AS138421 China Unicom 🇨🇳 CN

Announcing 298 prefixes, seen at the RIS collectors.

IPv4 prefixes
258
192,512 (752 × /24)
IPv6 prefixes
40
535 × /48
Upstreams
1
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
3
transit customers observed
Customer cone
4
ASes reachable through it

Registry and operator data

AS number
AS138421
Name
China Unicom
Organisation
China Unicom
Country
🇨🇳 CN
RIR
APNIC
Allocated
2018-11-13

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

290 valid (97.3%) 2 invalid (0.7%) 6 no ROA (2.0%)

Announcement history

One point per day, recorded at each table import

06512919425809-1809-2710-0610-1510-2411-0211-11
IPv4 IPv6

Recorded changes

New prefixes and origin changes seen on the live stream

WhenChangePrefixOriginPath
2026-11-11 14:05:34Z origin change 116.198.160.0/21 AS4811 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:34Z origin change 116.198.168.0/21 AS4811 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 43.254.44.0/23 AS4811 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 43.254.46.0/23 AS4811 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 43.240.126.0/23 AS4811 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 43.240.192.0/22 AS4812 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 43.254.106.0/24 AS4812 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 43.240.124.0/24 AS4812 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 114.67.64.0/18 AS4811 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 103.192.212.0/22 AS4811 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 103.211.44.0/22 AS4811 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 103.6.223.0/24 AS4811 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 103.6.222.0/24 AS4811 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 116.198.144.0/20 AS4811 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 116.63.96.0/20 AS4811 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 116.63.32.0/19 AS4811 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 116.198.180.0/22 AS4811 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 116.198.176.0/22 AS4811 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 116.63.192.0/18 AS4811 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 116.196.192.0/21 AS4811 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 116.63.120.0/21 AS4811 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 116.63.112.0/21 AS4811 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 140.210.128.0/19 AS4811 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 122.9.64.0/19 AS4811 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 139.159.96.0/21 AS4811 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 139.159.108.0/23 AS4811 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 122.112.192.0/22 AS4811 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 122.9.176.0/20 AS4812 → AS138421 3798956300132132100994837138421
2026-11-11 14:05:26Z origin change 139.159.110.0/24 AS4811 → AS138421 3798956300132132100994837138421
2026-11-11 14:02:25Z origin change 210.51.29.0/24 AS138421 → AS9929 3798956300132132100999929
2026-11-11 14:02:25Z origin change 210.51.45.0/24 AS138421 → AS9929 3798956300132132100999929
2026-11-11 13:03:10Z origin change 122.9.176.0/20 AS138421 → AS4812 22652129941344812
2026-11-11 13:03:09Z origin change 116.63.112.0/21 AS138421 → AS4811 22652129941344811
2026-11-11 13:03:09Z origin change 122.9.64.0/19 AS138421 → AS4811 22652129941344811
2026-11-11 13:03:09Z origin change 116.198.180.0/22 AS138421 → AS4811 22652129941344811
2026-11-11 13:03:09Z origin change 140.210.128.0/19 AS138421 → AS4811 22652129941344811
2026-11-11 13:03:09Z origin change 116.63.192.0/18 AS138421 → AS4811 22652129941344811
2026-11-11 13:03:09Z origin change 116.63.96.0/20 AS138421 → AS4811 22652129941344811
2026-11-11 13:03:09Z origin change 139.159.108.0/23 AS138421 → AS4811 22652129941344811
2026-11-11 13:03:09Z origin change 116.198.160.0/21 AS138421 → AS4811 22652129941344811
2026-11-11 13:03:09Z origin change 139.159.96.0/21 AS138421 → AS4811 22652129941344811
2026-11-11 13:03:09Z origin change 116.196.192.0/21 AS138421 → AS4811 22652129941344811
2026-11-11 13:03:09Z origin change 139.159.110.0/24 AS138421 → AS4811 22652129941344811
2026-11-11 13:03:09Z origin change 116.198.144.0/20 AS138421 → AS4811 22652129941344811
2026-11-11 13:03:09Z origin change 116.63.120.0/21 AS138421 → AS4811 22652129941344811
2026-11-11 13:03:09Z origin change 114.67.64.0/18 AS138421 → AS4811 22652129941344811
2026-11-11 13:03:09Z origin change 116.198.176.0/22 AS138421 → AS4811 22652129941344811
2026-11-11 13:03:09Z origin change 116.63.32.0/19 AS138421 → AS4811 22652129941344811
