AS43872 - OPTINET - Optinet U.K. Limited, GB

United Kingdom
AS Number
AS43872
AS Name
OPTINET
Org Name
Optinet U.K. Limited
Country / Region
United Kingdom
Registry

ripe

RegDate

Updated

2023-12-11T15:09:58Z

AS43872 Looking Glass
https://optinet.co.uk/support/looking-glass/
IPv4Prefixes

20

IPv6Prefixes

7

IPv4 NUMs

10,496

IPv6 NUMs(/64)

240,518,168,576

CIDR Description IP Num
5.253.252.0/22
IRR Valid
Optinet U.K. Limited 1024
45.136.108.0/24
IRR InValid
Optinet U.K. Limited 256
84.38.246.0/24
Harrods International Ltd 256
89.222.48.0/21
IRR InValid
Syntec LTD 2048
89.222.56.0/22
IRR InValid
Syntec LTD 1024
89.222.60.0/23
IRR InValid
Syntec LTD 512
89.222.62.0/23
IRR InValid
Syntec LTD 512
91.201.105.0/24
IRR Valid
Guaranty Trust Bank (UK) Limited 256
92.118.111.0/24
IRR Valid
Optinet U.K. Limited 256
176.101.169.0/24
IRR Valid
Optinet U.K. Limited 256
185.183.20.0/22
IRR Valid
Optinet U.K. Limited 1024
185.187.61.0/24
IRR Valid
Optinet U.K. Limited 256
185.253.176.0/22
IRR Valid
Optinet U.K. Limited 1024
193.105.189.0/24
IRR Valid
Optinet U.K. Limited 256
193.247.94.0/24
IRR Valid
Optinet U.K. Limited 256
193.247.101.0/24
IRR Valid
Optinet U.K. Limited 256
193.247.103.0/24
IRR Valid
Optinet U.K. Limited 256
193.247.165.0/24
IRR Valid
Optinet U.K. Limited 256
195.234.28.0/24
IRR Valid
Optinet U.K. Limited 256
217.198.183.0/24
IRR Valid
Optinet U.K. Limited 256
CIDR Description IP NUMs(prefix /64)
2a0b:180::/29
IRR Valid
Optinet U.K. Limited 34359738368
2a0d:1e80::/29
IRR Valid
Optinet U.K. Limited 34359738368
2a10:c740::/29
IRR Valid
Optinet U.K. Limited 34359738368
2a10:c7c0::/29
IRR Valid
Optinet U.K. Limited 34359738368
2a10:c8c0::/29
IRR Valid
Optinet U.K. Limited 34359738368
2a10:c9c0::/29
IRR Valid
Optinet U.K. Limited 34359738368
2a10:cac0::/29
IRR Valid
Optinet U.K. Limited 34359738368
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS3741 NTT-DATA-Inc - Dimension Data, ZA South Africa 2,950,912 137,439,084,544 IPv4 IPv4
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 20,992 4,294,967,296 IPv4 IPv4
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 116,992 356,753,080,320 IPv4 IPv4 IPv6 IPv6
AS53062 GGNET TELECOMUNICACOES LTDA, BR Brazil 28,416 4,848,746,496 IPv4 IPv4
AS58511 ANYCAST-GLOBAL-BACKBONE - Anycast Holdings Pty Ltd, AU Australia 22,528 8,589,934,592 IPv4 IPv4
AS60602 INOVARE-AS - Inovare-Prim SRL, MD Moldova 3,584 4,294,967,296 IPv4 IPv4
AS14840 BR.Digital Telecom, BR Brazil 72,960 14,010,613,760 IPv4 IPv4
AS30781 JAGUAR-AS - Free Pro SAS, FR France 115,456 167,503,790,080 IPv4 IPv4 IPv6 IPv6
AS33891 CORE-BACKBONE - Core-Backbone GmbH, DE Germany 0 0 IPv4 IPv4 IPv6 IPv6
