AS209 Lumen (ex. Qwest) 🇺🇸 US
CenturyLink Communications, LLC. Announcing 1,622 prefixes, seen at the RIS collectors.
IPv4 prefixes
1,590
26,234,112 (102,477 × /24)
IPv6 prefixes
32
260 × /32
Upstreams
0
transit providers observed
Peers
1
settlement-free adjacencies
Downstreams
295
transit customers observed
Customer cone
448
ASes reachable through it
Registry and operator data
- AS number
- AS209
- Name
- Lumen (ex. Qwest)
- Organisation
- Lumen AS209
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 1998-11-13
- Network type
- NSP
- Scope
- North America
- Peering policy
- No
- Website
- http://www.lumen.com
- Looking glass
- http://www.centurylink.com/ipstats
- PeeringDB
- net/3035
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announcement history
One point per day, recorded at each table import
Not enough history yet. The chart fills in as imports run.
IPv4
IPv6
Recorded changes
New prefixes and origin changes seen on the live stream
| When | Change | Prefix | Origin | Path |
|---|---|---|---|---|
| 2026-09-18 10:21:56Z | origin change | 198.204.121.0/24 | AS54081 → AS209 | 49673123893356209 |
| 2026-09-18 10:21:56Z | origin change | 198.204.122.0/24 | AS54081 → AS209 | 49673123893356209 |
| 2026-09-18 10:21:56Z | origin change | 198.204.120.0/24 | AS54081 → AS209 | 49673123893356209 |
| 2026-09-18 07:14:23Z | origin change | 207.201.20.0/24 | AS2386 → AS209 | 573815030412993356209 |