FRONTIER AIRLINES INC
AS36741 is FRONTIER AIRLINES INC (flyfrontier.com). It announces 1,536 IPv4 addresses in 5 prefixes, and 3 IPv6 prefixes.
United States· ARIN· allocated 2006-04-04· business
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 States1,536 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- FRONTIER-AIRLINES-INC
- name
- FRONTIER AIRLINES INC
- org
- FRONT-12
- org name
- FRONTIER AIRLINES INC
- org address
- 4545 Airport Way, DENVER, CO, 80239
- org city
- DENVER
- org country
- US
- country
- US
- source
- arin
- created
- 2006-04-04
- updated
- 2012-02-24
- abuse name
- Dennis Lo
- abuse email
- dennis.lo@flyfrontier.com
- abuse phone
- +1-720-496-1740
- abuse kind
- person
- abuse city
- Denver
- abuse country
- US
- admin name
- Kelvin Shing
- admin email
- kshing@flyfrontier.com
- admin phone
- +1-720-374-4415
- admin kind
- person
- admin city
- Denver
- admin country
- US
- tech name
- Dennis Lo
- tech email
- dennis.lo@flyfrontier.com
- tech phone
- +1-720-496-1740
- tech kind
- person
- tech city
- Denver
- 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 IP201.30%
- None here
- None here
- None here
- None here
- None here
- Hosting IP25616.67%
- None here
- None here
- None here
- 0.07%
- None here
- 0.13%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 23.157.32.0/24 | United States | valid | 17 | 2026-10-02 |
| 131.143.156.0/22 | United States | valid | 17 | 2026-10-02 |
| 131.143.156.0/24 | United States | valid | 17 | 2026-10-02 |
| 131.143.157.0/24 | United States | valid | 17 | 2026-10-02 |
| 192.86.81.0/24 | United States | valid | 17 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2620:12e:4000::/40 | United States | valid | 20 | 2026-10-02 |
| 2620:12e:4000::/48 | United States | valid | 20 | 2026-10-02 |
| 2620:12e:4001::/48 | United States | valid | 18 | 2026-10-02 |
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