rirtracker

IPv4 range · 4,194,304 addresses

37.0.0.0/10

Now

RIPE NCC statistics
Allocated (441 records, dated 2011-12-07 to 2022-01-25), reserved (1 record) (AE, AL, AM, AT, AZ, BA, BE, BG, BY, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GE, GL, GR, HK, HR, HU, IE, IL, IM, IQ, IR, IT, JO, KW, KZ, LT, LU, LV, MC, MD, ME, MK, NL, NO, OM, PL, PS, PT, RO, RS, RU, SA, SC, SE, SI, SK, SY, TR, UA, US), in the latest file
Registry
Not known
Holder
Not looked up

Latest change

− Deregistered Removed (return, revocation or reclamation not publicly distinguishable)

Reported
2011-07-06 (RIPE NCC)
Confidence
Strong inference
Inventory
Possible future reissue candidate after hold

Hold

Removed
2011-07-06 (RIPE NCC)
Estimated hold end
Not estimated: the RIPE NCC's current hold applies to removals from 2014-03-26 on, and this one came earlier
Now
Possible reissue candidate; not confirmed available.

Timeline (2)

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.

2011-07-06 RIPE NCC − Deregistered Removed (return, revocation or reclamation not publicly distinguishable) Strong inference
Statistics
37.0.0.0/10 allocated on 2011-07-05, reserved on 2011-07-06
Inventory
Possible future reissue candidate after hold

Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it allocated (dated 2010-12-30) on 2011-07-05 and reserved on 2011-07-06. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC's current hold for IPv4 space applies to removals from 2014-03-26 on, and this one came earlier, so the tracker gives no estimate. This does not confirm availability.

Evidence (3) · classifier 1.4.0,
  1. Statistics Found by comparing the RIPE NCC's daily statistics: 37.0.0.0/10 allocated on 2011-07-05, reserved on 2011-07-06 source · retrieved
  2. Before RIPE NCC delegated statistics 2011-07-05 (produced 2011-07-05T21:59:59+00:00), before the change: allocated (dated 2010-12-30) source · retrieved
  3. After RIPE NCC delegated statistics 2011-07-06 (produced 2011-07-06T21:59:59+00:00), after the change: reserved source · retrieved
Classification history for this change (4 versions)
  1. : Removed (return, revocation or reclamation not publicly distinguishable), strong inference (classifier 1.3.0)
  2. : Removed (return, revocation or reclamation not publicly distinguishable), strong inference (classifier 1.3.1)
  3. : Removed (return, revocation or reclamation not publicly distinguishable), strong inference (classifier 1.3.2)
  4. : Removed (return, revocation or reclamation not publicly distinguishable), strong inference (classifier 1.4.0) current
2011-03-01 RIPE NCC + Registered Unresolved change Observed only
Statistics
37.0.0.0/10 available on 2011-02-28, allocated on 2011-03-01
Inventory
Inventory effect unknown

No transfer record matches. The RIPE NCC's statistics show it available on 2011-02-28 and allocated (dated 2010-12-30) on 2011-03-01. The new registration isn't dated near that day, so the tracker can't tell whether this is a new issuance.

Evidence (3) · classifier 1.4.0,
  1. Statistics Found by comparing the RIPE NCC's daily statistics: 37.0.0.0/10 available on 2011-02-28, allocated on 2011-03-01 source · retrieved
  2. Before RIPE NCC delegated statistics 2011-02-28, before the change: available source · retrieved
  3. After RIPE NCC delegated statistics 2011-03-01, after the change: allocated (dated 2010-12-30) source · retrieved
Classification history for this change (4 versions)
  1. : Unresolved change, observed only (classifier 1.3.0)
  2. : Unresolved change, observed only (classifier 1.3.1)
  3. : Unresolved change, observed only (classifier 1.3.2)
  4. : Unresolved change, observed only (classifier 1.4.0) current