AS1239 COGENT-1239 - Cogent Communications, LLC, US United States 0 210,729,631,744 IPv4 IPv4 IPv6 IPv6
AS3257 GTT-BACKBONE - GTT Communications Inc., US United States 8,552,448 442,382,745,600 IPv4 IPv4 IPv6 IPv6
AS8220 COLT - COLT Technology Services Group Limited, GB United Kingdom 1,497,088 25,770,590,208 IPv4 IPv4
AS12779 ITGATE - IT.Gate S.p.A., IT Italy 47,104 42,949,869,568 IPv4 IPv4
AS13237 LAMBDANET-AS - euNetworks GmbH, DE Germany 570,112 107,374,182,400 IPv4 IPv4
AS6461 ZAYO-6461 - Zayo Bandwidth, US United States 1,751,552 51,808,436,224 IPv4 IPv4 IPv6 IPv6
AS30844 LIQUID-AS - Liquid Telecommunications Ltd, GB United Kingdom 387,840 38,654,705,664 IPv4 IPv4 IPv6 IPv6
AS34177 CELESTE-AS - Celeste SAS, FR France 229,376 98,784,247,808 IPv4 IPv4
AS174 COGENT-174 - Cogent Communications, LLC, US United States 36,233,472 215,834,689,537 IPv4 IPv4 IPv6 IPv6
AS999 CORIX-999 - CORIX NETWORKS, US United States 70,144 4,295,032,834 IPv4 IPv4
AS1031 PEER1-1031 - PEER 1031 LLC, US United States 256 4,294,967,299 IPv4 IPv4
AS6939 HURRICANE - Hurricane Electric LLC, US United States 458,496 283,043,982,606,336 IPv4 IPv4 IPv6 IPv6
AS39120 CONVERGENZE-AS - Convergenze S.p.A., IT Italy 42,496 17,179,869,184 IPv4 IPv4
AS18106 VIEWQWEST-SG-AP - Viewqwest Pte Ltd, SG Singapore 53,248 13,153,337,344 IPv4 IPv4 IPv6 IPv6
AS37721 Virtual-Technologies-Solutions-SA - Virtual Technologies & Solutions, BF Burkina Faso 15,872 8,589,934,592 IPv4 IPv4
AS48362 TKSWF-AS - Stadtwerke Feldkirch, AT Austria 7,936 4,294,967,296 IPv4 IPv4
AS57463 NetIX - NetIX Communications JSC, BG Bulgaria 256 0 IPv4 IPv4
AS1299 TWELVE99 - Arelion Sweden AB, SE Sweden 411,392 77,326,778,368 IPv4 IPv4 IPv6 IPv6
AS25091 IP-Max - IP-Max SA, CH Switzerland 15,104 68,719,607,808 IPv4 IPv4 IPv6 IPv6
AS37468 ANGOLA-CABLES - Angola Cables, AO Angola 9,472 42,949,672,960 IPv4 IPv4
AS37497 Network-Platforms - Network Platforms (PTY) LTD, ZA South Africa 6,400 4,294,967,296 IPv4 IPv4
AS39351 ESAB-AS - 31173 Services AB, SE Sweden 14,592 12,886,081,536 IPv4 IPv4
AS41327 FIBERTELECOM-AS - Fiber Telecom S.p.A., IT Italy 7,168 68,719,476,736 IPv4 IPv4
AS52075 WIFIRST - Wifirst S.A.S., FR France 132,352 34,359,738,368 IPv4 IPv4
AS12552 GlobalConnect-AS12552 - GlobalConnect AB, SE Sweden 564,992 210,454,380,544 IPv4 IPv4
AS37100 SEACOM-AS - SEACOM Limited, MU Mauritius 1,072,896 12,884,901,888 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 LINX LON1 - London Internet Exchange Ltd. 195.66.227.240 2001:7f8:4::ab60:1 100 Gbps 2025-12-23 13:04:36
United Kingdom LINX LON2 - London Internet Exchange Ltd. 195.66.237.113 2001:7f8:4:1::ab60:1 100 Gbps 2025-12-23 13:04:36

