Penang · Malaysia
PeeringDB records one exchange in Penang, Malaysia. Penang IX, listed as Penang IX powered by DE-CIX, has 15 participants and is the only peering point in the city. One facility appears, Open DC PE1 - Suntech Penang Cybercity, with 5 networks. An address that geolocates to Penang reflects where an operator registered the block rather than where a device is.
Internet exchanges in Penang
An exchange is a shared switch where networks hand traffic to each other directly. Participant counts come from PeeringDB, where each network maintains its own record.
| Exchange | Participants | Registry carriers peering |
|---|---|---|
Penang IX Penang IX powered by DE-CIX | 15 | none in the registry |
Exchange records: PeeringDB.
Colocation facilities
Buildings where networks put equipment. The network count is how many PeeringDB members list a presence there, which shows where capacity in the city sits.
| Facility | Networks present | Address |
|---|---|---|
| Open DC PE1 - Suntech Penang Cybercity | 5 | Level 12B, Suntech @ Penang Cybercity Lintang Mayang Pasir 3, Bayan Baru |
What a Penang IP address tells you
Penang's recorded peering is a single fabric. Penang IX, listed as Penang IX powered by DE-CIX, holds 15 participants, and no second exchange appears in the city's record. Colocation is thinner, with one facility, Open DC PE1 - Suntech Penang Cybercity, carrying 5 networks. The distance between 15 exchange participants and 5 facility networks means many members reach the fabric from space PeeringDB does not record here. No Malaysian mobile carrier ASN appears on the participant list.
An address that geolocates to Penang can carry traffic from anywhere its operator serves. Malaysian networks register address blocks against one office address, and geolocation databases read that record, so a block held by a national operator picks up whichever city the paperwork names. Mobile subscribers add another step, because their traffic leaves through a small set of gateways, and a phone far from the island can appear at an address filed in Penang, or the reverse.
The origin ASN on the prefix answers more than the city field does. Look it up along with the netname on the registry object, then see whether that network is among the 15 members of Penang IX or the 5 networks in Open DC PE1 - Suntech Penang Cybercity. A prefix originated by a mobile operator tells you the traffic is mobile, and it tells you nothing about which town the handset is in.
Questions
Which internet exchanges are in Penang?
PeeringDB records one, Penang IX, listed as Penang IX powered by DE-CIX, with 15 participants. No other exchange appears in the city's record, so networks in Penang that want more peering options connect to fabrics recorded elsewhere in Malaysia.
Do Malaysian mobile carriers peer in Penang?
The record shows none. No mobile ASN from Malaysia's carrier registry appears among the 15 participants at Penang IX. Carriers can still move traffic through the city over private links, which PeeringDB does not publish, so absence from the list is not absence from the city.
Does an IP that geolocates to Penang mean the device is there?
No. The city comes from the operator's own registry entry, which geolocation databases copy. A national operator can announce a Penang-registered block to customers across Malaysia, and mobile traffic exits through gateways that keep the operator's published location whatever the subscriber's position.
Sources
- PeeringDB - exchanges, participant counts, facilities and network presence, snapshot 2026-09-07
- PROXIES.SX carrier and ASN registry - operator ASNs used to match peering participants