Check-Host.cc

IP Prefix IPv4

147.47.64.0/19

Aggregated from public BGP, CT logs, our scan layer, honeypots and global probes.

Origin AS
AS9488
RPKI
Open IPs
7,680
last 90 d
Country
KR
South Korea

Routing

Origin AS
Holder
Prefix Length
/19
Multi-Origin
No
Last refresh
2026-07-22 01:59:50

RPKI Validity

Validity
unknown — no ROA covers this prefix
ROA Source

RIR Allocation

Registry
APNIC
Country
KR
Status
Allocated
Allocated
1991-06-21
Delegated block
147.46.0.0 + 131,072 addrs

Geographic Announcement

GeoIP attribution from MaxMind GeoLite2 (CC-BY-SA). The starting address of the prefix maps to:
Country Continent Ranges
KR South Korea AS 1

Top Open Ports

Port Hosts with this open
3724 566
9009 551
750 534
1311 516
563 505
70 493
2086 492
162 487
4899 487
2701 487
6000 486
9300 483
5800 483
27017 482
50050 481

Sample IPs in this Prefix

IP Open ports Last scan
147.47.86.82 34 2026-07-21 22:24:46.000
147.47.80.206 33 2026-07-22 04:30:41.000
147.47.75.47 32 2026-07-22 03:27:49.000
147.47.84.139 32 2026-07-22 01:36:14.000
147.47.86.58 32 2026-07-22 01:16:22.000
147.47.85.255 32 2026-07-22 01:16:02.000
147.47.69.53 32 2026-07-22 01:04:21.000
147.47.69.177 32 2026-07-22 00:50:18.000
147.47.65.127 31 2026-07-22 05:28:44.000
147.47.91.183 31 2026-07-22 05:12:27.000
147.47.64.151 31 2026-07-22 05:02:06.000
147.47.68.7 31 2026-07-22 05:00:11.000
147.47.95.126 31 2026-07-22 04:57:42.000
147.47.88.75 31 2026-07-22 04:23:41.000
147.47.89.214 31 2026-07-22 03:52:31.000
147.47.69.105 31 2026-07-22 03:40:45.000
147.47.71.228 31 2026-07-22 02:27:33.000
147.47.82.53 31 2026-07-22 02:10:47.000
147.47.80.63 31 2026-07-22 02:06:04.000
147.47.89.186 31 2026-07-21 23:03:36.000
147.47.85.128 31 2026-07-21 20:27:57.000
147.47.71.208 30 2026-07-22 05:28:12.000
147.47.88.59 30 2026-07-22 05:27:03.000
147.47.85.130 30 2026-07-22 05:09:54.000
147.47.82.107 30 2026-07-22 05:06:53.000

Cert Subjects in this Prefix

Subject Hosts Last seen
*.snu.ac.kr 1 2026-07-19 10:55:13.438
DESKTOP-2QVRBCK 1 2026-05-27 01:08:28.716

Hosted Domains

Domains that resolve to any address in this prefix — aggregated across the whole subnet. 9 distinct domains seen; top by span shown.

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.