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CIDR
/19 · 8.2K IPs
ASN
Consortium GARR
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 v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Network Allocation for 157.138.128.156

CIDR range
157.138.128.0/19
IP range (int)
2,643,099,648 — 2,643,107,839
Prefix length
/19
Organization
Consortium GARR
ASN
AS137
ASN name
Consortium GARR
Location
Mestre, Veneto, Italy
Coordinates
45.493700, 12.245000
Accuracy radius
20 km
Postal code
30172
Regional Internet Registry
ARIN
Allocated
2004-04-07
Data source(s)
maxmind_city, maxmind_asn, maxmind_country, ipinfo_lite
Last updated
2026-07-28 04:08:41

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

Announced prefix
Origin AS
Announcement samples
7,323
Last seen
2026-07-29 14:55:12

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 New Allocation IT

See the full history for 157.138.0.0/16.

Frequently Asked Questions

Who owns 157.138.128.156?

157.138.128.156 is allocated to Consortium GARR (AS137), registered in Mestre, Italy.

Where is 157.138.128.156 located?

The geolocation for 157.138.128.156 maps to Mestre, Italy 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 157.138.128.156 on?

157.138.128.156 belongs to the 157.138.128.0/19 network block announced by AS137. This range contains 8,192 addresses.

Does 157.138.128.156 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: 2026-07-29 15:19:32 UTC
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