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CIDR
/20 · 4.1K IPs
ASN
KDDI CORPORATION
Reverse DNS
aa2021020124d312c065.userreverse.dion.ne.jp
Last scanned 16 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.

86/100
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)
aa2021020124d312c065.userreverse.dion.ne.jp
Forward-confirmed (FCrDNS)
✓ Confirmed
PTR TTL
86400 s
Reverse DNS last checked
2026-09-15 11:55 UTC
Forward DNS last checked
2026-09-15 11:55 UTC

Forward DNS records for aa2021020124d312c065.userreverse.dion.ne.jp

TypeValuePriorityTTL
A 211.18.192.101 3600s
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 211.18.192.101

CIDR range
211.18.192.0/20
IP range (int)
3,541,221,376 — 3,541,225,471
Prefix length
/20
Organization
KDDI CORPORATION
ASN
AS2516
ASN name
KDDI CORPORATION
Location
Nakagyō Ku, Kyoto, Japan
Coordinates
35.013300, 135.748500
Accuracy radius
20 km
Postal code
604-8301
Regional Internet Registry
APNIC
Allocated
1999-11-22
Data source(s)
maxmind_city, maxmind_asn, ipinfo_lite, maxmind_country
Last updated
2026-09-15 04:09:57

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

Announced prefix
Origin AS
Announcement samples
9,817
Last seen
2026-09-15 14:03:12

Frequently Asked Questions

Who owns 211.18.192.101?

211.18.192.101 is allocated to KDDI CORPORATION (AS2516), registered in Nakagyō Ku, Japan.

Where is 211.18.192.101 located?

The geolocation for 211.18.192.101 maps to Nakagyō Ku, 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 211.18.192.101 on?

211.18.192.101 belongs to the 211.18.192.0/20 network block announced by AS2516. This range contains 4,096 addresses.

Does 211.18.192.101 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: 2026-09-15 10:26:26 UTC
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