HomeASN LookupAS3257Prefixes

AS3257 Announced Prefixes - page 19

2,010 prefixes originated in BGP by AS3257 GTT BACKBONE GTT Communications.

Prefixes 1,801-1,900

PrefixRPKIIRRLast Seen
213.177.246.0/24 Valid-2026-10-13
213.177.247.0/24 Valid-2026-10-13
213.177.250.0/24 Valid-2026-10-13
213.177.251.0/24 Valid-2026-10-13
213.187.150.0/24 ValidOther IRR2026-10-13
213.193.128.0/18No ROARIPE2026-10-13
213.193.155.0/24No ROA-2026-10-13
213.200.64.0/18 ValidRIPE2026-10-13
213.201.128.0/17No ROARIPE2026-10-13
213.228.192.0/18 ValidRIPE2026-10-13
213.228.196.0/23 Valid-2026-10-13
213.228.199.0/24 Valid-2026-10-13
213.228.233.0/24 Valid-2026-10-13
213.228.239.0/24 ValidRIPE2026-10-13
213.235.0.0/18No ROARIPE2026-10-13
213.251.0.0/18 ValidRIPE2026-10-13
213.254.192.0/18 ValidRIPE2026-10-13
216.27.128.0/18No ROAOther IRR2026-10-13
216.36.64.0/18No ROAOther IRR2026-10-13
216.36.64.0/20 ValidARIN2026-10-13
216.36.80.0/21No ROA-2026-10-13
216.36.88.0/22No ROA-2026-10-13
216.36.92.0/23 ValidARIN2026-10-13
216.36.96.0/19 ValidARIN2026-10-13
216.39.248.0/22 ValidARIN2026-10-13
216.46.64.0/19No ROAOther IRR2026-10-13
216.46.70.0/23 ValidARIN2026-10-13
216.46.88.0/23 ValidARIN2026-10-13
216.52.250.0/23No ROA-2026-10-13
216.73.172.0/22 ValidARIN2026-10-13
216.132.0.0/16No ROAOther IRR2026-10-13
216.132.225.0/24No ROA-2026-10-13
216.133.0.0/17No ROAOther IRR2026-10-13
216.133.128.0/18No ROAOther IRR2026-10-13
216.133.146.0/24 ValidARIN2026-10-13
216.133.147.0/24 ValidARIN2026-10-13
216.133.192.0/19No ROAOther IRR2026-10-13
216.138.64.0/18No ROAARIN2026-10-13
216.145.43.0/24No ROARIPE2026-10-13
216.151.224.0/19No ROAOther IRR2026-10-13
216.170.113.0/24No ROARIPE2026-10-13
216.170.115.0/24No ROARIPE2026-10-13
216.175.128.0/17No ROAOther IRR2026-10-13
216.184.128.0/17No ROAOther IRR2026-10-13
216.193.192.0/18No ROA-2026-10-13
216.221.144.0/20No ROA-2026-10-13
216.224.0.0/18No ROAOther IRR2026-10-13
216.231.32.0/19No ROAOther IRR2026-10-13
216.234.32.0/19No ROAARIN2026-10-13
216.254.0.0/17No ROAOther IRR2026-10-13
216.254.4.0/24 ValidARIN2026-10-13
216.254.88.0/24No ROA-2026-10-13
216.254.89.0/24No ROA-2026-10-13
216.254.90.0/24No ROA-2026-10-13
216.254.91.0/24No ROA-2026-10-13
217.8.192.0/19No ROARIPE2026-10-13
217.22.224.0/19 ValidRIPE2026-10-13
217.66.128.0/21No ROA-2026-10-13
217.79.96.0/19No ROARIPE2026-10-13
217.79.160.0/20 ValidRIPE2026-10-13
217.114.112.0/20No ROA-2026-10-13
217.117.160.0/20 ValidRIPE2026-10-13
217.118.112.0/20 ValidRIPE2026-10-13
217.145.112.0/20No ROARIPE2026-10-13
217.156.175.0/24No ROA-2026-10-13
217.195.224.0/19 ValidRIPE2026-10-13
217.204.0.0/14No ROARIPE2026-10-13
217.204.0.0/21No ROA-2026-10-13
217.204.8.0/23No ROA-2026-10-13
217.204.10.0/24 Invalid-2026-10-13
217.204.12.0/24 Invalid-2026-10-13
217.204.14.0/24 Invalid-2026-10-13
217.204.15.0/24 Invalid-2026-10-13
217.204.16.0/20No ROA-2026-10-13
217.204.32.0/24 Invalid-2026-10-13
217.204.33.0/24 Invalid-2026-10-13
217.204.35.0/24 Invalid-2026-10-13
217.204.60.0/24 Invalid-2026-10-13
217.204.112.0/20No ROA-2026-10-13
217.204.144.0/20No ROA-2026-10-13
217.204.160.0/19No ROA-2026-10-13
217.204.192.0/18No ROA-2026-10-13
217.205.0.0/19No ROA-2026-10-13
217.205.32.0/22No ROA-2026-10-13
217.205.36.0/23No ROA-2026-10-13
217.205.38.0/24No ROA-2026-10-13
217.205.40.0/23No ROA-2026-10-13
217.205.43.0/24No ROA-2026-10-13
217.205.44.0/23No ROA-2026-10-13
217.205.47.0/24No ROA-2026-10-13
217.205.48.0/21No ROA-2026-10-13
217.205.56.0/23No ROA-2026-10-13
217.205.58.0/24No ROA-2026-10-13
217.205.60.0/23No ROA-2026-10-13
217.205.63.0/24No ROA-2026-10-13
217.205.64.0/23No ROA-2026-10-13
217.205.67.0/24No ROA-2026-10-13
217.205.68.0/22No ROA-2026-10-13
217.205.72.0/22No ROA-2026-10-13
217.205.76.0/23No ROA-2026-10-13