Data as of Nov 6, 2026

192.42.124.0/22

No anonymizer space · no proxy exits in 30 days

Surf B.V.

Announcement
this exact prefix
RPKI valid
Announced by
Type
Business

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
192.42.124.0/24256DIFFERStichting Nederlandse Wetenschappelijk Onderzoek Instituten trading as DIFFER (ORG-NDIF1-RIPE) · NLLEGACYFeb 18, 2005cert@surfcert.nl
192.42.125.0/24256DIFFERStichting Nederlandse Wetenschappelijk Onderzoek Instituten trading as DIFFER (ORG-NDIF1-RIPE) · NLLEGACYFeb 18, 2005cert@surfcert.nl
192.42.126.0/24256DIFFERStichting Nederlandse Wetenschappelijk Onderzoek Instituten trading as DIFFER (ORG-NDIF1-RIPE) · NLLEGACYFeb 18, 2005cert@surfcert.nl
192.42.127.0/24256DIFFERStichting Nederlandse Wetenschappelijk Onderzoek Instituten trading as DIFFER (ORG-NDIF1-RIPE) · NLLEGACYFeb 18, 2005cert@surfcert.nl

Network & registry

Registry

Holder

Organization
Not stated by the registry
Origin network

AS1103

NL
Name
Surf B.V.
Type
Education
Registered
Sep 1, 1993
Domain
surf.nl
Website
www.surf.nl/en
Industry
Computer and Information Technology
Spamhaus ASN-DROP
not listed