Colonial IU 20
AS16478 is Colonial IU 20 (ciu20.org). It announces 4,096 IPv4 addresses in 17 prefixes, and 4 IPv6 prefixes.
United States· ARIN· allocated 2005-06-20· 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 States4,096 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- COLONIALNET-IU20
- name
- Colonial IU 20
- org
- CI2-4
- org name
- Colonial IU 20
- org address
- 6 Danforth Dr, Easton, PA, 18045
- org city
- Easton
- org country
- US
- country
- US
- source
- arin
- created
- 2005-06-20
- updated
- 2016-05-26
- abuse name
- Network Technical Support
- abuse email
- arin@ciu20.org
- abuse phone
- +1-610-515-6519
- abuse kind
- role
- abuse city
- Easton
- abuse country
- US
- admin name
- Network Administrator
- admin email
- arin@ciu20.org
- admin phone
- +1-610-515-6519
- admin kind
- role
- admin city
- Easton
- admin country
- US
- tech name
- Network Technical Support
- tech email
- arin@ciu20.org
- tech phone
- +1-610-515-6519
- tech kind
- role
- tech city
- Easton
- 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.
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 216.162.112.0/20 | United States | Valid | 17 | 2026-10-02 |
| 216.162.112.0/24 | United States | Valid | 18 | 2026-10-02 |
| 216.162.113.0/24 | United States | Valid | 18 | 2026-10-02 |
| 216.162.114.0/24 | United States | Valid | 18 | 2026-10-02 |
| 216.162.115.0/24 | United States | Valid | 18 | 2026-10-02 |
| 216.162.116.0/24 | United States | Valid | 18 | 2026-10-02 |
| 216.162.117.0/24 | United States | Valid | 18 | 2026-10-02 |
| 216.162.118.0/24 | United States | Valid | 18 | 2026-10-02 |
| 216.162.119.0/24 | United States | Valid | 18 | 2026-10-02 |
| 216.162.120.0/24 | United States | Valid | 18 | 2026-10-02 |
| 216.162.121.0/24 | United States | Valid | 18 | 2026-10-02 |
| 216.162.122.0/24 | United States | Valid | 18 | 2026-10-02 |
| 216.162.123.0/24 | United States | Valid | 18 | 2026-10-02 |
| 216.162.124.0/24 | United States | Valid | 18 | 2026-10-02 |
| 216.162.125.0/24 | United States | Valid | 18 | 2026-10-02 |
| 216.162.126.0/24 | United States | Valid | 18 | 2026-10-02 |
| 216.162.127.0/24 | United States | Valid | 18 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2620:11f:4000::/40 | United States | Valid | 19 | 2026-10-02 |
| 2620:11f:4000::/44 | United States | Valid | 19 | 2026-10-02 |
| 2620:11f:4010::/44 | United States | Valid | 19 | 2026-10-02 |
| 2620:11f:4020::/44 | United States | Valid | 19 | 2026-10-02 |
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