Opus One
AS6373 is Opus One (opus1.com). It announces 9,984 IPv4 addresses in 8 prefixes, and 1 IPv6 prefixes.
United States· ARIN· allocated 1996-03-25· isp
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 States9,472 · 94.87%
- Italy512 · 5.13%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- OPUS1
- name
- Opus One
- org
- OPUS
- org name
- Opus One
- org address
- 1404 East Lind Road, Tucson, AZ, 85719
- org city
- Tucson
- org country
- US
- country
- US
- source
- arin
- created
- 1996-03-25
- updated
- 1996-03-25
- abuse name
- Opus One Abuse Contact
- abuse email
- abuse@opus1.com
- abuse phone
- +1-520-324-0494
- abuse kind
- role
- abuse city
- Tucson
- abuse country
- US
- admin name
- Joel Snyder
- admin email
- Joel.Snyder@opus1.com
- admin phone
- +1-520-324-0494
- admin kind
- person
- admin city
- Tucson
- admin country
- US
- tech
- JMS56-ARIN
- tech name
- Joel Snyder
- tech email
- Joel.Snyder@opus1.com
- tech phone
- +1-520-324-0494
- tech kind
- person
- tech city
- Tucson
- 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.
- None here
- None here
- None here
- None here
- None here
- None here
- Hosting IP1,02410.26%
- None here
- None here
- None here
- SSH IP130.13%
- 0.01%
- 0.07%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 192.35.195.0/24 | Italy | not found | 17 | 2026-10-02 |
| 192.245.12.0/24 | United States | not found | 17 | 2026-10-02 |
| 192.245.13.0/24 | United States | not found | 16 | 2026-10-02 |
| 192.245.15.0/24 | United States | not found | 17 | 2026-10-02 |
| 199.79.152.0/24 | United States | not found | 18 | 2026-10-02 |
| 204.27.149.0/24 | United States | not found | 17 | 2026-10-02 |
| 204.52.218.0/24 | United States | not found | 17 | 2026-10-02 |
| 207.182.32.0/19 | United States | not found | 17 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2607:7c80:57::/48 | United States | valid | 20 | 2026-10-02 |
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