AS8818

AS8818 is Tusass A/S.

Short answer

AS8818 belongs to Tusass A/S. DB-IP Lite attributes 34,304 IPv4 addresses in 19 ranges and 2 IPv6 ranges to it, all or nearly all of the IPv4 space in Greenland. The number is registered with RIPE NCC in Greenland on 8 Jun 1998.

Facts for AS8818
Operator (DB-IP)Tusass A/S
IPv4 addresses34,304
IPv4 ranges19
IPv6 ranges2
RegistryRIPE NCC
Registered8 Jun 1998
Registry countryGreenland (GL)

Does it publish a geofeed?

We haven’t checked this network’s registry records for a geofeed yet. The Truth Check looks for one live for any address you test.

Shared addresses (CGNAT)

Tusass A/S hasn’t been documented as using carrier-grade NAT in a source we could check. To see whether your own connection is behind it, compare your router’s address on the CGNAT check.

IPv6

DB-IP lists 2 IPv6 ranges for AS8818, so customers can get IPv6 addresses, which databases place separately from IPv4.

Where its IPv4 space is used, according to DB-IP

GL100%
DK0.37%

Share of the network’s IPv4 addresses by DB-IP Country Lite. IP Geolocation by DB-IP.

IP ranges

RangeAs CIDRAddresses
37.18.44.0 – 37.18.47.25537.18.44.0/221,024
37.230.164.0 – 37.230.167.25537.230.164.0/221,024
37.230.214.0 – 37.230.221.25537.230.214.0/23, 37.230.216.0/22 …2,048
46.16.16.0 – 46.16.23.25546.16.16.0/212,048
46.243.151.0 – 46.243.151.25546.243.151.0/24256
88.83.0.0 – 88.83.31.25588.83.0.0/198,192
128.0.70.0 – 128.0.70.255128.0.70.0/24256
178.170.132.0 – 178.170.135.255178.170.132.0/221,024
178.170.147.0 – 178.170.147.255178.170.147.0/24256
178.170.160.0 – 178.170.163.255178.170.160.0/221,024
178.170.199.0 – 178.170.205.255178.170.199.0/24, 178.170.200.0/22 …1,792
178.170.210.0 – 178.170.216.255178.170.210.0/23, 178.170.212.0/22 …1,792
185.18.188.0 – 185.18.191.255185.18.188.0/221,024
185.21.228.0 – 185.21.231.255185.21.228.0/221,024
185.57.160.0 – 185.57.163.255185.57.160.0/221,024
185.93.20.0 – 185.93.23.255185.93.20.0/221,024
185.157.200.0 – 185.157.203.255185.157.200.0/221,024
188.72.71.0 – 188.72.71.255188.72.71.0/24256
194.177.224.0 – 194.177.255.255194.177.224.0/198,192
2a00:1fa8:: – 2a00:1fa8:ffff:ffff:ffff:ffff:ffff:ffff2a00:1fa8::/32IPv6
2a03:fdc0:: – 2a03:fdc0:ffff:ffff:ffff:ffff:ffff:ffff2a03:fdc0::/32IPv6
Showing 19 of 19 IPv4 and 2 of 2 IPv6 ranges All ranges (CSV)

IP Geolocation by DB-IP, ASN Lite, CC BY 4.0.

Using an address from this network? See which sources agree on where it is.

Sources

  1. DB-IP IP to ASN Lite (CC BY 4.0) · checked 3 Nov 2026
  2. NRO RIR delegated-extended statistics · checked 5 Nov 2026