37.35.88.0/21

Announcements

More specific

Prefix	Origin	Type	Holder	RPKI
37.35.88.0/22 since Nov 2018	AS16376	Hosting	SysGroup plc
37.35.92.0/22 since Nov 2018	AS16376	Hosting	SysGroup plc

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
37.35.88.0/21	2,048	UK-SYSGROUP-20120106	SysGroup plc (ORG-SP277-RIPE) · GB	ALLOCATED PA	Feb 21, 2017	abuse@sysgroup.com
└ 37.35.88.0/27	32	AXA-SUBNET	AXA THW Block	ASSIGNED PA	Jul 30, 2013	abuse@sysgroup.com via UK-SYSGROUP-20120106
└ 37.35.88.32/27	32	BDR-SUBNET	BDR Private Cloud	ASSIGNED PA	Jul 30, 2013	abuse@sysgroup.com via UK-SYSGROUP-20120106
└ 37.35.88.64/26	64	AXA-SUBNET	AXA Non PCI Subnet	ASSIGNED PA	Jul 30, 2013	abuse@sysgroup.com via UK-SYSGROUP-20120106
└ 37.35.88.128 - 37.35.88.254	127	NETPLAN	VMWare public cloud	ASSIGNED PA	Jul 30, 2013	abuse@sysgroup.com via UK-SYSGROUP-20120106
└ 37.35.89.0/26	64	NETPLAN	Netplan infrastructure NGD	ASSIGNED PA	Jul 30, 2013	abuse@sysgroup.com via UK-SYSGROUP-20120106
└ 37.35.89.64/26	64	NETPLAN	Netplan Public Cloud NGD	ASSIGNED PA	Jul 30, 2013	abuse@sysgroup.com via UK-SYSGROUP-20120106
└ 37.35.89.128 - 37.35.89.254	127	NETPLAN	Netplan Public Cloud NGD	ASSIGNED PA	Jul 30, 2013	abuse@sysgroup.com via UK-SYSGROUP-20120106
└ 37.35.90.0/25	128	NETPLAN	Trustpay Global Private Cloud Telehouse West	ASSIGNED PA	Jul 30, 2013	abuse@sysgroup.com via UK-SYSGROUP-20120106
└ 37.35.90.128 - 37.35.90.254	127	NETPLAN	Trustpay Global Private Cloud Newport	ASSIGNED PA	Jul 30, 2013	abuse@sysgroup.com via UK-SYSGROUP-20120106
└ 37.35.94.0 - 37.35.95.254	511	NETPLAN	Assigned to PBX Hosting	ASSIGNED PA	Jul 30, 2013	abuse@sysgroup.com via UK-SYSGROUP-20120106

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

Origin network

GB

RPKI

ROA prefix	ASN	Max len	Anchor	Verdict
37.35.88.0/21	AS16376	/24	RIPE	Another network
37.35.88.0/21	AS20860	/24	RIPE	Another network
37.35.88.0/21	AS39537	/24	RIPE	RPKI valid

IRR

Origin	Registry	Description	Maintainer	Modified
AS16376 not the origin	RIPE	Netplan IP Block	SYSGROUP-MNT	Feb 21, 2025