Data as of Nov 8, 2026
51.81.0.0/16
12 anonymizer addresses · 0.02%446 residential-proxy exits · 30 daysAnnounced only in parts
Announcement
2 inside
Type
Hosting
>99% of it
Residential-proxy exits
Proxy exits
446
0.68% of its addresses · 30 days
Oct 9, 2026 – Nov 7, 2026
Exits seen per day
11K observations
- VPN · anonymizer
- Tor exit · anonymizer
- Hosting
Operators, sellers and brokers
Tor
| Name | Parent | In 51.81.0.0/16 | /24s |
|---|---|---|---|
| Tor | The Tor Project | 1<0.01% | 1 |
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Anonymizer addresses | Operator | Holder | RPKI |
|---|---|---|---|---|---|---|
| 51.81.0.0/17 since Apr 2019 | AS16276 | Hosting | 2<0.01%VPN | VPN servicesoperated by VeePN | OVH US LLC | |
| 51.81.128.0/17 since Apr 2019 | AS16276 | Hosting | 100.03%VPN, Tor exit | VPN servicesoperated by VeePN, VPNSecureoperated by Tor | OVH US LLC |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
65,536 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Hosting | 65,524 | >99% | 55 | |
| VPNanonymizer | 11 | 0.02% | 11 | |
| Tor exitanonymizer | 1 | <0.01% | 1 |