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IPv6 Address

2a03:4000:a:1cb:14aa:dcff:fe17:34cf

Global Unicast Germany AS197540 · netcup GmbH looking up

Address details

Canonical2a03:4000:a:1cb:14aa:dcff:fe17:34cf
TypeGlobal Unicast
Scopeglobal
Reverse DNS (PTR) resolving…
.ip6.arpaf.c.4.3.7.1.e.f.f.f.c.d.a.a.4.1.b.c.1.0.a.0.0.0.0.0.0.4.3.0.a.2.ip6.arpa
Privacy relay checking…

Containing prefixes

/32 (RIR allocation) 2a03:4000::/32
/48 (site allocation) 2a03:4000:a::/48
/56 (residential subnet) 2a03:4000:a:100::/56
/64 (endpoint subnet) 2a03:4000:a:1cb::/64

Network & location

ASN AS197540 netcup GmbH
Organization netcup GmbH enterprise
Location Nuremberg, Bavaria, Germany
Network (CIDR) 2a03:4000::/32
Scanned PTR (WorldIP) ptr.34cf.fe17.dcff.14aa.01cb.000a.4000.2a03.static.yourvserver.net ISP-generated

Location and ASN come from MaxMind GeoLite2 and ipinfo Lite (build of 2026-10-15), the same sources as our IPv4 pages. City-level IPv6 geolocation is approximate.

Not available for IPv6: VPN and proxy exit detection, trust score, live BGP origin and RPKI, and hosted domains are IPv4-only on WorldIP. Get this as JSON

RDAP allocation

querying RIR…

Blocklist status

checking blocklists…

Related tools & guides

Last updated: 1792046806 UTC
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