{ "query": "210.36.0.0", "original": "210.36.0.0", "type": "ipv4", "outcome": "found", "sources": [ { "role": "registry", "protocol": "RDAP", "endpoint": "https://rdap.apnic.net/ip/210.36.0.0", "trace": [ "https://rdap.apnic.net/ip/210.36.0.0" ], "http_status": 200, "outcome": "found", "raw": "{\"rdapConformance\":[\"history_version_0\",\"nro_rdap_profile_0\",\"cidr0\",\"rdap_level_0\"],\"notices\":[{\"title\":\"Source\",\"description\":[\"Objects returned came from source\",\"APNIC\"]},{\"title\":\"Terms and Conditions\",\"description\":[\"This is the APNIC WHOIS Database query service. The objects are in RDAP format.\"],\"links\":[{\"value\":\"https://rdap.apnic.net/ip/210.36.0.0\",\"rel\":\"terms-of-service\",\"href\":\"http://www.apnic.net/db/dbcopyright.html\",\"type\":\"text/html\"}]},{\"title\":\"Whois Inaccuracy Reporting\",\"description\":[\"If you see inaccuracies in the results, please visit: \"],\"links\":[{\"value\":\"https://rdap.apnic.net/ip/210.36.0.0\",\"rel\":\"inaccuracy-report\",\"href\":\"https://www.apnic.net/manage-ip/using-whois/abuse-and-spamming/invalid-contact-form\",\"type\":\"text/html\"}]}],\"country\":\"CN\",\"name\":\"CERNET-CN\",\"status\":[\"active\"],\"events\":[{\"eventAction\":\"registration\",\"eventDate\":\"2008-09-04T06:51:20Z\"},{\"eventAction\":\"last changed\",\"eventDate\":\"2020-10-20T00:56:43Z\"}],\"links\":[{\"value\":\"https://rdap.apnic.net/ip/210.36.0.0\",\"rel\":\"self\",\"href\":\"https://rdap.apnic.net/ip/210.36.0.0/14\",\"type\":\"application/rdap+json\"}],\"remarks\":[{\"description\":[\"China Education and Research Network\",\"China Education and Research Network Center\",\"Tsinghua University\",\"Beijing, 100084\",\"address for GZ region\"],\"title\":\"description\"}],\"entities\":[{\"roles\":[\"technical\"],\"events\":[{\"eventAction\":\"registration\",\"eventDate\":\"2008-09-04T07:29:13Z\"},{\"eventAction\":\"last changed\",\"eventDate\":\"2011-12-22T05:14:25Z\"}],\"links\":[{\"value\":\"https://rdap.apnic.net/ip/210.36.0.0\",\"rel\":\"self\",\"href\":\"https://rdap.apnic.net/entity/LZ1-CN\",\"type\":\"application/rdap+json\"}],\"handle\":\"LZ1-CN\",\"objectClassName\":\"entity\",\"vcardArray\":[\"vcard\",[[\"version\",{},\"text\",\"4.0\"],[\"fn\",{},\"text\",\"Ling Zhang\"],[\"kind\",{},\"text\",\"individual\"],[\"adr\",{\"label\":\"Network Center\\nSouth China University of Technology\\nGuangzhou, Guangdong 510641, China\\nCN\"},\"text\",[\"\",\"\",\"\",\"\",\"\",\"\",\"\"]],[\"tel\",{\"type\":\"voice\"},\"text\",\"+86-20-87110596\"],[\"tel\",{\"type\":\"fax\"},\"text\",\"+86-20-87110019\"],[\"email\",{},\"text\",\"ling@scut.edu.cn\"]]]},{\"roles\":[\"administrative\"],\"events\":[{\"eventAction\":\"registration\",\"eventDate\":\"2008-09-04T07:29:13Z\"},{\"eventAction\":\"last changed\",\"eventDate\":\"2011-12-22T05:14:25Z\"}],\"links\":[{\"value\":\"https://rdap.apnic.net/ip/210.36.0.0\",\"rel\":\"self\",\"href\":\"https://rdap.apnic.net/entity/JW1-CN\",\"type\":\"application/rdap+json\"}],\"handle\":\"JW1-CN\",\"objectClassName\":\"entity\",\"vcardArray\":[\"vcard\",[[\"version\",{},\"text\",\"4.0\"],[\"fn\",{},\"text\",\"Jianping