{"tool":"network-report","status":"warn","input":{"query":"AS1237"},"findings":[{"level":"warn","text":"AS1237 (KREONET-AS-KR-KR) announces 211 IPv4 and 1 IPv6 prefixes.","title":"AS1237 (KREONET-AS-KR-KR) announces 211 IPv4 and 1 IPv6 prefixes.","params":{"query":"AS1237","who":"AS1237 (KREONET-AS-KR-KR)","v4":211,"v6":1}},{"level":"warn","text":"8 of 212 announced prefixes have no ROA (RPKI not found): 147.47.120.0/21, 147.47.124.0/24, 147.47.125.0/24, 202.31.182.0/24, 211.213.190.0/24 (+3).","title":"8 of 212 announced prefixes have no ROA (RPKI not found): 147.47.120.0/21, 147.47.124.0/24, 147.47.125.0/24, 202.31.182.0/24, 211.213.190.0/24 (+3).","params":{"count":8,"total":212,"list":"147.47.120.0/21, 147.47.124.0/24, 147.47.125.0/24, 202.31.182.0/24, 211.213.190.0/24 (+3)","asn":1237},"detail":"Without a ROA, networks cannot tell your routes from a hijack.","fix":"Create a ROA for each at your RIR portal, with origin AS1237 and a max length equal to the prefix length:","record":"147.47.120.0/21 AS1237 max-length /21\n147.47.124.0/24 AS1237 max-length /24\n147.47.125.0/24 AS1237 max-length /24\n202.31.182.0/24 AS1237 max-length /24\n211.213.190.0/24 AS1237 max-length /24\n218.233.7.0/24 AS1237 max-length /24\n218.234.156.0/24 AS1237 max-length /24\n2001:320::/32 AS1237 max-length /32"},{"level":"warn","text":"No public NOC, policy or technical contact.","title":"No public NOC, policy or technical contact.","params":{},"detail":"Other networks use these addresses to set up peering and to reach you during an incident.","fix":"Add a role contact (for example noc@ or peering@ an address you monitor) with visibility Public."}],"data":{"query":"AS1237","kind":"asn","special":null,"allocation":{"rir":"apnic","registry":"APNIC","cc":"KR","country":"South Korea","date":"2002-08-01","status":"allocated","range":"AS1237","opaque_id":"A9149F3E","special":null},"verdict":{"level":"warn","title":":who announces :v4 IPv4 and :v6 IPv6 prefixes.","params":{"query":"AS1237","who":"AS1237 (KREONET-AS-KR-KR)","v4":211,"v6":1}},"seconds":0.10000000000000001,"sections":{"routing":{"status":"warn","findings":[{"level":"pass","title":"AS:asn announces :v4 IPv4 and :v6 IPv6 prefixes.","params":{"asn":1237,"v4":211,"v6":1}},{"tool":["rpki",{"prefix":"147.47.120.0/21","asn":"1237"}],"guide":"create-rpki-roas","level":"warn","title":":count of :total announced prefixes have no ROA (RPKI not found): :list.","params":{"count":8,"total":212,"list":"147.47.120.0/21, 147.47.124.0/24, 147.47.125.0/24, 202.31.182.0/24, 211.213.190.0/24 (+3)","asn":1237},"detail":"Without a ROA, networks cannot tell your routes from a hijack.","fix":"Create a ROA for each at your RIR portal, with origin AS:asn and a max length equal to the prefix length:","record":"147.47.120.0/21 AS1237 max-length /21\n147.47.124.0/24 AS1237 max-length /24\n147.47.125.0/24 AS1237 max-length /24\n202.31.182.0/24 AS1237 max-length /24\n211.213.190.0/24 AS1237 max-length /24\n218.233.7.0/24 AS1237 max-length /24\n218.234.156.0/24 AS1237 max-length /24\n2001:320::/32 AS1237 max-length /32"},{"level":"info","title":":count of :total announced prefixes are RPKI valid.","params":{"count":204,"total":212}},{"level":"pass","title":"Every announced prefix has an IRR route object.","params":[]},{"level":"info","title":":left upstreams and peers, :right downstream networks seen.","params":{"left":4,"right":42}}],"data":{"asn":1237,"holder":"KREONET-AS-KR-KR - 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Mobite Network LLC, US"},{"asn":9318,"power":4,"name":"SK Broadband"}],"left":4,"right":42},"title":"Routing and RPKI","tool":"bgp","tool_input":{"query":"AS1237"},"summary":{"level":"warn","title":":count of :total announced prefixes have no ROA (RPKI not found): :list.","params":{"count":8,"total":212,"list":"147.47.120.0/21, 147.47.124.0/24, 147.47.125.0/24, 202.31.182.0/24, 211.213.190.0/24 (+3)","asn":1237}}},"registration":{"status":"pass","findings":[{"level":"pass","title":"Found at :server.","params":{"server":"rdap.arin.net"}}],"data":{"query":"AS1237","looked_up":"AS1237","kind":"autnum","source":"https://rdap.arin.net/registry/autnum/1237","terms":"https://www.arin.net/resources/registry/whois/tou/","summary":{"Name":"KREONET-AS-KR-KR","Handle":"AS1237","Range":"AS1237","Country":"KR","Status":"active","Abuse contact":"hostmaster@nic.or.kr"},"entities":[{"roles":["abuse"],"kind":"group","name":"IRT-KRNIC-KR","email":"hostmaster@nic.or.kr"},{"roles":["administrative"],"kind":"individual","name":"AS Manager","email":"noc@kreonet.net"},{"roles":["technical"],"kind":"individual","name":"AS Manager","email":"noc@kreonet.net"}],"allocation":{"rir":"apnic","registry":"APNIC","cc":"KR","country":"South Korea","date":"2002-08-01","status":"allocated","range":"AS1237","opaque_id":"A9149F3E","special":null}},"title":"Registration","tool":"whois","tool_input":{"query":"AS1237"},"summary":{"level":"pass","title":"Found at :server.","params":{"server":"rdap.arin.net"}}},"peering":{"status":"warn","findings":[{"level":"pass","title":"AS:asn is in PeeringDB as :name.","params":{"asn":1237,"name":"KREONET"}},{"level":"info","title":"Peering policy: :policy.","params":{"policy":"Open"},"detail":"Peers with anyone at a shared location, usually without a contract."},{"level":"info","title":"Present at :ix internet exchanges with :ports ports (:capacity in total).","params":{"ix":1,"ports":1,"capacity":"0M"}},{"level":"warn","title":"No public NOC, policy or technical contact.","params":[],"detail":"Other networks use these addresses to set up peering and to reach you during an incident.","fix":"Add a role contact (for example noc@ or peering@ an address you monitor) with visibility Public."}],"data":{"asn":1237,"net":{"id":27407,"name":"KREONET","aka":"","website":"http://kreonet.net","looking_glass":"","route_server":"","irr_as_set":"RADB::AS1237:AS-KREONET","info_type":"Educational/Research","info_prefixes4":1000,"info_prefixes6":50,"info_traffic":"50-100Gbps","info_ratio":"Balanced","info_scope":"Regional","info_unicast":true,"info_ipv6":true,"info_never_via_route_servers":false,"ix_count":1,"fac_count":0,"policy_url":"","policy_general":"Open","policy_locations":"Not Required","policy_ratio":false,"policy_contracts":"Not Required","updated":"2026-11-02T04:55:11Z"},"ix_count":1,"capacity":0,"ix":[],"ix_total":1,"fac":[],"fac_total":0,"poc":[],"missing":[]},"title":"PeeringDB","tool":"peeringdb","tool_input":{"asn":"1237"},"summary":{"level":"warn","title":"No public NOC, policy or technical contact.","params":[]}}},"fixes":[{"tool":["rpki",{"prefix":"147.47.120.0/21","asn":"1237"}],"guide":"create-rpki-roas","level":"warn","title":":count of :total announced prefixes have no ROA (RPKI not found): :list.","params":{"count":8,"total":212,"list":"147.47.120.0/21, 147.47.124.0/24, 147.47.125.0/24, 202.31.182.0/24, 211.213.190.0/24 (+3)","asn":1237},"detail":"Without a ROA, networks cannot tell your routes from a hijack.","fix":"Create a ROA for each at your RIR portal, with origin AS:asn and a max length equal to the prefix length:","record":"147.47.120.0/21 AS1237 max-length /21\n147.47.124.0/24 AS1237 max-length /24\n147.47.125.0/24 AS1237 max-length /24\n202.31.182.0/24 AS1237 max-length /24\n211.213.190.0/24 AS1237 max-length /24\n218.233.7.0/24 AS1237 max-length /24\n218.234.156.0/24 AS1237 max-length /24\n2001:320::/32 AS1237 max-length /32","section":"routing"},{"level":"warn","title":"No public NOC, policy or technical contact.","params":[],"detail":"Other networks use these addresses to set up peering and to reach you during an incident.","fix":"Add a role contact (for example noc@ or peering@ an address you monitor) with visibility Public.","section":"peering"}]},"url":"https://thenetworkery.com/tools/network-report?query=AS1237"}