{"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":"170.253.0.0/18","resource_type":"ipv4","page":"https://rirtracker.com/ip/170.253.0.0-170.253.63.255/","statistics_now":{"registry":"RIPE NCC","status":"allocated (dated 2014-09-30)"},"current_holder":{"rir":"RIPE NCC","org":"Xtra Telecom S.A.","how":"The RIPE NCC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":64465,"date":"2019-06-03T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"RIPE NCC","source_org":null,"recipient_org":"XTRA TELECOM S.A.","range":"170.253.0.0/18","log":"RIPE NCC"},{"id":18072,"date":"2019-06-03T14:18:30Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"RIPE NCC","source_org":"Adknowledge, Inc.","recipient_org":"Xtra Telecom S.A.","range":"170.253.0.0/18","log":"ARIN"},{"id":5524,"date":"2014-09-30T20:24:00Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Arthur Andersen, LLP","recipient_org":"Adknowledge, Inc.","range":"170.253.0.0/18","log":"ARIN"}],"events":[{"event_id":"67ccda6a42e44762","registry":"ARIN","report_date":"2019-06-03","source":"statistics","raw_action":"NOT_IN_ARIN_ISSUED","raw_line":null,"resource_type":"ipv4","resource":"170.253.0.0/18","start":"170.253.0.0","end":"170.253.63.255","classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of ARIN","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"RIPE NCC","source_organization":"Adknowledge, Inc.","recipient_organization":"Xtra Telecom S.A.","inventory_effect":"Transferred out of ARIN administration; not offered to ARIN applicants","inventory_effect_code":"TRANSFER_OUT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:05:36+00:00","page":"https://rirtracker.com/ip/170.253.0.0-170.253.63.255/#e-67ccda6a42e44762","report_page":"https://rirtracker.com/arin/reports/2019-06-03/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/170.253.0.0-170.253.63.255.json","observed":"170.253.0.0/18 allocated on 2019-06-03, not listed on 2019-06-04","same_transfer_as":"1d9250323fd19a8d","explanation":"ARIN's transfer log records a transfer from Adknowledge, Inc. (ARIN) to Xtra Telecom S.A. (RIPE NCC) on 2019-06-03 14:18 UTC: it left ARIN for the RIPE NCC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants.","evidence":[{"type":"statistics_diff","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20190604.gz","retrieved_at":"2026-10-12T22:06:02+00:00","summary":"Not listed in ARIN-Issued; found by comparing ARIN's daily statistics: 170.253.0.0/18 allocated on 2019-06-03, not listed on 2019-06-04"},{"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 2019-06-03 14:18 UTC, Adknowledge, Inc. (ARIN) to Xtra Telecom S.A. (RIPE NCC); resources moved: 170.253.0.0/18"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20190602.gz","retrieved_at":"2026-10-12T22:05:57+00:00","summary":"ARIN delegated statistics 2019-06-02 (produced 2019-06-02T05:00:17+00:00), before the report: allocated (dated 2014-09-30)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20190604.gz","retrieved_at":"2026-10-12T22:06:02+00:00","summary":"ARIN delegated statistics 2019-06-04 (produced 2019-06-04T05:00:16+00:00), after the report: not listed"}]},{"event_id":"1d9250323fd19a8d","registry":"RIPE NCC","report_date":"2019-06-03","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"170.253.0.0/18","start":"170.253.0.0","end":"170.253.63.255","classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into the RIPE NCC","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"RIPE NCC","source_organization":null,"recipient_organization":"XTRA TELECOM S.A.","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":"2026-10-13T23:47:54+00:00","page":"https://rirtracker.com/ip/170.253.0.0-170.253.63.255/#e-1d9250323fd19a8d","report_page":"https://rirtracker.com/ripe/reports/2019-06-03/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/170.253.0.0-170.253.63.255.json","observed":"Transfer: (no name) (ARIN) to XTRA TELECOM S.A. (RIPE NCC)","same_transfer_as":"67ccda6a42e44762","explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to XTRA TELECOM S.A. (RIPE NCC) on 2019-06-03 19:00 UTC: it came to the RIPE NCC from ARIN. 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 2019-06-03 19:00 UTC, (no name) (ARIN) to XTRA TELECOM S.A. (RIPE NCC); resources moved: 170.253.0.0/18"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2019/delegated-ripencc-extended-20190602.bz2","retrieved_at":"2026-10-12T22:11:45+00:00","summary":"RIPE NCC delegated statistics 2019-06-02 (produced 2019-06-02T21:59:59+00:00), before the change: not listed"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2019/delegated-ripencc-extended-20190603.bz2","retrieved_at":"2026-10-12T22:11:48+00:00","summary":"RIPE NCC delegated statistics 2019-06-03 (produced 2019-06-03T21:59:59+00:00), after the change: allocated (dated 2014-09-30)"}]},{"event_id":"0412b111b408a604","registry":"ARIN","report_date":"2014-09-30","source":"arin_issued","raw_action":"ADD","raw_line":"Add 170.253.0.0-170.253.63.255","resource_type":"ipv4","resource":"170.253.0.0/18","start":"170.253.0.0","end":"170.253.63.