Addresses
2,048
2.0K
Sub-ranges
4+
within this block
PTR Density
0.1%
2 of 2.0K IPs have PTR
Reputation · trust score
A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.
80/100
Trusted
How this score is built
- Baseline (neutral) 65
- Long-established allocation (17y) +6
- Has a reverse-DNS (PTR) record +5
- Enterprise allocation +4
- Trust score 80 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Ranges inside 112.107.104.0/21
| CIDR | IPs | Organization | ASN | Country |
|---|---|---|---|---|
| 112.107.108.0/22 | 1.0K | SamsungSDS Inc. | AS6619 | KR |
| 112.107.106.0/23 | 512 | SamsungSDS Inc. | AS6619 | KR |
| 112.107.104.0/24 | 256 | SamsungSDS Inc. | AS6619 | KR |
| 112.107.105.0/24 | 256 | SamsungSDS Inc. | AS45985 | KR |
Geolocation
First 256 of 2,048 IP addresses in 112.107.104.0/21
112.107.104.0
112.107.104.1
112.107.104.2
112.107.104.3
112.107.104.4
112.107.104.5
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112.107.104.255
+ 1.8K more (range too large to list inline)
BGP Routing
Live BGP anomalies →Not announced as an exact prefix — covered by the announced supernet 112.107.0.0/16.
Announced prefix
Origin AS
Announcement samples
24,358
Last seen
2026-09-10 22:23:12
Frequently Asked Questions
What is 112.107.104.0/21?
112.107.104.0/21 is a CIDR network block containing 2,048 IPv4 addresses (from 112.107.104.0 to 112.107.111.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.
Who owns the 112.107.104.0/21 network?
The 112.107.104.0/21 range is allocated to SamsungSDS Inc. and announced via AS6619 from South Korea.
Last updated: 2026-09-10 22:39:05 UTC
