Velcom
AS42772 (Velcom) announces at least 391 prefixes:
37.17.0.0/17
A1 network
1970-01-01
A1-BELARUS
37.17.0.0-37.17.63.255
37.17.6.0/23
37.17.8.0/21
37.17.16.0/22
37.17.20.0/22
37.17.24.0/21
37.17.32.0/21
37.17.40.0/21
37.17.48.0/20
37.17.64.0/19
37.17.64.0-37.17.127.255
37.17.96.0/20
37.17.112.0/22
37.17.117.0/24
37.17.118.0/24
37.17.119.0/24
37.17.120.0/21
46.53.128.0/21
46.53.128.0-46.53.128.255
46.53.128.0/24
46.53.129.0/24
46.53.129.0-46.53.129.255
46.53.130.0/24
46.53.130.0-46.53.130.255
46.53.131.0/24
46.53.131.0-46.53.131.255
46.53.132.0/24
46.53.132.0-46.53.132.255
46.53.133.0/24
46.53.133.0-46.53.133.255
46.53.134.0/24
46.53.134.0-46.53.134.255
46.53.135.0/24
46.53.135.0-46.53.135.255
46.53.136.0/21
46.53.136.0-46.53.136.255
46.53.136.0/24
46.53.137.0/24
46.53.137.0-46.53.137.255
46.53.138.0/24
46.53.138.0-46.53.138.255
46.53.139.0/24
46.53.139.0-46.53.139.255
46.53.140.0/24
46.53.140.0-46.53.140.255
46.53.141.0/24
46.53.141.0-46.53.141.255
46.53.142.0/24
46.53.142.0-46.53.142.255
46.53.143.0/24
46.53.143.0-46.53.143.255
46.53.144.0/21
46.53.144.0-46.53.144.255
46.53.144.0/24
46.53.145.0/24
46.53.145.0-46.53.145.255
46.53.146.0/24
46.53.146.0-46.53.146.255
46.53.147.0/24
46.53.147.0-46.53.147.255
46.53.148.0/24
46.53.148.0-46.53.148.255
46.53.149.0/24
46.53.149.0-46.53.149.255
46.53.150.0/24
46.53.150.0-46.53.150.255
46.53.151.0/24
46.53.151.0-46.53.151.255
46.53.152.0/21
46.53.152.0-46.53.159.255
46.53.160.0/21
46.53.160.0-46.53.167.255
46.53.163.0/24
46.53.164.0/24
46.53.167.0/24
46.53.168.0/21
46.53.168.0-46.53.175.255
46.53.173.0/24
46.53.174.0/23
46.53.176.0/22
46.53.176.0-46.53.183.255
46.53.180.0/22
46.53.184.0/21
46.53.184.0-46.53.191.255
46.53.189.0/24
46.53.192.0/22
46.53.192.0-46.53.195.255
46.53.192.0/24
46.53.193.0/24
46.53.194.0/24
46.53.195.0/24
46.53.197.0/24
46.53.197.0-46.53.197.255
46.53.198.0/23
46.53.198.0-46.53.199.255
46.53.200.0/22
46.53.200.0-46.53.203.255
46.53.204.0/24
46.53.204.0-46.53.204.255
46.53.205.0/24
46.53.205.0-46.53.205.255
46.53.206.0/24
46.53.206.0-46.53.206.255
46.53.207.0/24
46.53.207.0-46.53.207.255
46.53.208.0/22
46.53.208.0-46.53.211.255
46.53.210.0/24
46.53.211.0/24
46.53.212.0/22
46.53.212.0-46.53.215.255
46.53.216.0/22
46.53.216.0-46.53.223.255
46.53.216.0/24
46.53.217.0/24
46.53.218.0/24
46.53.219.0/24
46.53.220.0/22
46.53.220.0/24
46.53.221.0/24
46.53.222.0/24
46.53.223.0/24
46.53.232.0/21
46.53.232.0-46.53.239.255
46.53.240.0/21
46.53.240.0-46.53.255.255
46.53.248.0/21
46.56.129.0/24
46.56.128.0-46.56.191.255
46.56.130.0/23
46.56.132.0/24
46.56.133.0/24
46.56.134.0/24
46.56.135.0/24
46.56.136.0/23
46.56.138.0/23
46.56.140.0/22
46.56.144.0/20
46.56.160.0/21
46.56.168.0/21
46.56.176.0/20
