Data as of Nov 3, 2026

84.45.30.0/23

No anonymizer space · no proxy exits in 30 days

Mainframe & Cybernetic Systems Limited

Announcement

No RPKI

Announced by

Type

Hosting

Announcements

More specific

Prefix	Origin	Type	Holder	RPKI
84.45.30.0/24 since Sep 2022	AS206483	Business	Mainframe & Cybernetic Systems Limited
84.45.31.0/24 since Oct 2025	AS206483	Business	Mainframe & Cybernetic Systems Limited

The registry's network records over this block, widest first, each under its parent.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
84.45.8.0 - 84.45.127.255	30,720	UK-FRAME-20040922	Mainframe & Cybernetic Systems Limited (ORG-MCSL9-RIPE) · GB	ALLOCATED PA	Mar 3, 2026	[email protected]
└ 84.45.30.0/23	512	REDMATTER-NET	Red Matter	ASSIGNED PA	Nov 11, 2009	[email protected] via UK-FRAME-20040922

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

Announced by

Origin network