Home Prefix Lookup193.33.72.0/23

193.33.72.0/23 - GTT BACKBONE GTT Communications (AS3257)

IPv4RIPE NCCassignedAS3257GTT-BACKBONE GTT Communications Inc.No ROA

CIDR

193.33.72.0/23

IP Version

IPv4

Addresses

512

Mask

/23 (255.255.254.0)

Country

🇬🇧 United Kingdom

City

London

RIR

RIPE NCC

Status

assigned

Allocated

2007-02-13

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
193.33.72.0/23	AS3257 GTT-BACKBONE GTT Communications Inc.	No ROA	RIPE	2026-10-13

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS3257	RIPE	AS3257-ROUTE-MNT	2023-03-14
AS8190	RIPE	GRIFFIN-NOC	2016-11-17

Transfer History

Registry transfers of 193.33.72.0/23, blocks inside it, or blocks containing it.

193.33.72.0/23M&A · 2021-07-22
INTEROUTE NETWORKS LIMITED
RIPE NCC
→
GTT - EMEA Ltd.
RIPE NCC
193.33.72.0/23M&A · 2021-03-12
Interoute Managed Services UK Limited
RIPE NCC
→
INTEROUTE NETWORKS LIMITED
RIPE NCC
193.33.72.0/23M&A · 2020-12-31
EASYNET CHANNEL PARTNERS LIMITED
RIPE NCC
→
Interoute Managed Services UK Limited
RIPE NCC

Date	Resource	From	To	Type
2021-07-22	193.33.72.0/23	INTEROUTE NETWORKS LIMITED RIPE NCC	GTT - EMEA Ltd. RIPE NCC	M&A
2021-03-12	193.33.72.0/23	Interoute Managed Services UK Limited RIPE NCC	INTEROUTE NETWORKS LIMITED RIPE NCC	M&A
2020-12-31	193.33.72.0/23	EASYNET CHANNEL PARTNERS LIMITED RIPE NCC	Interoute Managed Services UK Limited RIPE NCC	M&A

Origin ASN

AS3257

GTT-BACKBONE GTT Communications Inc.

Related Prefixes

More prefixes of AS3257

All prefixes of AS3257 →

Geolocation

Country🇬🇧United KingdomGB

RegionEngland

CityLondon

Coordinates51.4985, -0.0148 ↗

Abuse Contact

Learn more

RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
RPKI validatorCheck ROA coverage for any prefix or ASN
What is BGP?How prefixes are announced and routed
More-specific prefixesGlossary: covering and more-specific routes
IPv4 transfers in the RIPE NCC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/193.33.72.0/23

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/193.33.72.0/23" | jq

External Links

RIPEstat