AS Name Org Name IPv4Prefixes IPv6Prefixes IPv4 NUMs IPv6 NUMs(/64) Registry Region Looking Glass
OPTIMITY Optimity Ltd 5 1 10,240 34,359,738,368 United Kingdom
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
AS31463 FOURD-AS, GB United Kingdom 38,144 77,343,031,296 IPv4 IPv4
AS38880 M21-AS-AP Micron21 Datacentre Pty Ltd, AU Australia 31,500 4,295,229,440 IPv4 IPv4
AS39122 BLACKNIGHT-AS, IE Ireland 25,856 17,179,869,184 IPv4 IPv4
AS7713 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID Indonesia 3,292,672 4,295,032,832 IPv4 IPv4
AS12779 ITGATE, IT Italy 51,968 34,359,738,368 IPv4 IPv4
AS23738 TEEMO-AS-AP Bandle City Internet, US United States 3,072 72,482,816 IPv4 IPv4
AS34224 NETERRA-AS, BG Bulgaria 57,088 4,294,967,296 IPv4 IPv4
AS49605 DTS-AS DTS, IT Italy 9,728 38,654,705,664 IPv4 IPv4
AS56665 TANGO-TELINDUS, LU Luxembourg 44,800 34,628,435,968 IPv4 IPv4
AS58511 ANYCAST-GLOBAL-BACKBONE Anycast Global Backbone, AU Australia 7,936 4,294,967,296 IPv4 IPv4
AS174 COGENT-174 - Cogent Communications, US United States 27,902,720 318,417,272,832 IPv4 IPv4
AS13237 LAMBDANET-AS European Backbone of AS13237, DE Germany 578,304 111,669,149,696 IPv4 IPv4
AS24482 SGGS-AS-AP SG.GS, SG Singapore 22,848 4,294,967,296 IPv4 IPv4
AS37239 ICTGLOBE, ZA South Africa 14,336 4,294,967,296 IPv4 IPv4
AS37468 ANGOLA-CABLES, AO Angola 5,120 42,949,672,960 IPv4 IPv4
AS42473 AS-ANEXIA ANEXIA Internetdienstleistungs GmbH, AT Austria 68,864 4,300,537,856 IPv4 IPv4
AS328145 Lyca-Digital-AS, ZA South Africa 1,024 4,294,967,296 IPv4 IPv4
AS6894 KDDI-EUROPE KDDI Europe Ltd., GB United Kingdom 10,752 4,294,967,296 IPv4 IPv4
AS14061 DIGITALOCEAN-ASN - DigitalOcean, LLC, US United States 2,085,136 17,629,184 IPv4 IPv4
AS41695 VOSTRON-AS, GB United Kingdom 10,240 4,294,967,296 IPv4 IPv4
AS57111 ALTITUD, IT Italy 2,048 34,359,738,368 IPv4 IPv4
AS8896 XFIBER-AS, NO Norway 39,936 73,014,444,032 IPv4 IPv4
AS20485 TRANSTELECOM Moscow, Russia, RU Russian Federation 354,560 42,949,672,960 IPv4 IPv4
AS24218 GTC-MY-PIP-AS Global Transit Communications - Malaysia, MY Malaysia 66,816 8,589,934,592 IPv4 IPv4
AS36236 NETACTUATE - NetActuate, Inc, US United States 98,304 5,933,498,368 IPv4 IPv4
AS37721 Virtual-Technologies-Solutions-SA, BF Burkina Faso 12,288 131,072 IPv4 IPv4
AS41811 CONVERGENCE-GROUP, GB United Kingdom 25,856 4,294,967,296 IPv4 IPv4
AS64271 RIXCLOUD-INC - rixCloud, US United States 3,840 15,569,321,984 IPv4 IPv4
AS62240 CLOUVIDER London, United Kingdom, GB United Kingdom 54,790 210,991,579,136 IPv6 IPv6
AS8928 INTEROUTE 25 Canada Square, Canary Wharf, 31st Floor, GB United Kingdom 2,206,504 0 IPv4 IPv4
AS3327 CITIC CITIC Telecom CPC Netherlands B.V., EE Estonia 80,128 4,294,967,296 IPv4 IPv4
AS15547 NETPLUS, CH Switzerland 128,256 38,654,705,664 IPv4 IPv4
AS37100 SEACOM-AS, MU Mauritius 1,071,360 12,884,901,888 IPv4 IPv4
AS43531 IXREACH, GB United Kingdom 14,592 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS45352 IPSERVERONE-AS-AP IP ServerOne Solutions Sdn Bhd, MY Malaysia 27,392 4,563,402,752 IPv4 IPv4
AS50304 BLIX, NO Norway 42,496 803,159,146,496 IPv4 IPv4
AS56730 WIREHIVE-AS, GB United Kingdom 7,168 8,589,934,592 IPv4 IPv4
AS3257 GTT-BACKBONE GTT, DE Germany 2,233,668 223,339,020,288 IPv4 IPv4 IPv6 IPv6
AS60501 SIRIUSTEC-, IT Italy 4,096 107,374,182,400 IPv4 IPv4
AS6233 XTOM - xTom, US United States 4,352 786,432 IPv4 IPv4
AS34288 AS34288 EDU-ZG-CH - Public Schools in the Canton of Zug, CH Switzerland 16,896 34,359,803,904 IPv4 IPv4
AS39351 ESAB-AS, SE Sweden 7,168 4,295,622,656 IPv4 IPv4
AS50300 CUSTDC, GB United Kingdom 11,776 23,068,672 IPv4 IPv4
AS6939 HURRICANE - Hurricane Electric LLC, US United States 524,800 282,759,440,957,440 IPv6 IPv6
AS1103 SURFNET-NL SURFnet, The Netherlands, NL Netherlands 6,260,480 281,509,336,514,560 IPv4 IPv4
AS28792 PUBLIC-INTERNET, GB United Kingdom 6,912 4,294,967,296 IPv4 IPv4
AS50877 AIRBEAM-AS AIRBEAM, IT Italy 3,072 34,359,738,368 IPv4 IPv4
AS24516 VIRTUTEL-AS-AP Virtutel Pty Ltd, AU Australia 9,216 4,294,967,296 IPv4 IPv4

Peers at this Exchange Point

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

Private Peering Facilities

Country/Region Name City Website Updated
Equinix LD8 - London, Docklands London http://www.equinix.com/locations/ 2019-07-04 08:03:26
Volta London http://www.voltadatacentres.com/ 2019-07-04 08:02:27
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
37.157.34.81 1 sharepoint.accelerator-london.com
37.157.35.22 1 mail.dcdtraining.com
37.157.35.246 1 gig.uk.com
37.157.36.190 1 remote.businessforgrowth.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