206208 looking glass

205.240.0.0/13 no ROA

Announced by AS174 Cogent Communications, LLC.

Origin

Origin ASRPKI Peers seeing itSample path First seenLast seen
AS174 Cogent Communications, LLC no ROA 41 34549174 2026-09-18 2026-09-20

RPKI

No ROA covers this prefix

No ROA covers this prefix, so origin validation returns "unknown". That is not a fault; most of the table is still unsigned.

Registry

Who this address space is delegated to, regardless of whether it is routed

Delegated block
205.240.0.0/13
RIR
ARIN
Country
🇺🇸 US
Status
allocated
Allocated
1995-04-24

Less specific routes

Announced prefixes that contain this one

Nothing less specific is announced.

More specific routes

82 announced prefixes inside this one

Prefix Origin RPKI Peers First seen
205.240.0.0/20 v4 AS3364 Computer Systems Design Company no ROA 43 2026-09-18
205.240.34.0/23 v4 AS19901 Brightspeed no ROA 43 2026-09-18
205.240.36.0/22 v4 AS209 Lumen (ex. Qwest) no ROA 43 2026-09-18
205.240.42.0/23 v4 AS6222 CenturyLink Communications, LLC no ROA 43 2026-09-18
205.240.128.0/20 v4 AS8025 BrightNet Oklahoma no ROA 42 2026-09-18
205.240.192.0/20 v4 AS6079 Astound (fka. RCN) no ROA 43 2026-09-18
205.240.208.0/20 v4 AS6079 Astound (fka. RCN) no ROA 43 2026-09-18
205.240.224.0/20 v4 AS6079 Astound (fka. RCN) no ROA 43 2026-09-18
205.240.240.0/20 v4 AS6079 Astound (fka. RCN) no ROA 43 2026-09-18
205.241.40.0/24 v4 AS23005 SWITCH, LTD no ROA 42 2026-09-18
205.241.51.0/24 v4 AS174 Cogent Communications, LLC no ROA 41 2026-09-18
205.241.64.0/20 v4 AS6079 Astound (fka. RCN) no ROA 43 2026-09-18
205.241.80.0/20 v4 AS6079 Astound (fka. RCN) no ROA 43 2026-09-18
205.241.96.0/20 v4 AS6079 Astound (fka. RCN) no ROA 43 2026-09-18
205.241.112.0/20 v4 AS6079 Astound (fka. RCN) no ROA 43 2026-09-18
205.241.128.0/19 v4 AS1299 Arelion (fka. Telia Carrier) no ROA 42 2026-09-18
205.241.160.0/19 v4 AS1299 Arelion (fka. Telia Carrier) no ROA 42 2026-09-18
205.241.192.0/19 v4 AS1299 Arelion (fka. Telia Carrier) no ROA 42 2026-09-18
205.241.224.0/19 v4 AS1299 Arelion (fka. Telia Carrier) no ROA 42 2026-09-18
205.241.240.0/20 v4 AS4637 Telstra International Limited no ROA 41 2026-09-18
205.242.92.0/23 v4 AS6428 CDM no ROA 43 2026-09-18
205.242.92.0/24 v4 AS6428 CDM no ROA 43 2026-09-18
205.242.93.0/24 v4 AS6428 CDM no ROA 43 2026-09-18
205.242.176.0/24 v4 AS6428 CDM no ROA 43 2026-09-18
205.242.177.0/24 v4 AS6428 CDM no ROA 43 2026-09-18
205.242.178.0/24 v4 AS6428 CDM no ROA 43 2026-09-18
205.242.179.0/24 v4 AS6428 CDM no ROA 43 2026-09-18
205.242.180.0/24 v4 AS6428 CDM no ROA 43 2026-09-18
205.242.181.0/24 v4 AS6428 CDM no ROA 43 2026-09-18
205.242.182.0/24 v4 AS6428 CDM no ROA 43 2026-09-18
205.242.183.0/24 v4 AS6428 CDM no ROA 43 2026-09-18
205.242.184.0/21 v4 AS6428 CDM no ROA 43 2026-09-18
205.242.184.0/24 v4 AS6428 CDM no ROA 43 2026-09-18
205.242.185.0/24 v4 AS6428 CDM no ROA 43 2026-09-18
205.242.186.0/24 v4 AS6428 CDM no ROA 43 2026-09-18
205.242.187.0/24 v4 AS6428 CDM no ROA 43 2026-09-18
205.242.188.0/24 v4 AS6428 CDM no ROA 43 2026-09-18
205.242.189.0/24 v4 AS6428 CDM no ROA 43 2026-09-18
205.242.190.0/24 v4 AS6428 CDM no ROA 43 2026-09-18
205.242.191.0/24 v4 AS6428 CDM no ROA 43 2026-09-18
