HomeASN LookupAS3257Prefixes

AS3257 Announced Prefixes - page 4

2,009 prefixes originated in BGP by AS3257 GTT BACKBONE GTT Communications.

Prefixes 301-400

PrefixRPKIIRRLast Seen
65.86.92.0/23No ROA-2026-10-12
65.86.94.0/24No ROA-2026-10-12
65.86.95.0/24No ROA-2026-10-12
65.111.64.0/19No ROAARIN2026-10-12
65.175.0.0/18No ROA-2026-10-12
65.175.51.0/24No ROA-2026-10-12
66.7.128.0/18No ROA-2026-10-12
66.17.64.0/21 ValidARIN2026-10-12
66.17.80.0/20No ROAARIN2026-10-12
66.17.128.0/17No ROA-2026-10-12
66.54.128.0/17No ROA-2026-10-12
66.80.0.0/16No ROAOther IRR2026-10-12
66.80.120.0/24 ValidARIN2026-10-12
66.80.124.0/24 ValidARIN2026-10-12
66.80.126.0/24 Invalid-2026-10-12
66.80.127.0/24 Invalid-2026-10-12
66.80.129.0/24No ROA-2026-10-12
66.80.132.0/24 Invalid-2026-10-12
66.80.133.0/24 Invalid-2026-10-12
66.80.134.0/24No ROA-2026-10-12
66.80.169.0/24No ROA-2026-10-12
66.80.170.0/24 Invalid-2026-10-12
66.80.171.0/24 Invalid-2026-10-12
66.80.172.0/22 Invalid-2026-10-12
66.92.0.0/15No ROAOther IRR2026-10-12
66.92.6.0/23 ValidARIN2026-10-12
66.92.26.0/23 ValidARIN2026-10-12
66.92.32.0/23 ValidARIN2026-10-12
66.92.34.0/24 ValidARIN2026-10-12
66.92.40.0/22 ValidARIN2026-10-12
66.92.44.0/23 ValidARIN2026-10-12
66.92.47.0/24 ValidARIN2026-10-12
66.92.48.0/23 ValidARIN2026-10-12
66.92.51.0/24 ValidARIN2026-10-12
66.92.52.0/24 ValidARIN2026-10-12
66.92.53.0/24 ValidARIN, Other IRR2026-10-12
66.92.56.0/23 ValidARIN2026-10-12
66.92.63.0/24 ValidARIN2026-10-12
66.92.65.0/24 ValidARIN2026-10-12
66.92.66.0/23 ValidARIN2026-10-12
66.92.158.0/24 ValidARIN2026-10-12
66.92.162.0/24 ValidARIN2026-10-12
66.92.166.0/23 ValidARIN2026-10-12
66.92.169.0/24 ValidARIN2026-10-12
66.92.177.0/24 ValidARIN2026-10-12
66.92.179.0/24 ValidARIN2026-10-12
66.92.182.0/24 ValidARIN2026-10-12
66.92.188.0/23 ValidARIN2026-10-12
66.92.190.0/24 ValidARIN2026-10-12
66.92.192.0/24 ValidARIN2026-10-12
66.92.201.0/24 ValidARIN2026-10-12
66.92.215.0/24 ValidARIN2026-10-12
66.92.221.0/24 ValidARIN2026-10-12
66.92.222.0/24 ValidARIN2026-10-12
66.92.225.0/24No ROA-2026-10-12
66.92.226.0/24No ROA-2026-10-12
66.92.227.0/24No ROA-2026-10-12
66.92.228.0/24No ROA-2026-10-12
66.92.229.0/24No ROA-2026-10-12
66.92.230.0/24No ROA-2026-10-12
66.92.231.0/24No ROA-2026-10-12
66.92.244.0/24 ValidARIN2026-10-12
66.92.248.0/24 ValidARIN2026-10-12
66.92.252.0/24 ValidARIN2026-10-12
66.92.254.0/24 ValidARIN2026-10-12
66.93.16.0/23 ValidARIN2026-10-12
66.93.26.0/23 ValidARIN2026-10-12
66.93.54.0/23 ValidARIN2026-10-12
66.93.67.0/24 ValidARIN2026-10-12
66.93.70.0/24 ValidARIN2026-10-12
66.93.73.0/24 ValidARIN2026-10-12
66.93.77.0/24 ValidARIN2026-10-12
66.93.82.0/24 ValidARIN2026-10-12
66.93.83.0/24 ValidARIN2026-10-12
66.93.84.0/24No ROA-2026-10-12
66.93.85.0/24No ROA-2026-10-12
66.93.86.0/24No ROA-2026-10-12
66.93.144.0/23 ValidARIN2026-10-12
66.93.148.0/23 ValidARIN2026-10-12
66.93.152.0/23 ValidARIN2026-10-12
66.93.240.0/24No ROA-2026-10-12
66.93.241.0/24No ROA-2026-10-12
66.93.242.0/24No ROA-2026-10-12
66.93.243.0/24No ROA-2026-10-12
66.93.244.0/24No ROA-2026-10-12
66.93.245.0/24No ROA-2026-10-12
66.95.0.0/16No ROAOther IRR2026-10-12
66.95.192.0/23 ValidARIN2026-10-12
66.134.0.0/16No ROAOther IRR2026-10-12
66.134.66.0/23 Invalid-2026-10-12
66.134.74.0/24No ROA-2026-10-12
66.134.88.0/23 Invalid-2026-10-12
66.134.92.0/23 Invalid-2026-10-12
66.166.0.0/15No ROAOther IRR2026-10-12
66.167.6.0/23 Invalid-2026-10-12
66.167.15.0/24 ValidARIN2026-10-12
66.167.80.0/23 Invalid-2026-10-12
66.167.90.0/24 ValidARIN2026-10-12
66.167.147.0/24 ValidARIN2026-10-12
66.167.166.0/24 ValidARIN2026-10-12