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CIDR
/24 · 256 IPs
ASN
Internet Initiative Japan Inc.
Reverse DNS
219.163.31.150.dy.iij4u.or.jp
Last scanned 7 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)
219.163.31.150.dy.iij4u.or.jp
Forward-confirmed (FCrDNS)
✗ Mismatch
PTR TTL
86400 s
Reverse DNS last checked
2026-09-11 07:31 UTC
Forward DNS last checked
2026-09-11 07:31 UTC

Forward DNS records for 219.163.31.150.dy.iij4u.or.jp

TypeValuePriorityTTL
A 150.31.163.219 172800s
MX bh0.iij.ad.jp 10
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 150.31.163.219

CIDR range
150.31.163.0/24
IP range (int)
2,518,655,744 — 2,518,655,999
Prefix length
/24
Organization
Internet Initiative Japan Inc.
ASN
AS2497
ASN name
Internet Initiative Japan Inc.
Location
Amagasaki Shi, Hy Go, Japan
Coordinates
34.734300, 135.414700
Accuracy radius
20 km
Postal code
660-0000
Regional Internet Registry
APNIC
Allocated
1992-02-10
Data source(s)
maxmind_city, maxmind_asn, ipinfo_lite, maxmind_country
Last updated
2026-09-11 05:24:45

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

Announced prefix
Origin AS
Announcement samples
8,423
Last seen
2026-09-11 14:19:48

Frequently Asked Questions

Who owns 150.31.163.219?

150.31.163.219 is allocated to Internet Initiative Japan Inc. (AS2497), registered in Amagasaki Shi, Japan.

Where is 150.31.163.219 located?

The geolocation for 150.31.163.219 maps to Amagasaki Shi, 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 150.31.163.219 on?

150.31.163.219 belongs to the 150.31.163.0/24 network block announced by AS2497. This range contains 256 addresses.

Does 150.31.163.219 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: 2026-09-11 14:53:59 UTC
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