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CIDR
/20 · 4.1K IPs
ASN
IDDQD-AS
Reverse DNS
No PTR record
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.

76/100
Moderate
How this score is built

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Network Allocation for 137.163.0.166

CIDR range
137.163.0.0/20
IP range (int)
2,309,160,960 — 2,309,165,055
Prefix length
/20
Organization
HELSINKI City of Helsinki
ASN
AS2026
ASN name
IDDQD-AS
Location
Helsinki, Uusimaa, Finland
Coordinates
60.158000, 24.924000
Accuracy radius
5 km
Postal code
00220
Regional Internet Registry
ARIN
Allocated
1991-03-06
Data source(s)
maxmind_city, maxmind_asn, maxmind_country, ipinfo_lite
Last updated
2026-07-11 09:23:18

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

Announced prefix
Origin AS
Announcement samples
3,356
Last seen
2026-07-18 19:44:20

RIR Ownership History

Atom feed ⇲

Allocation changes captured weekly from regional internet registry (RIR) delegation files for ranges that have contained this IP.

Date Event From To
2026-05-10 RIR Transfer arin ripe

See the full history for 137.163.0.0/16.

Frequently Asked Questions

Who owns 137.163.0.166?

137.163.0.166 is allocated to HELSINKI City of Helsinki (AS2026), registered in Helsinki, Finland.

Where is 137.163.0.166 located?

The geolocation for 137.163.0.166 maps to Helsinki, Finland 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 137.163.0.166 on?

137.163.0.166 belongs to the 137.163.0.0/20 network block announced by AS2026. This range contains 4,096 addresses.

Does 137.163.0.166 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: 2026-07-18 17:31:11 UTC
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