2026-11-11 13:03:09Z origin change 116.198.168.0/21 AS138421 → AS4811 22652129941344811
2026-11-11 13:02:52Z origin change 122.9.64.0/19 AS4811 → AS138421 2265212994837138421
2026-11-11 13:02:52Z origin change 140.210.128.0/19 AS4811 → AS138421 2265212994837138421
2026-11-11 13:02:52Z origin change 122.9.176.0/20 AS4812 → AS138421 2265212994837138421
2026-11-11 13:02:52Z origin change 139.159.108.0/23 AS4811 → AS138421 2265212994837138421
2026-11-11 13:02:52Z origin change 139.159.96.0/21 AS4811 → AS138421 2265212994837138421
2026-11-11 13:02:52Z origin change 139.159.110.0/24 AS4811 → AS138421 2265212994837138421
2026-11-11 13:02:28Z origin change 103.192.212.0/22 AS138421 → AS4811 22652129941344811
2026-11-11 13:02:26Z origin change 116.63.112.0/21 AS4811 → AS138421 2265212994837138421
2026-11-11 13:02:26Z origin change 116.198.180.0/22 AS4811 → AS138421 2265212994837138421
2026-11-11 13:02:26Z origin change 116.63.192.0/18 AS4811 → AS138421 2265212994837138421
2026-11-11 13:02:26Z origin change 116.63.96.0/20 AS4811 → AS138421 2265212994837138421
2026-11-11 13:02:26Z origin change 116.198.160.0/21 AS4811 → AS138421 2265212994837138421
2026-11-11 13:02:26Z origin change 116.196.192.0/21 AS4811 → AS138421 2265212994837138421
2026-11-11 13:02:26Z origin change 116.198.144.0/20 AS4811 → AS138421 2265212994837138421
2026-11-11 13:02:26Z origin change 116.63.120.0/21 AS4811 → AS138421 2265212994837138421
2026-11-11 13:02:26Z origin change 114.67.64.0/18 AS4811 → AS138421 2265212994837138421
2026-11-11 13:02:26Z origin change 116.198.176.0/22 AS4811 → AS138421 2265212994837138421
2026-11-11 13:02:26Z origin change 116.63.32.0/19 AS4811 → AS138421 2265212994837138421
2026-11-11 13:02:26Z origin change 116.198.168.0/21 AS4811 → AS138421 2265212994837138421
2026-11-11 13:02:12Z origin change 103.192.212.0/22 AS4811 → AS138421 2265212994837138421
2026-11-11 13:01:55Z origin change 2401:a140:1::/48 AS138421 → AS4811 22652129941344811
2026-11-11 13:01:55Z origin change 2409:27fb::/48 AS138421 → AS4811 22652129941344811
2026-11-11 13:01:55Z origin change 2403:1ec0:1610::/48 AS138421 → AS4811 22652129941344811
2026-11-11 13:01:40Z origin change 2409:27fb::/48 AS4811 → AS138421 2265212994837138421
2026-11-11 13:01:39Z origin change 2403:1ec0:1610::/48 AS4811 → AS138421 2265212994837138421
2026-11-11 13:01:37Z origin change 2401:a140:1::/48 AS4811 → AS138421 2265212994837138421
2026-11-11 10:23:12Z origin change 1.1.8.0/24 AS149511 → AS138421 46081221463764614837138421
2026-11-11 10:18:36Z origin change 210.51.29.0/24 AS9929 → AS138421 46081221463748374837138421
2026-11-11 10:18:36Z origin change 210.51.45.0/24 AS9929 → AS138421 46081221463748374837138421
2026-11-11 10:18:05Z origin change 210.51.29.0/24 AS138421 → AS9929 4608122146373356100999929
2026-11-11 10:18:05Z origin change 210.51.45.0/24 AS138421 → AS9929 4608122146373356100999929
2026-11-11 10:18:05Z origin change 1.1.8.0/24 AS138421 → AS149511 460812214637325720473149511
2026-11-11 09:58:37Z origin change 1.1.8.0/24 AS149511 → AS138421 46081221463764614837138421
2026-11-11 09:57:36Z origin change 1.1.8.0/24 AS138421 → AS149511 460812214637325720473149511
2026-11-11 09:08:26Z origin change 1.1.8.0/24 AS149511 → AS138421 46081221463764614837138421
2026-11-11 09:07:25Z origin change 210.51.29.0/24 AS9929 → AS138421 46081221463748374837138421
2026-11-11 09:07:25Z origin change 210.51.45.0/24 AS9929 → AS138421 46081221463748374837138421
2026-11-11 09:06:24Z origin change 210.51.29.0/24 AS138421 → AS9929 4608122146373356100999929
2026-11-11 09:06:24Z origin change 210.51.45.0/24 AS138421 → AS9929 4608122146373356100999929
2026-11-11 09:05:53Z origin change 1.1.8.0/24 AS138421 → AS149511 460812214637325720473149511
2026-11-11 09:04:21Z origin change 1.1.8.0/24 AS149511 → AS138421 46081221463764614837138421
2026-11-11 09:01:47Z origin change 1.1.8.0/24 AS138421 → AS149511 460812214637325720473149511
2026-11-11 09:01:47Z origin change 210.51.29.0/24 AS9929 → AS138421 46081221463748374837138421
2026-11-11 09:01:47Z origin change 210.51.45.0/24 AS9929 → AS138421 46081221463748374837138421
2026-11-11 05:34:23Z origin change 210.51.45.0/24 AS138421 → AS9929 3288403277271749929
2026-11-11 05:34:23Z origin change 210.51.29.0/24 AS138421 → AS9929 3288403277271749929
2026-11-11 05:10:48Z origin change 1.1.8.0/24 AS149511 → AS138421 46081221463764614837138421
2026-11-11 05:09:16Z origin change 1.1.8.0/24 AS138421 → AS149511 460812214637325720473149511
2026-11-11 03:54:07Z origin change 1.1.8.0/24 AS149511 → AS138421 46081221463764614837138421
2026-11-11 03:52:27Z origin change 1.1.8.0/24 AS138421 → AS149511 460812214637325720473149511
2026-11-11 03:23:47Z origin change 1.1.8.0/24 AS149511 → AS138421 46081221463764614837138421