zColo
AS13354 is zColo (zayo.com). It announces 52,480 IPv4 addresses in 10 prefixes, and 2 IPv6 prefixes.
United States· ARIN· allocated 2007-03-08· 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 States52,480 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- ZC38-AS1
- name
- zColo
- org
- ZGL-6
- org name
- zColo
- org address
- 1805 29th St Suite 2050, Databank Holdings, Boulder, CO, 80301
- org city
- Boulder
- org country
- US
- country
- US
- source
- arin
- created
- 2007-03-08
- updated
- 2018-04-06
- abuse name
- ZCOLO
- abuse email
- networking@databank.com
- abuse phone
- +1-571-450-1165
- abuse kind
- role
- abuse city
- Englewood
- abuse country
- US
- admin name
- ZCOLO
- admin email
- networking@databank.com
- admin phone
- +1-571-450-1165
- admin kind
- role
- admin city
- Englewood
- admin country
- US
- tech name
- Point of Contact
- tech email
- networking@databank.com
- tech phone
- +1-855-328-2247
- tech kind
- role
- tech city
- Bluffdale
- 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 IP153watchguard0.29%
- dataimpulse0.00%
- None here
- None here
- 0.00%
- None here
- Hosting IP19,45637.07%
- None here
- None here
- None here
- SSH IP980.19%
- SMTP IP610.12%
- 0.17%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 67.211.32.0/19 | United States | not found | 17 | 2026-10-02 |
| 67.211.32.0/20 | United States | not found | 17 | 2026-10-02 |
| 74.124.0.0/19 | United States | not found | 17 | 2026-10-02 |
| 108.60.192.0/19 | United States | not found | 17 | 2026-10-02 |
| 108.166.160.0/19 | United States | not found | 17 | 2026-10-02 |
| 170.76.204.0/24 | United States | not found | 17 | 2026-10-02 |
| 198.154.96.0/19 | United States | not found | 17 | 2026-10-02 |
| 208.78.216.0/21 | United States | not found | 17 | 2026-10-02 |
| 209.105.224.0/19 | United States | not found | 17 | 2026-10-02 |
| 216.172.96.0/20 | United States | not found | 17 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2607:1400::/48 | United States | not found | 20 | 2026-10-02 |
| 2607:f348::/32 | United States | not found | 20 | 2026-10-02 |
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