WWW.RTSAK.COM - 5.4.12.138.in-addr.arpa

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5.4.12.138.in-addr.arpa checked at 2025-09-20T20:00:00.072Z 66ms 16/16/16 100% R:9

`5.4.12.138.in-addr.arpa`

PTR	`ns1.reedelsevier.com`
		A	138.12.4.5^{🇺🇸 AS32472}
			PTR	`ns1.reedelsevier.com`

`4.12.138.in-addr.arpa`

Starts with same word

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