81.187.30.42 — London, England, 🇬🇧 United Kingdom · AS20712 AS20712

PTR

81-187-30-42.ip4.reverse-dns.uk

A record for

`auth.primary-dns.uk`
	A	2001:8b0:0:30::51bb:1e2a
	A	81.187.30.42
`81-187-30-42.ip4.reverse-dns.uk`
	A	81.187.30.42

Previously A record for

auth.primary-dns.co.uk

IP numbers used in conjunction

50%	2001:8b0:0:30::51bb:1e2a

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London, England, 🇬🇧 United Kingdom

^{🇬🇧 AS2071281.187.30.0/23 AAISP}

81.187.30.42 London, England, 🇬🇧 United Kingdom Courtesy of