Data as of Nov 8, 2026

37.220.104.0/21

No anonymizer space · no proxy exits in 30 days

Iomart Managed Services Limited

Announcement

this exact prefix

No RPKI

Announced by

AS47264

Type

Hosting

Announcements

More specific

Announcements inside

Prefix	Origin	Type	Holder
37.220.104.0/24 since Mar 2021	AS47264	Hosting	Iomart Managed Services Limited
37.220.105.0/24 since Mar 2021	AS47264	Hosting	Iomart Managed Services Limited
37.220.109.0/24 since Mar 2021	AS47264	Hosting	Iomart Managed Services Limited
37.220.110.0/24 since Aug 2021	AS47264	Hosting	Iomart Managed Services Limited
37.220.111.0/24 since Dec 2016	AS47264	Hosting	Iomart Managed Services Limited

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
37.220.104.0/21	2,048	UK-IOMARTHOSTING-20120403	Iomart Managed Services Limited (ORG-IHL12-RIPE) · GB	ALLOCATED PA	Sep 29, 2025	abuse@iomart.com
└ 37.220.104.64/29	8	Intelliworkspace-1	Intelliworkspace-1	ASSIGNED PA	Jul 19, 2013	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.104.72/29	8	Intelliworkspace-2	Intelliworkspace-2	ASSIGNED PA	Jul 19, 2013	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.104.80/29	8	PML-NET1	unknown	ASSIGNED PA	Oct 28, 2013	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.104.88/29	8	CAST-TIME-TRANSFERNET	unknown	ASSIGNED PA	Oct 28, 2013	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.104.128/28	16	VOIPAR-LTD	unknown	ASSIGNED PA	Oct 28, 2013	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.104.152/30	4	LEEDS-UNI	unknown	ASSIGNED PA	Oct 28, 2013	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.104.160/29	8	LDEX-INTERNAL-SERVERS	unknown	ASSIGNED PA	Jul 22, 2013	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.104.168/29	8	LDEX-INFRA1	unknown	ASSIGNED PA	Oct 28, 2013	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.104.176/29	8	LDEX-INTERNAL-SERVERS	Iomart Managed Services Limited (ORG-IHL12-RIPE) · GB	ASSIGNED PA	Jul 18, 2013	abuse@iomart.com
└ 37.220.104.184/29	8	ARHONT	ARHONT	ASSIGNED PA	Oct 28, 2013	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.104.192/28	16	SIMPLESTREAM-NET1	unknown	ASSIGNED PA	Oct 29, 2013	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.104.208/29	8	BBUK-NET1	unknown	ASSIGNED PA	Mar 11, 2019	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.104.216/29	8	HOSTEROID-NET3	unknown	ASSIGNED PA	Dec 18, 2019	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.104.240/30	4	NETTALK-LB-NET1	unknown	ASSIGNED PA	Mar 11, 2016	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.104.248/29	8	TCS-MEDIA-LTD-NET1	unknown	ASSIGNED PA	Dec 23, 2014	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.105.64/28	16	ARHONT-2	unknown	ASSIGNED PA	Oct 28, 2013	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.105.96/28	16	Rimaun-3-sub-28	unknown	ASSIGNED PA	Sep 19, 2017	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.105.112/29	8	BBUK-IQSA	unknown	ASSIGNED PA	May 5, 2017	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.105.128/28	16	DEDISHACK-NET1	unknown	ASSIGNED PA	Nov 12, 2018	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.105.160/29	8	SOUND-MOUSE-NET1	unknown	ASSIGNED PA	Feb 28, 2019	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.105.176/28	16	BROADCAST-FABRIX-NET1	unknown	ASSIGNED PA	Apr 2, 2019	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.105.192/27	32	SMSUNG-NET6	unknown	ASSIGNED PA	Apr 24, 2019	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.106.0/26	64	CRITICAL-MENTION	unknown	ASSIGNED PA	Jul 22, 2013	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.106.80/30	4	EMPOWER-IT	unknown	ASSIGNED PA	Oct 28, 2013	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.106.84/31	2	ANS1-TRANSFERNET	unknown	ASSIGNED PA	Oct 28, 2013	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.106.86/31	2	ANS2-TRANSFERNET	unknown	ASSIGNED PA	Oct 28, 2013	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.106.96/27	32	INTEGRATE-MEDIA	unknown	ASSIGNED PA	Oct 28, 2013	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.106.192/29	8	IC-RESOURCES-NET1	unknown	ASSIGNED PA	Oct 28, 2013	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.106.200/29	8	ECABLE-NET1	unknown	ASSIGNED PA	Jul 29, 2017	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.106.208/32	1	SIMPLESTREAM-NET2	unknown	ASSIGNED PA	Oct 28, 2013	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.106.209 - 37.220.106.223	15	SIMPLESTREAM-LTD	unknown	ASSIGNED PA	Nov 7, 2013	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.106.224/29	8	SIMPLESTREAM-NET3	unknown	ASSIGNED PA	Oct 28, 2013	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.106.240/28	16	CONSENSYS-SOLUTIONS-NET1	unknown	ASSIGNED PA	Oct 28, 2013	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.107.0/24	256	CAST-TIME	Iomart Managed Services Limited (ORG-IHL12-RIPE) · GB	ASSIGNED PA	Jul 18, 2013	abuse@iomart.com
└ 37.220.108.48/28	16	ORCA-DIGITAL-LTD	unknown	ASSIGNED PA	Oct 28, 2013	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.108.72/29	8	BEATHAM-EUROPE-NET1	unknown	ASSIGNED PA	Apr 25, 2014	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.108.80/28	16	DEVTECH-LTD	unknown	ASSIGNED PA	Nov 6, 2013	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.108.96/29	8	CLIQNET-NET1	unknown	ASSIGNED PA	Sep 2, 2015	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.108.104/29	8	VOIPAR-NET2	unknown	ASSIGNED PA	Sep 30, 2015	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.108.120/29	8	ORACLIZE-NET2	unknown	ASSIGNED PA	Jan 27, 2014	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.108.128/25	128	GreenNet	GreenNet	ASSIGNED PA	Oct 28, 2013	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.109.0/29	8	PROXIMITUM-NET4	unknown	ASSIGNED PA	Jan 31, 2017	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.109.16/28	16	Rimaun-4-sub-28	unknown	ASSIGNED PA	Sep 19, 2017	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.109.32/28	16	LEATHAMS-NET2	unknown	ASSIGNED PA	Oct 2, 2019	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.109.64/27	32	AI-MEDIA-NET1	unknown	ASSIGNED PA	Jun 15, 2017	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.109.96/29	8	Ennismore-Fund-Management-NET1	Ennismore-Fund-Management-NET1	ASSIGNED PA	Sep 29, 2017	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.109.112/28	16	DALY-INTERNATIONAL-NET1	unknown	ASSIGNED PA	Nov 10, 2017	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.109.128 - 37.220.109.136	9	KNOW-YOUR-LINGO-LTD-NET1	unknown	ASSIGNED PA	Jan 14, 2015	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.109.160/29	8	SIMPLESTREAM-NET4	unknown	ASSIGNED PA	Sep 23, 2015	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.109.168/29	8	TAHID-NET1	unknown	ASSIGNED PA	Feb 20, 2014	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.109.176/28	16	BACKBONECONNECT-NET2	unknown	ASSIGNED PA	Sep 1, 2014	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.109.192/28	16	DEVTECH-LTD	unknown	ASSIGNED PA	Jan 10, 2014	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.109.224/29	8	NETTALK-LB-NET2	unknown	ASSIGNED PA	Mar 11, 2016	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.109.240/29	8	ICTNW-NET2	unknown	ASSIGNED PA	Apr 4, 2014	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.109.248/29	8	INCREATE-NET1	unknown	ASSIGNED PA	Apr 17, 2014	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.111.0/28	16	APH-NET1	unknown	ASSIGNED PA	Jun 12, 2018	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.111.16/29	8	KASSAR-OPERATION-LTD-NET1	unknown	ASSIGNED PA	Dec 8, 2016	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.111.104/29	8	CELERITY-NET-3	unknown	ASSIGNED PA	Jun 16, 2020	abuse@iomart.com via UK-IOMARTHOSTING-20120403
└ 37.220.111.224/27	32	PROXIMITUM-NET1	unknown	ASSIGNED PA	Jun 4, 2014	abuse@iomart.com via UK-IOMARTHOSTING-20120403