Wu\"],[\"kind\",{},\"text\",\"individual\"],[\"adr\",{\"label\":\"China Education and Research Network Center\\nRoom 225, Main Building, Tsinghua University\\nBeijing 100084\\nCN\"},\"text\",[\"\",\"\",\"\",\"\",\"\",\"\",\"\"]],[\"tel\",{\"type\":\"voice\"},\"text\",\"+86-10-6278-5983\"],[\"tel\",{\"type\":\"fax\"},\"text\",\"+86-10-6278-5933\"],[\"email\",{},\"text\",\"jianping@cernet.edu.cn\"]]]},{\"roles\":[\"technical\"],\"events\":[{\"eventAction\":\"registration\",\"eventDate\":\"2008-09-04T07:29:13Z\"},{\"eventAction\":\"last changed\",\"eventDate\":\"2011-12-22T05:14:25Z\"}],\"links\":[{\"value\":\"https://rdap.apnic.net/ip/210.36.0.0\",\"rel\":\"self\",\"href\":\"https://rdap.apnic.net/entity/XL1-CN\",\"type\":\"application/rdap+json\"}],\"handle\":\"XL1-CN\",\"objectClassName\":\"entity\",\"vcardArray\":[\"vcard\",[[\"version\",{},\"text\",\"4.0\"],[\"fn\",{},\"text\",\"Xing Li\"],[\"kind\",{},\"text\",\"individual\"],[\"adr\",{\"label\":\"China Education and Research Network Center\\nRoom 225, Main Building, Tsinghua University\\nBeijing 100084\\nCN\"},\"text\",[\"\",\"\",\"\",\"\",\"\",\"\",\"\"]],[\"tel\",{\"type\":\"voice\"},\"text\",\"+86-10-6278-5983\"],[\"tel\",{\"type\":\"fax\"},\"text\",\"+86-10-6278-5933\"],[\"email\",{},\"text\",\"xing@cernet.edu.cn\"]]]},{\"roles\":[\"abuse\"],\"events\":[{\"eventAction\":\"registration\",\"eventDate\":\"2010-11-26T03:14:01Z\"},{\"eventAction\":\"last changed\",\"eventDate\":\"2026-09-10T07:51:56Z\"}],\"links\":[{\"value\":\"https://rdap.apnic.net/ip/210.36.0.0\",\"rel\":\"self\",\"href\":\"https://rdap.apnic.net/entity/IRT-CERNET-AP\",\"type\":\"application/rdap+json\"}],\"remarks\":[{\"description\":[\"timezone GMT+8\",\"abuse@cernet.edu.cn was validated on 2026-09-10\"],\"title\":\"remarks\"}],\"handle\":\"IRT-CERNET-AP\",\"objectClassName\":\"entity\",\"vcardArray\":[\"vcard\",[[\"version\",{},\"text\",\"4.0\"],[\"fn\",{},\"text\",\"IRT-CERNET-AP\"],[\"kind\",{},\"text\",\"group\"],[\"adr\",{\"label\":\"Network Center,\\nFIT-3-220, Tsinghua Univ\\nBeijing 100084, China\"},\"text\",[\"\",\"\",\"\",\"\",\"\",\"\",\"\"]],[\"tel\",{\"type\":\"voice\"},\"text\",\"+86-10-62784301\"],[\"tel\",{\"type\":\"fax\"},\"text\",\"+86-10-62785933\"],[\"email\",{},\"text\",\"abuse@cernet.edu.cn\"],[\"email\",{\"pref\":\"1\"},\"text\",\"abuse@cernet.edu.cn\"]]]}],\"handle\":\"210.36.0.0 - 210.39.255.255\",\"type\":\"ALLOCATED PORTABLE\",\"startAddress\":\"210.36.0.0\",\"endAddress\":\"210.39.255.255\",\"objectClassName\":\"ip network\",\"ipVersion\":\"v4\",\"cidr0_cidrs\":[{\"v4prefix\":\"210.36.0.0\",\"length\":14}],\"port43\":\"whois.apnic.net\"}", "object": { "rdapConformance": [ "history_version_0", "nro_rdap_profile_0", "cidr0", "rdap_level_0" ], "notices": [ { "title": "Source", "description": [ "Objects returned came from source", "APNIC" ] }, { "title": "Terms and Conditions", "description": [ "This is the APNIC WHOIS Database