View

If you are scraping this block for the prefixes that a AS originates, please use the data dumps in https://bgp.tools/kb/api and cache them

	Prefix	Description
	64.7.128.0/19	Sentex Communications Corporation
	64.7.128.0/20	Sentex Communications Corporation
	64.7.144.0/20	Sentex Communications Corporation
	67.43.128.0/20	Sentex Communications Corporation
	98.159.240.0/20	Sentex Communications Corporation
	192.139.233.0/24	Waterloo Maple Software Inc.
	198.73.181.0/24	Kitchener-Waterloo Municipal Area Network
	198.73.240.0/24	Timothy Tyhurst
	198.235.180.0/22
	199.71.182.0/23	Waterloo Maple Software Inc.
	199.71.252.0/24	Toy Com
	199.85.118.0/23	Kitchener-Waterloo Municipal Area Network
	199.212.134.0/24	Sentex Communications Corporation
	199.212.134.0/23	Sentex Communications Corporation
	199.212.135.0/24	Sentex Communications Corporation
	199.246.36.0/23	Franklin Quest Canada, Ltd.
	204.138.108.0/24	Microsystem Technology
	204.187.87.0/24	Kitchener-Waterloo Municipal Area Network
	205.210.141.0/24	Junior Mine Services Ltd.
	205.211.164.0/24	Sentex Communications Corporation
	205.211.164.0/23	Sentex Communications Corporation
	205.211.165.0/24	Sentex Communications Corporation
	206.51.23.0/24	Glegg Water Conditioning Inc.
	206.51.24.0/24	Hypercube Inc.
	206.51.25.0/24	Delta Dentre for Learning Technologies
	206.130.75.0/24	Connect Tech, Inc.
	206.130.87.0/24	Aurora Network Technologies Incorporated
	206.130.91.0/24	Netroute Communications
	2607:f3e0::/32	Sentex Communications Corporation
	2620:13::/48	Sandvine Incorporated ULC

---

Network Policy

Click here to learn more about what this graph means and what makes up a network policy Global Aggregation Policy peaceful_shtern Policy vibrant_ardinghelli Policy pensive_wilson Policy serene_goodall Policy blissful_shockley

Chart Display Options

Display links using non straight lines

Prefixes in selected policy

Load all prefixes in policy

---

How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS174	Cogent Communications, LLC	✔	✔
	AS3257	GTT Communications Inc.	✔	✔

---

Peers

	ASN	Description	IPv4	IPv6
	AS174	Cogent Communications, LLC	✔	✔
	AS3257	GTT Communications Inc.	✔	✔
	AS835	GoCodeIT Inc	✔	✘
	AS49544	i3D.net B.V	✔	✔
	AS1828	Unitas Global	✔	✔
	AS6327	Shaw Communications	✔	✘
	AS11670	Toronto Internet Exchange Community	✔	✘
	AS35280	F5 Networks SARL	✔	✘
	AS33185	Hive Data Center Inc.	✔	✔
	AS400202	Municipality of the County of Pictou	✔	✘
	AS24482	SG.GS	✔	✔
	AS20473	The Constant Company, LLC	✔	✔
	AS5645	TekSavvy Solutions, Inc.	✔	✔
	AS1403	EBOX	✔	✔
	AS53356	Free Range Cloud Hosting Inc.	✔	✔
	AS63065	Hiboo Networks Inc.	✔	✔
	AS398290	House of Commons	✔	✔
	AS4455	IX Reach Ltd	✔	✔
	AS394256	Tech Futures Interactive Inc.	✔	✔
	AS36236	NetActuate, Inc	✔	✔
	AS399226	SpeedFI Inc.	✔	✘
	AS8928	GTT Communications Inc.	✔	✘
	AS812	Rogers Communications Canada Inc.	✔	✘
	AS202617	Kering Eyewear S.p.A.	✔	✘
	AS1239	Sprint Wireline (Cogent)	✔	✘
	AS33554	Neutral Data Centers Corp.	✔	✘

ASHandle:       AS11647
OrgID:          SCC-21
ASName:         SENTEX-NET
ASNumber:       11647
RegDate:        1998-11-03
Updated:        2012-03-02
TechHandle:     MT1960-ARIN
Source:         ARIN



OrgID:          SCC-21
OrgName:        Sentex Communications Corporation
CanAllocate:    
Street:         240 Holiday Inn Drive, unit D
City:           Cambridge
State/Prov:     ON
Country:        CA
PostalCode:     N3C 3X4
RegDate:        1994-09-22
Updated:        2025-10-16
ReferralServer: rwhois://rwhois.sentex.ca:4321
OrgAdminHandle: TSSC-ARIN
OrgTechHandle:  TSSC-ARIN
OrgAbuseHandle: TSSC-ARIN
OrgNOCHandle:   MT1960-ARIN
Source:         ARIN





OrgAdminHandle:       TSSC-ARIN
OrgAdminName:          Technical Support, Sentex Communications
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        TSSC-ARIN
OrgTechName:           Technical Support, Sentex Communications
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       TSSC-ARIN
OrgAbuseName:          Technical Support, Sentex Communications
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         MT1960-ARIN
OrgNOCName:           Mike Tancsa
# Email removed, Log into bgp.tools to see whois emails


TechHandle:           MT1960-ARIN
TechName:             Mike Tancsa
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-02-09T03:27:30Z UTC

---

Member of the following AS-SETs

-	Member	ASN Count
RADB	as-11647-networks	6
RADB	as7992:as-peers	50
ARIN	as-akn:as-torix-peers	79
RADB	as5769:as-peers	32
RIPE	as-gttcust6	89352
ARIN	as-torix	53905
RADB	as-rogers:as-torix-peers	32
RADB	as174:as-cogc-002	11
RADB	as-pathcom-torix	56
LEVEL3	as-sprint-origins	7309
RADB	as4470:as-torix-peers	31081
RIPE	as-gttcust	89878
APNIC	as9327:as-transit	3
ARIN	as21570:as-torix-peers	39
RADB	as-psinetus-mc	479