46.56.176.0/21
46.56.184.0/21
46.56.192.0/21
46.56.192.0-46.56.223.255
46.56.200.0/21
46.56.208.0/24
46.56.209.0/24
46.56.210.0/24
46.56.211.0/24
46.56.212.0/24
46.56.213.0/24
46.56.214.0/23
46.56.216.0/21
46.56.224.0/21
46.56.224.0-46.56.255.255
46.56.232.0/21
46.56.240.0/21
46.56.248.0/21
46.182.48.0/21
46.182.48.0-46.182.51.255
77.74.32.0/21
77.74.32.0-77.74.35.255
77.74.34.0/24
77.74.35.0/24
77.74.36.0/24
A1 network # 2
77.74.36.0-77.74.39.255
77.74.37.0/24
77.74.38.0/24
77.74.39.0/24
87.252.231.0/24
87.252.231.0-87.252.231.255
87.252.239.0/24
87.252.239.0-87.252.239.255
87.252.246.0/24
87.252.246.0-87.252.246.255
87.252.247.0/24
87.252.247.0-87.252.247.255
87.252.248.0/24
87.252.248.0-87.252.248.255
87.252.251.0/24
87.252.251.0-87.252.251.255
87.252.252.0/24
87.252.252.0-87.252.252.255
87.252.254.0/24
87.252.254.0-87.252.254.255
87.252.255.0/24
87.252.255.0-87.252.255.255
91.149.128.0/21
91.149.128.0-91.149.135.255
91.149.128.0/24
91.149.129.0/24
91.149.130.0/24
91.149.131.0/24
91.149.132.0/24
91.149.133.0/24
91.149.134.0/24
91.149.135.0/24
91.149.144.0/21
Belarus ISP Company
AICHYNA
91.149.144.0-91.149.144.255
91.149.152.0/24
91.149.152.0-91.149.152.255
91.149.153.0/24
91.149.153.0-91.149.153.255
91.149.154.0/24
91.149.154.0-91.149.154.255
91.149.162.0/24
91.149.162.0-91.149.162.255
91.149.165.0/24
91.149.165.0-91.149.165.255
91.149.168.0/24
91.149.168.0-91.149.168.255
91.149.169.0/24
91.149.169.0-91.149.169.255
91.149.174.0/24
BY-INTERNETSERVICE-20061116
91.149.128.0-91.149.191.255
91.149.182.0/24
91.149.184.0/24
91.149.185.0/24
91.149.186.0/24
91.149.187.0/24
91.149.188.0/24
91.149.190.0/24
91.149.191.0/24
92.38.64.0/21
A1-NET
92.38.64.0-92.38.79.255
92.38.72.0/21
93.125.0.0/24
93.125.0.0-93.125.0.255
93.125.2.0/24
BY-INTERNETSERVICE-20080415
93.125.0.0-93.125.127.255
93.125.3.0/24
93.125.4.0/24
93.125.5.0/24
93.125.6.0/24
93.125.7.0/24
93.125.8.0/24
93.125.9.0/24
93.125.10.0/24
93.125.10.0-93.125.10.255
93.125.11.0/24
93.125.11.0-93.125.11.255
93.125.12.0/24
93.125.13.0/24
93.125.14.0/24
93.125.15.0/24
93.125.16.0/24
93.125.17.0/24
93.125.28.0/24
93.125.32.0/24
93.125.36.0/24
93.125.37.0/24
93.125.40.0/24
93.125.41.0/24
93.125.46.0/24
93.125.47.0/24
93.125.51.0/24
93.125.55.0/24
93.125.56.0/24
93.125.57.0/24
93.125.62.0/24
93.125.63.0/24
93.125.64.0/24
93.125.65.0/24
93.125.66.0/24
93.125.67.0/24
93.125.68.0/24
93.125.69.0/24
93.125.74.0/24
93.125.80.0/24
93.125.81.0/24
93.125.83.0/24
93.125.84.0/24
93.125.85.0/24
93.125.86.0/24
93.125.100.0/24
93.125.100.0-93.125.100.255
93.125.101.0/24
93.125.101.0-93.125.101.255
93.125.102.0/24
93.125.102.0-93.125.102.255
93.125.103.0/24
93.125.103.0-93.125.103.255
93.125.112.0/24
