AS Name
OPTIMITY
Org Name
Optimity Ltd
Registry Region
United Kingdom
Looking Glass
IPv4Prefixes

5

IPv6Prefixes

1

IPv4 NUMs

10,240

IPv6 NUMs(/64)

34,359,738,368

10,240 IPv4 Addresses
CIDR Description IP Num
37.157.32.0/21 Optimity Ltd 2048
82.163.112.0/21 Optimity Ltd 2048
82.163.124.0/22 Optimity Ltd 1024
185.53.224.0/22 Optimity Ltd 1024
195.250.16.0/20 Optimity Ltd 4096
CIDR Description IP NUMs(prefix /64)
2a01:a220::/29 Optimity Ltd 34359738368
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS13786 SEABRAS-1 - Seabras 1 USA, LLC, US United States 3,072 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS37680 COOL-IDEAS - Cool Ideas Service Provider (Pty) Ltd, ZA South Africa 69,632 4,294,967,296 IPv4 IPv4
AS12779 ITGATE - IT.Gate S.p.A., IT Italy 51,968 281,509,336,449,024 IPv4 IPv4 IPv6 IPv6
AS23738 TEEMO-AS-AP - Bandle City Internet LLC, US United States 3,328 38,928,384 IPv4 IPv4 IPv6 IPv6
AS29075 IELO - IELO-LIAZO SERVICES SAS, FR France 47,360 141,733,986,304 IPv4 IPv4 IPv6 IPv6
AS58057 SECUREBIT - Securebit AG, CH Switzerland 4,864 8,592,949,248 IPv4 IPv4 IPv6 IPv6
AS37239 ICTGLOBE - ICTGlobe Management (Pty) Ltd, ZA South Africa 14,336 4,294,967,296 IPv4 IPv4
AS37468 ANGOLA-CABLES - Angola Cables, AO Angola 5,120 42,949,672,960 IPv4 IPv4 IPv6 IPv6
AS3741 IS - Internet Solutions, ZA South Africa 2,720,512 137,438,953,472 IPv6 IPv6
AS37497 Network-Platforms - Network Platforms (PTY) LTD, ZA South Africa 14,336 4,294,967,296 IPv6 IPv6
AS36236 NETACTUATE - NetActuate, Inc, US United States 99,328 5,933,629,440 IPv4 IPv4
AS39351 ESAB-AS - 31173 Services AB, SE Sweden 7,168 4,295,622,656 IPv4 IPv4 IPv6 IPv6
AS42473 AS-ANEXIA - ANEXIA Internetdienstleistungs GmbH, AT Austria 71,168 4,300,668,928 IPv4 IPv4 IPv6 IPv6
AS45352 IPSERVERONE-AS-AP - IP ServerOne Solutions Sdn Bhd, MY Malaysia 26,880 4,831,838,208 IPv4 IPv4
AS328145 Lyca-Digital-AS - Lyca Digital NPC, ZA South Africa 1,024 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS31122 DIGIWEB-AS - Digiweb ltd, IE Ireland 153,344 21,474,836,480 IPv6 IPv6
AS24218 GTC-MY-PIP-AS - Global Transit Communications, MY Malaysia 66,816 8,589,934,592 IPv4 IPv4
AS64271 RIXCLOUD-INC - rixCloud, US United States 4,352 11,542,790,144 IPv4 IPv4 IPv6 IPv6
AS9002 RETN-AS - RETN Limited, GB United Kingdom 48,384 4,294,967,296 IPv6 IPv6
AS1103 SURFNET-NL - SURFnet bv, NL Netherlands 6,223,616 281,509,336,514,560 IPv4 IPv4 IPv6 IPv6
AS31463 FourD-AS - 4D Data Centres Limited, GB United Kingdom 38,144 77,326,254,080 IPv4 IPv4 IPv6 IPv6
AS49605 DTS-AS - Digital Telecommunication Services S.r.l., IT Italy 9,728 38,654,705,664 IPv4 IPv4 IPv6 IPv6
AS174 COGENT-174 - Cogent Communications, US United States 27,500,032 310,095,347,712 IPv4 IPv4 IPv6 IPv6
AS7489 HOSTUS-GLOBAL-AS - HostUS Solutions LLC, HK Hong Kong 67,840 13,972,537,344 IPv4 IPv4
AS34288 AS34288 - Kantonsschule Zug, CH Switzerland 16,640 34,359,803,904 IPv4 IPv4 IPv6 IPv6
AS58511 ANYCAST-GLOBAL-BACKBONE - ANYCAST HOLDINGS PTY LTD, AU Australia 7,936 4,294,967,296 IPv4 IPv4
