{"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":"103.20.100.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/103.20.100.0-103.20.103.255/","statistics_now":{"registry":"APNIC","status":"allocated (dated 2023-08-25), assigned (dated 2023-08-24)"},"current_holder":{"rir":"APNIC","org":"Zylog Systems India Limited","how":"APNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":123813,"date":"2012-11-09T17:47:50Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"ERONET BROADBAND SERVICES (INDIA) PVT. LTD","recipient_org":"Zylog Systems India Limited","range":"103.20.100.0/22","log":"APNIC"}],"events":[{"event_id":"7d3e4a66b47d49fe","registry":"APNIC","report_date":"2014-06-06","source":"statistics","raw_action":"REMOVED","raw_line":null,"resource_type":"ipv4","resource":"103.20.100.0/22","start":"103.20.100.0","end":"103.20.103.255","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":"2026-10-14T00:01:01+00:00","page":"https://rirtracker.com/ip/103.20.100.0-103.20.103.255/#e-7d3e4a66b47d49fe","report_page":"https://rirtracker.com/apnic/reports/2014-06-06/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/103.20.100.0-103.20.103.255.json","observed":"103.20.100.0/22 allocated on 2014-06-06, reserved on 2014-06-07","explanation":"Removed from active registration. The tracker found it by comparing APNIC's daily statistics. APNIC's statistics show it allocated (dated 2012-09-14) on 2014-06-06 and reserved on 2014-06-07. Public sources do not distinguish a voluntary return, revocation, or reclamation. APNIC publishes no hold period, and its statistics show a steady one (a year) only for removals from 2014-07-01 on; this one came earlier, so the tracker gives no estimate. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.apnic.net/stats/apnic/2014/delegated-apnic-extended-20140607.gz","retrieved_at":"2026-10-12T20:55:06+00:00","summary":"Found by comparing APNIC's daily statistics: 103.20.100.0/22 allocated on 2014-06-06, reserved on 2014-06-07"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2014/delegated-apnic-extended-20140606.gz","retrieved_at":"2026-10-12T20:55:03+00:00","summary":"APNIC delegated statistics 2014-06-06, before the change: allocated (dated 2012-09-14)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2014/delegated-apnic-extended-20140607.gz","retrieved_at":"2026-10-12T20:55:06+00:00","summary":"APNIC delegated statistics 2014-06-07, after the change: reserved"}]},{"event_id":"091a0d96d7aa8d35","registry":"APNIC","report_date":"2012-11-10","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"103.20.100.0/22","start":"103.20.100.0","end":"103.20.103.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-APNIC transfer","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"APNIC","source_organization":"ERONET BROADBAND SERVICES (INDIA) PVT. LTD","recipient_organization":"Zylog Systems India Limited","inventory_effect":"No effect on APNIC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:29+00:00","page":"https://rirtracker.com/ip/103.20.100.0-103.20.103.255/#e-091a0d96d7aa8d35","report_page":"https://rirtracker.com/apnic/reports/2012-11-10/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/103.20.100.0-103.20.103.255.json","observed":"Transfer: ERONET BROADBAND SERVICES (INDIA) PVT. LTD (APNIC) to Zylog Systems India Limited (APNIC)","explanation":"APNIC's transfer log records a transfer from ERONET BROADBAND SERVICES (INDIA) PVT. LTD (APNIC) to Zylog Systems India Limited (APNIC) on 2012-11-09 17:47 UTC. The registration changed hands; it is not a new allocation from APNIC.","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 2012-11-09 17:47 UTC, ERONET BROADBAND SERVICES (INDIA) PVT. LTD (APNIC) to Zylog Systems India Limited (APNIC); resources moved: 103.20.100.0/22"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2012/delegated-apnic-extended-20121110.gz","retrieved_at":"2026-10-12T20:10:54+00:00","summary":"APNIC delegated statistics 2012-11-10, before the change: allocated (dated 2012-09-14)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2012/delegated-apnic-extended-20121111.gz","retrieved_at":"2026-10-12T20:10:57+00:00","summary":"APNIC delegated statistics 2012-11-11, after the change: allocated (dated 2012-09-14)"}]},{"event_id":"f4d41c7b7e7ff18c","registry":"APNIC","report_date":"2012-09-14","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"103.20.100.0/22","start":"103.20.100.0","end":"103.20.103.255","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":"2026-10-13T23:58:40+00:00","page":"https://rirtracker.com/ip/103.20.100.0-103.20.103.255/#e-f4d41c7b7e7ff18c","report_page":"https://rirtracker.com/apnic/reports/2012-09-14/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/103.20.100.0-103.20.103.255.json","observed":"103.20.100.0/22 available on 2012-09-14, allocated on 2012-09-15","explanation":"No transfer record matches. APNIC's statistics show it available on 2012-09-14 and allocated (dated 2012-09-14) on 2012-09-15. 