AS31655 Gamma Telecom Holdings Ltd

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Gamma Telecom Holdings Ltd

AS Number 31655
Website https://www.gamma.co.uk/

Overview
Prefixes
Connectivity
Whois
IX

Registered on: 2 Jul 2004 (20 years old)
Registered to: uk.gammareg (ripe)

Network status: Active, Allocated under RIPE

Network type: Eyeball

Prefixes Originated: 36 IPv4, 3 IPv6

Upstreams

AS3356 - Lumen (Level 3)
AS2914 - NTT America, Inc.

Rankings

#49 for AS Cone in United Kingdom

#37 for Estimated Eyeballs in United Kingdom

#64 for Unique Domains in United Kingdom

#16 for Originated IPv4 Space in United Kingdom

#19 for Originated IPv6 Space in United Kingdom

Tags:

	Prefix	Description
	5.2.96.0/19	Gamma Telecom Holdings Ltd
	5.144.156.0/22	Gamma Telecom Holdings Ltd
	46.227.48.0/21	Gamma Network Solution Limited
	51.52.0.0/16	Gamma Telecom Limited
	51.52.50.0/24	Gamma Telecom Limited
	51.219.0.0/16	Gamma Telecom Limited
	79.74.0.0/16	Gamma Telecom Limited
	80.252.64.0/20	Gamma Telecom Holdings Ltd
	83.245.6.0/24	Gamma Telecom
	88.215.0.0/18	Gamma Telecom Holdings Ltd
	89.213.8.0/21	Gamma Telecom DSL Services
	89.213.16.0/20
	89.213.32.0/21	-
	92.207.0.0/16	Gamma Telecom Limited
	138.248.16.0/20	Gamma Telecom Limited
	138.248.32.0/20	Gamma Telecom Limited
	138.248.128.0/17	Gamma Telecom Limited
	138.248.140.0/24	Gamma Telecom Limited
	151.2.128.0/17	Gamma Telecom Limited
	151.2.128.0/22	Gamma Telecom Limited
	151.2.132.0/22	Gamma Telecom Limited
	151.2.136.0/22	Gamma Telecom Limited
	151.2.140.0/22	Gamma Telecom Limited
	157.125.0.0/16	Gamma Telecom Limited
	157.231.0.0/16	Gamma Telecom Limited
	164.39.128.0/17	Gamma Telecom Limited
	185.4.196.0/22	Gamma Telecom Holdings Ltd
	185.9.232.0/22	Gamma Business Communications Limited
	185.21.208.0/22	Gamma Telecom Holdings Ltd
	185.47.104.0/22	Gamma Network Solution Limited
	185.60.220.0/22	Building Research Establishment Limited
	185.157.103.0/24	-
	188.66.64.0/18	Gamma Telecom Holdings Ltd
	193.39.16.0/20	The Guinness Partnership
	195.162.96.0/19	Gamma Telecom Holdings Ltd
	213.218.192.0/20	Gamma Telecom Holdings Ltd
	2a02:c1c0::/29	Gamma Telecom Holdings Ltd
	2a02:df80::/29	Gamma Business Communications Limited
	2a04:4440::/29	Gamma Telecom Limited

Peers: 45

Upstreams: 2

Downstreams: 3 (Cone: 4)

Network Policy

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Chart Display Options

Display links using non straight lines

How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS3356	Lumen (Level 3)	✔	✔
	AS2914	NTT America, Inc.	✔	✔

