81.181.0.0/16
89 assigned ranges in this /16.
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 81.181.8.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.9.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.13.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.14.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.16.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.20.0/24 | Cyprus (100%) | 1 | 1 | 1 |
| 81.181.24.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.26.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.30.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.31.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.32.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.44.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.45.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.48.0/24 | United Kingdom (100%) | 1 | 1 | 1 |
| 81.181.51.0/24 | Australia (100%) | 1 | 1 | 1 |
| 81.181.64.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.65.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.66.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.68.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.70.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.71.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.72.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.74.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.76.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.77.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.78.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.81.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.84.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.85.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.86.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.87.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.88.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.101.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.102.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.104.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.112.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.113.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.114.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.128.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.129.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.130.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.131.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.132.0/24 | Netherlands (100%) | 1 | 1 | 1 |
| 81.181.144.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.145.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.147.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.160.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.162.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.164.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.165.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.166.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.167.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.168.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.170.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.172.0/24 | United States (100%) | 1 | 1 | 1 |
| 81.181.173.0/24 | Finland (100%) | 1 | 1 | 1 |
| 81.181.174.0/24 | Netherlands (100%) | 1 | 1 | 1 |
| 81.181.175.0/24 | United States (100%) | 1 | 1 | 1 |
| 81.181.180.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.181.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.188.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.190.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.191.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.193.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.194.0/24 | Moldova (100%) | 1 | 1 | 1 |
| 81.181.195.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.196.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.198.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.200.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.202.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.204.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.206.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.207.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.232.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.234.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.236.0/24 | United States (100%) | 1 | 1 | 1 |
| 81.181.240.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.241.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.242.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.243.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.244.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.245.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.246.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.247.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.248.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.249.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.250.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.251.0/24 | Romania (100%) | 1 | 1 | 1 |
| 81.181.252.0/24 | Romania (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|---|---|---|
81.181.8.0 – 81.181.8.255 | AS59590 | LINKZONE MEDIA S.R.L. | RO |
81.181.9.0 – 81.181.9.255 | AS215417 | TIA CONECT SRL | RO |
81.181.13.0 – 81.181.13.255 | AS34353 | Netex Consulting SRL | RO |
81.181.14.0 – 81.181.15.255 | AS9009 | M247 Europe SRL | RO |
81.181.16.0 – 81.181.19.255 | AS12302 | Vodafone Romania S.A. | RO |
81.181.20.0 – 81.181.20.255 | AS29171 | N.C. NET-CONNECT (CY) LTD | CY |
81.181.24.0 – 81.181.25.255 | AS8708 | DIGI ROMANIA S.A. | RO |
81.181.26.0 – 81.181.27.255 | AS9009 | M247 Europe SRL | RO |
81.181.30.0 – 81.181.30.255 | AS8708 | DIGI ROMANIA S.A. | RO |
81.181.31.0 – 81.181.31.255 | AS20497 | INTERNIO SYSTEMS SRL | RO |
81.181.32.0 – 81.181.43.255 | AS12302 | Vodafone Romania S.A. | RO |
81.181.44.0 – 81.181.44.255 | AS57180 | Star Net Alba SRL | RO |
81.181.45.0 – 81.181.47.255 | AS12302 | Vodafone Romania S.A. | RO |
81.181.48.0 – 81.181.50.255 | AS212238 | Datacamp Limited | GB |
81.181.51.0 – 81.181.51.255 | AS45671 | Servers Australia Pty. Ltd | AU |
74 more ranges in this block.