Every change the tracker has found, newest first. It covers ARIN from 2008-12-01, the RIPE NCC from 2010-04-23, APNIC from 2008-02-15, LACNIC from 2012-06-29 and AFRINIC from 2012-10-03.
China Internet Network Information Center/sinnet APNIC
Inventory
No effect on APNIC applicant inventory
APNIC's transfer log records a transfer from Amazon Connection Technology Services (Beijing) Co., LTD (APNIC) to China Internet Network Information Center/sinnet (APNIC) on 2020-07-10 00:01 UTC. The registration changed hands; it is not a new allocation from APNIC.
Evidence (3) · classifier 1.4.0,
Transfer logTransfer log: RESOURCE_TRANSFER on 2020-07-10 00:01 UTC, Amazon Connection Technology Services (Beijing) Co., LTD (APNIC) to China Internet Network Information Center/sinnet (APNIC); resources moved: 71.131.192.0/18, 71.132.0.0/18, 71.136.64.0/18, 71.137.0.0/18source · retrieved
BeforeAPNIC delegated statistics 2020-07-10, before the change: allocated (dated 2017-12-30)source · retrieved
AfterAPNIC delegated statistics 2020-07-11, after the change: allocated (dated 2017-12-30)source · retrieved
Classification history for this change (4 versions)
Also a change at ARIN, the sending registry: ARIN, 2018-06-28. Lists that cover every registry show it there.
Inventory
Transferred into APNIC administration; not a new issuance
APNIC's transfer log records a transfer from AMAZO-4 (ARIN) to Amazon Connection Technology Services (Beijing) Co., LTD (APNIC) on 2018-06-28 15:19 UTC: it came to APNIC from ARIN. It was already issued by another registry, so this is not a new issuance.
Transferred out of ARIN administration; not offered to ARIN applicants
ARIN's transfer log records a transfer from Amazon.com, Inc. (ARIN) to Amazon Connection Technology Services Co., LTD (APNIC) on 2018-06-28 18:03 UTC: it left ARIN for APNIC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants.
Evidence (4) · classifier 1.4.0,
StatisticsNot listed in ARIN-Issued; found by comparing ARIN's daily statistics: 71.137.0.0/18 allocated on 2018-06-28, not listed on 2018-06-29source · retrieved
Transfer logTransfer log: RESOURCE_TRANSFER on 2018-06-28 18:03 UTC, Amazon.com, Inc. (ARIN) to Amazon Connection Technology Services Co., LTD (APNIC); resources moved: 71.137.0.0/18source · retrieved
BeforeARIN delegated statistics 2018-06-27 (produced 2018-06-27T05:00:24+00:00), before the report: allocated (dated 2017-12-30)source · retrieved
AfterARIN delegated statistics 2018-06-29 (produced 2018-06-29T05:00:26+00:00), after the report: not listedsource · retrieved
Classification history for this change (4 versions)
: Inter-RIR transfer out of ARIN, confirmed (classifier 1.3.0)
: Inter-RIR transfer out of ARIN, confirmed (classifier 1.3.1)
: Inter-RIR transfer out of ARIN, confirmed (classifier 1.3.2)
: Inter-RIR transfer out of ARIN, confirmed (classifier 1.4.0) current
71.128.0.0/11: the rest of the block stayed with the seller
Inventory
No effect on ARIN applicant inventory
ARIN's transfer log records a transfer from AT&T Internet Services (ARIN) to Amazon.com, Inc. (ARIN) on 2017-12-29 19:30 UTC. ARIN-Issued lists it as "Add" because the registration changed hands; it is not a new allocation from ARIN.
Evidence (4) · classifier 1.4.0,
ARIN-IssuedARIN-Issued report for 2017-12-30: "Add 71.137.0.0-71.137.63.255"source · retrieved
Transfer logTransfer log: RESOURCE_TRANSFER on 2017-12-29 19:30 UTC, AT&T Internet Services (ARIN) to Amazon.com, Inc. (ARIN); resources moved: 71.137.0.0/18source · retrieved
BeforeARIN delegated statistics 2017-12-29 (produced 2017-12-29T06:08:48+00:00), before the report: allocated (dated 2005-01-11)source · retrieved
AfterARIN delegated statistics 2017-12-31 (produced 2017-12-31T06:09:34+00:00), after the report: allocated (dated 2017-12-30)source · retrieved
Classification history for this change (4 versions)
Every record in the ARIN, RIPE NCC, APNIC, LACNIC and AFRINIC transfer logs that moved any part of this IPv4 range (ARIN's from 2009, the RIPE NCC's from 2012, APNIC's from 2010, LACNIC's from 2016, AFRINIC's from 2018). A transfer between two registries is in both logs.
RDAP lookups
Not looked up. The tracker queries RDAP for changes as they're reported (on first sight, after 24 hours and after seven days); older changes aren't looked up because today's RDAP says nothing about the past.