Changes to overlapping ranges

DateRegistryRangeRecorded asWhat happened
2026-10-05RIPE NCC37.44.208.0/22Transfer logMerger/acquisition
2026-06-25RIPE NCC37.60.8.0/21− DeregisteredRemoved
2026-06-25RIPE NCC37.60.176.0/21Transfer logIntra-RIPE NCC transfer
2026-04-28RIPE NCC37.1.144.0/24Transfer logIntra-RIPE NCC transfer
2026-04-28RIPE NCC37.1.146.0/23Transfer logIntra-RIPE NCC transfer
2026-04-28RIPE NCC37.1.148.0/23Transfer logIntra-RIPE NCC transfer
2026-04-28RIPE NCC37.1.150.0/24Transfer logIntra-RIPE NCC transfer
2026-03-03RIPE NCC37.58.24.0/22Transfer logIntra-RIPE NCC transfer
2026-03-03RIPE NCC37.58.29.0/24Transfer logIntra-RIPE NCC transfer
2026-01-22RIPE NCC37.61.0.0/17Transfer logIntra-RIPE NCC transfer
2025-12-30RIPE NCC37.18.152.0/21Transfer logIntra-RIPE NCC transfer
2025-12-29RIPE NCC37.4.0.0/15Transfer logMerger/acquisition
2025-12-18RIPE NCC37.44.160.0/19Transfer logMerger/acquisition
2025-12-17RIPE NCC37.32.100.0/24Transfer logIntra-RIPE NCC transfer
2025-12-15RIPE NCC37.10.70.0/24Transfer logTransfer out of the RIPE NCC
2025-12-15LACNIC37.10.70.0/24Transfer logTransfer into LACNIC
2025-12-15RIPE NCC37.10.108.0/24Transfer logTransfer out of the RIPE NCC
2025-12-15LACNIC37.10.108.0/24Transfer logTransfer into LACNIC
2025-11-07RIPE NCC37.44.199.0/24Transfer logIntra-RIPE NCC transfer
2025-11-07RIPE NCC37.46.216.0/21Transfer logIntra-RIPE NCC transfer
2025-10-31RIPE NCC37.32.103.0/24Transfer logMerger/acquisition
2025-10-13RIPE NCC37.1.88.0/21Transfer logIntra-RIPE NCC transfer
2025-10-07RIPE NCC37.9.192.0/21Transfer logMerger/acquisition
2025-08-05RIPE NCC37.1.192.0/19Transfer logIntra-RIPE NCC transfer
2025-07-31RIPE NCC37.58.28.0/24Transfer logIntra-RIPE NCC transfer
2025-06-16RIPE NCC37.25.64.0/21Transfer logIntra-RIPE NCC transfer
2025-06-16RIPE NCC37.58.30.0/23Transfer logIntra-RIPE NCC transfer
2025-05-19RIPE NCC37.28.128.0/21Transfer logIntra-RIPE NCC transfer
2025-05-14RIPE NCC37.34.40.0/21Transfer logIntra-RIPE NCC transfer
2025-05-13RIPE NCC37.35.72.0/21Transfer logIntra-RIPE NCC transfer
2025-03-17RIPE NCC37.60.200.0/21Transfer logIntra-RIPE NCC transfer
2025-01-15RIPE NCC37.44.16.0/20Transfer logMerger/acquisition
2024-12-20RIPE NCC37.46.16.0/21Transfer logIntra-RIPE NCC transfer
2024-12-16RIPE NCC37.17.240.0/21Transfer logIntra-RIPE NCC transfer
2024-11-28RIPE NCC37.48.248.0/21Transfer logIntra-RIPE NCC transfer
2024-11-07RIPE NCC37.28.136.0/21Transfer logIntra-RIPE NCC transfer
2024-10-30RIPE NCC37.60.8.0/21Transfer logMerger/acquisition
2024-10-15RIPE NCC37.46.48.0/22Transfer logIntra-RIPE NCC transfer
2024-10-07RIPE NCC37.32.104.0/21Transfer logMerger/acquisition
2024-09-26RIPE NCC37.61.128.0/20Transfer logIntra-RIPE NCC transfer
2024-08-26RIPE NCC37.44.196.0/23Transfer logIntra-RIPE NCC transfer
2024-08-26RIPE NCC37.44.198.0/24Transfer logIntra-RIPE NCC transfer
2024-08-22RIPE NCC37.49.224.0/21Transfer logIntra-RIPE NCC transfer
2024-08-14RIPE NCC37.16.79.0/24Transfer logIntra-RIPE NCC transfer
2024-07-16ARIN37.26.88.0/21+ AddTransfer into ARIN
2024-07-16RIPE NCC37.26.88.0/21Transfer logTransfer out of the RIPE NCC
2024-07-11RIPE NCC37.19.24.0/21Transfer logIntra-RIPE NCC transfer
2024-06-19RIPE NCC37.16.73.0/24Transfer logIntra-RIPE NCC transfer
2024-04-11RIPE NCC37.16.76.0/24Transfer logIntra-RIPE NCC transfer
2024-03-15RIPE NCC37.25.40.0/22Transfer logIntra-RIPE NCC transfer
2024-03-12ARIN37.7.0.0/16+ AddTransfer into ARIN
2024-03-12RIPE NCC37.7.0.0/16Transfer logTransfer out of the RIPE NCC
2024-03-07RIPE NCC37.16.78.0/24Transfer logMerger/acquisition
2024-03-06RIPE NCC37.16.78.0/24Transfer logMerger/acquisition
2024-02-29RIPE NCC37.16.88.0/24Transfer logIntra-RIPE NCC transfer
2024-02-01RIPE NCC37.60.152.0/21Transfer logMerger/acquisition
2024-01-31RIPE NCC37.46.128.0/21Transfer logIntra-RIPE NCC transfer
2024-01-11RIPE NCC37.16.78.0/24Transfer logMerger/acquisition
2024-01-02RIPE NCC37.44.236.0/24Transfer logIntra-RIPE NCC transfer
2024-01-02RIPE NCC37.44.238.0/24Transfer logIntra-RIPE NCC transfer

