IP Prefix
IPv4
39.64.0.0/11
Aggregated from public BGP, CT logs, our scan layer, honeypots and global probes.
Origin AS
AS4837
RPKI
1 ROAs
Open IPs
12,118
last 90 d
Country
CN
China
Routing
Origin AS
Holder
China Unicom
Prefix Length
/11
Multi-Origin
No
Last refresh
2026-07-21 19:59:50
RPKI Validity
max-len 11
valid
apnic
RIR Allocation
Registry
APNIC
Country
Status
Allocated
Allocated
2011-03-30
Delegated block
39.64.0.0 + 2,097,152 addrs
Geographic Announcement
GeoIP attribution from MaxMind GeoLite2 (CC-BY-SA). The starting address of the prefix maps to:
| Country | Continent | Ranges |
|---|---|---|
| CN China | AS | 1 |
Sample IPs in this Prefix
| IP | Open ports | Last scan |
|---|---|---|
| 39.91.191.244 | 37 | 2026-07-21 21:04:06.000 |
| 39.91.191.163 | 31 | 2026-07-21 22:41:12.000 |
| 39.91.191.194 | 30 | 2026-07-21 23:37:54.000 |
| 39.91.197.106 | 30 | 2026-07-21 20:54:15.000 |
| 39.91.191.193 | 30 | 2026-07-21 20:33:10.000 |
| 39.91.196.96 | 30 | 2026-07-21 17:13:00.000 |
| 39.91.191.246 | 30 | 2026-07-21 16:46:17.000 |
| 39.91.191.143 | 29 | 2026-07-21 21:22:26.000 |
| 39.91.196.28 | 29 | 2026-07-21 12:59:04.000 |
| 39.91.191.130 | 28 | 2026-07-21 22:41:29.000 |
| 39.91.191.248 | 28 | 2026-07-21 16:55:25.000 |
| 39.91.191.139 | 28 | 2026-07-21 16:32:17.000 |
| 39.91.191.192 | 27 | 2026-07-21 21:08:08.000 |
| 39.91.196.131 | 27 | 2026-07-21 18:58:51.000 |
| 39.91.196.130 | 27 | 2026-07-21 01:24:27.000 |
| 39.91.191.134 | 26 | 2026-07-21 23:46:44.000 |
| 39.91.191.243 | 26 | 2026-07-21 23:06:42.000 |
| 39.91.191.227 | 26 | 2026-07-21 22:00:44.000 |
| 39.91.191.242 | 26 | 2026-07-21 20:00:04.000 |
| 39.91.191.141 | 26 | 2026-07-21 19:03:33.000 |
| 39.91.191.161 | 26 | 2026-07-21 15:55:21.000 |
| 39.91.191.131 | 26 | 2026-07-21 06:36:02.000 |
| 39.91.191.197 | 25 | 2026-07-21 23:27:02.000 |
| 39.91.191.149 | 25 | 2026-07-21 22:35:38.000 |
| 39.91.191.247 | 25 | 2026-07-21 22:07:23.000 |
Cert Subjects in this Prefix
| Subject | Hosts | Last seen |
|---|---|---|
| tzcdn.ksc-test.com | 85 | 2026-07-21 21:02:07.932 |
| *.vod.tv.itc.cn | 37 | 2026-07-20 03:20:09.662 |
| router.asus.com | 27 | 2026-07-20 08:55:07.241 |
| *.video.qq.com | 26 | 2026-07-21 17:32:08.991 |
| *.cdn.myqcloud.com | 10 | 2026-07-21 15:46:18.793 |
| 192.168.50.1 | 10 | 2026-06-23 11:23:45.413 |
| *.alicdn.com | 8 | 2026-06-23 17:46:44.838 |
| *.n.cdnhwc3.com | 7 | 2026-07-21 10:41:17.133 |
| *.certfallback-esa.com | 6 | 2026-07-21 07:30:13.527 |
| *.bytecdn.cn | 5 | 2026-07-21 10:52:16.084 |
| *.douyincdn.com | 4 | 2026-07-20 15:29:08.227 |
| *.yfcloud.com | 4 | 2026-06-21 19:12:33.149 |
| *.a.bdydns.com | 3 | 2026-06-19 09:26:32.419 |
| www.asusrouter.com | 3 | 2026-06-14 05:43:40.680 |
| localhost | 2 | 2026-07-21 21:39:08.405 |
| MySQL_Router_Auto_Generated_Router_Certificate | 2 | 2026-07-19 17:19:11.077 |
| server | 2 | 2026-06-23 13:45:45.661 |
| GS7-EA38 Server Certificate | 2 | 2026-06-22 03:17:54.999 |
| *.alibabacorp.com | 2 | 2026-06-20 12:26:32.425 |
| NSG | 2 | 2026-05-26 14:53:29.749 |
Hosted Domains
Domains that resolve to any address in this prefix — aggregated across the whole subnet. 674 distinct domains seen; top by span shown.
| Domain | IPs in prefix |
|---|---|
| 351148.xyz | 22 |
| www.351148.xyz | 20 |
| linkso.fun | 19 |
| 51dzw.com | 8 |
| a.amap.com | 8 |
| email.163.com | 8 |
| fdwon.com | 8 |
| m.cainiao.com | 8 |
| rmcp.jingjiribao.cn | 8 |
| www.hongtaclima.com | 8 |
| www.xywy.com | 8 |
| www.yqtx.group | 8 |
| ci.ccwu.cc | 2 |
| www.lyrongchuang.com | 2 |
| xinxikj.top | 2 |
| 032500.xyz | 1 |
| 121678.xyz | 1 |
| 150929.xyz | 1 |
| 1688.lnnnly.com.cn | 1 |
| 168bbk.com | 1 |
| 1786576.xyz | 1 |
| 17code.asia | 1 |
| 19950517.xyz | 1 |
| 212.com.cn | 1 |
| 221585.synology.me | 1 |
| 223330721.xyz | 1 |
| 224277.xyz | 1 |
| 231209.xyz | 1 |
| 23389578.xyz | 1 |
| 240917.xyz | 1 |
History
Prefix-event history pending
Origin AS changes, ROA add/drop events, multi-origin episodes and withdrawals require snapshot-diffing across BGP crawls. The data accumulates as the archive grows — full ReplacingMergeTree compaction makes point-in-time event extraction unavailable for now.