Contra Costa County Regional Occupation Program / Richmond
AS1734 is Contra Costa County Regional Occupation Program / Richmond (delong.com). It announces 1,024 IPv4 addresses in 3 prefixes, and 1 IPv6 prefixes.
United States· ARIN· allocated 1992-01-08· education
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 States1,024 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- ROP-COCA-AS01
- name
- Contra Costa County Regional Occupation Program / Richmond
- org
- CCCROPR
- org name
- Contra Costa County Regional Occupation Program / Richmond
- org address
- 3251 Firth Way, San Jose, CA, 95121
- org city
- San Jose
- org country
- US
- country
- US
- source
- arin
- created
- 1992-01-08
- updated
- 2018-03-16
- abuse name
- Owen DeLong
- abuse email
- owen@delong.com
- abuse phone
- +1-408-890-7992
- abuse kind
- person
- abuse city
- San Jose
- abuse country
- US
- admin name
- Owen DeLong
- admin email
- owen@delong.com
- admin phone
- +1-408-890-7992
- admin kind
- person
- admin city
- San Jose
- admin country
- US
- tech name
- Owen DeLong
- tech email
- owen@delong.com
- tech phone
- +1-408-890-7992
- tech kind
- person
- tech city
- San Jose
- tech country
- US
- abuse validated
- 1
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.
- None here
- None here
- None here
- None here
- None here
- None here
- Hosting IP50649.41%
- None here
- None here
- None here
- SSH IP858.30%
- SMTP IP212.05%
- 2.73%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 192.124.40.0/23 | United States | not found | 17 | 2026-10-02 |
| 192.124.90.0/24 | United States | not found | 17 | 2026-10-02 |
| 192.159.10.0/24 | United States | not found | 17 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2620:0:930::/48 | United States | valid | 19 | 2026-10-02 |
Test the real build first.
An evaluation license puts a full current build in your hands, with no sampling, so you can measure it against your own traffic before anyone talks about terms.