Sierra Experts
AS33345 is Sierra Experts (sierrawowires.com). It announces 1,536 IPv4 addresses in 3 prefixes, and 1 IPv6 prefixes.
United States· ARIN· allocated 2009-03-02· 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.
- United States1,536 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- SIERRADATACENTERS
- name
- Sierra Experts
- org
- SIERR-38
- org name
- Sierra Experts
- org address
- 2 Robinson Plaza, Suite 300, Pittsburgh, PA, 15205
- org city
- Pittsburgh
- org country
- US
- country
- US
- source
- arin
- created
- 2009-03-02
- updated
- 2012-03-02
- remarks
- http://www.SierraDataCenters.com
- abuse name
- Support
- abuse email
- support@sierrawowires.com
- abuse phone
- +1-412-722-1560
- abuse kind
- role
- abuse city
- Pittsburgh
- abuse country
- US
- admin name
- Bruce Freshwater
- admin email
- bfreshwater@sierrawowires.com
- admin phone
- +1-412-722-1701
- admin kind
- person
- admin city
- Pittsburgh
- admin country
- US
- tech
- BEF3-ARIN
- tech name
- Bruce Freshwater
- tech email
- bfreshwater@sierrawowires.com
- tech phone
- +1-412-722-1701
- tech kind
- person
- tech city
- Pittsburgh
- tech country
- US
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.
- VPN IP130.85%
- None here
- None here
- None here
- None here
- None here
- Hosting IP1,536100.00%
- None here
- None here
- None here
- SSH IP150.98%
- 0.13%
- 0.20%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 38.107.149.0/24 | United States | not found | 17 | 2026-10-02 |
| 38.107.151.0/24 | United States | not found | 17 | 2026-10-02 |
| 38.107.156.0/22 | United States | not found | 17 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2602:fe9c::/36 | United States | not found | 20 | 2026-10-02 |
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