Transfer records (100+)

Date (UTC)LogTypeRange movedFromTo
RIPE NCCMerger acquisition37.44.208.0/22 Edera Group a.s. RIPE NCCCEZNET s.r.o. RIPE NCC
RIPE NCCResource transfer37.60.176.0/21 Limited Liability Company YarTranzitTelecom RIPE NCCScientific-Production Enterprise Business Sviaz Holding LLC RIPE NCC
RIPE NCCResource transfer37.1.144.0/24 Netinternet Bilisim Teknolojileri AS RIPE NCCChronos Teknoloji Limited Sirketi RIPE NCC
RIPE NCCResource transfer37.58.24.0/22 BE DC Connect UK Limited RIPE NCCMAINFRAME & CYBERNETIC SYSTEMS LIMITED RIPE NCC
RIPE NCCResource transfer37.58.29.0/24 BE DC Connect UK Limited RIPE NCCMAINFRAME & CYBERNETIC SYSTEMS LIMITED RIPE NCC
RIPE NCCResource transfer37.61.0.0/17 Baku Telephone Communication LLC RIPE NCCAztelekom LLC RIPE NCC
RIPE NCCResource transfer37.18.152.0/21 OOO SET RIPE NCCMTS PJSC RIPE NCC
RIPE NCCMerger acquisition37.4.0.0/15 Vodafone Deutschland GmbH RIPE NCCVodafone GmbH RIPE NCC
RIPE NCCMerger acquisition37.44.160.0/19 NORDVEST FIBER AS RIPE NCCTafjord Connect AS RIPE NCC
RIPE NCCResource transfer37.32.100.0/24 IOTECO LTD RIPE NCCKey IoT Limited RIPE NCC
RIPE NCCResource transfer37.10.70.0/24 Television por Cable Santa Pola SL RIPE NCC(no name given) LACNIC
RIPE NCCResource transfer37.10.108.0/24 Television por Cable Santa Pola SL RIPE NCC(no name given) LACNIC
LACNICResource transfer37.10.70.0/24 Cable Santa Pola SL RIPE NCCLIBERTY NETWORKS DE COLOMBIA S.A.S LACNIC
LACNICResource transfer37.10.108.0/24 Cable Santa Pola SL RIPE NCCLIBERTY NETWORKS DE COLOMBIA S.A.S LACNIC
RIPE NCCResource transfer37.44.199.0/24 LIR LLC RIPE NCCFiber Ltd RIPE NCC
RIPE NCCResource transfer37.46.216.0/21 Limited Liability Company "KYIVSKI TELEKOMUNIKATSIYNI MEREZHI" RIPE NCCPRIVATE JOINT STOCK COMPANY "DATAGROUP" RIPE NCC
RIPE NCCMerger acquisition37.32.103.0/24 MEKO-S GmbH RIPE NCCGrouplink IT Solutions GmbH RIPE NCC
RIPE NCCResource transfer37.1.88.0/21 MCKAYCOM LTD RIPE NCCRobert McKay RIPE NCC
RIPE NCCMerger acquisition37.9.192.0/21 InterneXt 2000, s.r.o. RIPE NCCCEZNET s.r.o. RIPE NCC
RIPE NCCResource transfer37.1.192.0/19 3nt solutions LLP RIPE NCCNetAssets Services - FZCO RIPE NCC
RIPE NCCResource transfer37.58.28.0/24 BE DC Connect UK Limited RIPE NCCTrabzon Buyuksehir Belediyesi RIPE NCC
RIPE NCCResource transfer37.25.64.0/21 Freikom GmbH RIPE NCCGlobalConnect GmbH RIPE NCC
RIPE NCCResource transfer37.58.30.0/23 BE DC Connect UK Limited RIPE NCC3Q GmbH RIPE NCC
RIPE NCCResource transfer37.28.128.0/21 RHW Eiendom AS RIPE NCCe-Provider AS RIPE NCC
