IPv6 Address
2001:1900:2100::44fa
Address details
| Canonical | 2001:1900:2100::44fa |
| Type | Global Unicast |
| Scope | global |
| Reverse DNS (PTR) | resolving… |
| .ip6.arpa | a.f.4.4.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.2.0.0.9.1.1.0.0.2.ip6.arpa |
| Privacy relay | checking… |
Containing prefixes
| /32 (RIR allocation) | 2001:1900::/32 |
| /48 (site allocation) | 2001:1900:2100::/48 |
| /56 (residential subnet) | 2001:1900:2100::/56 |
| /64 (endpoint subnet) | 2001:1900:2100::/64 |
Network & location
| ASN | AS3356 Level 3 Parent, LLC |
| Organization | Level 3 Parent, LLC isp |
| Location | Arizona, United States |
| Network (CIDR) | 2001:1900:2100::4400/119 |
| Scanned PTR (WorldIP) | Not yet scanned by WorldIP |
Location and ASN come from MaxMind GeoLite2 and ipinfo Lite (build of 2026-09-30), 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
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Related tools & guides
Last updated: 1790827393 UTC