query service. The objects are in RDAP format." ], "links": [ { "value": "https://rdap.apnic.net/ip/210.36.0.0", "rel": "terms-of-service", "href": "http://www.apnic.net/db/dbcopyright.html", "type": "text/html" } ] }, { "title": "Whois Inaccuracy Reporting", "description": [ "If you see inaccuracies in the results, please visit: " ], "links": [ { "value": "https://rdap.apnic.net/ip/210.36.0.0", "rel": "inaccuracy-report", "href": "https://www.apnic.net/manage-ip/using-whois/abuse-and-spamming/invalid-contact-form", "type": "text/html" } ] } ], "country": "CN", "name": "CERNET-CN", "status": [ "active" ], "events": [ { "eventAction": "registration", "eventDate": "2008-09-04T06:51:20Z" }, { "eventAction": "last changed", "eventDate": "2020-10-20T00:56:43Z" } ], "links": [ { "value": "https://rdap.apnic.net/ip/210.36.0.0", "rel": "self", "href": "https://rdap.apnic.net/ip/210.36.0.0/14", "type": "application/rdap+json" } ], "remarks": [ { "description": [ "China Education and Research Network", "China Education and Research Network Center", "Tsinghua University", "Beijing, 100084", "address for GZ region" ], "title": "description" } ], "entities": [ { "roles": [ "administrative" ], "events": [ { "eventAction": "registration", "eventDate": "2008-09-04T07:29:13Z" }, { "eventAction": "last changed", "eventDate": "2011-12-22T05:14:25Z" } ], "links": [ { "value": "https://rdap.apnic.net/ip/210.36.0.0", "rel": "self", "href": "https://rdap.apnic.net/entity/JW1-CN", "type": "application/rdap+json" } ], "handle": "JW1-CN", "objectClassName": "entity", "vcardArray": [ "vcard", [ [ "version", [], "text", "4.0" ], [ "fn", [], "text", "Jianping Wu" ], [ "kind", [], "text", "individual" ], [ "adr", { "label": "China Education and Research Network Center\nRoom 225, Main Building, Tsinghua University\nBeijing 100084\nCN" }, "text", [ "", "", "", "", "", "", "" ] ], [ "tel", { "type": "voice" }, "text", "+86-10-6278-5983" ], [ "tel", { "type": "fax" }, "text", "+86-10-6278-5933" ], [ "email", [], "text", "jianping@cernet.edu.cn" ] ] ] }, { "roles": [ "technical" ], "events": [ { "eventAction": "registration", "eventDate": "2008-09-04T07:29:13Z" }, { "eventAction": "last changed", "eventDate": "2011-12-22T05:14:25Z" } ], "links": [ { "value": "https://rdap.apnic.net/ip/210.36.0.0", "rel": "self", "href": "https://rdap.apnic.net/entity/LZ1-CN", "type": "application/rdap+json" } ], "handle": "LZ1-CN", "objectClassName": "entity", "vcardArray": [ "vcard", [ [ "version", [], "text", "4.0" ], [ "fn", [], "text", "Ling Zhang" ], [ "kind", [], "text", "individual" ], [ "adr", { "label": "Network Center\nSouth China University of Technology\nGuangzhou, Guangdong 510641, China\nCN" }, "text", [ "", "", "", "", "", "", "" ] ], [ "tel", { "type": "voice" }, "text", "+86-20-87110596" ], [ "tel", { "type": "fax" }, "text", "+86-20-87110019" ], [ "email", [], "text", "ling@scut.edu.cn" ] ] ] }, { "roles": [ "technical" ], "events": [ { "eventAction": "registration", "eventDate": "2008-09-04T07:29:13Z" }, { "eventAction": "last