AS37721 Virtual-Technologies-Solutions-SA - Virtual Technologies & Solutions, BF Burkina Faso 12,288 131,072 IPv4 IPv4 IPv6 IPv6
AS63927 RISE-HK - RISE ASIA TECHNOLOGY LIMITED, HK Hong Kong 5,120 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS20764 RASCOM-AS - CJSC RASCOM, RU Russian Federation 13,568 38,654,771,200 IPv6 IPv6
AS3327 CITIC - CITIC Telecom CPC Netherlands B.V., EE Estonia 78,848 4,294,967,296 IPv4 IPv4
AS56665 TANGO-TELINDUS - Proximus Luxembourg S.A., LU Luxembourg 44,800 34,628,370,432 IPv4 IPv4
AS57695 MISAKA-BACKBONE-AS - Misaka Network, Inc., US United States 4,608 9,197,191,168 IPv4 IPv4 IPv6 IPv6
AS62167 Tismi - Tismi BV, NL Netherlands 2,304 38,654,705,664 IPv4 IPv4 IPv6 IPv6
AS12874 FASTWEB - Fastweb SpA, IT Italy 3,658,752 2,305,843,009,213,693,952 IPv6 IPv6
AS34224 NETERRA-AS - Neterra Ltd., BG Bulgaria 56,576 4,294,967,296 IPv4 IPv4
AS37697 webmasters - WEBMASTERS, LDA., MZ Mozambique 3,328 0 IPv4 IPv4
AS39533 asympto - Asympto Networks Kft., CH Switzerland 512 2,147,483,648 IPv4 IPv4 IPv6 IPv6
AS136620 VMHAUSLIMITED-AS-AP - VMHaus Limited, GB United Kingdom 2,952 5,372,575,744 IPv6 IPv6
AS7713 telkomnet-as-ap - Telekomunikasi Indonesia (PT), ID Indonesia 3,387,392 12,888,178,688 IPv4 IPv4 IPv6 IPv6
AS14061 DIGITALOCEAN-ASN - DigitalOcean, LLC, US United States 2,274,410 17,629,184 IPv4 IPv4
AS43531 IXREACH - IX Reach Ltd, GB United Kingdom 14,592 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS50300 CUSTDC - CustodianDC Limited, GB United Kingdom 12,288 23,068,672 IPv4 IPv4 IPv6 IPv6
AS3257 GTT-BACKBONE - GTT Communications Inc., DE Germany 2,481,064 167,504,379,904 IPv4 IPv4 IPv6 IPv6
AS6233 XTOM, US United States 5,376 1,179,648 IPv4 IPv4 IPv6 IPv6
AS20562 OPEN-PEERING-AS - Broadband Hosting B.V, NL Netherlands 2,304 0 IPv4 IPv4
AS60501 SIRIUSTEC-IT - Sirius Technology SRL, IT Italy 4,864 107,374,182,400 IPv4 IPv4 IPv6 IPv6
AS8896 XFIBER-AS - XFIBER AS, NO Norway 41,472 77,309,411,328 IPv4 IPv4 IPv6 IPv6
AS20485 TRANSTELECOM - Joint Stock Company TransTeleCom, RU Russian Federation 353,792 42,949,672,960 IPv4 IPv4
AS34927 iFog-GmbH - iFog GmbH, CH Switzerland 1,280 1,310,720 IPv4 IPv4 IPv6 IPv6
AS41695 VOSTRON-AS - VOSTRON Limited, GB United Kingdom 10,240 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS41811 CONVERGENCE-GROUP - CONVERGENCE (GROUP NETWORKS) LIMITED, GB United Kingdom 25,856 4,294,967,296 IPv4 IPv4
AS6894 KDDI-EUROPE - KDDI Europe Ltd, GB United Kingdom 10,752 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 22,784 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS28792 PUBLIC-INTERNET - Public Internet Ltd, GB United Kingdom 6,400 4,294,967,296 IPv4 IPv4
AS50304 BLIX - Blix Solutions AS, NO Norway 38,912 347,892,613,120 IPv4 IPv4 IPv6 IPv6
AS50877 AIRBEAM-AS - Airbeam S.r.l., IT Italy 3,072 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS51999 WhiteHat - WhiteHat 1 Limited, GB United Kingdom 256 33,554,432 IPv4 IPv4 IPv6 IPv6