RIPE NCCResource transfer37.34.40.0/21 SHELLNET S.P.A. RIPE NCCOpnet Srl RIPE NCC
RIPE NCCResource transfer37.35.72.0/21 WRM Media Ltd RIPE NCCFreistaat Bayern trading as LDBV RIPE NCC
RIPE NCCResource transfer37.60.200.0/21 Trading.Point Gesellschaft mit beschraenkter Haftung RIPE NCCMARCANT AG RIPE NCC
RIPE NCCMerger acquisition37.44.16.0/20 Matrigo s.r.o. RIPE NCCPe3ny Net s.r.o. RIPE NCC
RIPE NCCResource transfer37.46.16.0/21 Digiweb ltd RIPE NCCAce Data Centers II, LLC RIPE NCC
RIPE NCCResource transfer37.17.240.0/21 Company with additional responsibility "Company "BEST" RIPE NCCLIMITED LIABILITY COMPANY "BEST SOLUTIONS" RIPE NCC
RIPE NCCResource transfer37.48.248.0/21 OJSC "Telecommunications FEZ Nakhodka" RIPE NCCJSC Selectel RIPE NCC
RIPE NCCResource transfer37.28.136.0/21 acia ApS RIPE NCCAciaNet ApS RIPE NCC
RIPE NCCMerger acquisition37.60.8.0/21 Fabernovel SAS RIPE NCCErnst & Young Advisory SAS RIPE NCC
RIPE NCCResource transfer37.46.48.0/22 "OBIT" Ltd. RIPE NCCOBIT-telecommunications, LLC RIPE NCC
RIPE NCCMerger acquisition37.32.104.0/21 IRIDEOS S.P.A. RIPE NCCRetelit Digital Services S.p.A. RIPE NCC
RIPE NCCResource transfer37.61.128.0/20 suec // dacor GmbH RIPE NCCDNCC Services GmbH RIPE NCC
RIPE NCCResource transfer37.44.196.0/23 LIR LLC RIPE NCC"Cloud Technologies" LLC trading as Cloud.ru RIPE NCC
RIPE NCCResource transfer37.49.224.0/21 MYWEB LIMITED RIPE NCCESTOXY OU RIPE NCC
RIPE NCCResource transfer37.16.79.0/24 Transcom LLC RIPE NCCNext Limited RIPE NCC
RIPE NCCResource transfer37.26.88.0/21 Ukcloud Ltd. RIPE NCC(no name given) ARIN
ARINResource transfer37.26.88.0/21 Ukcloud Ltd. RIPE NCCToppan Merrill LLC ARIN
RIPE NCCResource transfer37.19.24.0/21 Bigblu Operations Limited RIPE NCCJP HT d.d. Mostar RIPE NCC
RIPE NCCResource transfer37.16.73.0/24 Telenet LLC RIPE NCCK-telekom LLC RIPE NCC
RIPE NCCResource transfer37.16.76.0/24 Infolink LLC RIPE NCCNext Limited RIPE NCC
RIPE NCCResource transfer37.25.40.0/22 Adjenet Networks SL RIPE NCCBanque de France RIPE NCC
RIPE NCCResource transfer37.7.0.0/16 Polkomtel Sp. z o.o. RIPE NCC(no name given) ARIN
ARINResource transfer37.7.0.0/16 Polkomtel Sp. z o.o. RIPE NCCAmazon.com, Inc. ARIN
RIPE NCCMerger acquisition37.16.78.0/24 Eurofiber France SAS RIPE NCCEurofiber France SAS RIPE NCC
RIPE NCCMerger acquisition37.16.78.0/24 Eurofiber France SAS RIPE NCCEurofiber France SAS RIPE NCC
RIPE NCCResource transfer37.16.88.0/24 Megaspace Ltd RIPE NCCiNet Ltd RIPE NCC