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Arthur Andersen, LLP","recipient_organization":"Adknowledge, Inc.","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:15+00:00","page":"https://rirtracker.com/ip/170.253.0.0-170.253.63.255/#e-0412b111b408a604","report_page":"https://rirtracker.com/arin/reports/2014-09-30/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/170.253.0.0-170.253.63.255.json","piece_of":{"resource":"170.253.0.0/16","page":"https://rirtracker.com/ip/170.253.0.0-170.253.255.255/"},"explanation":"ARIN's transfer log records a transfer from Arthur Andersen, LLP (ARIN) to Adknowledge, Inc. (ARIN) on 2014-09-30 20:24 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2014-September/002120.html","retrieved_at":"2026-10-12T18:38:30+00:00","summary":"ARIN-Issued report for 2014-09-30: \"Add 170.253.0.0-170.253.63.255\""},{"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 2014-09-30 20:24 UTC, Arthur Andersen, LLP (ARIN) to Adknowledge, Inc. (ARIN); resources moved: 170.253.0.0/18"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2014/delegated-arin-extended-20140929.gz","retrieved_at":"2026-10-12T20:41:44+00:00","summary":"ARIN delegated statistics 2014-09-29 (produced 2014-09-29T05:04:40+00:00), before the report: assigned (dated 1994-01-24)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2014/delegated-arin-extended-20141001.gz","retrieved_at":"2026-10-12T20:41:48+00:00","summary":"ARIN delegated statistics 2014-10-01 (produced 2014-10-01T05:03:42+00:00), after the report: allocated (dated 2014-09-30)"}]}],"classification_history":{"67ccda6a42e44762":[{"raw_change_id":374402,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T05:30:06+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Adknowledge, Inc. (ARIN) to Xtra Telecom S.A. (RIPE NCC) on 2019-06-03 14:18 UTC: it left ARIN for the RIPE NCC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants."},{"raw_change_id":374402,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:17:30+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Adknowledge, Inc. (ARIN) to Xtra Telecom S.A. (RIPE NCC) on 2019-06-03 14:18 UTC: it left ARIN for the RIPE NCC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants."},{"raw_change_id":374402,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T15:01:11+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Adknowledge, Inc. (ARIN) to Xtra Telecom S.A. (RIPE NCC) on 2019-06-03 14:18 UTC: it left ARIN for the RIPE NCC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants."},{"raw_change_id":374402,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:05:36+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Adknowledge, Inc. (ARIN) to Xtra Telecom S.A. (RIPE NCC) on 2019-06-03 14:18 UTC: it left ARIN for the RIPE NCC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants."}],"1d9250323fd19a8d":[{"raw_change_id":64095,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:47:38+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to XTRA TELECOM S.A. (RIPE NCC) on 2019-06-03 19:00 UTC: it came to the RIPE NCC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":64095,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:02:57+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to XTRA TELECOM S.A. (RIPE NCC) on 2019-06-03 19:00 UTC: it came to the RIPE NCC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":64095,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:45:14+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to XTRA TELECOM S.A. (RIPE NCC) on 2019-06-03 19:00 UTC: it came to the RIPE NCC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":64095,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:47:54+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to XTRA TELECOM S.A. (RIPE NCC) on 2019-06-03 19:00 UTC: it came to the RIPE NCC from ARIN. It was already issued by another registry, so this is not a new issuance."}],"0412b111b408a604":[{"raw_change_id":134053,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:26:54+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Arthur Andersen, LLP (ARIN) to Adknowledge, Inc. (ARIN) on 2014-09-30 20:24 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":134053,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:36+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Arthur Andersen, LLP (ARIN) to Adknowledge, Inc. (ARIN) on 2014-09-30 20:24 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":134053,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:48:12+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Arthur Andersen, LLP (ARIN) to Adknowledge, Inc. (ARIN) on 2014-09-30 20:24 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":134053,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:15+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Arthur Andersen, LLP (ARIN) to Adknowledge, Inc. (ARIN) on 2014-09-30 20:24 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."}]},"arin_statistics_now":{"status":"not listed"}}