Zayo Bandwidth
AS11686 is Zayo Bandwidth (zayo.com). It announces 734,720 IPv4 addresses in 263 prefixes, and 6 IPv6 prefixes.
United States· ARIN· allocated 1998-11-16· 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 States734,720 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- ZAYO-ENA-11686
- name
- Zayo Bandwidth
- org
- ZAYOB
- org name
- Zayo Bandwidth
- org address
- 1401 Wynkoop St., #500, Denver, CO, 80202
- org city
- Denver
- org country
- US
- country
- US
- source
- arin
- created
- 1998-11-16
- updated
- 2025-10-02
- abuse name
- Abuse
- abuse email
- abuse@zayo.com
- abuse phone
- +1-866-236-2824
- abuse kind
- role
- abuse city
- Boulder
- abuse country
- US
- admin name
- Zayo IP Engineering
- admin email
- ipeng@zayo.com
- admin phone
- +1-866-236-2824
- admin kind
- role
- admin city
- Boulder
- admin country
- US
- tech name
- Zayo IP Engineering
- tech email
- ipeng@zayo.com
- tech phone
- +1-866-236-2824
- tech kind
- role
- tech city
- Boulder
- 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 IP414watchguard, cisco, best_proxy_switcher0.06%
- anyip, geonode, dataimpulse0.03%
- None here
- None here
- None here
- None here
- Hosting IP112,64015.33%
- None here
- None here
- None here
- SSH IP1090.01%
- SMTP IP110.00%
- 0.01%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2602:297::/40 | United States | not found | 20 | 2026-10-02 |
| 2610:128::/32 | United States | valid | 20 | 2026-10-02 |
| 2610:128:1200::/40 | United States | valid | 20 | 2026-10-02 |
| 2610:128:9000::/40 | United States | valid | 20 | 2026-10-02 |
| 2610:128:9100::/40 | United States | valid | 20 | 2026-10-02 |
| 2610:128:9500::/40 | United States | valid | 20 | 2026-10-02 |
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