{"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":"103.207.152.0/23","resource_type":"ipv4","page":"https://rirtracker.com/ip/103.207.152.0-103.207.153.255/","statistics_now":{"registry":"RIPE NCC","status":"allocated (dated 2016-01-28)"},"current_holder":{"rir":"RIPE NCC","org":"ORG-SL1030-RIPE","how":"The RIPE NCC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":127588,"date":"2021-11-02T23:44:52Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"RIPE NCC","source_org":"A.S.M. Mahbub Ullah","recipient_org":"ORG-SL1030-RIPE","range":"103.207.152.0/23","log":"APNIC"},{"id":82299,"date":"2021-11-02T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"RIPE NCC","source_org":null,"recipient_org":"steel-axis LLC","range":"103.207.152.0/23","log":"RIPE NCC"}],"events":[{"event_id":"3d7b106b7bb4d533","registry":"APNIC","report_date":"2021-11-03","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"103.207.152.0/23","start":"103.207.152.0","end":"103.207.153.255","classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of APNIC","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"RIPE NCC","source_organization":"A.S.M. Mahbub Ullah","recipient_organization":"ORG-SL1030-RIPE","inventory_effect":"Transferred out of APNIC administration; not offered to APNIC applicants","inventory_effect_code":"TRANSFER_OUT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:43+00:00","page":"https://rirtracker.com/ip/103.207.152.0-103.207.153.255/#e-3d7b106b7bb4d533","report_page":"https://rirtracker.com/apnic/reports/2021-11-03/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/103.207.152.0-103.207.153.255.json","observed":"Transfer: A.S.M. Mahbub Ullah (APNIC) to ORG-SL1030-RIPE (RIPE NCC)","same_transfer_as":"7a5140253ac3f296","explanation":"APNIC's transfer log records a transfer from A.S.M. Mahbub Ullah (APNIC) to ORG-SL1030-RIPE (RIPE NCC) on 2021-11-02 23:44 UTC: it left APNIC for the RIPE NCC. It is not a new allocation and is not offered to APNIC applicants.","evidence":[{"type":"transfer","url":"https://ftp.apnic.net/stats/apnic/transfers/transfers_latest.json","retrieved_at":"2026-10-13T18:17:16+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2021-11-02 23:44 UTC, A.S.M. Mahbub Ullah (APNIC) to ORG-SL1030-RIPE (RIPE NCC); resources moved: 103.207.152.0/23"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2021/delegated-apnic-extended-20211103.gz","retrieved_at":"2026-10-12T23:57:14+00:00","summary":"APNIC delegated statistics 2021-11-03, before the change: allocated (dated 2016-01-28)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2021/delegated-apnic-extended-20211104.gz","retrieved_at":"2026-10-12T23:57:18+00:00","summary":"APNIC delegated statistics 2021-11-04, after the change: not listed"}]},{"event_id":"7a5140253ac3f296","registry":"RIPE NCC","report_date":"2021-11-02","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"103.207.152.0/23","start":"103.207.152.0","end":"103.207.153.255","classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into the RIPE NCC","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"RIPE NCC","source_organization":null,"recipient_organization":"steel-axis LLC","inventory_effect":"Transferred into RIPE NCC administration; not a new issuance","inventory_effect_code":"TRANSFER_IN","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:48:49+00:00","page":"https://rirtracker.com/ip/103.207.152.0-103.207.153.255/#e-7a5140253ac3f296","report_page":"https://rirtracker.com/ripe/reports/2021-11-02/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/103.207.152.0-103.207.153.255.json","observed":"Transfer: (no name) (APNIC) to steel-axis LLC (RIPE NCC)","same_transfer_as":"3d7b106b7bb4d533","explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (APNIC) to steel-axis LLC (RIPE NCC) on 2021-11-02 19:00 UTC: it came to the RIPE NCC from APNIC. It was already issued by another registry, so this is not a new issuance.","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 2021-11-02 19:00 UTC, (no name) (APNIC) to steel-axis LLC (RIPE NCC); resources moved: 103.207.152.0/23"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2021/delegated-ripencc-extended-20211101.bz2","retrieved_at":"2026-10-12T23:20:24+00:00","summary":"RIPE NCC delegated statistics 2021-11-01 (produced 2021-11-01T22:59:00+00:00), before the change: not listed"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2021/delegated-ripencc-extended-20211102.bz2","retrieved_at":"2026-10-12T23:20:27+00:00","summary":"RIPE NCC delegated statistics 2021-11-02 (produced 2021-11-02T22:59:00+00:00), after the change: allocated (dated 2016-01-28)"}]},{"event_id":"8d5806640f1a2a8d","registry":"APNIC","report_date":"2016-01-28","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"103.207.152.0/23","start":"103.207.152.0","end":"103.207.153.255","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 