Skip to main content
CIDR
/21 · 2.0K IPs
ASN
ARTERIA Networks Corporation
Reverse DNS
221x247x136x93.ap221.ftth.ucom.ne.jp
Last scanned 4 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 →

Network Allocation for 221.247.136.93

CIDR range
221.247.136.0/21
IP range (int)
3,723,986,944 — 3,723,988,991
Prefix length
/21
Organization
ARTERIA Networks Corporation
ASN
AS17506
ASN name
ARTERIA Networks Corporation
Location
Osaka, Osaka, Japan
Coordinates
34.691000, 135.512400
Accuracy radius
10 km
Postal code
540-0031
Regional Internet Registry
APNIC
Allocated
2003-08-07
Data source(s)
maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
Last updated
2026-09-02 05:26:40

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

Announced prefix
Origin AS
Announcement samples
13,869
Last seen
2026-09-02 15:39:02

Frequently Asked Questions

Who owns 221.247.136.93?

221.247.136.93 is allocated to ARTERIA Networks Corporation (AS17506), registered in Osaka, Japan.

Where is 221.247.136.93 located?

The geolocation for 221.247.136.93 maps to Osaka, 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 221.247.136.93 on?

221.247.136.93 belongs to the 221.247.136.0/21 network block announced by AS17506. This range contains 2,048 addresses.

Does 221.247.136.93 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: 2026-09-02 16:02:51 UTC
Share