@1miau
My favorite blockexplorer for segWit P2SH addresses is Chainflyer Bitflyer https://chainflyer.bitflyer.jp/Lang/en-US

Name (link)	bech32 supported?	SegWit-Addresses (P2SH) identifyable?*	Usefulness (subjective rating  )	rated by	Comments
__________________________	___________________	___________________________________	_______________________________	____________________	___________________________________
chainflyer.bitflyer.jp	Yes (12/2019)	Yes (12/2019)	7 / 10 Points	Alveus