CF1763379492558-tsm20251116095642

MXLIST.NET - b.0.4.7.5.b.6.c.0.0.0.0.0.0.0.0.0.0.0.0.f.f.f.f.7.8.a.f.4.0.a.2.ip6.arpa

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b.0.4.7.5.b.6.c.0.0.0.0.0.0.0.0.0.0.0.0.f.f.f.f.7.8.a.f.4.0.a.2.ip6.arpa checked at 2025-11-17T11:38:12.528Z 382ms 20/20/20 100% R:9 allDone:true timedOut:false

b.0.4.7.5.b.6.c.0.0.0.0.0.0.0.0.0.0.0.0.f.f.f.f.7.8.a.f.4.0.a.2.ip6.arpa

PTRns1.tumblr.com
A2a04:fa87:ffff::c6b5:740b 🇮🇪 Automattic
PTRns1.tumblr.com
A198.181.116.11🇺🇸 Automattic
PTRns1.tumblr.com

0.4.7.5.b.6.c.0.0.0.0.0.0.0.0.0.0.0.0.f.f.f.f.7.8.a.f.4.0.a.2.ip6.arpa

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Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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