Private Peering Facilities

Country / Region Name City Website Updated
Verne London London https://www.verneglobal.com/united-kingdom 2018-01-19 17:30:38
Telehouse - London (Docklands West) London http://www.telehouse.net/ 2018-01-19 17:30:32

Whois Record

as-block AS43075 - AS44168

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
2023-12-11T15:09:58Z
last-modified
2023-12-11T15:09:58Z
source
RIPE

aut-num AS43872

aut-num
as-name
OPTINET
org
ORG-OUL4-RIPE
import
from AS174 accept ANY
from AS3257 accept ANY
from AS6461 accept ANY
from AS1299 accept ANY
export
to AS174 announce AS43872
to AS3257 announce AS43872
to AS6461 announce AS43872
to AS1299 announce AS43872
admin-c
SP16055-RIPE
tech-c
NO1784-RIPE
status
ASSIGNED
mnt-by
RIPE-NCC-END-MNT
uk-optinet-1-mnt
created
2016-12-20T14:17:07Z
last-modified
2025-11-28T12:30:51Z
source
RIPE

organisation ORG-OUL4-RIPE

organisation
ORG-OUL4-RIPE
org-name
Optinet U.K. Limited
country
GB
reg-nr
10482483
org-type
LIR
address
Floor 24 One Canada Square
E14 5AA
London
UNITED KINGDOM
phone
+442033193701
e-mail
noc@optinet.co.uk
admin-c
SP16055-RIPE
tech-c
NO1784-RIPE
abuse-c
AR56859-RIPE
mnt-ref
uk-optinet-1-mnt
mnt-by
RIPE-NCC-HM-MNT
uk-optinet-1-mnt
created
2016-12-19T14:53:59Z
last-modified
2026-05-13T07:23:15Z
source
RIPE

role Network Operations

role
Network Operations
address
Skyline Plaza, 45 Victoria Avenue
SS2 6BB
Southend-ON-Sea
UNITED KINGDOM
phone
+4402033193701
e-mail
noc@optinet.co.uk
nic-hdl
NO1784-RIPE
mnt-by
uk-optinet-1-mnt
created
2019-11-19T09:00:25Z
last-modified
2019-11-19T09:00:25Z
source
RIPE

person Sean Pearman

person
Sean Pearman
address
Skyline Plaza
45 Victoria Avenue
Southend
Essex
phone
+44(0)2033193701
nic-hdl
SP16055-RIPE
mnt-by
uk-optinet-1-mnt
created
2016-12-19T14:53:59Z
last-modified
2019-03-11T14:30:26Z
source
RIPE
 

as-block:       AS43075 - AS44168
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:        2023-12-11T15:09:58Z
last-modified:  2023-12-11T15:09:58Z
source:         RIPE



aut-num:        AS43872
as-name:        OPTINET
org:            ORG-OUL4-RIPE
import:         from AS174 accept ANY
export:         to AS174 announce AS43872
import:         from AS3257 accept ANY
export:         to AS3257 announce AS43872
import:         from AS6461 accept ANY
export:         to AS6461 announce AS43872
import:         from AS1299 accept ANY
export:         to AS1299 announce AS43872
admin-c:        SP16055-RIPE
tech-c:         NO1784-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         uk-optinet-1-mnt
created:        2016-12-20T14:17:07Z
last-modified:  2025-11-28T12:30:51Z
source:         RIPE

organisation:   ORG-OUL4-RIPE
org-name:       Optinet U.K. Limited
country:        GB
reg-nr:         10482483
org-type:       LIR
address:        Floor 24 One Canada Square
address:        E14 5AA
address:        London
address:        UNITED KINGDOM
phone:          +442033193701
e-mail:         noc@optinet.co.uk
admin-c:        SP16055-RIPE
tech-c:         NO1784-RIPE
abuse-c:        AR56859-RIPE
mnt-ref:        uk-optinet-1-mnt
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         uk-optinet-1-mnt
created:        2016-12-19T14:53:59Z
last-modified:  2026-05-13T07:23:15Z
source:         RIPE

role:           Network Operations
address:        Skyline Plaza, 45 Victoria Avenue
address:        SS2 6BB
address:        Southend-ON-Sea
address:        UNITED KINGDOM
phone:          +4402033193701
e-mail:         noc@optinet.co.uk
nic-hdl:        NO1784-RIPE
mnt-by:         uk-optinet-1-mnt
created:        2019-11-19T09:00:25Z
last-modified:  2019-11-19T09:00:25Z
source:         RIPE

person:         Sean Pearman
address:        Skyline Plaza
address:        45 Victoria Avenue
address:        Southend
address:        Essex
phone:          +44(0)2033193701
nic-hdl:        SP16055-RIPE
mnt-by:         uk-optinet-1-mnt
created:        2016-12-19T14:53:59Z
last-modified:  2019-03-11T14:30:26Z
source:         RIPE