103.5.140.183
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.
- Baseline (neutral) 65
- Forward-confirmed reverse DNS (FCrDNS) +10
- Long-established allocation (15y) +6
- Not on any threat blocklist +5
- Trust score 86 / 100
Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →
Web3 / decentralized network node
This IP is an observed participant in a decentralized blockchain network. It’s a neutral signal — it does not affect the trust score.
Observed from public blockchain peer lists (WorldIP first-party crawler (Nebula)) — how we collect this →
DNS records
- Reverse DNS (PTR)
- 183.140.5.103.wi-fi.wi2.ne.jp
- Forward-confirmed (FCrDNS)
- ✓ Confirmed
- PTR TTL
- 180 s
- Reverse DNS last checked
- 2026-07-20 05:32 UTC
- Forward DNS last checked
- 2026-07-20 05:32 UTC
Forward DNS records for 183.140.5.103.wi-fi.wi2.ne.jp
| Type | Value | Priority | TTL |
|---|---|---|---|
| A | 103.5.140.183 | — | 172800s |
Reverse & forward DNS collected by the WorldIP scanner fleet — FCrDNS confirms the PTR hostname resolves back to this IP.
Network Allocation for 103.5.140.183
- CIDR range
- 103.5.140.0/22
- IP range (int)
- 1,728,416,768 — 1,728,417,791
- Prefix length
- /22
- Organization
- Wire and Wireless Co.,Ltd.
- ASN
- AS131160
- ASN name
- Wire and Wireless Co.,Ltd.
- Location
- Japan
- Coordinates
- 35.690000, 139.690000
- Accuracy radius
- 200 km
- Regional Internet Registry
- APNIC
- Allocated
- 2011-09-21
- Data source(s)
- maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
- Last updated
- 2026-07-07 12:21:14
BGP Routing
Live BGP anomalies →Origin AS announcing the most-specific prefix that covers this IP, observed across our RIPE RIS collectors.
Frequently Asked Questions
Who owns 103.5.140.183?
103.5.140.183 is allocated to Wire and Wireless Co.,Ltd. (AS131160), registered in Japan.
Where is 103.5.140.183 located?
The geolocation for 103.5.140.183 maps to Japan based on MaxMind GeoLite2 data. Accuracy depends on the provider and may represent the ISP's regional hub rather than the exact endpoint.
What network is 103.5.140.183 on?
103.5.140.183 belongs to the 103.5.140.0/22 network block announced by AS131160. This range contains 1,024 addresses.
Does 103.5.140.183 have a reverse DNS record?
Reverse DNS (PTR) records are resolved live when you visit this page. If a PTR record exists, it appears in the Reverse DNS field above. PTR records map IP addresses back to hostnames and are commonly used for email authentication and network diagnostics.
Neighbors
Other addresses in the same /24.