93.125.112.0-93.125.112.255
93.125.115.0/24
93.125.115.0-93.125.115.255
93.125.116.0/24
93.125.116.0-93.125.116.255
93.125.117.0/24
93.125.117.0-93.125.117.255
93.125.119.0/24
93.125.125.0/24
93.125.127.0/24
93.170.184.0/24
93.170.184.0-93.170.185.255
93.170.185.0/24
93.171.112.0/21
93.171.112.0-93.171.127.255
93.171.120.0/21
93.191.96.0/22
93.191.96.0-93.191.99.255
93.191.100.0/24
93.191.100.0-93.191.103.255
93.191.101.0/24
93.191.102.0/24
93.191.103.0/24
95.46.16.0/22
95.46.16.0-95.46.31.255
95.46.20.0/22
95.46.24.0/22
95.46.46.0/24
95.46.46.0-95.46.46.255
95.46.200.0/21
95.46.200.0-95.46.207.255
95.46.203.0/24
95.46.208.0/24
95.46.208.0-95.46.208.255
128.65.0.0/18
A1 networks
128.65.0.0-128.65.31.255
128.65.0.0/24
128.65.1.0/24
128.65.2.0/23
128.65.4.0/23
128.65.6.0/23
128.65.8.0/21
128.65.16.0/22
128.65.20.0/22
128.65.24.0/21
128.65.24.0/22
128.65.28.0/22
128.65.32.0/21
128.65.32.0-128.65.63.255
128.65.40.0/21
128.65.56.0/22
128.65.60.0/22
128.140.240.0/20
128.140.240.0-128.140.247.255
128.140.240.0/24
128.140.244.0/22
128.140.248.0/22
128.140.248.0-128.140.252.255
146.120.32.0/22
146.120.32.0-146.120.39.255
146.120.36.0/22
146.120.128.0/21
146.120.128.0-146.120.143.255
146.120.136.0/21
146.120.144.0/21
146.120.144.0-146.120.151.255
151.249.128.0/18
151.249.128.0-151.249.191.255
151.249.128.0/21
151.249.136.0/21
151.249.144.0/22
151.249.148.0/22
151.249.152.0/21
151.249.160.0/21
151.249.168.0/21
151.249.176.0/21
151.249.184.0/21
151.249.192.0/22
151.249.192.0-151.249.255.255
151.249.196.0/22
151.249.200.0/21
151.249.208.0/21
151.249.216.0/21
151.249.224.0/21
151.249.232.0/21
151.249.240.0/22
151.249.244.0/23
151.249.244.0/24
151.249.245.0/24
151.249.246.0/23
151.249.246.0/24
151.249.247.0/24
151.249.248.0/21
178.163.128.0/17
178.163.128.0-178.163.191.255
178.163.128.0/24
178.163.129.0/24
178.163.130.0/24
178.163.131.0/24
178.163.132.0/24
178.163.133.0/24
178.163.134.0/24
178.163.135.0/24
178.163.136.0/24
178.163.138.0/24
178.163.140.0/22
178.163.144.0/21
178.163.152.0/21
178.163.160.0/24
178.163.161.0/24
178.163.162.0/24
178.163.163.0/24
178.163.168.0/21
178.163.176.0/21
178.163.184.0/21
178.163.192.0/22
178.163.192.0-178.163.223.255
178.163.196.0/22
178.163.200.0/23
178.163.202.0/23
178.163.204.0/23
178.163.206.0/23
178.163.208.0/21
178.163.216.0/22
178.172.144.0/24
178.172.144.0-178.172.144.255
178.172.145.0/24
178.172.145.0-178.172.145.255
178.172.146.0/24
178.172.146.0-178.172.146.255
178.172.147.0/24
178.172.147.0-178.172.147.255
178.172.151.0/24
178.172.151.0-178.172.151.255
178.172.152.0/24
178.172.152.0-178.172.152.255
178.172.156.0/24
BY-INTERNETSERVICE-20100412
178.172.128.0-178.172.255.255
178.172.157.0/24
178.172.158.0/24
178.172.159.0/24