RIPE NCCMerger acquisition37.60.152.0/21 Absolight SARL RIPE NCCOvea SAS RIPE NCC
RIPE NCCResource transfer37.46.128.0/21 JSC "Server" RIPE NCCJSC Datacenter RIPE NCC
RIPE NCCMerger acquisition37.16.78.0/24 Eurofiber France SAS RIPE NCCEurofiber France SAS RIPE NCC
RIPE NCCResource transfer37.44.236.0/24 Harmony Hosting SARL RIPE NCCFBW NETWORKS SAS RIPE NCC
RIPE NCCResource transfer37.44.238.0/24 Harmony Hosting SARL RIPE NCCFBW NETWORKS SAS RIPE NCC
RIPE NCCResource transfer37.44.237.0/24 Harmony Hosting SARL RIPE NCCFBW NETWORKS SAS RIPE NCC
RIPE NCCResource transfer37.35.8.0/21 ASTRA TELEKOM DOO BEOGRAD RIPE NCCIPC BLOK d.o.o. Beograd RIPE NCC
RIPE NCCResource transfer37.60.224.0/19 SiteGround Hosting EOOD RIPE NCCTerraTransit AG RIPE NCC
RIPE NCCMerger acquisition37.46.160.0/19 Ownit Broadband AB RIPE NCCTelenor Sverige AB RIPE NCC
RIPE NCCResource transfer37.44.215.0/24 WEB HOSTING AND INTERNET SERVICES LTD RIPE NCCIP One GmbH RIPE NCC
RIPE NCCMerger acquisition37.49.192.0/19 JSC "Zap-SibTransTelekom" RIPE NCCLimited Liability Company "TTK-Svyaz" RIPE NCC
RIPE NCCResource transfer37.26.144.0/21 Golan Telecom Ltd. RIPE NCCCellcom Fixed Line Communication L.P RIPE NCC
RIPE NCCMerger acquisition37.19.80.0/20 Farabord Dadeh Haye Iranian Co. RIPE NCCTose'h Fanavari Ertebabat Pasargad Arian Co. PJS RIPE NCC
RIPE NCCResource transfer37.61.208.0/20 Host Europe GmbH RIPE NCCvelia.net Internetdienste GmbH RIPE NCC
RIPE NCCResource transfer37.16.78.0/24 AVENIR TELEMATIQUE SAS RIPE NCCEurofiber France SAS RIPE NCC
RIPE NCCResource transfer37.44.8.0/21 Stepco B.V. RIPE NCCNXTcom Nederland BV RIPE NCC
RIPE NCCResource transfer37.44.128.0/19 NORDVEST FIBER AS RIPE NCCNTE TELEKOM AS RIPE NCC
RIPE NCCMerger acquisition37.16.89.0/24 Guenther Mailservice UG (haftungsbeschraenkt) RIPE NCCTerraTransit AG RIPE NCC
RIPE NCCResource transfer37.10.116.0/24 Adjenet Networks SL RIPE NCCAS926 Limited RIPE NCC
RIPE NCCResource transfer37.44.214.0/24 Uplink SRL RIPE NCCUA-Hosting SIA RIPE NCC
RIPE NCCMerger acquisition37.32.56.0/21 KEYYO CleverNetwork SAS RIPE NCCKeyyo SA RIPE NCC
RIPE NCCResource transfer37.44.252.0/22 Atex LLC RIPE NCCMiranda-Media Ltd RIPE NCC
RIPE NCCMerger acquisition37.58.0.0/20 O2 Slovakia, s.r.o. RIPE NCCO2 Slovakia, s.r.o. RIPE NCC
RIPE NCCResource transfer37.19.96.0/21 Irish Space Gateways Limited RIPE NCCViasat Europe Limited RIPE NCC
RIPE NCCResource transfer37.60.168.0/21 Telekommunikation Lindau (B) GmbH RIPE NCCNetCom BW GmbH RIPE NCC
RIPE NCCResource transfer37.61.228.0/24 DiViNetworks LTD. RIPE NCCToscanaTLC s.r.l. RIPE NCC