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/2012/delegated-apnic-extended-20120915.gz","retrieved_at":"2026-10-12T20:07:45+00:00","summary":"Found by comparing APNIC's daily statistics: 103.20.100.0/22 available on 2012-09-14, allocated on 2012-09-15"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2012/delegated-apnic-extended-20120914.gz","retrieved_at":"2026-10-12T20:07:42+00:00","summary":"APNIC delegated statistics 2012-09-14, before the change: available"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2012/delegated-apnic-extended-20120915.gz","retrieved_at":"2026-10-12T20:07:45+00:00","summary":"APNIC delegated statistics 2012-09-15, after the change: allocated (dated 2012-09-14)"}]}],"classification_history":{"7d3e4a66b47d49fe":[{"raw_change_id":302816,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:57:24+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing APNIC's daily statistics. APNIC's statistics show it allocated (dated 2012-09-14) on 2014-06-06 and reserved on 2014-06-07. Public sources do not distinguish a voluntary return, revocation, or reclamation. APNIC publishes no fixed period for which it holds returned IPv4 space before reissuing it, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":302816,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:13:40+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing APNIC's daily statistics. APNIC's statistics show it allocated (dated 2012-09-14) on 2014-06-06 and reserved on 2014-06-07. Public sources do not distinguish a voluntary return, revocation, or reclamation. APNIC publishes no fixed period for which it holds returned IPv4 space before reissuing it, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":302816,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:57:04+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing APNIC's daily statistics. APNIC's statistics show it allocated (dated 2012-09-14) on 2014-06-06 and reserved on 2014-06-07. Public sources do not distinguish a voluntary return, revocation, or reclamation. APNIC publishes no fixed period for which it holds returned IPv4 space before reissuing it, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":302816,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:01:01+00:00","current":1,"public_explanation":"Removed from active registration. The tracker found it by comparing APNIC's daily statistics. APNIC's statistics show it allocated (dated 2012-09-14) on 2014-06-06 and reserved on 2014-06-07. Public sources do not distinguish a voluntary return, revocation, or reclamation. APNIC publishes no hold period, and its statistics show a steady one (a year) only for removals from 2014-07-01 on; this one came earlier, so the tracker gives no estimate. This does not confirm availability."}],"091a0d96d7aa8d35":[{"raw_change_id":32121,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:34:21+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from ERONET BROADBAND SERVICES (INDIA) PVT. LTD (APNIC) to Zylog Systems India Limited (APNIC) on 2012-11-09 17:47 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":32121,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:46+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from ERONET BROADBAND SERVICES (INDIA) PVT. LTD (APNIC) to Zylog Systems India Limited (APNIC) on 2012-11-09 17:47 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":32121,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:43:55+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from ERONET BROADBAND SERVICES (INDIA) PVT. LTD (APNIC) to Zylog Systems India Limited (APNIC) on 2012-11-09 17:47 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":32121,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:29+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from ERONET BROADBAND SERVICES (INDIA) PVT. LTD (APNIC) to Zylog Systems India Limited (APNIC) on 2012-11-09 17:47 UTC. The registration changed hands; it is not a new allocation from APNIC."}],"f4d41c7b7e7ff18c":[{"raw_change_id":266865,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:39:19+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2012-09-14 and allocated (dated 2012-09-14) on 2012-09-15. 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":266865,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:11:39+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2012-09-14 and allocated (dated 2012-09-14) on 2012-09-15. 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":266865,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:54:53+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2012-09-14 and allocated (dated 2012-09-14) on 2012-09-15. 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":266865,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:58:40+00:00","current":1,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2012-09-14 and allocated (dated 2012-09-14) on 2012-09-15. 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"}}