Peers

ASN	Description	IPv4	IPv6
AS3356	Lumen (Level 3)	✔	✔
AS2914	NTT America, Inc.	✔	✔
AS6939	Hurricane Electric LLC	✔	✘
AS41553	Reed Specialist Recruitment Limited	✔	✘
AS198472	Manchester City Council	✔	✘
AS205237	SAVILLS PLC	✔	✘
AS13030	Init7 (Switzerland) Ltd.	✔	✔
AS24940	Hetzner Online GmbH	✔	✔
AS4637	Telstra Global	✔	✔
AS35280	F5 Networks SARL	✔	✔
AS61049	Exascale Limited	✔	✔
AS3170	VeloxServ Communications Ltd	✔	✔
AS49544	i3D.net B.V	✔	✔
AS8220	COLT	✔	✔
AS44684	Mythic Beasts Ltd	✔	✔
AS25369	Hydra Communications Ltd	✔	✔
AS39351	31173 Services AB	✔	✘
AS2603	NORDUnet	✔	✘
AS42689	Glide Student & Residential Limited	✔	✔
AS5413	Daisy Corporate Services Trading Ltd	✔	✘
AS29017	NTT Data Centers (Gyron)	✔	✔
AS24482	SG.GS	✔	✔
AS41000	Freethought Internet Limited	✔	✔
AS48070	DSM (GB) Limited	✔	✔
AS42831	UK Dedicated Servers Limited	✔	✔
AS786	Jisc Services Limited	✔	✘
AS4455	IX Reach Ltd	✔	✘
AS13335	Cloudflare, Inc.	✔	✘
AS33920	AQL (AQ Networks Limited)	✔	✘
AS8966	Etisalat (ETC)	✔	✘
AS47638	Cadence Networks Ltd	✔	✔
AS36236	NetActuate, Inc	✔	✔
AS212396	FyfeWeb Ltd	✔	✘
AS39326	Syntura Group Limited	✔	✘
AS56595	Fluency Communications Ltd	✔	✘
AS8426	Claranet Limited	✔	✘
AS25160	Vorboss Limited	✔	✘
AS15830	Equinix, Inc.	✔	✘
AS41230	ASK4 Limited	✔	✘
AS9009	M247 Europe SRL	✔	✘
AS28792	Public Internet Ltd	✔	✘
AS48825	Fast2host - Fast4networks Ltd	✔	✘
AS15169	Google LLC	✔	✘
AS8455	atom86 BV	✔	✘
AS16082	Spitfire Network Services Limited	✘	✔

Downstreams

ASN	Description	IPv4	IPv6
AS198472	Manchester City Council	✔	✘
AS41553	Reed Specialist Recruitment Limited	✔	✘
AS205237	SAVILLS PLC	✔	✘

