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IPv4 Address

170.33.12.185

Within
170.33.0.0/16
CIDR
/23 · 512 IPs
ASN
Alibaba Cloud (Singapore) Private Limited
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.

70/100
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 170.33.12.185

CIDR range
170.33.12.0/23
IP range (int)
2,854,292,480 — 2,854,292,991
Prefix length
/23
Organization
Alibaba Cloud Singapore Private Limited
ASN
AS134963
ASN name
Alibaba Cloud (Singapore) Private Limited
Location
Singapore
Coordinates
1.366700, 103.800000
Accuracy radius
1000 km
Regional Internet Registry
ARIN
Allocated
1994-02-03
Data source(s)
ipinfo_lite, maxmind_asn, maxmind_city, maxmind_country
Last updated
2026-07-17 02:56:39

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

Announced prefix
Origin AS
Announcement samples
6,597
Last seen
2026-07-18 10:32:16

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 apnic

See the full history for 170.33.0.0/16.

Frequently Asked Questions

Who owns 170.33.12.185?

170.33.12.185 is allocated to Alibaba Cloud Singapore Private Limited (AS134963), registered in Singapore.

Where is 170.33.12.185 located?

The geolocation for 170.33.12.185 maps to Singapore 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 170.33.12.185 on?

170.33.12.185 belongs to the 170.33.12.0/23 network block announced by AS134963. This range contains 512 addresses.

Does 170.33.12.185 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 10:50:25 UTC
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