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CIDR
/24 · 256 IPs
ASN
First Server Limited
Reverse DNS
free.ds
Last scanned 20 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.

75/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

DNS records

Reverse DNS (PTR)
free.ds
Forward-confirmed (FCrDNS)
✗ Mismatch
PTR TTL
3600 s
Reverse DNS last checked
2026-09-25 17:19 UTC
Forward DNS last checked
2026-09-25 17:19 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.

Reverse DNS history

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

  1. free.ds stable — Jun 28, 2026 → present
  2. vm3404802.firstbyte.club stable — Jun 25, 2026 → Jun 28, 2026

Network Allocation for 91.217.76.191

CIDR range
91.217.76.0/24
IP range (int)
1,540,967,424 — 1,540,967,679
Prefix length
/24
Organization
First Server Limited
ASN
AS204339
ASN name
First Server Limited
Location
Helsinki, Uusimaa, Finland
Coordinates
60.171900, 24.934700
Accuracy radius
20 km
Postal code
00221
Regional Internet Registry
RIPE
Allocated
2019-10-03
Data source(s)
maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
Last updated
2026-09-24 05:23:09

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

Announced prefix
Origin AS
Announcement samples
48,086
Last seen
2026-09-25 19:19:36

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 — VG

See the full history for 91.217.76.0/24.

Frequently Asked Questions

Who owns 91.217.76.191?

91.217.76.191 is allocated to First Server Limited (AS204339), registered in Helsinki, Finland.

Where is 91.217.76.191 located?

The geolocation for 91.217.76.191 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 91.217.76.191 on?

91.217.76.191 belongs to the 91.217.76.0/24 network block announced by AS204339. This range contains 256 addresses.

Does 91.217.76.191 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: 2026-09-24 23:41:51 UTC
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