Sri Lanka
Autonomous systems and IP prefixes registered in Sri Lanka.
Registered ASNs
32
IPv4 Prefixes
1,488
IPv6 Prefixes
119
Largest Networksby registered prefixes
| # | ASN | Name | Prefixes |
|---|---|---|---|
| 1 | AS9329 | APNICSLTINT-AS-AP Sri Lanka Telecom Internet | 104 |
| 2 | AS18001 | APNICDIALOG-AS Dialog Axiata PLC. | 39 |
| 3 | AS17470 | APNICHUTCHISON-LK Hutchison Telecommunications Lanka Private Limited | 16 |
| 4 | AS5087 | APNICLANKA-COM Lanka Communication Services | 8 |
| 5 | AS45356 | APNICMOBITEL-LK Mobitel Pvt Ltd | 8 |
| 6 | AS38229 | APNICLEARN-LK Lanka Education & Research Network, NREN | 5 |
| 7 | AS132124 | APNICICTA-LK Information and Communication Technology Agency of Sri Lanka | 4 |
| 8 | AS133051 | APNICCBOCP-AS-AP COMMERCIAL BANK OF CEYLON PLC | 3 |
| 9 | AS139032 | APNICNTBP-AS-AP Nations Trust Banks Plc | 3 |
| 10 | AS18066 | APNICTCLL-AS-AP Tata Communications Lanka Ltd | 2 |
| 11 | AS132447 | APNICHUTCHISON-LK 234, Galle Road, Colombo 4 | 2 |
| 12 | AS134824 | APNICTEKKI-AS-AP Tekki Pvt Ltd | 2 |
| 13 | AS136934 | APNICBOC-AS-AP Bank Of Ceylon | 2 |
| 14 | AS139731 | APNICHNBP-AS-AP Hatton National Bank PLC | 2 |
| 15 | AS45224 | APNICBELLNET-AS-AP Lanka Bell Limited | 1 |
| 16 | AS45489 | APNICSLT-GLOBAL Sri Lanka Telecom PLC, GLobal Peering | 1 |
| 17 | AS131218 | APNICINNODATA-ISOGEN-AS-LK Innodata Lanka Pvt Ltd | 1 |
| 18 | AS136420 | APNICCUMULUS-AS-AP Dialog Broadband Networks Pvt Ltd. | 1 |
| 19 | AS138984 | APNICSLT-NW2 Sri Lanka Telecom Ltd | 1 |
| 20 | AS151362 | APNICDTV-AS-AP DTV | 1 |
| 21 | AS151485 | APNICCEB-AS-AP CEYLON ELECTRICITY BOARD | 1 |
| 22 | AS152325 | APNICLANKAPAY-AS-AP LankaPay Pvt Ltd | 1 |
| 23 | AS204307 | RIPENCCRISHIKESHAN Rishikeshan Lavakumar | 1 |
| 24 | AS17627 | APNICMTT-AS-AP Dialog Broadband Networks Pvt. Ltd. | 0 |
| 25 | AS17770 | APNICDIALOG-LK Dialog Telekom Plc | 0 |
| 26 | AS17904 | APNICSLTASUL-LK Sri Lankan Airlines | 0 |
| 27 | AS45338 | APNICSLIX Sri Lanka Internet Exchange point | 0 |
| 28 | AS45517 | APNICDIALOG-LK Dialog Axiata Plc | 0 |
| 29 | AS131173 | APNICCOLOCIX-IX-AS COLOCIX Internet Exchange | 0 |
| 30 | AS132045 | APNICDIALOG-LK Dialog Axiata Plc | 0 |
| 31 | AS151197 | APNICOITPL-AS-AP OREL I T Private Limited | 0 |
| 32 | AS153563 | APNICOITPL-AS-AP OREL I T Private Limited | 0 |
Threat map: malicious IPs in Sri Lanka
24 flagged IPv4 networks on 2026-10-11, #69 of 179 countries; 42.6 per million allocated IPv4 addresses (#8 by rate).
IP Address Transfers
Last 12 months: 7 registry transfers involving organisations in Sri Lanka, 13K IPv4 addresses.
IPv4 received from
No IPv4 received from other countries.
IPv4 sent to
No IPv4 sent to other countries.
- 203.81.104.0/21Transfer ·
- 203.81.103.0/24Transfer ·
- 203.81.98.0/24Transfer ·
- 203.81.96.0/23Transfer ·
- 119.235.14.0/23Transfer ·
- 119.235.0.0/22Transfer ·
- 113.59.192.0/19Transfer ·
- 119.235.13.0/24inter-RIRTransfer ·
- 119.235.11.0/24Transfer ·
- 203.81.102.0/24Transfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 203.81.104.0/21 | Transfer | |||
| 203.81.103.0/24 | Transfer | |||
| 203.81.98.0/24 | Transfer | |||
| 203.81.96.0/23 | Transfer | |||
| 119.235.14.0/23 | Transfer | |||
| 119.235.0.0/22 | Transfer | |||
| 113.59.192.0/19 | Transfer | |||
| 119.235.13.0/24inter-RIR | Falconet sp. z o.o. | Transfer | ||
| 119.235.11.0/24 | Transfer | |||
| 203.81.102.0/24 | Transfer |