rirtracker

IPv4 range · 3 prefixes · 86,016 addresses

170.251.176.0 - 170.252.255.255

170.251.176.0/20, 170.251.192.0/18, 170.252.0.0/16

Now

ARIN statistics
Allocated (dated 1994-01-24) (US), in the latest file
Registry
ARIN
Holder
Not looked up
From
ARIN's latest statistics

Latest change

+ Add Range split/merge or reporting-format change

Reported
2014-11-12 (ARIN)
Confidence
Strong inference
Inventory
No effect on ARIN applicant inventory

Timeline (1)

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.

2014-11-12 ARIN + Add Range split/merge or reporting-format change Strong inference
ARIN-Issued
Add 170.251.176.0-170.252.255.255
Inventory
No effect on ARIN applicant inventory

This range is part of a larger block from which a piece was transferred around 2014-11-12; the rest was re-registered to show the split. ARIN's statistics show it allocated (dated 1994-01-24) on 2014-11-11 and allocated (dated 2014-11-12) on 2014-11-13.

Evidence (16) · classifier 1.4.0,
  1. ARIN-Issued ARIN-Issued report for 2014-11-12: "Add 170.251.176.0-170.252.255.255" source · retrieved
  2. Before ARIN delegated statistics 2014-11-11 (produced 2014-11-11T06:04:03+00:00), before the report: allocated (dated 1994-01-24) source · retrieved
  3. After ARIN delegated statistics 2014-11-13 (produced 2014-11-13T06:04:40+00:00), after the report: allocated (dated 2014-11-12) source · retrieved
  4. Transfer log Transfer log: RESOURCE_TRANSFER on 2014-11-12 21:21 UTC, Accenture LLP (ARIN) to (no name) (APNIC); resources moved: 170.251.10.0/23 source · retrieved
  5. Transfer log Transfer log: RESOURCE_TRANSFER on 2014-11-12 21:22 UTC, Accenture LLP (ARIN) to (no name) (APNIC); resources moved: 170.251.20.0/23 source · retrieved
  6. Transfer log Transfer log: RESOURCE_TRANSFER on 2014-11-12 21:25 UTC, Accenture LLP (ARIN) to (no name) (APNIC); resources moved: 170.251.40.0/21 source · retrieved
  7. Transfer log Transfer log: RESOURCE_TRANSFER on 2014-11-12 21:26 UTC, Accenture LLP (ARIN) to (no name) (APNIC); resources moved: 170.251.60.0/23 source · retrieved
  8. Transfer log Transfer log: RESOURCE_TRANSFER on 2014-11-12 21:28 UTC, Accenture LLP (ARIN) to (no name) (APNIC); resources moved: 170.251.90.0/23 source · retrieved
  9. Transfer log Transfer log: RESOURCE_TRANSFER on 2014-11-12 21:29 UTC, Accenture LLP (ARIN) to (no name) (APNIC); resources moved: 170.251.110.0/23 source · retrieved
  10. Transfer log Transfer log: RESOURCE_TRANSFER on 2014-11-12 21:30 UTC, Accenture LLP (ARIN) to (no name) (APNIC); resources moved: 170.251.142.0/23 source · retrieved
  11. Transfer log Transfer log: RESOURCE_TRANSFER on 2014-11-12 21:34 UTC, Accenture LLP (ARIN) to (no name) (APNIC); resources moved: 170.251.150.0/23 source · retrieved
  12. Transfer log Transfer log: RESOURCE_TRANSFER on 2014-11-12 21:36 UTC, Accenture LLP (ARIN) to (no name) (APNIC); resources moved: 170.251.154.0/23 source · retrieved
  13. Transfer log Transfer log: RESOURCE_TRANSFER on 2014-11-12 21:36 UTC, Accenture LLP (ARIN) to (no name) (APNIC); resources moved: 170.251.156.0/23 source · retrieved
  14. Transfer log Transfer log: RESOURCE_TRANSFER on 2014-11-12 21:37 UTC, Accenture LLP (ARIN) to (no name) (APNIC); resources moved: 170.251.170.0/23 source · retrieved
  15. Transfer log Transfer log: RESOURCE_TRANSFER on 2014-11-12 21:47 UTC, Accenture LLP (ARIN) to (no name) (APNIC); resources moved: 170.251.174.0/23 source · retrieved
  16. Transfer log Transfer log: RESOURCE_TRANSFER on 2014-11-13 17:27 UTC, Accenture LLP (ARIN) to (no name) (APNIC); resources moved: 170.251.149.0/24 source · retrieved
Classification history for this change (4 versions)
  1. : Range split/merge or reporting-format change, strong inference (classifier 1.3.0)
  2. : Range split/merge or reporting-format change, strong inference (classifier 1.3.1)
  3. : Range split/merge or reporting-format change, strong inference (classifier 1.3.2)
  4. : Range split/merge or reporting-format change, strong inference (classifier 1.4.0) current

Transfer records

No transfer log has a transfer of any part of this IPv4 range.

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.

This page as data: ip/170.251.176.0-170.252.255.255.json