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CIDR
/20 · 4.1K IPs
ASN
MasterDC s.r.o.
Reverse DNS
147.250.185.89.in-addr.arpa
Last scanned 16 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.

81/100
Trusted
How this score is built

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

DNS records

Reverse DNS (PTR)
147.250.185.89.in-addr.arpa
Forward-confirmed (FCrDNS)
✗ Mismatch
PTR TTL
86400 s
Reverse DNS last checked
2026-07-18 19:05 UTC
Forward DNS last checked
2026-07-18 19:05 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 89.185.250.147

CIDR range
89.185.240.0/20
IP range (int)
1,505,357,824 — 1,505,361,919
Prefix length
/20
Organization
MasterDC s.r.o.
ASN
AS24971
ASN name
MasterDC s.r.o.
Location
Czechia
Coordinates
50.084800, 14.411200
Accuracy radius
100 km
Regional Internet Registry
RIPE
Allocated
2006-04-12
Data source(s)
maxmind_city, maxmind_asn, maxmind_country, ipinfo_lite
Last updated
2026-07-11 00:20:21

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

Announced prefix
Origin AS
Announcement samples
6,373
Last seen
2026-07-18 20:06:53

Frequently Asked Questions

Who owns 89.185.250.147?

89.185.250.147 is allocated to MasterDC s.r.o. (AS24971), registered in Czechia.

Where is 89.185.250.147 located?

The geolocation for 89.185.250.147 maps to Czechia 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 89.185.250.147 on?

89.185.250.147 belongs to the 89.185.240.0/20 network block announced by AS24971. This range contains 4,096 addresses.

Does 89.185.250.147 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 17:46:59 UTC
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