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CIDR
/20 · 4.1K IPs
ASN
JCOM Co., Ltd.
Reverse DNS
112-137-64-86.jcomnet.j-cnet.jp
Last scanned 8 hr ago
Blocklisted
Checking…
Scanning blocklists

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.

81/100
Trusted
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

DNS records

Reverse DNS (PTR)
112-137-64-86.jcomnet.j-cnet.jp
Forward-confirmed (FCrDNS)
✗ Mismatch
PTR TTL
86400 s
Reverse DNS last checked
2026-09-10 12:22 UTC
Forward DNS last checked
2026-09-10 12:22 UTC

Forward DNS records for 112-137-64-86.jcomnet.j-cnet.jp

TypeValuePriorityTTL
A 112.137.64.86 172800s
every IP & sub-domain we've seen under this domain

Reverse & forward DNS collected by the WorldIP scanner fleet — FCrDNS confirms the PTR hostname resolves back to this IP.

Network Allocation for 112.137.64.86

CIDR range
112.137.64.0/20
IP range (int)
1,888,043,008 — 1,888,047,103
Prefix length
/20
Organization
JCOM Co., Ltd.
ASN
AS4721
ASN name
JCOM Co., Ltd.
Location
Nagareyama, Chiba, Japan
Coordinates
35.837300, 139.913800
Accuracy radius
5 km
Postal code
270-0161
Regional Internet Registry
APNIC
Allocated
2009-02-04
Data source(s)
maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
Last updated
2026-09-10 05:23:35

Origin AS announcing the most-specific prefix that covers this IP, observed across our RIPE RIS collectors.

Announced prefix
Origin AS
Announcement samples
9,371
Last seen
2026-09-10 20:46:39

Frequently Asked Questions

Who owns 112.137.64.86?

112.137.64.86 is allocated to JCOM Co., Ltd. (AS4721), registered in Nagareyama, Japan.

Where is 112.137.64.86 located?

The geolocation for 112.137.64.86 maps to Nagareyama, 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 112.137.64.86 on?

112.137.64.86 belongs to the 112.137.64.0/20 network block announced by AS4721. This range contains 4,096 addresses.

Does 112.137.64.86 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.

Related

Last updated: 2026-09-10 17:59:12 UTC
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