Stack Harbor Inc.
AS397181 is Stack Harbor Inc. (stackharbor.com). It announces 1,792 IPv4 addresses in 7 prefixes, and 1 IPv6 prefixes.
Canada· ARIN· allocated 2018-12-04· hosting
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- Canada1,792 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- STACKHARBOR
- name
- Stack Harbor Inc.
- org
- SH-282
- org name
- Stack Harbor Inc.
- org address
- 75 Queen Street, Suite 1400, Montreal, QC, H3C 2N6
- org city
- Montreal
- org country
- CA
- country
- CA
- source
- arin
- created
- 2018-12-04
- updated
- 2018-12-04
- remarks
- www.stackharbor.com / Standard NOC hours / 8am to 7pm EST
- abuse name
- Abuse
- abuse email
- abuse@stackharbor.com
- abuse phone
- +1-855-446-7836
- abuse kind
- role
- abuse city
- Montreal
- abuse country
- CA
- admin name
- Network Operations Center
- admin email
- operations@stackharbor.com
- admin phone
- +1-855-446-7836
- admin kind
- role
- admin city
- Montreal
- admin country
- CA
- tech name
- Network Operations Center
- tech email
- operations@stackharbor.com
- tech phone
- +1-855-446-7836
- tech kind
- role
- tech city
- Montreal
- tech country
- CA
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- 0.28%
- None here
- None here
- None here
- None here
- None here
- Hosting IP768estruxture42.86%
- None here
- None here
- None here
- SSH IP261.45%
- SMTP IP693.85%
- 4.19%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 23.128.160.0/24 | Canada | valid | 16 | 2026-10-02 |
| 68.71.54.0/24 | Canada | valid | 16 | 2026-10-02 |
| 142.249.0.0/24 | Canada | valid | 16 | 2026-10-02 |
| 142.249.1.0/24 | Canada | valid | 16 | 2026-10-02 |
| 142.249.2.0/24 | Canada | valid | 16 | 2026-10-02 |
| 142.249.3.0/24 | Canada | valid | 16 | 2026-10-02 |
| 205.204.80.0/24 | Canada | valid | 16 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2604:c840::/32 | Canada | valid | 19 | 2026-10-02 |
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