Bluetooth address vs mac address. g. 11 WiFi interfaces. So, by using the May 15, 2024 · Bluetooth devices carry a special identity code called the BD_ADDR or Bluetooth Device Address. 2. In addition to that, there’s also the difference in security. but how one device can scan other device bluetooth mac address. are you trying to say, bluetooth has private and public mac address (android), uuid (ios). This 48-bit MAC address is typically assigned by the manufacturer and is hard-coded into the device hardware. Jul 4, 2025 · SSID, MAC, and IP Address Interaction: When you connect to a WiFi network, your device’s MAC address gets associated with an SSID (Service Set Identifier), allowing other devices and the router to recognize where to send the data. To the best of our knowledge, we are the first to bring a solution to associate Bluetooth randomized MAC addresses together, denoted as an association strategy. 2: "48-bit universal LAN MAC addresses". The advertisement packet holds the broadcaster’s MAC address and unique service formation. I will update this document if I find my findings have changed. This in itself does not surprise me, as I'm sure the MAC addresses are assigned sequentially. Both Bluetooth low energy android and iOS devices are intended for the intermittent advertisement of the position or its presence. if the device can get mac address of other device than why it doesn't get its own mac address. However we are finding that the mac address being used by the bluetooth advertising is different based on whether the esp32 is running the factory app or the OTA App. MAC addresses are numerical identifiers used for different networking technologies, including Bluetooth. Jan 8, 2015 · Are the MAC addresses of Wi-Fi, Ethernet and Bluetooth devices assigned in the same address space? Or are MAC address unique irrespective of the physical layer? Sep 21, 2015 · What you are referring to Bluetooth Address is what more popularly known as static address which is a randomly generated address while the MAC address is unique and public. Except for one device and I think it might be jailbroken I am not sure (it was a friend's phone). Jul 4, 2017 · Bluetooth mac address Postby imtiaz » Tue Jul 04, 2017 10:18 pm Hi , We are using the default base mac address from BLK 0 of efuse. All devices, apart from iOS, can see a sending device's Bluetooth MAC address. 이 48bit(= 6byte) 숫자는 peer들 사이에서 디바이스를 유일무이하게 식별한다. Are MAC Addresses and WiFi Addresses the Same? May 30, 2022 · The Bluetooth MAC address is a unique identifier assigned to each Bluetooth device. MAC Addr) using “GAP_ConfigDeviceAddr”, Oct 21, 2020 · Bluetooth Smart is also referred to as BLE or Bluetooth Low Energy. May 1, 2016 · How can I find out the mac address of all bluetooth devices the adapter has detected (not necessarily already paired with)? A Bluetooth low energy device is uniquely identified by it's address (in the Android API they call this the MAC address and denote it as colon separated hex values e. They are likely similar because they are assigned at the same time during manufacturing. Apr 2, 2013 · Across thousands of pi's, sorting the records by BLE MAC address will also result in the WLAN and ETH MAC address fields being sorted. Hi, I would like some clarification of the difference between Public and static BLE addresses. Nov 28, 2016 · Bluetooth, like ethernet, has 48-bit MAC addresses, but ZigBee uses 64-bit MAC addresses. I have an off-the-shelf Bluetooth Smart Watch that has a "Static" address type when scanned using BTool. This uniquely identifies the device. io The public address assigned to a device is drawn out of the same IEEE address pool as MAC addresses (e. Jun 14, 2021 · The Bluetooth Device Address (sometimes referred to as a Bluetooth MAC address) is a unique 48-bit identifier assigned to each Bluetooth device by the manufacturer. Is this correct? If yes, we are using “GAP_ConfigDeviceAddr” API to set the Bluetooth address, will this also change the MAC address of the device? If we don’t change the BD_Addr (i. Jun 19, 2017 · @whitedogg13 thanks. Bluetooth Addresses are usually displayed as 6 bytes written in hexadecimal and separated by colons (example - 00:11:22:33:FF:EE). It consists of a series of hexadecimal numbers separated by colons. 3. 16. In turn, Random addresses may be: Resolvable, they are short-lived and renewed periodically with some properties that make the address identifiable to whom . Aug 29, 2022 · A MAC address, or Media Access Control address, is a hardware identifier that helps you find your device on a local network. 2B. A Bluetooth address sometimes referred to as a Bluetooth MAC address, is a 48-bit value that uniquely identifies a Bluetooth device. For example: 00-16-68 or 00-16-68-2B-40-90 or 00:16:68:2B:40:90 or 0016682B4090 or 00. See , 6. Jan 23, 2014 · BLE devices have unique 6 byte Bluetooth addresses just like regular Bluetooth. As I understand both addresses expose the device MAC address - what is the difference between the two? Thanks Check Bluetooth Device Address vendor/manufacturerInstitute of Electrical and Electronics Engineers (IEEE) Jul 27, 2025 · A Bluetooth address, also known as a MAC address, is a unique identifier assigned to a Bluetooth device. This site contains user submitted content, comments and opinions and is for informational purposes only. What is Bluetooth Address (BD_ADDR) Do Bluetooth Devices have MAC address with the same specification as the MAC addresses of the Ethernet and Wi-Fi Network cards? Apr 21, 2025 · Calling it a MAC address isn’t necessarily wrong because like an IEEE MAC address it’s 48-bit in length, and in fact one of the possible values of a Device Address is an IEEE allocated MAC address. A device manufacturer has to purchase a range of MAC addresses from IEEE and can then assign these MAC addresses to his devices. 