aut-num:        AS31655
as-name:        ASN-GammaTelecom
import:         from as60788 accept as60788
export:         to as60788 announce any
import:         from as20667 accept as20667
export:         to as20667 announce any
import:         from as3356 accept any
export:         to as3356 announce AS-GAMMATELECOM
import:         from as6461 accept any
export:         to as6461 announce AS-GAMMATELECOM
import:         from as2914 accept any
export:         to as2914 announce AS-GAMMATELECOM
import:         from as3257 accept any
export:         to as3257 announce AS-GAMMATELECOM
import:         from as31727 accept AS-NODE4
export:         to as31727 announce AS-GAMMATELECOM
import:         from as34745 accept AS34745
export:         to as34745 announce AS-GAMMATELECOM
import:         from as20500 accept AS-GRIFFIN
export:         to as20500 announce AS-GAMMATELECOM
import:         from as35180 accept AS35180
export:         to as35180 announce AS-GAMMATELECOM
import:         from as41379 accept as41379
export:         to as41379 announce AS-GAMMATELECOM
import:         from as12703 accept AS-PULSANT
export:         to as12703 announce AS-GAMMATELECOM
import:         from as8586 accept AS-REDNET
export:         to as8586 announce AS-GAMMATELECOM
import:         from as39295 accept AS-SWITCHIP
export:         to as39295 announce AS-GAMMATELECOM
import:         from as28792 accept AS-PUBLICINET
export:         to as28792 announce AS-GAMMATELECOM
import:         from as31290 accept AS-MURPHX
export:         to as31290 announce AS-GAMMATELECOM
import:         from as39884 accept AS-VOIPFONE
export:         to as39884 announce AS-GAMMATELECOM
import:         from as197822 accept as197822
export:         to as197822 announce AS-GAMMATELECOM
import:         from as8426 accept AS-CLARANET
export:         to as8426 announce AS-GAMMATELECOM
import:         from as25180 accept AS-EXPONENTIAL-e
export:         to as25180 announce AS-GAMMATELECOM
import:         from as20915 accept AS-100PERCENT
export:         to as20915 announce AS-GAMMATELECOM
import:         from as31463 accept AS-4D-DC
export:         to as31463 announce AS-GAMMATELECOM
import:         from as24867 accept AS-ADAPT-P
export:         to as24867 announce AS-GAMMATELECOM
import:         from as25061 accept AS-ANLX
export:         to as25061 announce AS-GAMMATELECOM
import:         from as4589 accept AS-EASYNET
export:         to as4589 announce AS-GAMMATELECOM
import:         from as25577 accept AS-C4L
export:         to as25577 announce AS-GAMMATELECOM
import:         from as34555 accept AS-CCSLEEDS
export:         to as34555 announce AS-GAMMATELECOM
import:         from as51918 accept AS-CERBERUSNETWORKS
export:         to as51918 announce AS-GAMMATELECOM
import:         from as8844 accept AS-COMMUNITY
export:         to as8844 announce AS-GAMMATELECOM
import:         from as8844 accept AS-COMMUNITY
export:         to as8844 announce AS-GAMMATELECOM
import:         from as16815 accept AS16815
export:         to as16815 announce AS-GAMMATELECOM
import:         from as50468 accept AS50468
export:         to as50468 announce AS-GAMMATELECOM
import:         from as48961 accept AS-WARWICKNET
export:         to as48961 announce AS-GAMMATELECOM
import:         from as48961 accept AS-WARWICKNET
export:         to as48961 announce AS-GAMMATELECOM
import:         from as41811 accept AS-CONVERGENCE
export:         to as41811 announce AS-GAMMATELECOM
import:         from as2529 accept AS-DEMON
export:         to as2529 announce AS-GAMMATELECOM
import:         from as34967 accept AS34967
export:         to as34967 announce AS-GAMMATELECOM
import:         from as34746 accept AS-EATONKAYE
export:         to as34746 announce AS-GAMMATELECOM
import:         from as8468 accept AS-ENTANET
export:         to as8468 announce AS-GAMMATELECOM
import:         from as8468 accept AS-ENTANET
export:         to as8468 announce AS-GAMMATELECOM
import:         from as44356 accept AS-44356-Customers
export:         to as44356 announce AS-GAMMATELECOM
import:         from as42353 accept AS-SIMWOOD
export:         to as42353 announce AS-GAMMATELECOM
import:         from as21493 accept AS21493
export:         to as21493 announce AS-GAMMATELECOM
import:         from as42353 accept AS-FASTNET
export:         to as42353 announce AS-GAMMATELECOM
import:         from as49572 accept AS49572
export:         to as49572 announce AS-GAMMATELECOM
import:         from as6939 accept AS6939
export:         to as6939 announce AS-GAMMATELECOM
import:         from as57356 accept AS57356
export:         to as57356 announce AS-GAMMATELECOM
import:         from as12496 accept AS-IDNET
export:         to as12496 announce AS-GAMMATELECOM
import:         from as8902 accept AS8902
export:         to as8902 announce AS-GAMMATELECOM
import:         from as48945 accept AS48945
export:         to as48945 announce AS-GAMMATELECOM
import:         from as13009 accept AS13009
export:         to as13009 announce AS-GAMMATELECOM
import:         from as21267 accept AS-IZR
export:         to as21267 announce AS-GAMMATELECOM
import:         from as786 accept AS-JANETPLUS
export:         to as786 announce AS-GAMMATELECOM
import:         from as12775 accept AS-JPCI
export:         to as12775 announce AS-GAMMATELECOM
import:         from as8897 accept AS-KCOMSPN
export:         to as8897 announce AS-GAMMATELECOM
import:         from as35799 accept AS35799
export:         to as35799 announce AS-GAMMATELECOM
import:         from as8330 accept AS-LONAP
export:         to as8330 announce AS-GAMMATELECOM
import:         from as8401 accept AS-MAILBOX
