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CIDR
/20 · 4.1K IPs
ASN
JSC ER-Telecom Holding
Reverse DNS
37x112x63x250.dynamic.bryansk.ertelecom.ru
last known PTR from 2 hr ago
Blocklisted
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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.

83/100
Trusted
How this score is built

Experimental · trust-vectors model v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →

Reverse DNS history

How this IP's reverse DNS (PTR) has changed over time, from our scans.

Reverse-DNS changes between Jun 11, 2026 and Sep 30, 2026 were not recorded; the current PTR is shown from its earliest retained observation.

  1. no PTR — since at least Sep 30, 2026 → present
  2. 37x112x63x250.dynamic.bryansk.ertelecom.ru stable — Jun 11, 2026 → Sep 30, 2026

Network Allocation for 37.112.63.250

CIDR range
37.112.48.0/20
IP range (int)
628,109,312 — 628,113,407
Prefix length
/20
Organization
JSC ER-Telecom Holding
ASN
AS57044
ASN name
JSC ER-Telecom Holding
Location
Bryansk, Bryansk Oblast, Russia
Coordinates
53.271000, 34.321400
Accuracy radius
10 km
Postal code
241519
Regional Internet Registry
RIPE
Allocated
2012-02-09
Data source(s)
maxmind_city, maxmind_asn, ipinfo_lite, maxmind_country
Last updated
2026-09-29 18:48:09

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

Announced prefix
Origin AS
Announcement samples
39,333
Last seen
2026-09-30 08:54:03

Frequently Asked Questions

Who owns 37.112.63.250?

37.112.63.250 is allocated to JSC ER-Telecom Holding (AS57044), registered in Bryansk, Russia.

Where is 37.112.63.250 located?

The geolocation for 37.112.63.250 maps to Bryansk, Russia 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 37.112.63.250 on?

37.112.63.250 belongs to the 37.112.48.0/20 network block announced by AS57044. This range contains 4,096 addresses.

Does 37.112.63.250 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: 2026-09-29 20:35:06 UTC
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