{"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":"5.28.56.0/21","resource_type":"ipv4","page":"https://rirtracker.com/ip/5.28.56.0-5.28.63.255/","statistics_now":{"registry":"RIPE NCC","status":"allocated (dated 2012-05-08)"},"current_holder":{"rir":"RIPE NCC","org":"IOMART HOSTING LIMITED","how":"The RIPE NCC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":77527,"date":"2021-04-15T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Bytemark Limited","recipient_org":"IOMART HOSTING LIMITED","range":"5.28.56.0/21","log":"RIPE NCC"}],"events":[{"event_id":"9f073f4851c7cc40","registry":"RIPE NCC","report_date":"2021-04-15","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"5.28.56.0/21","start":"5.28.56.0","end":"5.28.63.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-RIPE NCC transfer","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_organization":"Bytemark Limited","recipient_organization":"IOMART HOSTING LIMITED","inventory_effect":"No effect on RIPE NCC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:48:35+00:00","page":"https://rirtracker.com/ip/5.28.56.0-5.28.63.255/#e-9f073f4851c7cc40","report_page":"https://rirtracker.com/ripe/reports/2021-04-15/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/5.28.56.0-5.28.63.255.json","observed":"Transfer: Bytemark Limited (RIPE NCC) to IOMART HOSTING LIMITED (RIPE NCC)","explanation":"The RIPE NCC's transfer log records a transfer from Bytemark Limited (RIPE NCC) to IOMART HOSTING LIMITED (RIPE NCC) on 2021-04-15 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC.","evidence":[{"type":"transfer","url":"https://ftp.ripe.net/pub/stats/ripencc/transfers/transfers_latest.json","retrieved_at":"2026-10-13T21:49:37+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2021-04-15 19:00 UTC, Bytemark Limited (RIPE NCC) to IOMART HOSTING LIMITED (RIPE NCC); resources moved: 5.28.56.0/21"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2021/delegated-ripencc-extended-20210414.bz2","retrieved_at":"2026-10-12T23:05:37+00:00","summary":"RIPE NCC delegated statistics 2021-04-14 (produced 2021-04-14T21:59:00+00:00), before the change: allocated (dated 2012-05-08)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2021/delegated-ripencc-extended-20210415.bz2","retrieved_at":"2026-10-12T23:05:40+00:00","summary":"RIPE NCC delegated statistics 2021-04-15 (produced 2021-04-15T21:59:00+00:00), after the change: allocated (dated 2012-05-08)"}]},{"event_id":"3a2e5c285bfd3a91","registry":"RIPE NCC","report_date":"2012-05-08","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"5.28.56.0/21","start":"5.28.56.0","end":"5.28.63.255","classification":"APPARENT_REISSUANCE","classification_label":"Apparent reissuance of previously removed resource","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":"2026-10-13T23:56:17+00:00","page":"https://rirtracker.com/ip/5.28.56.0-5.28.63.255/#e-3a2e5c285bfd3a91","report_page":"https://rirtracker.com/ripe/reports/2012-05-08/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/5.28.56.0-5.28.63.255.json","observed":"5.28.56.0/21 available on 2012-05-07, allocated on 2012-05-08","explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2012-05-07 and allocated (dated 2012-05-08) on 2012-05-08. The tracker saw this range removed from registration on 2012-02-22 (5.0.0.0/10), so it appears to have been issued again from the RIPE NCC's pool.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2012/delegated-ripencc-extended-20120508.bz2","retrieved_at":"2026-10-12T19:16:03+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 5.28.56.0/21 available on 2012-05-07, allocated on 2012-05-08"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2012/delegated-ripencc-extended-20120507.bz2","retrieved_at":"2026-10-12T19:15:54+00:00","summary":"RIPE NCC delegated statistics 2012-05-07 (produced 2012-05-07T21:59:59+00:00), before the change: available"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2012/delegated-ripencc-extended-20120508.bz2","retrieved_at":"2026-10-12T19:16:03+00:00","summary":"RIPE NCC delegated statistics 2012-05-08 (produced 2012-05-08T21:59:59+00:00), after the change: allocated (dated 2012-05-08)"}]}],"classification_history":{"9f073f4851c7cc40":[{"raw_change_id":77650,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:53:29+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Bytemark Limited (RIPE NCC) to IOMART HOSTING LIMITED (RIPE NCC) on 2021-04-15 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":77650,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:03:31+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Bytemark Limited (RIPE NCC) to IOMART HOSTING LIMITED (RIPE NCC) on 2021-04-15 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":77650,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:45:52+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Bytemark Limited (RIPE NCC) to IOMART HOSTING LIMITED (RIPE NCC) on 2021-04-15 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":77650,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:48:35+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a transfer from Bytemark Limited (RIPE NCC) to IOMART HOSTING LIMITED (RIPE NCC) on 2021-04-15 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."}],"3a2e5c285bfd3a91":[{"raw_change_id":226019,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:18:51+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2012-05-07 and allocated (dated 2012-05-08) on 2012-05-08. The tracker saw this range removed from registration on 2012-02-22 (5.0.0.0/10), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":226019,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:09:34+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2012-05-07 and allocated (dated 2012-05-08) on 2012-05-08. The tracker saw this range removed from registration on 2012-02-22 (5.0.0.0/10), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":226019,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:52:36+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2012-05-07 and allocated (dated 2012-05-08) on 2012-05-08. The tracker saw this range removed from registration on 2012-02-22 (5.0.0.0/10), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":226019,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:56:17+00:00","current":1,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2012-05-07 and allocated (dated 2012-05-08) on 2012-05-08. The tracker saw this range removed from registration on 2012-02-22 (5.0.0.0/10), so it appears to have been issued again from the RIPE NCC's pool."}]},"arin_statistics_now":{"status":"not listed"}}