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Country

Croatia

Europe European Union HR
IPv4 addresses
2,496,877
CIDR ranges
852
Global rank · IPv4
#68 of 250
ASNs
190
Organizations
178
Regions / states
21

Top ASNs

ASNNameIPs
AS5391 Hrvatski Telekom d.d. 1.12M
AS2108 Croatian Academic and Research Network 230.1K
AS31012 A1 Hrvatska d.o.o. 161.0K
AS13046 Hrvatski Telekom d.d. 136.7K
AS205714 Telemach Hrvatska d.o.o. 131.1K
AS12810 A1 Hrvatska d.o.o. 130.8K
AS34594 Telemach Hrvatska d.o.o. 124.7K
AS35549 A1 Hrvatska d.o.o. 52.2K
AS9119 SOFTNET d.o.o. 32.8K
AS29485 A1 Hrvatska d.o.o. 32.8K
AS34362 Terrakom d.o.o. 21.2K
AS25467 Akton d.o.o. 14.8K
AS44377 Magic Net D.o.o. 13.3K
AS25528 A1 Hrvatska d.o.o. 11.5K
AS203964 4Tel Telekomunikacije d.o.o. 7.9K
AS206575 DATABOX d.o.o. 7.4K
AS15994 A1 Hrvatska d.o.o. 6.7K
AS61094 CRATIS d.o.o. 6.4K
AS1886 BT NET d.o.o. za trgovinu i usluge 6.1K
AS44306 OMONIA d.o.o. 5.9K
AS211619 MAXKO d.o.o. 5.9K
AS41454 Optika Kabel TV d.o.o. 5.1K
AS174 Cogent Communications, LLC 4.9K
AS12417 Plus Hosting Grupa d.o.o. 4.9K
AS41336 Financijska agencija 4.9K

Regions / states / provinces

Network composition

How Croatia's allocated IPv4 space breaks down by operator type, regional registry, and block size.

By operator category
CategoryIPv4Share
ISP / Telecom 1.27M
58.7%
Enterprise 652.3K
30.3%
Academic / Research 230.1K
10.7%
Hosting / Cloud 7.2K
0.3%
Government 512
0.0%
Mobile 256
0.0%
By regional registry (RIR)
RegistryIPv4Share
RIPE NCC 2.32M
92.8%
ARIN 163.7K
6.6%
APNIC 11.1K
0.4%
AFRINIC 5.2K
0.2%
LACNIC 767
0.0%
Prefix-size distribution (network ranges by block size)
/8–/15
3
/16–/19
53
/20–/22
116
/23
33
/24
225
/25–/28
102
/29–/32
320

Routing & security

Live BGP routing footprint for Croatia from our global collectors, with RPKI route-origin validation coverage.

Announced prefixes
4,331
Origin ASNs
211
RPKI-valid
40.9%
1,770 of 4,331 ROA-covered

RPKI-valid % = announced prefixes with a matching Route Origin Authorization. Live routing →

Web3 footprint

Croatia hosts 4 observed decentralized-network nodes across 2 networks. It’s a neutral signal — it does not affect the reputation score. See the full web3 node map.

Reverse-DNS, threat intelligence & internet health

How much of Croatia's address space resolves to a hostname, how much appears on public threat blocklists, how widely the population is online, and independent signals of censorship and outages.

Reverse-DNS coverage
104.6%
2.61M IPs with a PTR
Internet adoption
83.6%
of population · 2024
Censorship signal
1.9%
0 confirmed-blocked · 30d
Network outages
1
events · last 90d
Median speed
141 Mbps ↓
62 Mbps ↑ · 60ms
104.6% of allocated IPv4 has a PTR

Reverse-DNS + threat-blocklist footprint from our own scanning & 8 threat-intel feeds. Internet adoption from the World Bank; censorship measurements from OONI; outage detection from IODA / Georgia Tech; connection speed from Cloudflare Radar.

Frequently Asked Questions

How many IPv4 addresses are allocated to Croatia?

Croatia has 2,496,877 IPv4 addresses allocated across 852 network ranges. These allocations are managed by regional internet registries and assigned to organizations operating within the country.

What are the largest internet providers in Croatia?

The top organizations in Croatia by IP allocation include the major ISPs, hosting providers, and enterprises listed above. These 50 organizations collectively manage the majority of the country's IPv4 address space.

How many ASNs operate in Croatia?

Croatia has 50 or more registered Autonomous Systems. Each ASN represents an independently routed network, such as an ISP, cloud provider, or enterprise network.

What continent is Croatia in?

Croatia is located in Europe. IP address allocations in this region are managed by RIPE NCC.

Last updated: 2026-07-18 12:10:33 UTC
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