APNIC-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:03:21+00:00","page":"https://rirtracker.com/ip/103.207.152.0-103.207.153.255/#e-8d5806640f1a2a8d","report_page":"https://rirtracker.com/apnic/reports/2016-01-28/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/103.207.152.0-103.207.153.255.json","observed":"103.207.152.0/23 available on 2016-01-28, assigned on 2016-01-29","explanation":"No transfer record matches. APNIC's statistics show it available on 2016-01-28 and assigned (dated 2016-01-28) on 2016-01-29. It moved from APNIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by APNIC.","evidence":[{"type":"statistics_diff","url":"https://ftp.apnic.net/stats/apnic/2016/delegated-apnic-extended-20160129.gz","retrieved_at":"2026-10-12T21:32:35+00:00","summary":"Found by comparing APNIC's daily statistics: 103.207.152.0/23 available on 2016-01-28, assigned on 2016-01-29"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2016/delegated-apnic-extended-20160128.gz","retrieved_at":"2026-10-12T21:32:31+00:00","summary":"APNIC delegated statistics 2016-01-28, before the change: available"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2016/delegated-apnic-extended-20160129.gz","retrieved_at":"2026-10-12T21:32:35+00:00","summary":"APNIC delegated statistics 2016-01-29, after the change: assigned (dated 2016-01-28)"}]}],"classification_history":{"3d7b106b7bb4d533":[{"raw_change_id":38220,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:36:59+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from A.S.M. Mahbub Ullah (APNIC) to ORG-SL1030-RIPE (RIPE NCC) on 2021-11-02 23:44 UTC: it left APNIC for the RIPE NCC. It is not a new allocation and is not offered to APNIC applicants."},{"raw_change_id":38220,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:58+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from A.S.M. Mahbub Ullah (APNIC) to ORG-SL1030-RIPE (RIPE NCC) on 2021-11-02 23:44 UTC: it left APNIC for the RIPE NCC. It is not a new allocation and is not offered to APNIC applicants."},{"raw_change_id":38220,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:44:08+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from A.S.M. Mahbub Ullah (APNIC) to ORG-SL1030-RIPE (RIPE NCC) on 2021-11-02 23:44 UTC: it left APNIC for the RIPE NCC. It is not a new allocation and is not offered to APNIC applicants."},{"raw_change_id":38220,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:43+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from A.S.M. Mahbub Ullah (APNIC) to ORG-SL1030-RIPE (RIPE NCC) on 2021-11-02 23:44 UTC: it left APNIC for the RIPE NCC. It is not a new allocation and is not offered to APNIC applicants."}],"7a5140253ac3f296":[{"raw_change_id":82501,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:55:16+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (APNIC) to steel-axis LLC (RIPE NCC) on 2021-11-02 19:00 UTC: it came to the RIPE NCC from APNIC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":82501,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:03:42+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (APNIC) to steel-axis LLC (RIPE NCC) on 2021-11-02 19:00 UTC: it came to the RIPE NCC from APNIC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":82501,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:46:05+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (APNIC) to steel-axis LLC (RIPE NCC) on 2021-11-02 19:00 UTC: it came to the RIPE NCC from APNIC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":82501,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:48:49+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (APNIC) to steel-axis LLC (RIPE NCC) on 2021-11-02 19:00 UTC: it came to the RIPE NCC from APNIC. It was already issued by another registry, so this is not a new issuance."}],"8d5806640f1a2a8d":[{"raw_change_id":339315,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T05:14:21+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2016-01-28 and assigned (dated 2016-01-28) on 2016-01-29. It moved from APNIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by APNIC."},{"raw_change_id":339315,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:15:39+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2016-01-28 and assigned (dated 2016-01-28) on 2016-01-29. It moved from APNIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by APNIC."},{"raw_change_id":339315,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:59:12+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2016-01-28 and assigned (dated 2016-01-28) on 2016-01-29. It moved from APNIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by APNIC."},{"raw_change_id":339315,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:03:21+00:00","current":1,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2016-01-28 and assigned (dated 2016-01-28) on 2016-01-29. It moved from APNIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by APNIC."}]},"arin_statistics_now":{"status":"not listed"}}