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InternetData
IPv4 address

217.28.91.122

An address in Prague, Czechia, announced by Greendata s.r.o. (AS57707). Of our anonymity, network and service databases, it is in Hosting IP.

7 of 22 address-keyed databases hold it

Summary
Company
Greendata s.r.o.
Prefix
217.28.88.0/21
Registered to
FIBER Network s.r.o.
Network type
Hosting
Abuse contact
abuse@fiber.cz
Anycast
No

Anonymity

Whether the address hides someone else: a VPN, Tor, a relay, a proxy pool, or a hosting range.

1 of 8 hold it
Confidence
medium
Last seen
2026-10-17

Ownership

Who holds the address: the AS announcing it, the registry record, the abuse contact and its name in DNS.

4 of 6 hold it
Company
Greendata s.r.o.
Domain
greenhousing.cz
Type
Hosting
Registered in
Czechia
AS number
AS57707
Name
Greendata s.r.o.
Prefix
217.28.88.0/21
RPKI
valid
Type
Hosting
Domain
greenhousing.cz
Registered in
Czechia
Name
FIBER Network s.r.o.
Handle
FIBER-NETWORKS-APA
Organization
ORG-FNs4-RIPE
Status
ASSIGNED PA
Registry
ripe
Domain
fiber.cz
Name
Security dep. FIBER NETWORK s.r.o.
Address
Cimburkova 16, Praha 3
Network
217.28.88.0-217.28.95.255
Not seen inIP RWHOISIP RDNS

Geolocation

Where the address is, and what that place uses.

2 of 2 hold it
City
Prague
Region
Prague
Postal code
110 00
Country
Czechia
Continent
Europe
Coordinates
50.0880, 14.4208
Timezone
Europe/Prague

Network

What kind of network it is on: a mobile carrier, an anycast service, a CDN edge.

0 of 3 hold it

Services

What our own internet-wide measurement found listening on it.

0 of 3 hold it
00 · Evaluate

Test the real build first.

An evaluation license puts a full current build in your hands, with no sampling, so you can measure it against your own traffic before anyone talks about terms.

01 · License

Then license what you use.

Standard, for detection and decisions inside your own product and operations.
Redistribution, when the data ships onward inside what you sell, priced by scope rather than by seat.
Annual terms, a named contact, and monthly, quarterly or yearly payment.