changed", "eventDate": "2011-12-22T05:14:25Z" } ], "links": [ { "value": "https://rdap.apnic.net/ip/210.36.0.0", "rel": "self", "href": "https://rdap.apnic.net/entity/XL1-CN", "type": "application/rdap+json" } ], "handle": "XL1-CN", "objectClassName": "entity", "vcardArray": [ "vcard", [ [ "version", [], "text", "4.0" ], [ "fn", [], "text", "Xing Li" ], [ "kind", [], "text", "individual" ], [ "adr", { "label": "China Education and Research Network Center\nRoom 225, Main Building, Tsinghua University\nBeijing 100084\nCN" }, "text", [ "", "", "", "", "", "", "" ] ], [ "tel", { "type": "voice" }, "text", "+86-10-6278-5983" ], [ "tel", { "type": "fax" }, "text", "+86-10-6278-5933" ], [ "email", [], "text", "xing@cernet.edu.cn" ] ] ] }, { "roles": [ "abuse" ], "events": [ { "eventAction": "registration", "eventDate": "2010-11-26T03:14:01Z" }, { "eventAction": "last changed", "eventDate": "2026-09-10T07:51:56Z" } ], "links": [ { "value": "https://rdap.apnic.net/ip/210.36.0.0", "rel": "self", "href": "https://rdap.apnic.net/entity/IRT-CERNET-AP", "type": "application/rdap+json" } ], "remarks": [ { "description": [ "timezone GMT+8", "abuse@cernet.edu.cn was validated on 2026-09-10" ], "title": "remarks" } ], "handle": "IRT-CERNET-AP", "objectClassName": "entity", "vcardArray": [ "vcard", [ [ "version", [], "text", "4.0" ], [ "fn", [], "text", "IRT-CERNET-AP" ], [ "kind", [], "text", "group" ], [ "adr", { "label": "Network Center,\nFIT-3-220, Tsinghua Univ\nBeijing 100084, China" }, "text", [ "", "", "", "", "", "", "" ] ], [ "tel", { "type": "voice" }, "text", "+86-10-62784301" ], [ "tel", { "type": "fax" }, "text", "+86-10-62785933" ], [ "email", [], "text", "abuse@cernet.edu.cn" ], [ "email", { "pref": "1" }, "text", "abuse@cernet.edu.cn" ] ] ] } ], "handle": "210.36.0.0 - 210.39.255.255", "type": "ALLOCATED PORTABLE", "startAddress": "210.36.0.0", "endAddress": "210.39.255.255", "objectClassName": "ip network", "ipVersion": "v4", "cidr0_cidrs": [ { "v4prefix": "210.36.0.0", "length": 14 } ], "port43": "whois.apnic.net" }, "cache_ttl": 0, "fetched_at": "2026-09-24T19:31:31+00:00", "fallback_allowed": false, "error": null, "tls_unverified": false, "transport_warnings": [], "retry_after": null, "provider_cooldown": false, "entity_sources": [] } ], "warnings": [], "notes": [], "cached": false, "fetched_at": "2026-09-24T19:31:31+00:00", "partial": false, "registry_only": false, "route_records": { "status": "ok", "records": [ { "kind": "route", "prefix": "210.36.0.0/14", "origin": "AS4538", "source": "APNIC", "fields": { "route": [ "210.36.0.0/14" ], "descr": [ "CERNET" ], "origin": [ "AS4538" ], "mnt-by": [ "MAINT-CERNET-AP" ], "last-modified": [ "2026-06-17T08:11:55Z" ], "source": [ "APNIC" ] } } ], "warnings": [], "fetched_at": "2026-09-24T19:31:31+00:00", "registry": "APNIC", "endpoint": "whois.apnic.net:43", "protocol": "WHOIS", "scope": "Exact and covering route objects in the responsible RIR routing registry." }, "display_status": { "key": "found", "label": "Record found" } }