export:         to as8401 announce AS-GAMMATELECOM
import:         from as8190 accept AS-MDNX
export:         to as8190 announce AS-GAMMATELECOM
import:         from as51823 accept AS51823
export:         to as51823 announce AS-GAMMATELECOM
import:         from as31290 accept AS-MURPHX
export:         to as31290 announce AS-GAMMATELECOM
import:         from as21396 accept AS-NETCONNEX
export:         to as21396 announce AS-GAMMATELECOM
import:         from as15444 accept AS-NETSERVICES
export:         to as15444 announce AS-GAMMATELECOM
import:         from as33920 accept AS-AQNET
export:         to as33920 announce AS-GAMMATELECOM
import:         from as28673 accept AS-ITEC
export:         to as28673 announce AS-GAMMATELECOM
import:         from as31727 accept AS-NODE4
export:         to as31727 announce AS-GAMMATELECOM
import:         from as41379 accept AS41379
export:         to as41379 announce AS-GAMMATELECOM
import:         from as29631 accept AS-OBIT-TELECOM
export:         to as29631 announce AS-GAMMATELECOM
import:         from as8586 accept AS-OBSL
export:         to as8586 announce AS-GAMMATELECOM
import:         from as13285 accept AS-OPAL
export:         to as13285 announce AS-GAMMATELECOM
import:         from as43198 accept AS43198
export:         to as43198 announce AS-GAMMATELECOM
import:         from as5413 accept AS5413:AS-CUSTOMER
export:         to as5413 announce AS-GAMMATELECOM
import:         from as6871 accept AS-PLUSNETUK
export:         to as6871 announce AS-GAMMATELECOM
import:         from as8689 accept AS-POWERNET
export:         to as8689 announce AS-GAMMATELECOM
import:         from as28792 accept AS-PUBLICINET
export:         to as28792 announce AS-GAMMATELECOM
import:         from as35662 accept AS35662:AS-ORIGINS
export:         to as35662 announce AS-GAMMATELECOM
import:         from as5552 accept AS5552
export:         to as5552 announce AS-GAMMATELECOM
import:         from as20547 accept AS-6DG
export:         to as20547 announce AS-GAMMATELECOM
import:         from as16082 accept AS-SPITFIRE
export:         to as16082 announce AS-GAMMATELECOM
import:         from as8838 accept AS-Stripe21
export:         to as8838 announce AS-GAMMATELECOM
import:         from as39295 accept AS-SWITCHIP
export:         to as39295 announce AS-GAMMATELECOM
import:         from as34066 accept AS34066
export:         to as34066 announce AS-GAMMATELECOM
import:         from as12956 accept AS-TDATANET
export:         to as12956 announce AS-GAMMATELECOM
import:         from as34745 accept AS34745
export:         to as34745 announce AS-GAMMATELECOM
import:         from as51551 accept AS51551
export:         to as51551 announce AS-GAMMATELECOM
import:         from as43157 accept AS43157
export:         to as43157 announce AS-GAMMATELECOM
import:         from as47474 accept AS47474
export:         to as47474 announce AS-GAMMATELECOM
import:         from as41769 accept AS41769
export:         to as41769 announce AS-GAMMATELECOM
import:         from as49415 accept AS49415
export:         to as49415 announce AS-GAMMATELECOM
import:         from as48961 accept AS-WARWICKNET
export:         to as48961 announce AS-GAMMATELECOM
import:         from as16303 accept AS-PROGRESSIVE
export:         to as16303 announce AS-GAMMATELECOM
import:         from as49487 accept AS49487
export:         to as49487 announce AS-GAMMATELECOM
import:         from as197612 accept AS197612
export:         to as197612 announce AS-GAMMATELECOM
import:         from as8943 accept AS-JUMP
export:         to as8943 announce AS-GAMMATELECOM
import:         from as2818 accept AS-BBC
export:         to as2818 announce AS-GAMMATELECOM
import:         from as15169 accept AS-BBC
export:         to as15169 announce AS-GAMMATELECOM
import:         from as6656 accept AS-STG
export:         to as6656 announce AS-GAMMATELECOM
import:         from as20940 accept AS-AKAMAI
export:         to as20940 announce AS-GAMMATELECOM
import:         from as29611 accept AS-ELITE
export:         to as29611 announce AS-GAMMATELECOM
import:         from as25160 accept AS-VORBOSS
export:         to as25160 announce AS-GAMMATELECOM
import:         from as12519 accept AS-FASTNET
export:         to as12519 announce AS-GAMMATELECOM
import:         from as13208 accept AS-NEWTELSOLUTIONS
export:         to as13208 announce AS-GAMMATELECOM
import:         from as42973 accept AS-METRONETUK
export:         to as42973 announce AS-GAMMATELECOM
import:         from as15692 accept AS-RAZORBLUE
export:         to as15692 announce AS-GAMMATELECOM
import:         from as39545 accept AS-FLUIDATA
export:         to as39545 announce AS-GAMMATELECOM
import:         from as47622 accept AS-DATATECHUK
export:         to as47622 announce AS-GAMMATELECOM
import:         from as6908 accept AS-DATAHOP
export:         to as6908 announce AS-GAMMATELECOM
import:         from as199518 accept AS199518
export:         to as199518 announce AS-GAMMATELECOM
org:            ORG-GTHL1-RIPE
admin-c:        DUMY-RIPE
tech-c:         DUMY-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-GTHL
created:        2004-07-02T12:47:16Z
last-modified:  2024-06-24T12:40:20Z
source:         RIPE
remarks:        ****************************
remarks:        * THIS OBJECT IS MODIFIED
remarks:        * Please note that all data that is generally regarded as personal
remarks:        * data has been removed from this object.
remarks:        * To view the original object, please query the RIPE Database at:
remarks:        * http://www.ripe.net/whois
remarks:        ****************************


