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CIDR
/21 · 2.0K IPs
ASN
Sony Network Taiwan Limited
Reverse DNS
219-84-8-90-adsl-tpe.dynamic.so-net.net.tw
Last scanned 10 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)
219-84-8-90-adsl-tpe.dynamic.so-net.net.tw
Forward-confirmed (FCrDNS)
✓ Confirmed
PTR TTL
3600 s
Reverse DNS last checked
2026-07-23 09:49 UTC
Forward DNS last checked
2026-07-23 09:49 UTC
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 219.84.8.90

CIDR range
219.84.8.0/21
IP range (int)
3,679,717,376 — 3,679,719,423
Prefix length
/21
Organization
Sony Network Taiwan Limited
ASN
AS18182
ASN name
Sony Network Taiwan Limited
Location
Taichung, Taichung City, Taiwan
Coordinates
24.144000, 120.684400
Accuracy radius
5 km
Regional Internet Registry
APNIC
Allocated
2003-11-25
Data source(s)
maxmind_city, maxmind_asn, ipinfo_lite, maxmind_country
Last updated
2026-07-21 04:10:43

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

Announced prefix
Origin AS
Announcement samples
4,912
Last seen
2026-07-23 20:13:14

Frequently Asked Questions

Who owns 219.84.8.90?

219.84.8.90 is allocated to Sony Network Taiwan Limited (AS18182), registered in Taichung, Taiwan.

Where is 219.84.8.90 located?

The geolocation for 219.84.8.90 maps to Taichung, Taiwan 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 219.84.8.90 on?

219.84.8.90 belongs to the 219.84.8.0/21 network block announced by AS18182. This range contains 2,048 addresses.

Does 219.84.8.90 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: 2026-07-23 20:38:53 UTC
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