IP Prefix
IPv4
198.199.172.0/24
Aggregated from public BGP, CT logs, our scan layer, honeypots and global probes.
Origin AS
AS33668
RPKI
—
Open IPs
13
last 90 d
Country
US
United States
Routing
Origin AS
Holder
Comcast - Michigan/Detroit
Prefix Length
/24
Multi-Origin
No
Last refresh
2026-07-21 19:59:50
RPKI Validity
Validity
unknown — no ROA covers this prefix
ROA Source
—
RIR Allocation
Registry
ARIN
Country
Status
Allocated
Allocated
1994-03-07
Delegated block
198.199.172.0 + 256 addrs
Geographic Announcement
GeoIP attribution from MaxMind GeoLite2 (CC-BY-SA). The starting address of the prefix maps to:
| Country | Continent | Ranges |
|---|---|---|
| US United States | NA | 1 |
Sample IPs in this Prefix
| IP | Open ports | Last scan |
|---|---|---|
| 198.199.172.25 | 2 | 2026-07-21 16:40:06.000 |
| 198.199.172.119 | 1 | 2026-07-18 21:05:35.000 |
| 198.199.172.103 | 1 | 2026-07-18 19:52:22.000 |
| 198.199.172.19 | 1 | 2026-07-17 16:38:54.000 |
| 198.199.172.104 | 1 | 2026-06-22 18:26:38.000 |
| 198.199.172.30 | 1 | 2026-06-17 09:06:33.000 |
| 198.199.172.78 | 1 | 2026-06-14 04:56:41.000 |
| 198.199.172.118 | 1 | 2026-05-27 04:13:34.000 |
| 198.199.172.144 | 1 | 2026-05-26 14:51:22.000 |
| 198.199.172.100 | 1 | 2026-05-26 12:04:01.000 |
| 198.199.172.79 | 1 | 2026-05-26 04:32:21.000 |
| 198.199.172.31 | 1 | 2026-05-26 00:23:44.000 |
| 198.199.172.193 | 1 | 2026-05-25 21:37:58.000 |
Cert Subjects in this Prefix
| Subject | Hosts | Last seen |
|---|---|---|
| *.grps.org | 1 | 2026-07-17 16:39:05.976 |
Hosted Domains
Domains that resolve to any address in this prefix — aggregated across the whole subnet. 1 distinct domains seen; top by span shown.
| Domain | IPs in prefix |
|---|---|
| family.grps.org | 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.