organisation:   ORG-GTHL1-RIPE
org-name:       Gamma Telecom Holdings Ltd
country:        GB
org-type:       LIR
address:        Dummy address for ORG-GTHL1-RIPE
mnt-ref:        MNT-GTHL
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         MNT-GTHL
abuse-c:        GAC-GB
created:        2005-12-29T14:30:33Z
last-modified:  2022-11-18T09:02:35Z
source:         RIPE
e-mail:         unread@ripe.net
remarks:        ****************************
remarks:        * THIS OBJECT IS MODIFIED
remarks:        * Please note that all data that is generally regarded as personal
remarks:        * data has been removed from this object.
remarks:        * To view the original object, please query the RIPE Database at:
remarks:        * http://www.ripe.net/whois
remarks:        ****************************

Last Update: 2025-04-25T03:25:00Z UTC

Member of the following AS-SETs

-	Member	ASN Count
RIPE	as-lonap-connected	295
RIPE	as-4d-dc-linx	66
ARIN	as-globeinternet-clients	86111
RIPE	as-manda-linx-peers-v4	423
RIPE	as-gttcust6	86156
RIPE	as-plusnetuk:as-lonap-peers-sec	51
RIPE	as-4d-dc-lonap	94
LEVEL3	as-level3-customers-eu	0
RIPE	as-gammatelecom	7
ALTDB	as51202:as-all	4679
RIPE	as-plusnetuk:as-lonap-peers-pri	58
RIPE	as-gttcust	86743
RIPE	as-globeinternet-clients	86111
LEVEL3	as-level3-origins-eu	0
RIPE	as-pkxg-express	11522
RIPE	as-manda-linx-peers-v6	418

Go to PeeringDB page

PeeringDB AS-SET:: AS-GAMMATELECOM

Suggested Prefix Limits

IPv4: 50

IPv6: 3

Internet Exchange Points

Name	IPv4	IPv6	Link Speed
LINX LON1	195.66.227.31	2001:7f8:4::7ba7:2	100 gbps
LINX LON1	195.66.225.242	2001:7f8:4::7ba7:1	100 gbps
LONAP	5.57.80.177	2001:7f8:17::7ba7:2	40 gbps
LINX LON2	195.66.237.242	2001:7f8:4:1::7ba7:1	20 gbps
LINX Manchester	195.66.244.20	2001:7f8:4:2::7ba7:1	20 gbps
LINX LON2	195.66.239.31	2001:7f8:4:1::7ba7:2	20 gbps
LINX Manchester	195.66.244.113	2001:7f8:4:2::7ba7:11	20 gbps
LONAP	5.57.80.176	2001:7f8:17::7ba7:1	10 gbps

Last Update: 2025-04-26T10:08:44Z UTC

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Upstreams

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Tags:

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Prefixes in selected policy

Upstreams

Peers

Downstreams

Member of the following AS-SETs

Internet Exchange Points