3 MA-L (ex OUI) registry, Random, that are not uniquely allocated at all. B. for ethernet, Wi-Fi), and therefore it is also commonly referred to as a Bluetooth MAC address. e. Each IEEE LAN (layer-2) type uses MAC addresses, but some use 48-bit MAC addresses, and some use 64-bit MAC addresses. The MAC address is created as per the IEEE 802-2001 standards in accordance with section 9. See full list on novelbits. In the BLE vernacular, "UUID" refers to the identification codes to identify the data types found in the Generic Sep 1, 2025 · Search by Ethernet MAC address, OUI, or Bluetooth device address: Enter complete MAC address or at least first six characters including all leading zeros. Aug 5, 2013 · 0 I am currently working with Bluetooth, and I am wondering if it is allowed (legally speaking) to have, in the field, several bluetooth devices with the MAC address? Background: These bluetooth dongles will never be in discovery mode, and will only be used to check if a smartphone is in the neighbourhood. Each Bluetooth device is Aug 17, 2004 · 이더넷 (Ethernet)의 맥 주소 (MAC Address)와 유사한 블루투스 디바이스의 기본 식별자는 블루투스 디바이스 어드레스 (Bluetooth Device Address)이다. 1. However, BLE can also use "random" addresses which follow a specific format so you can tell when you have a random addresses as opposed to a regular public address. It seems that one of them uses base address + 1. They are an essential part of Bluetooth-based Feb 25, 2024 · Referred to as a Bluetooth MAC address is a 48-bit value that uniquely identifies a Bluetooth device There are two main types of Bluetooth addresses: public and random Public Address § A global fixed address must be registered with the IEEE Follows the same guidelines as MAC address and will have a 48-bit extended unique identifier Random Address § More popular than public ones since they do As per my understanding in BLE case BD_Addr (Bluetooth address) and MAC Address are same. Such a strategy will allow the scientific community to study device mobility despite the Bluetooth MAC randomization process. Is this always correct? Every iPhone/iPad has sequential mac addresses except for the jailbroken ones? If not is there a pattern between bluetooth and wifi mac address? Dec 20, 2018 · As you’d expect, a Bluetooth device has a MAC address assigned to it, however the BD_ADDR (Bluetooth Device Address), at least in my experiments, doesn’t necessarily map to the MAC address you see in, for example, the Window Device Manager properties page for the Bluetooth device. This use is common in most IEEE 802 networking technologies, including Ethernet, Wi-Fi, and Bluetooth Nov 30, 2021 · 2 According to the Bluetooth Specification, each Bluetooth (or more specifically BLE) device can have a public Bluetooth device address which corresponds to the IEEE-assigned MAC address (burned-in MAC address). An MA-M assignment includes medium blocks of EUI-48 and EUI-64 values which can be used as MAC Addresses, Bluetooth Device Addresses, Ethernet Addresses or object identifiers. In the Bluetooth specification, it is referred to as BD_ADDR . 11:aa:22:bb:33:cc). Every device connected to the Internet has one. 90. 아래와 같은 두가지 유형의 디바이스가 있고, 혼자 혹은 둘 다 Do Bluetooth devices have a MAC address? Like a MAC address for LAN connected devices, Bluetooth devices also have an identity address associated with each device. What's surprising is the direction they're sorted in, and the relationship between the hex values. Wit my products the address shows as "Public". Unlike IP addresses, Bluetooth devices do not have IP addresses. 40. In BLE, there are two kinds of addresses: Public, that are IEEE-allocated as per IEEE 802. Apr 25, 2019 · Bluetooth addresses are indeed drawn from the same space as the MAC addresses you might be more familiar with -- those on Ethernet adapters or 802. 68. But to Jul 23, 2024 · This article describes utilizing CPCL BAT file to executed printout of the Bluetooth MAC address automatically after triggering the feed button three times. They have a valid Organizationally Unique Identifier (OUI) obtained from the IEEE Feb 8, 2022 · However, many user interfaces omit the colons when the MAC address needs to be entered into systems. This comes from the Bluetooth Classic part of the specification which does explicitly calls it a MAC address. However, Bluetooth MAC addresses are specific identifiers that apply only to Bluetooth and Bluetooth-enabled devices. Dec 11, 2016 · Wi-if and Bluetooth addresses (also known as MAC addresses for network adapters) are assigned by the manufacturer to be unique for every device so it can be identified on a network uniquely. This unique 48-bit MAC address gets permanently engraved into the Bluetooth radio during production and never changes. To find your Bluetooth address on an iPhone, you can go to Settings, then General, then About, and look for the Bluetooth section. Feb 12, 2020 · It depends on MAC Address (or more correctly, BDADDR) type. BT_ADDR이라고도 한다. Label of a UMTS router with MAC addresses for LAN and WLAN modules A MAC address (medium access control address or media access control address) is a unique identifier assigned to a network interface controller (NIC) for use as a network address in communications within a network segment. All postings and use of the content on this site are subject to the Apple Developer Forums Participation Agreement and Apple provided code is Dec 16, 2014 · Every single device I came across has sequential bluetooth and wifi mac addresses. It also has proximity information of the device mentioned in signal strength. For multiple MAC addresses use our Bulk MAC Address Lookup tool. Apple disclaims any and all liability for the acts, omissions and conduct of any third parties in connection with or related to your use of the site. oskak ahzdz xqebx abzov orszkg xpczql ghnid iofh eaacbth amad