Colorado Department of Transportation
AS401606 is Colorado Department of Transportation (state.co.us). It announces 512 IPv4 addresses in 2 prefixes, and 0 IPv6 prefixes.
United States· ARIN· allocated 2025-01-15· Government
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 States512 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- CDOT-ITS-01
- name
- Colorado Department of Transportation
- org
- CDT-63
- org name
- Colorado Department of Transportation
- org address
- 425C Corporate Cir, Golden, CO, 80401
- org city
- Golden
- org country
- US
- country
- US
- source
- arin
- created
- 2025-01-15
- updated
- 2025-01-15
- abuse name
- CDOT ITS Network
- abuse email
- cdot_its-networks@state.co.us
- abuse phone
- +1-303-512-5802
- abuse kind
- role
- abuse city
- Golden
- abuse country
- US
- admin name
- CDOT ITS Network
- admin email
- cdot_its-networks@state.co.us
- admin phone
- +1-303-512-5802
- admin kind
- role
- admin city
- Golden
- admin country
- US
- tech name
- CDOT ITS Network
- tech email
- cdot_its-networks@state.co.us
- tech phone
- +1-303-512-5802
- tech kind
- role
- tech city
- Golden
- 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
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 165.127.103.0/24 | United States | Valid | 17 | 2026-10-02 |
| 205.169.171.0/24 | United States | Not found | 17 | 2026-10-02 |
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