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Origin network

AS47264

Name: Iomart Managed Services Limited
Type: Hosting
Registered: May 27, 2008
Domain: iomart.com
Website: www.ldexconnect.co.uk
Spamhaus ASN-DROP: not listed

IRR

Route objects on the exact prefix

Origin	Registry	Description	Maintainer	Modified
AS47264	RIPE	Ping Networks Ltd	IOMART-MNT	Aug 8, 2023

IRR inside

Route objects inside

Prefix	Origin	Registry	Description	Maintainer	Modified
37.220.104.0/23	AS47264	RIPE	Ping Networks Ltd	IOMART-MNT	Aug 8, 2023
37.220.106.0/23	AS47264	RIPE	Ping Networks Ltd	IOMART-MNT	Aug 8, 2023
37.220.106.0/24	AS47264	RIPE	LDEX NET-3	IOMART-MNT	Aug 8, 2023
37.220.107.0/24	AS47264	RIPE	CAST TIME CONTENT DELIVERY NETWORK	IOMART-MNT	Aug 8, 2023
37.220.108.0/23	AS47264	RIPE	Ping Networks Ltd	IOMART-MNT	Aug 8, 2023
37.220.110.0/23	AS47264	RIPE	Ping Networks Ltd	IOMART-MNT	Aug 8, 2023

37.220.104.0/21

Announcements

Announcements inside

Registrations in this block

Network & registry

AS47264

Who has announced this prefix

Routing history

Route objects on the exact prefix

Route objects inside

Registration for this announcement

Abuse contact