RIPE NCCResource transfer37.9.52.0/22 Petersburg Internet Network ltd. RIPE NCCEdgeCenter LLC RIPE NCC
RIPE NCCResource transfer37.35.16.0/20 EURAJOEN PUHELIN OSK RIPE NCCVakka-Suomen Puhelin Oy RIPE NCC
RIPE NCCResource transfer37.10.70.0/24 Telecable Fibra, S.L. RIPE NCCTelevision por Cable Santa Pola SL RIPE NCC
RIPE NCCResource transfer37.10.108.0/24 Telecable Fibra, S.L. RIPE NCCTelevision por Cable Santa Pola SL RIPE NCC
RIPE NCCMerger acquisition37.60.128.0/21 OT - OPTIMA TELEKOM d.d. RIPE NCCTelemach Hrvatska d.o.o. RIPE NCC
RIPE NCCResource transfer37.46.16.0/21 SKYTEL NETWORKS IRELAND LIMITED RIPE NCCDigiweb ltd RIPE NCC
RIPE NCCResource transfer37.9.36.0/22 Petersburg Internet Network ltd. RIPE NCCEdgeCenter LLC RIPE NCC
RIPE NCCResource transfer37.9.144.0/20 JSC AIST RIPE NCCPJSC Rostelecom RIPE NCC
RIPE NCCResource transfer37.44.194.0/23 Sysoev Aleksey Anatolevich RIPE NCCIGRA-SERVICE LLC RIPE NCC
RIPE NCCResource transfer37.44.192.0/23 Sysoev Aleksey Anatolevich RIPE NCCIGRA-SERVICE LLC RIPE NCC
RIPE NCCMerger acquisition37.18.42.0/23 SPIE Cloud Services SAS RIPE NCCSPIE ICS SASU RIPE NCC
RIPE NCCMerger acquisition37.49.128.0/20 GlobalConnect NN A/S RIPE NCCGlobalConnect A/S RIPE NCC
RIPE NCCMerger acquisition37.24.0.0/16 Vodafone NRW GmbH RIPE NCCVodafone West GmbH RIPE NCC
RIPE NCCMerger acquisition37.49.0.0/17 Vodafone BW GmbH RIPE NCCVodafone West GmbH RIPE NCC
RIPE NCCResource transfer37.60.144.0/21 Call U Communications Ltd. RIPE NCCMada ALArab LTD RIPE NCC
RIPE NCCMerger acquisition37.35.80.0/21 Netplaza Oy RIPE NCCCinia Oy RIPE NCC
RIPE NCCResource transfer37.1.144.0/21 Vargonen Teknoloji ve Bilisim Sanayi Ticaret Anonim Sirketi RIPE NCCNetinternet Bilisim Teknolojileri AS RIPE NCC
RIPE NCCResource transfer37.46.48.0/22 JSC "Severen-Telecom" RIPE NCC"OBIT" Ltd. RIPE NCC
RIPE NCCResource transfer37.26.64.0/21 N.SH.T "ATI-KOS" sh.p.k RIPE NCCTelKos L.L.C RIPE NCC
RIPE NCCResource transfer37.17.248.0/21 Bredband2 Allmanna IT AB RIPE NCCBredband2 AB RIPE NCC
RIPE NCCResource transfer37.26.104.0/21 RackSRV Communications Limited RIPE NCCEnix Ltd RIPE NCC
RIPE NCCResource transfer37.19.64.0/21 BBTEL, d.o.o. RIPE NCCsiaIT d.o.o. RIPE NCC
RIPE NCCResource transfer37.16.0.0/19 Mijndomein Hosting B.V. RIPE NCC(no name given) ARIN
ARINResource transfer37.16.0.0/19 Mijndomein Hosting B.V. RIPE NCCFly.io, Inc. ARIN

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.

This page as data: ip/37.0.0.0-37.63.255.255.json