Home Prefix Lookup45.56.128.0/18

45.56.128.0/18 - BGP Prefix

IPv4ARINallocatedNo ROA

CIDR

45.56.128.0/18

IP Version

IPv4

Addresses

16.3K

Mask

/18 (255.255.192.0)

Country

🇨🇦 Canada

City

Montreal

RIR

ARIN

Status

allocated

Allocated

2015-01-27

Announced BGP Routes

0 of 0 routes

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below.

More-Specific Announcements

22 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
45.56.128.0/22	AS3257 GTT-BACKBONE GTT Communications Inc.	No ROA	-	2026-10-11
45.56.132.0/22	AS62874 WEB2OBJECTS - Web2Objects LLC	No ROA	-	2026-10-11
45.56.136.0/23	AS3257 GTT-BACKBONE GTT Communications Inc.	No ROA	-	2026-10-11
45.56.140.0/22	AS3257 GTT-BACKBONE GTT Communications Inc.	No ROA	-	2026-10-11
45.56.144.0/23	AS62874 WEB2OBJECTS - Web2Objects LLC	No ROA	-	2026-10-11
45.56.146.0/24	AS3257 GTT-BACKBONE GTT Communications Inc.	No ROA	-	2026-10-11
45.56.147.0/24	AS62874 WEB2OBJECTS - Web2Objects LLC	No ROA	-	2026-10-11
45.56.148.0/22	AS3257 GTT-BACKBONE GTT Communications Inc.	No ROA	-	2026-10-11
45.56.152.0/21	AS3257 GTT-BACKBONE GTT Communications Inc.	No ROA	-	2026-10-11
45.56.160.0/23	AS3257 GTT-BACKBONE GTT Communications Inc.	No ROA	-	2026-10-11
45.56.162.0/24	AS199959 CrownCloud GWY IT PTY LTD	No ROA	-	2026-10-11
45.56.163.0/24	AS199959 CrownCloud GWY IT PTY LTD	No ROA	-	2026-10-11
45.56.164.0/24	AS199959 CrownCloud GWY IT PTY LTD	No ROA	-	2026-10-11
45.56.165.0/24	AS22653 GLOBALCOMPASS - Cyber Wurx LLC	No ROA	-	2026-10-11
45.56.168.0/22	AS3257 GTT-BACKBONE GTT Communications Inc.	No ROA	-	2026-10-11
45.56.172.0/22	AS62874 WEB2OBJECTS - Web2Objects LLC	No ROA	-	2026-10-11
45.56.176.0/22	AS3257 GTT-BACKBONE GTT Communications Inc.	No ROA	-	2026-10-11
45.56.180.0/24	AS3257 GTT-BACKBONE GTT Communications Inc.	No ROA	-	2026-10-11
45.56.181.0/24	AS397615 RTVI - RTVI	No ROA	-	2026-10-11
45.56.182.0/23	AS3257 GTT-BACKBONE GTT Communications Inc.	No ROA	-	2026-10-11
45.56.184.0/22	AS62874 WEB2OBJECTS - Web2Objects LLC	No ROA	-	2026-10-11
45.56.188.0/22	AS394868 GLN-LOOP - Greenlight Networks, LLC	Valid	-	2026-10-11

Transfer History

Registry transfers of 45.56.128.0/18, blocks inside it, or blocks containing it.

45.56.128.0/18M&A · 2018-05-18
SimpleLink LLC
🇺🇸 US ARIN
→
Web2Objects LLC
🇺🇸 US ARIN

Date	Resource	From	To	Type
2018-05-18	45.56.128.0/18	SimpleLink LLC 🇺🇸 US ARIN	Web2Objects LLC 🇺🇸 US ARIN	M&A

Geolocation

Country🇨🇦CanadaCA

RegionQuebec

CityMontreal

Coordinates45.5019, -73.5674 ↗

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 ARIN regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/45.56.128.0/18

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

curl -s "https://api.ipctl.io/v1/prefix/45.56.128.0/18" | jq

External Links

RIPEstat