{"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":"31.207.56.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/31.207.56.0-31.207.59.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2026-07-21), reserved"},"current_holder":{"rir":null,"org":null,"how":null},"rdap_snapshots":[],"transfers":[{"id":44853,"date":"2026-07-21T18:48:49Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Whitestone Power & Communications","recipient_org":"Heritage NetWorks, LLC","range":"31.207.56.0/23","log":"ARIN"},{"id":15103,"date":"2018-09-25T19:54:32Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Whitestone Power & Communications","recipient_org":"Vertical Broadband LLC","range":"31.207.58.0/23","log":"ARIN"},{"id":50621,"date":"2016-05-17T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"ARIN","source_org":"CEU Servers s.r.o.","recipient_org":null,"range":"31.207.56.0/22","log":"RIPE NCC"},{"id":6947,"date":"2016-05-17T15:08:38Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"ARIN","source_org":"CEU Servers s.r.o.","recipient_org":"Whitestone Power & Communications","range":"31.207.56.0/22","log":"ARIN"}],"events":[{"event_id":"d6049a230b288e58","registry":"ARIN","report_date":"2016-05-17","source":"arin_issued","raw_action":"ADD","raw_line":"Add 31.207.56.0-31.207.59.255","resource_type":"ipv4","resource":"31.207.56.0/22","start":"31.207.56.0","end":"31.207.59.255","classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into ARIN","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"ARIN","source_organization":"CEU Servers s.r.o.","recipient_organization":"Whitestone Power & Communications","inventory_effect":"Transferred into ARIN administration; not a new issuance","inventory_effect_code":"TRANSFER_IN","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:35+00:00","page":"https://rirtracker.com/ip/31.207.56.0-31.207.59.255/#e-d6049a230b288e58","report_page":"https://rirtracker.com/arin/reports/2016-05-17/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/31.207.56.0-31.207.59.255.json","same_transfer_as":"59f43f3dcafff6a2","explanation":"ARIN's transfer log records a transfer from CEU Servers s.r.o. (RIPE NCC) to Whitestone Power & Communications (ARIN) on 2016-05-17 15:08 UTC: it came to ARIN from the RIPE NCC. It was already issued by another registry, so this is not a new issuance.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2016-May/002714.html","retrieved_at":"2026-10-12T18:39:13+00:00","summary":"ARIN-Issued report for 2016-05-17: \"Add 31.207.56.0-31.207.59.255\""},{"type":"transfer","url":"https://ftp.arin.net/pub/stats/arin/transfers/transfers_latest.json","retrieved_at":"2026-10-13T13:57:20+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2016-05-17 15:08 UTC, CEU Servers s.r.o. (RIPE NCC) to Whitestone Power & Communications (ARIN); resources moved: 31.207.56.0/22"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2016/delegated-arin-extended-20160516.gz","retrieved_at":"2026-10-12T21:10:30+00:00","summary":"ARIN delegated statistics 2016-05-16 (produced 2016-05-16T05:04:01+00:00), before the report: not listed"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2016/delegated-arin-extended-20160518.gz","retrieved_at":"2026-10-12T21:10:35+00:00","summary":"ARIN delegated statistics 2016-05-18 (produced 2016-05-18T05:03:46+00:00), after the report: allocated (dated 2016-05-17)"}]},{"event_id":"59f43f3dcafff6a2","registry":"RIPE NCC","report_date":"2016-05-17","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"31.207.56.0/22","start":"31.207.56.0","end":"31.207.59.255","classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of the RIPE NCC","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"ARIN","source_organization":"CEU Servers s.r.o.","recipient_organization":null,"inventory_effect":"Transferred out of RIPE NCC administration; not offered to RIPE NCC applicants","inventory_effect_code":"TRANSFER_OUT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:47:10+00:00","page":"https://rirtracker.com/ip/31.207.56.0-31.207.59.255/#e-59f43f3dcafff6a2","report_page":"https://rirtracker.com/ripe/reports/2016-05-17/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/31.207.56.0-31.207.59.255.json","observed":"Transfer: CEU Servers s.r.o. (RIPE NCC) to (no name) (ARIN)","same_transfer_as":"d6049a230b288e58","explanation":"The RIPE NCC's transfer log records a transfer from CEU Servers s.r.o. (RIPE NCC) to an unnamed organization (ARIN) on 2016-05-17 19:00 UTC: it left the RIPE NCC for ARIN. It is not a new allocation and is not offered to RIPE NCC applicants.","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 2016-05-17 19:00 UTC, CEU Servers s.r.o. (RIPE NCC) to (no name) (ARIN); resources moved: 31.207.56.0/22"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2016/delegated-ripencc-extended-20160516.bz2","retrieved_at":"2026-10-12T20:55:53+00:00","summary":"RIPE NCC delegated statistics 2016-05-16 (produced 2016-05-16T21:59:59+00:00), before the change: allocated (dated 2011-05-02)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2016/delegated-ripencc-extended-20160517.bz2","retrieved_at":"2026-10-12T20:56:08+00:00","summary":"RIPE NCC delegated statistics 2016-05-17 (produced 2016-05-17T21:59:59+00:00), after the change: not listed"}]}],"classification_history":{"d6049a230b288e58":[{"raw_change_id":145153,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:35:20+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from CEU Servers s.r.o. (RIPE NCC) to Whitestone Power & Communications (ARIN) on 2016-05-17 15:08 UTC: it came to ARIN from the RIPE NCC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":145153,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:51+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from CEU Servers s.r.o. (RIPE NCC) to Whitestone Power & Communications (ARIN) on 2016-05-17 15:08 UTC: it came to ARIN from the RIPE NCC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":145153,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:48:29+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from CEU Servers s.r.o. (RIPE NCC) to Whitestone Power & Communications (ARIN) on 2016-05-17 15:08 UTC: it came to ARIN from the RIPE NCC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":145153,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:35+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from CEU Servers s.r.o. (RIPE NCC) to Whitestone Power & Communications (ARIN) on 2016-05-17 15:08 UTC: it came to ARIN from the RIPE NCC. It was already issued by another registry, so this is not a new issuance."}],"59f43f3dcafff6a2":[{"raw_change_id":49661,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:41:34+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from CEU Servers s.r.o. (RIPE NCC) to an unnamed organization (ARIN) on 2016-05-17 19:00 UTC: it left the RIPE NCC for ARIN. It is not a new allocation and is not offered to RIPE NCC applicants."},{"raw_change_id":49661,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:02:20+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from CEU Servers s.r.o. (RIPE NCC) to an unnamed organization (ARIN) on 2016-05-17 19:00 UTC: it left the RIPE NCC for ARIN. It is not a new allocation and is not offered to RIPE NCC applicants."},{"raw_change_id":49661,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:44:33+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from CEU Servers s.r.o. (RIPE NCC) to an unnamed organization (ARIN) on 2016-05-17 19:00 UTC: it left the RIPE NCC for ARIN. It is not a new allocation and is not offered to RIPE NCC applicants."},{"raw_change_id":49661,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:47:10+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a transfer from CEU Servers s.r.o. (RIPE NCC) to an unnamed organization (ARIN) on 2016-05-17 19:00 UTC: it left the RIPE NCC for ARIN. It is not a new allocation and is not offered to RIPE NCC applicants."}]},"arin_statistics_now":{"status":"allocated (dated 2026-07-21), reserved"}}