205.242.230.0/23 v4 AS13676 GoNetSpeed no ROA 47 2026-09-18
205.242.230.0/24 v4 AS13676 GoNetSpeed no ROA 41 2026-09-18
205.243.61.0/24 v4 AS174 Cogent Communications, LLC no ROA 34 2026-09-18
205.243.61.0/24 v4 AS328867 Corebach Backbone SARL no ROA 8 2026-09-18
205.243.64.0/21 v4 AS40508 Mid America Nazarene University no ROA 41 2026-09-18
205.243.71.0/24 v4 AS40508 Mid America Nazarene University no ROA 41 2026-09-18
205.243.72.0/23 v4 AS11924 Montana Opticom, LLC no ROA 42 2026-09-18
205.243.112.0/23 v4 AS17301 Fastenal Company no ROA 46 2026-09-18
205.243.114.0/23 v4 AS14828 Hiawatha Broadband Communications, Inc no ROA 48 2026-09-18
205.243.116.0/22 v4 AS14828 Hiawatha Broadband Communications, Inc no ROA 48 2026-09-18
205.243.120.0/21 v4 AS14828 Hiawatha Broadband Communications, Inc no ROA 48 2026-09-18
205.244.110.0/24 v4 AS5778 CenturyLink Communications, LLC no ROA 43 2026-09-18
205.244.148.0/22 v4 AS14813 Columbus Telecommunications (Barbados) Limited no ROA 40 2026-09-18
205.244.148.0/23 v4 AS14813 Columbus Telecommunications (Barbados) Limited no ROA 40 2026-09-18
205.244.148.0/24 v4 AS14813 Columbus Telecommunications (Barbados) Limited no ROA 40 2026-09-18
205.244.149.0/24 v4 AS14813 Columbus Telecommunications (Barbados) Limited no ROA 40 2026-09-18
205.244.150.0/23 v4 AS14813 Columbus Telecommunications (Barbados) Limited no ROA 40 2026-09-18
205.244.150.0/24 v4 AS14813 Columbus Telecommunications (Barbados) Limited no ROA 40 2026-09-18
205.244.151.0/24 v4 AS14813 Columbus Telecommunications (Barbados) Limited no ROA 40 2026-09-18
205.244.194.0/23 v4 AS209 Lumen (ex. Qwest) no ROA 43 2026-09-18
205.245.0.0/18 v4 AS2379 CenturyLink Communications, LLC no ROA 43 2026-09-18
205.245.2.0/24 v4 AS209 Lumen (ex. Qwest) no ROA 43 2026-09-18
205.245.41.0/24 v4 AS209 Lumen (ex. Qwest) no ROA 43 2026-09-18
205.245.44.0/24 v4 AS2379 CenturyLink Communications, LLC no ROA 43 2026-09-18
205.245.84.0/24 v4 AS400807 BRYAN MUNICIPAL UTILITIES no ROA 41 2026-09-18
205.245.85.0/24 v4 AS400807 BRYAN MUNICIPAL UTILITIES no ROA 41 2026-09-18
205.245.89.0/24 v4 AS18571 The Western Reserve Mutual Casualty Company no ROA 42 2026-09-18
205.246.18.0/24 v4 AS19643 Network Synergy Corporation no ROA 45 2026-09-18
205.246.28.0/24 v4 AS46567 Border States Industries no ROA 47 2026-09-18
205.246.64.0/20 v4 AS6079 Astound (fka. RCN) RPKI valid 43 2026-09-18
205.246.80.0/20 v4 AS6079 Astound (fka. RCN) no ROA 43 2026-09-18
205.246.96.0/20 v4 AS6079 Astound (fka. RCN) no ROA 43 2026-09-18
205.246.112.0/20 v4 AS6079 Astound (fka. RCN) no ROA 43 2026-09-18
205.246.165.0/24 v4 AS174 Cogent Communications, LLC no ROA 41 2026-09-18
205.247.0.0/20 v4 AS3257 GTT Communications Inc. no ROA 43 2026-09-18
205.247.24.0/22 v4 AS11140 Behr Process no ROA 41 2026-09-18
205.247.26.0/24 v4 AS11140 Behr Process no ROA 42 2026-09-18
205.247.31.0/24 v4 AS15065 Slic Network Solutions, Inc no ROA 31 2026-09-18
205.247.31.0/24 v4 AS11722 Slic Network Solutions, Inc no ROA 10 2026-09-18
205.247.204.0/24 v4 AS26077 Nextlink Broadband no ROA 42 2026-09-18
205.247.247.0/24 v4 AS6222 CenturyLink Communications, LLC no ROA 43 2026-09-18
205.247.251.0/24 v4 AS6222 CenturyLink Communications, LLC no ROA 43 2026-09-18