IP Address 91.239.100.100
Geolocation, ISP, ASN, reverse DNS, and network type
91.239.100.100
RESIDENTIAL / ISP
Location
CountryDenmark (DK)
RegionCapital Region
CityCopenhagen
Postal Code2450
Coordinates55.6494, 12.5298
TimezoneEurope/Copenhagen
Network
ISPThomas Steen Rasmussen
OrganizationUNCENSOREDDNS
ASNAS198794 — UNCENSOREDDNS-AS
Reverse DNS (PTR)anycast.censurfridns.dk
IP VersionIPv4
Privacy Signals
Network TypeResidential / ISP
Hosting / DatacenterNo
Proxy / VPN FlagNo
Mobile NetworkNo
Run Tools on This IP
Get this as JSON → GET /api/lookup?ip=91.239.100.100 · API docs
Frequently Asked Questions
Where is IP address 91.239.100.100 located?
91.239.100.100 geolocates to Copenhagen, Capital Region, Denmark (approx. 55.6494, 12.5298), timezone Europe/Copenhagen. IP geolocation reflects where the network announces the address, not a precise physical location.
Who owns IP address 91.239.100.100?
91.239.100.100 is operated by Thomas Steen Rasmussen (organization: UNCENSOREDDNS), announced by autonomous system AS198794 Thomas Steen Rasmussen (UNCENSOREDDNS-AS).
Is 91.239.100.100 a VPN, proxy, or datacenter IP?
91.239.100.100 is not flagged as a proxy or datacenter address; its network classifies as residential / isp. Classification is based on the announcing network (ASN), not real-time traffic analysis.
What is the hostname (reverse DNS) of 91.239.100.100?
The PTR record of 91.239.100.100 resolves to anycast.censurfridns.dk.