Data as of Nov 5, 2026
104.243.80.0/20
No anonymizer space · no proxy exits in 30 daysStart Communications
Registrations in this block
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 |
|---|---|---|---|---|---|---|
| 104.243.80.0/20 | 4,096 | START-CA | Start Communications (MULTIB) · CA | Direct Allocation | Nov 19, 2014 | abuse@ |
| └ 104.243.80.0/20 | 4,096 | START-CA-104-243-80-0 | Start Communications (C05466169) · CA | Reassigned | Nov 24, 2014 | abuse@ via START-CA |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
Origin network
AS40788
CA
- Name
- Start Communications
- Type
- Internet provider
- Registered
- Apr 17, 2008
- Domain
- start.ca
- Website
- www.start.ca/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Nov 2014
- Current origin since
- Nov 2014 · 12 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 104.
243. 80. 0/ 20 - Netname
- START-CA-104-243-80-0
- Registrant
- Start Communications
- Organization
- Start Communications (C05466169)
- Type
- Reassigned
- Handle
- NET-104-243-80-0-2
- Parent
- NET-104-243-80-0-1
- Created
- Nov 24, 2014
- RIR
- ARIN
- Country
- CA
- Delegated
- Nov 19, 2014
- Status
- assigned
Report abuse
Abuse contact
- abuse@
start. ca - Name
- Network Abuse
- Phone
- +1-519-434-5888
- Handle
- ABUSE1533-ARIN