Data as of Nov 10, 2026
Autonomous system
AS26989
H&R Block
Announces 2,816 addresses in 8 prefixes. None of it is anonymizer space.
Type
Business
US
Announced prefixes
| Prefix | Type | RPKI |
|---|---|---|
| 168.137.0.0/24 since Oct 2016 | Business | |
| 168.137.2.0/24 since Oct 2016 | Business | |
| 168.137.4.0/24 since Oct 2019 | Business | |
| 168.137.5.0/24 since Oct 2018 | Business | |
| 168.137.11.0/24 since Jun 2021 | Business | |
| 168.137.100.0/22 since Oct 2016 | Business | |
| 168.137.104.0/24 since Oct 2016 | Business | |
| 168.137.105.0/24 since Oct 2016 | Business |
Network & history
Profile
- Registered
- Jan 8, 2003
- Domain
- hrblock.com
- Website
- www.hrblock.com
- Industry
- Accountants, Tax Preparers, Payroll Services
Routing patterns
How its announcements have moved
Arrivals