Peers at this Exchange Point

Country/Region IX IPv4 IPv6 Port Speed Updated
United Kingdom LINX LON1 - London Internet Exchange Ltd. 195.66.227.196 2001:7f8:4::dfbc:1 10 Gbps 2019-07-03 16:16:41

Private Peering Facilities

Country/Region Name City Website Updated
Volta London http://www.voltadatacentres.com/ 2019-07-04 08:02:27
Equinix LD8 - London, Docklands London http://www.equinix.com/locations/ 2019-07-04 08:03:26
IP Address Domain NUMs Domains
37.157.32.30 7 competition.holition.com
37.157.32.205 3 mailhost.tmmp.co.uk
37.157.33.178 2 lpctx1.estateoffice.com
37.157.33.182 1 ctxgateway.estateoffice.com
37.157.34.67 1 numbersix.lucidica.net
37.157.34.72 1 kobol.lucidica.net
37.157.34.80 1 talkietoaster.net
37.157.34.81 1 sharepoint.accelerator-london.com
37.157.35.22 1 mail.dcdtraining.com
37.157.35.246 1 gig.uk.com
as-block:       AS56320 - AS58367
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:        2018-11-22T15:27:34Z
last-modified:  2018-11-22T15:27:34Z
source:         RIPE



aut-num:        AS57276
as-name:        OPTIMITY
org:            ORG-OL92-RIPE
import:         from AS174 accept ANY
export:         to AS174 announce AS-OPTIMITY
import:         from AS3257 accept ANY
export:         to AS3257 announce AS-OPTIMITY
import:         from AS43531 accept ANY
export:         to AS43531 announce AS-OPTIMITY
mp-import:      afi ipv6.unicast from AS174 action pref=100; accept ANY
mp-export:      afi ipv6.unicast to AS174 announce AS-OPTIMITY
mp-import:      afi ipv6.unicast from AS3257 action pref=100; accept ANY
mp-export:      afi ipv6.unicast to AS3257 announce AS-OPTIMITY
mp-import:      afi ipv6.unicast from AS43531 action pref=100; accept ANY
mp-export:      afi ipv6.unicast to AS43531 announce AS-OPTIMITY
admin-c:        OS5274-RIPE
tech-c:         OS5274-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         OPTIMITY-MNT
created:        2018-06-08T10:54:20Z
last-modified:  2019-03-25T18:32:55Z
source:         RIPE

organisation:   ORG-OL92-RIPE
org-name:       Optimity Ltd
org-type:       LIR
address:        5-25 Scrutton street
address:        London
address:        EC2A 4HJ
address:        UNITED KINGDOM
phone:          +442077491000
fax-no:         +442077491001
abuse-c:        AR17832-RIPE
admin-c:        OS5274-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        OPTIMITY-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         OPTIMITY-MNT
created:        2012-02-20T11:44:12Z
last-modified:  2018-08-14T07:58:10Z
source:         RIPE # Filtered

person:         Optimity Support
address:        Zetland House, 5-25 Scrutton St, London EC2A 4HJ
phone:          +44 207 749 1000
nic-hdl:        OS5274-RIPE
mnt-by:         OPTIMITY-MNT
created:        2018-06-07T17:54:32Z
last-modified:  2019-07-03T15:59:32Z
source:         RIPE # Filtered