IP address ranges in Croatia

Croatia holds 3,366 IPv4 segments in the IP99 geolocation database, covering 2,399,309 addresses. In the 4 days to 12 September 2026 we newly captured 8,248 proxy-type addresses there.

Network usage types

The ratio of residential broadband to datacenter address space is the most direct indicator of what kind of proxy risk a region carries: a high datacenter share means datacenter proxies are more likely; a high residential share means home-broadband proxies and dial-up pools are.

Usage typeSegmentsShare
Residential broadband38946.7%
Mobile network24229.1%
Education network738.8%
Datacenter637.6%
Gateway / NAT egress627.4%
Government20.2%
CDN node20.2%

Regions

RegionSegmentsShare
Zagreb1,12433.4%
County of Osijek-Baranja2728.1%
Split-Dalmatia2326.9%
Primorsko-Goranska2146.4%
Zadar2136.3%
Varaždin1404.2%
Sisak-Moslavina1143.4%
Dubrovnik-Neretva1113.3%
Istria1063.1%
Zagreb County982.9%
Međimurje902.7%
Brod-Posavina732.2%
Primorje-Gorski Kotar571.7%
Bjelovar-Bilogora541.6%
Vukovar-Srijem531.6%
Splitsko-Dalmatinska481.4%
Zagrebacka371.1%
Karlovac310.9%
Osjecko-Baranjska300.9%
Šibenik-Knin300.9%
Istarska280.8%
Koprivnica-Križevci270.8%
Dubrovacko-Neretvanska250.7%
Medimurska190.6%
Krapinsko-Zagorska170.5%
Požega-Slavonia170.5%
Krapina-Zagorje140.4%
Virovitica-Podravina140.4%
Sisacko-Moslavacka120.4%
Lika-Senj110.3%
Koprivnicko-Krizevacka100.3%
Grad Zagreb80.2%
Pozesko-Slavonska80.2%
Brodsko-Posavska60.2%
Sibensko-Kniniska60.2%
Licko-Senjska40.1%
Varazdinska30.1%
Virovitick-Podravska30.1%
Bjelovarsko-Bilogorska20.1%
Bjelovarsko-bilogorska zupanija20.1%

Cities

CitySegmentsShare
Zagreb1,10432.8%
Osijek2306.8%
Drenova2005.9%
Zadar1745.2%
Split1263.7%
Varaždin1033.1%
Dubrovnik962.9%
Čakovec732.2%
Kutina601.8%
Slavonski Brod571.7%
Velika Gorica491.5%
Makarska461.4%
Sisak461.4%
Bjelovar411.2%
Pula361.1%
Trogir331.0%
Solin260.8%
Koprivnica220.7%
Šibenik220.7%
Karlovac200.6%

Autonomous systems

An ASN identifies the operator of a network. Addresses under one ASN usually share risk characteristics, which is why risk controls often act on whole ASNs rather than single addresses. Operator names are not published here — the machine-readable identity is the ASN.

ASNSegments
AS53911,491
AS13046301
AS31012215
AS34594188
AS2108158
AS12810140
AS20571459
AS3554951
AS39408939
AS2948535

Look up a single address

Free, no signup: curl https://ip99.com/v1/ip/8.8.8.8 — see the API documentation.