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Data as of Nov 15, 2026

31.3.107.0/24

No anonymizer space · no proxy exits in 30 days

The Internet Engineering Group B.V.

Announcement
31.3.104.0/21
RPKI valid
Announced by
AS197731
Type
Hosting
Risk
50 / 100 · Medium

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
31.3.104.0/212,048NL-TUXIS-20110408The Internet Engineering Group B.V. (ORG-JSTA1-RIPE) · NLALLOCATED PAApr 8, 2011abuse@tuxis.nl
└ 31.3.107.0/2816REFACTORY_COLO_1Refactory.it hostsASSIGNED PASep 25, 2015abuse@tuxis.nl
via NL-TUXIS-20110408
└ 31.3.107.16/2816PANTRONIC_COLO_1PantronicASSIGNED PASep 25, 2015abuse@tuxis.nl
via NL-TUXIS-20110408
└ 31.3.107.32/2732REFACTORY_VMS_1Refactory.it VPS'esASSIGNED PASep 25, 2015abuse@tuxis.nl
via NL-TUXIS-20110408
└ 31.3.107.64/2664TUXIS_DISBKAY_1Diskbay onlineASSIGNED PASep 25, 2015abuse@tuxis.nl
via NL-TUXIS-20110408
└ 31.3.107.128/2816QUIVITE_COLO_1Quivite ITASSIGNED PASep 25, 2015abuse@tuxis.nl
via NL-TUXIS-20110408
└ 31.3.107.144/2816MENTAVITALIS_CLUSTERMentaVitalisASSIGNED PAAug 27, 2018abuse@tuxis.nl
via NL-TUXIS-20110408
└ 31.3.107.160/2816VLODROP-SERVICESVlodrop ICTASSIGNED PAAug 27, 2018abuse@tuxis.nl
via NL-TUXIS-20110408
└ 31.3.107.176/2816IMBU_COLOIMBU NetblockASSIGNED PAAug 27, 2018abuse@tuxis.nl
via NL-TUXIS-20110408
└ 31.3.107.192/2664ROXIT_COLORoxitASSIGNED PAJan 28, 2016abuse@tuxis.nl
via NL-TUXIS-20110408

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Routing timeline

Who has announced 31.3.104.0/21

31.3.104.0/21

Routing history

Pattern
Stable
First seen
Oct 2011
Current origin since
Oct 2011 · 15 yr
Origin networks
1