178.172.176.0/24
178.172.200.0/24
178.172.203.0/24
178.172.205.0/24
178.172.206.0/24
178.172.207.0/24
178.172.209.0/24
178.172.210.0/24
178.172.240.0/24
178.172.241.0/24
185.61.104.0/23
185.61.104.0-185.61.104.255
185.61.105.0/24
185.61.105.0-185.61.105.255
185.61.106.0/23
185.61.106.0-185.61.107.255
195.222.64.0/20
195.222.64.0-195.222.87.255
195.222.64.0/24
195.222.66.0/24
195.222.70.0/24
195.222.71.0/24
195.222.73.0/24
195.222.79.0/24
195.222.80.0/21
195.222.80.0/24
195.222.81.0/24
195.222.82.0/24
195.222.88.0/23
195.222.88.0-195.222.89.255
195.222.90.0/24
195.222.90.0-195.222.91.255
195.222.91.0/24
195.222.92.0/22
195.222.92.0-195.222.95.255
195.222.92.0/24
213.184.224.0/22
213.184.224.0-213.184.224.255
213.184.224.0/24
213.184.225.0/24
213.184.225.0-213.184.225.255
213.184.226.0/24
213.184.226.0-213.184.226.255
213.184.227.0/24
213.184.227.0-213.184.227.255
213.184.230.0/24
213.184.230.0-213.184.230.255
213.184.232.0/24
213.184.232.0-213.184.232.255
213.184.233.0/24
213.184.233.0-213.184.233.255
213.184.244.0/24
213.184.244.0-213.184.244.255
213.184.245.0/24
213.184.245.0-213.184.245.255
213.184.248.0/24
213.184.248.0-213.184.248.255
213.184.249.0/24
213.184.249.0-213.184.249.255
213.184.250.0/24
213.184.250.0-213.184.250.255
213.184.251.0/24
213.184.251.0-213.184.251.255
213.184.252.0/24
213.184.252.0-213.184.252.255
213.184.253.0/24
213.184.253.0-213.184.253.255
213.184.254.0/24
213.184.254.0-213.184.254.255
213.184.255.0/24
213.184.255.0-213.184.255.255
217.21.33.0/24
A1 BLR VOKA Mogilev
217.21.33.0-217.21.33.255
217.21.46.0/24
217.21.46.0-217.21.46.255
217.21.48.0/24
217.21.48.0-217.21.48.255
217.21.51.0/24
217.21.51.0-217.21.51.255
217.21.54.0/24
217.21.54.0-217.21.54.255
217.21.59.0/24
217.21.59.0-217.21.59.255
217.21.60.0/24
217.21.60.0-217.21.60.255
2a00:1760::/32
2a00:1760::-2a00:1760:ffff:ffff:ffff:ffff:ffff:ffff
2a00:1760:8000::/40
2a00:1760:8100::/40
2a00:1761::/32
2a00:1761::-2a00:1761:ffff:ffff:ffff:ffff:ffff:ffff
2a00:1761:a000::/35
2a00:1761:a000::/40
2a00:1761:a100::/40
2a00:1761:a200::/40
2a00:1761:a300::/40
2a00:1762::/32
2a00:1762::-2a00:1762:ffff:ffff:ffff:ffff:ffff:ffff
2a00:1762:8000::/40
2a00:1762:8100::/40
2a00:1763::/32
2a00:1763::-2a00:1763:ffff:ffff:ffff:ffff:ffff:ffff
2a00:1763:8000::/40
2a00:1763:8100::/40
2a00:1765::/32
BY-MDC-20091127
2a00:1760::-2a00:1767:ffff:ffff:ffff:ffff:ffff:ffff
2a00:1765:8000::/40
2a00:1765:8100::/40
2a03:3000::/32
FE "ALTERNATIVNAYA ZIFROVAYA SET" Minsk
ATLANTTELECOMENDUSERS
2a03:3000::-2a03:3000:ffff:ffff:ffff:ffff:ffff:ffff
8
AS39426
ADVCHEMDEVAS
AS42772
Velcom (AS Path prepending)
AS49526
MTB
AS49682
BNB-BANK-AS
AS58076
ASGMSTRBY
AS205820
VDCBY-AS
AS210871
ASVPIDEV
AS212619
ASSAMSOL