{"classifier_version":"1.4.0","documentation":"https://rirtracker.com/api/","disclaimer":"This site independently analyzes publicly available Internet number-resource records. It is not affiliated with or endorsed by ARIN, the RIPE NCC, APNIC, LACNIC, AFRINIC, the Number Resource Organization (NRO), or any other Regional Internet Registry. Classifications and hold-expiration dates are evidence-based interpretations and do not constitute confirmation that a resource is available for issuance or transfer.","resource":"185.253.0.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/185.253.0.0-185.253.3.255/","statistics_now":{"registry":"RIPE NCC","status":"allocated (dated 2021-09-10)"},"current_holder":{"rir":"RIPE NCC","org":null,"how":"The RIPE NCC's latest statistics"},"rdap_snapshots":[],"transfers":[{"id":123674,"date":"2026-10-12T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Next Limited","recipient_org":"Inweb Ltd.","range":"185.253.2.0/24","log":"RIPE NCC"},{"id":118669,"date":"2026-02-05T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Eurotelecom SRL","recipient_org":"MTS PJSC","range":"185.253.3.0/24","log":"RIPE NCC"},{"id":110196,"date":"2024-12-20T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Pal Tech Software LLC","recipient_org":"Chiron Software LLC","range":"185.253.1.0/24","log":"RIPE NCC"},{"id":104255,"date":"2024-04-02T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"SkyNet LLC","recipient_org":"Next Limited","range":"185.253.2.0/24","log":"RIPE NCC"}],"events":[{"event_id":"5b7c9e7ec9eb4397","registry":"RIPE NCC","report_date":"2019-11-04","source":"statistics","raw_action":"REMOVED","raw_line":null,"resource_type":"ipv4","resource":"185.253.0.0/22","start":"185.253.0.0","end":"185.253.3.255","classification":"REMOVED_REASON_UNKNOWN","classification_label":"Removed (return, revocation or reclamation not publicly distinguishable)","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Possible future reissue candidate after hold","inventory_effect_code":"HOLD_CANDIDATE","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:06:53+00:00","page":"https://rirtracker.com/ip/185.253.0.0-185.253.3.255/#e-5b7c9e7ec9eb4397","report_page":"https://rirtracker.com/ripe/reports/2019-11-04/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/185.253.0.0-185.253.3.255.json","observed":"185.253.0.0/22 allocated on 2019-11-03, reserved on 2019-11-04","hold":{"hold_rule_source_url":"https://www.ripe.net/manage-ips-and-asns/resource-management/quarantine-for-returned-internet-number-resources","hold_rule_days":180,"estimated_hold_end":"2020-05-02","availability_statement":"Possible reissue candidate after this date; not confirmed available"},"explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it allocated (dated 2018-03-29) on 2019-11-03 and reserved on 2019-11-04. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv4 space for 180 days (six months), or longer while still routed, before reissuing it, so the estimated hold end is 2020-05-02. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2019/delegated-ripencc-extended-20191104.bz2","retrieved_at":"2026-10-12T22:23:02+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 185.253.0.0/22 allocated on 2019-11-03, reserved on 2019-11-04"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2019/delegated-ripencc-extended-20191103.bz2","retrieved_at":"2026-10-12T22:22:59+00:00","summary":"RIPE NCC delegated statistics 2019-11-03 (produced 2019-11-03T22:59:59+00:00), before the change: allocated (dated 2018-03-29)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2019/delegated-ripencc-extended-20191104.bz2","retrieved_at":"2026-10-12T22:23:02+00:00","summary":"RIPE NCC delegated statistics 2019-11-04 (produced 2019-11-04T22:59:59+00:00), after the change: reserved"}]},{"event_id":"6c6bf39cba8d831b","registry":"RIPE NCC","report_date":"2018-03-29","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"185.253.0.0/22","start":"185.253.0.0","end":"185.253.3.255","classification":"APPARENT_NEW_ISSUANCE","classification_label":"Apparent new issuance","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Likely issued from RIPE NCC-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:04:00+00:00","page":"https://rirtracker.com/ip/185.253.0.0-185.253.3.255/#e-6c6bf39cba8d831b","report_page":"https://rirtracker.com/ripe/reports/2018-03-29/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/185.253.0.0-185.253.3.255.json","observed":"185.253.0.0/22 available on 2018-03-28, allocated on 2018-03-29","explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2018-03-28 and allocated (dated 2018-03-29) on 2018-03-29. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2018/delegated-ripencc-extended-20180329.bz2","retrieved_at":"2026-10-12T21:41:35+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 185.253.0.0/22 available on 2018-03-28, allocated on 2018-03-29"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2018/delegated-ripencc-extended-20180328.bz2","retrieved_at":"2026-10-12T21:41:32+00:00","summary":"RIPE NCC delegated statistics 2018-03-28 (produced 2018-03-28T21:59:59+00:00), before the change: available"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2018/delegated-ripencc-extended-20180329.bz2","retrieved_at":"2026-10-12T21:41:35+00:00","summary":"RIPE NCC delegated statistics 2018-03-29 (produced 2018-03-29T21:59:59+00:00), after the change: allocated (dated 2018-03-29)"}]}],"classification_history":{"5b7c9e7ec9eb4397":[{"raw_change_id":394287,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T05:37:02+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it allocated (dated 2018-03-29) on 2019-11-03 and reserved on 2019-11-04. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv4 space for 180 days (six months), or longer while still routed, before reissuing it, so the earliest estimated hold expiration is 2020-05-02. This does not confirm availability."},{"raw_change_id":394287,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:18:35+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it allocated (dated 2018-03-29) on 2019-11-03 and reserved on 2019-11-04. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv4 space for 180 days (six months), or longer while still routed, before reissuing it, so the earliest estimated hold expiration is 2020-05-02. This does not confirm availability."},{"raw_change_id":394287,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T15:02:21+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it allocated (dated 2018-03-29) on 2019-11-03 and reserved on 2019-11-04. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv4 space for 180 days (six months), or longer while still routed, before reissuing it, so the earliest estimated hold expiration is 2020-05-02. This does not confirm availability."},{"raw_change_id":394287,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:06:53+00:00","current":1,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it allocated (dated 2018-03-29) on 2019-11-03 and reserved on 2019-11-04. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv4 space for 180 days (six months), or longer while still routed, before reissuing it, so the estimated hold end is 2020-05-02. This does not confirm availability."}],"6c6bf39cba8d831b":[{"raw_change_id":349531,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T05:19:21+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2018-03-28 and allocated (dated 2018-03-29) on 2018-03-29. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC."},{"raw_change_id":349531,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:16:12+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2018-03-28 and allocated (dated 2018-03-29) on 2018-03-29. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC."},{"raw_change_id":349531,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:59:47+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2018-03-28 and allocated (dated 2018-03-29) on 2018-03-29. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC."},{"raw_change_id":349531,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:04:00+00:00","current":1,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2018-03-28 and allocated (dated 2018-03-29) on 2018-03-29. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC."}]},"arin_statistics_now":{"status":"not listed"}}