Data as of Nov 3, 2026
56.0.0.0/16
2 residential-proxy exits · 30 daysUnited States Postal Service
Residential-proxy exits
Proxy exits
2
<0.01% of its addresses · 30 days
Spread
2 of 256
/24s with at least one exit
Providers
2
selling exits here
Oct 4, 2026 – Nov 2, 2026
Exits seen per day
6 observations
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 56.0.202.0/24 | 0 | 1 | |
| 56.0.205.0/24 | 0 | 1 |
Proxy providers listing exits
- AnyIP
- ColaProxy
Announcements
Nesting
More-specifics by size
Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific
Announcements inside
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 56.0.32.0/20 since May 2005 | AS5774 | Business | United States Postal Service | ||
| 56.0.64.0/19 since May 2005 | AS5774 | Business | United States Postal Service | ||
| 56.0.91.0/24 since Jan 2022 | AS5774 | Business | United States Postal Service | ||
| 56.0.95.0/24 since Mar 2025 | AS5774 | Business | United States Postal Service | ||
| 56.0.103.0/24 since May 2024 | AS5774 | Business | United States Postal Service | ||
| 56.0.128.0/19 since May 2005 | AS5774 | Business | United States Postal Service | ||
| 56.0.146.0/24 since Mar 2018 | AS5774 | Business | United States Postal Service | ||
| 56.0.151.0/24 since Jan 2022 | AS5774 | Business | United States Postal Service | ||
| 56.0.152.0/24 since Jan 2025 | AS5774 | Business | United States Postal Service | ||
| 56.0.155.0/24 since Mar 2025 | AS5774 | Business | United States Postal Service | ||
| 56.0.192.0/20 since Mar 2017 | AS5774 | Business | 2 | United States Postal Service | |
| 56.0.208.0/20 since Mar 2017 | AS5774 | Business | United States Postal Service |
Network & registry
Origin network
AS5774
US
- Name
- United States Postal Service
- Type
- Education
- Registered
- Oct 18, 1995
- Domain
- usps.gov
- Industry
- Service
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Jun 2021
- Current origin since
- Jun 2021 · 5.4 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 56.0.0.0/16
- Netname
- USPS1
- Registrant
- United States Postal Service
- Organization
- United States Postal Service (USPS-3-Z)
- Org address
- 4200 Wake Forest Road, Raleigh, NC, 27668-9007
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-56-0-0-0-1
- Parent
- NET-56-0-0-0-0
- Created
- Nov 2, 1992
- RIR
- ARIN
- Country
- US
- Delegated
- Nov 2, 1992
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Domain Admin
- Phone
- +1-800-877-7435
- Handle
- ZU38-ARIN