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.
2017-10-27RIPE NCC+ RegisteredApparent new issuanceStrong inference
Statistics
AS39739 available on 2017-10-26, allocated on 2017-10-27
Inventory
Likely issued from RIPE NCC-controlled inventory
No transfer record matches. The RIPE NCC's statistics show it available on 2017-10-26 and allocated (dated 2017-10-27) on 2017-10-27. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC.
Evidence (3) · classifier 1.4.0,
StatisticsFound by comparing the RIPE NCC's daily statistics: AS39739 available on 2017-10-26, allocated on 2017-10-27source · retrieved
BeforeRIPE NCC delegated statistics 2017-10-26 (produced 2017-10-26T21:59:59+00:00), before the change: availablesource · retrieved
AfterRIPE NCC delegated statistics 2017-10-27 (produced 2017-10-27T21:59:59+00:00), after the change: allocated (dated 2017-10-27)source · retrieved
Classification history for this change (4 versions)
: Apparent new issuance, strong inference (classifier 1.4.0) current
2015-11-25RIPE NCCReleasedReleased from hold (the RIPE NCC lists it as 'available')Strong inference
Statistics
AS39739 reserved on 2015-11-24, available on 2015-11-25
Inventory
The RIPE NCC's statistics now list it as 'available'; reissue not confirmed
The RIPE NCC's statistics show it reserved on 2015-11-24 and available on 2015-11-25. The RIPE NCC moved it from its reserved (held) records to the status it calls 'available'. That is the RIPE NCC's own label: whether and when it is reissued is not confirmed.
Evidence (3) · classifier 1.4.0,
StatisticsFound by comparing the RIPE NCC's daily statistics: AS39739 reserved on 2015-11-24, available on 2015-11-25source · retrieved
BeforeRIPE NCC delegated statistics 2015-11-24 (produced 2015-11-24T22:59:59+00:00), before the change: reservedsource · retrieved
AfterRIPE NCC delegated statistics 2015-11-25 (produced 2015-11-25T22:59:59+00:00), after the change: availablesource · retrieved
Classification history for this change (4 versions)
: Released from hold (the RIPE NCC lists it as 'available'), strong inference (classifier 1.3.0)
: Released from hold (the RIPE NCC lists it as 'available'), strong inference (classifier 1.3.1)
: Released from hold (the RIPE NCC lists it as 'available'), strong inference (classifier 1.3.2)
: Released from hold (the RIPE NCC lists it as 'available'), strong inference (classifier 1.4.0) current
Transfer records
No transfer log has a transfer of any part of this ASN.
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.