com/en/united-kingdom-data-centers/chester 2024-08-22 06:59:36
nLighten Leeds LBA1 Normanton https://www.nlighten.com/en/united-kingdom-data-centers/leeds 2024-08-22 07:00:04

Whois Record

as-block AS21281 - AS21390

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
2018-11-22T15:27:28Z
last-modified
2018-11-22T15:27:28Z
source
RIPE

aut-num AS21339

aut-num
as-name
ContingencyNetworks
org
ORG-CNL16-RIPE
import
from AS8468 accept ANY
from AS43620 accept ANY
from AS43531 accept ANY
from AS6939 accept ANY
from AS60945 accept ANY
from AS8550 accept ANY
from AS3170 accept ANY
from AS57155 accept ANY
export
to AS8468 announce AS21339
to AS43620 announce AS21339
to AS43531 announce AS21339
to AS6939 announce AS-CONTINGENCY
to AS8550 announce AS21339
to AS60945 announce AS21339
to AS-ANY announce AS21339:AS-ALL
to AS3170 announce AS21339
to AS57155 announce AS21339
admin-c
JR5606-RIPE
tech-c
JR5606-RIPE
status
ASSIGNED
mnt-by
RIPE-NCC-END-MNT
CNL-MAINT
created
2012-09-06T12:07:32Z
last-modified
2021-06-22T15:38:36Z
source
RIPE

organisation ORG-CNL16-RIPE

organisation
ORG-CNL16-RIPE
org-name
Contingency Networks Ltd
country
GB
reg-nr
06692252
org-type
LIR
address
71-75 Shelton Street, Covent Garden
WC2H 9JQ
London
UNITED KINGDOM
phone
+447974430402
e-mail
jon@contingencynetworks.co.uk
abuse-c
AC28397-RIPE
mnt-ref
RIPE-NCC-HM-MNT
CNL-MAINT
mnt-by
RIPE-NCC-HM-MNT
cnl-maint
created
2014-06-16T12:37:51Z
last-modified
2026-05-13T07:43:21Z
source
RIPE

person Jon Richardson

person
Jon Richardson
address
Unit F
Tollgate Business Centre
Tollgate Industrial Estate
Stafford. ST16 3HS
phone
+441785 878022
e-mail
jon@contingencynetworks.co.uk
nic-hdl
JR5606-RIPE
mnt-by
cnl-maint
created
2012-08-28T12:26:26Z
last-modified
2013-06-28T09:34:20Z
source
RIPE

as-block:       AS21281 - AS21390
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:        2018-11-22T15:27:28Z
last-modified:  2018-11-22T15:27:28Z
source:         RIPE



aut-num:        AS21339
as-name:        ContingencyNetworks
org:            ORG-CNL16-RIPE
import:         from AS8468 accept ANY
export:         to AS8468 announce AS21339
import:         from AS43620 accept ANY
export:         to AS43620 announce AS21339
import:         from AS43531 accept ANY
export:         to AS43531 announce AS21339
import:         from AS6939 accept ANY
export:         to AS6939 announce AS-CONTINGENCY
import:         from AS60945 accept ANY
import:         from AS8550 accept ANY
import:         from AS3170 accept ANY
export:         to AS8550 announce AS21339
export:         to AS60945 announce AS21339
export:         to AS-ANY announce AS21339:AS-ALL
export:         to AS3170 announce AS21339
import:         from AS57155 accept ANY
export:         to AS57155 announce AS21339
admin-c:        JR5606-RIPE
tech-c:         JR5606-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         CNL-MAINT
created:        2012-09-06T12:07:32Z
last-modified:  2021-06-22T15:38:36Z
source:         RIPE

organisation:   ORG-CNL16-RIPE
org-name:       Contingency Networks Ltd
country:        GB
reg-nr:         06692252
org-type:       LIR
address:        71-75 Shelton Street, Covent Garden
address:        WC2H 9JQ
address:        London
address:        UNITED KINGDOM
phone:          +447974430402
e-mail:         jon@contingencynetworks.co.uk
abuse-c:        AC28397-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        CNL-MAINT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         cnl-maint
created:        2014-06-16T12:37:51Z
last-modified:  2026-05-13T07:43:21Z
source:         RIPE

person:         Jon Richardson
address:        Unit F
address:        Tollgate Business Centre
address:        Tollgate Industrial Estate
address:        Stafford. ST16 3HS
phone:          +441785 878022
e-mail:         jon@contingencynetworks.co.uk
nic-hdl:        JR5606-RIPE
mnt-by:         cnl-maint
created:        2012-08-28T12:26:26Z
last-modified:  2013-06-28T09:34:20Z
source:         RIPE