WWW.RTSAK.COM - 2.21.131.140.in-addr.arpa

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2.21.131.140.in-addr.arpa checked at 2025-10-12T06:24:47.994Z 655ms 16/16/16 100% R:12

`2.21.131.140.in-addr.arpa`

PTR	`dns.ntua.edu.tw`
		A	140.131.21.2^{🇹🇼 Taiwan Academic Network(TANet)}
			PTR	`dns.ntua.edu.tw`

`21.131.140.in-addr.arpa`

NS dns

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