This is a universally administered unicast address with a registered vendor prefix.
MAC address48:DA:35:40:00:00
OUI48:DA:35
Vendor addressSphere Com Services Pvt Ltd, F-16-22, pankaj plaza, plot-no-7, Sector - 12, Dwarka, New Delhi - 110075, New Delhi New Delhi Delhi IN 110075
Block range48:DA:35:40:00:00– 48:DA:35:4F:FF:FF
Address capacity1,048,576
TransmissionUnicast: addressed to a single device
AdministrationUniversally administered: its prefix comes from a block registered through the IEEE Registration Authority
RandomizationNot randomized
Derived modified EUI-644A:DA:35:FF:FE:40:00:00
Possible IPv6 link-local derivationfe80::4ada:35ff:fe40:0

The EUI-64 and IPv6 link-local fields are a mathematical derivation from this MAC address. They don't confirm the device currently uses that IPv6 address.

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