Sri Lanka
Top organizations
| Organization | IPs | Ranges |
|---|---|---|
| Sri Lanka Telecom Internet | 280.3K | 32 |
| Dialog Axiata PLC. | 184.3K | 20 |
| Lanka Education & Research Network, NREN | 34.8K | 3 |
| Lanka Communication Services | 22.8K | 37 |
| Mobitel Pvt Ltd | 17.4K | 7 |
| TATA Communications formerly VSNL is Leading ISP | 12.3K | 13 |
| Hutchison Telecommunications Lanka Private Limited | 4.1K | 6 |
| It Hostline Ltd | 3.1K | 5 |
| Information and Communication Technology Agency of Sri Lanka | 2.3K | 3 |
| 234, Galle Road, Colombo 4 | 2.0K | 2 |
| Ivanov Vitaliy Sergeevich | 2.0K | 5 |
| Cloudflare, Inc. | 1.5K | 5 |
| Tata Communications Lanka Ltd | 1.5K | 5 |
| COMMERCIAL BANK OF CEYLON PLC | 1.3K | 4 |
| Sri Lankan Airlines | 1.3K | 4 |
| Sri Lanka Telecom Ltd | 1.0K | 1 |
| Datacamp Limited | 768 | 2 |
| Nations Trust Banks Plc | 512 | 2 |
| OREL I T Private Limited | 512 | 2 |
| Space Exploration Technologies Corporation | 512 | 1 |
| Sri Lanka Telecom PLC, GLobal Peering | 512 | 1 |
| Bank Of Ceylon | 256 | 1 |
| CEYLON ELECTRICITY BOARD | 256 | 1 |
| GSL Networks Pty LTD | 256 | 1 |
| Hatton National Bank PLC | 256 | 1 |
Top ASNs
| ASN | Name | IPs |
|---|---|---|
| AS9329 | Sri Lanka Telecom Internet | 280.3K |
| AS18001 | Dialog Axiata PLC. | 184.3K |
| AS38229 | Lanka Education & Research Network, NREN | 34.8K |
| AS5087 | Lanka Communication Services | 22.8K |
| AS45356 | Mobitel Pvt Ltd | 17.4K |
| AS4755 | TATA Communications formerly VSNL is Leading ISP | 12.3K |
| AS17470 | Hutchison Telecommunications Lanka (Private) Limited | 4.1K |
| AS44559 | It Hostline Ltd | 3.1K |
| AS132124 | Information and Communication Technology Agency of Sri Lanka | 2.3K |
| AS48031 | Ivanov Vitaliy Sergeevich | 2.0K |
| AS132447 | 234, Galle Road, Colombo 4 | 2.0K |
| AS14789 | Cloudflare, Inc. | 1.5K |
| AS18066 | Tata Communications Lanka Ltd | 1.5K |
| AS17904 | Sri Lankan Airlines | 1.3K |
| AS133051 | COMMERCIAL BANK OF CEYLON PLC | 1.3K |
| AS138984 | Sri Lanka Telecom Ltd | 1.0K |
| AS212238 | Datacamp Limited | 768 |
| AS14593 | Space Exploration Technologies Corporation | 512 |
| AS45489 | Sri Lanka Telecom PLC, GLobal Peering | 512 |
| AS139032 | Nations Trust Banks Plc | 512 |
| AS24222 | OFFICETIGER DATABASE SYSTEMS INDIA PVT LTD | 256 |
| AS58272 | LeaderTelecom B.V. | 256 |
| AS134824 | Tekki Pvt Ltd | 256 |
| AS136934 | Bank Of Ceylon | 256 |
| AS137409 | GSL Networks Pty LTD | 256 |
Regions / states / provinces
Network composition
How Sri Lanka's allocated IPv4 space breaks down by operator type, regional registry, and block size.
| Category | IPv4 | Share |
|---|---|---|
| ISP / Telecom | 270.1K |
56.2%
|
| Enterprise | 175.6K |
36.5%
|
| Academic / Research | 34.8K |
7.2%
|
| Registry | IPv4 | Share |
|---|---|---|
| APNIC | 531.0K |
89.5%
|
| ARIN | 44.3K |
7.5%
|
| RIPE NCC | 13.1K |
2.2%
|
| AFRINIC | 4.4K |
0.7%
|
| LACNIC | 256 |
0.0%
|
Routing & security
Live BGP routing footprint for Sri Lanka from our global collectors, with RPKI route-origin validation coverage.
RPKI-valid % = announced prefixes with a matching Route Origin Authorization. Live routing →
Reverse-DNS, threat intelligence & internet health
How much of Sri Lanka'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 + 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 Sri Lanka?
Sri Lanka has 593,564 IPv4 addresses allocated across 259 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 Sri Lanka?
The top organizations in Sri Lanka by IP allocation include the major ISPs, hosting providers, and enterprises listed above. These 31 organizations collectively manage the majority of the country's IPv4 address space.
How many ASNs operate in Sri Lanka?
Sri Lanka has 32 or more registered Autonomous Systems. Each ASN represents an independently routed network, such as an ISP, cloud provider, or enterprise network.
What continent is Sri Lanka in?
Sri Lanka is located in Asia. IP address allocations in this region are managed by APNIC.
