DELTA Fiber Nederland B.V.

Data as of 2026-10-11
GLEIF verified
Complete entity footprint
2 linked clusters · 186 netblocks · 245,510 IPv4 addresses · 44 IPv6 prefixes
This organisation's clusters combined by evidence — shared operating domain dfn.nl — not name similarity, so genuinely different organisations that share a name are excluded.
View the full entity page →
LEI
724500K0NBBBR9TL2R60
Registered name
DELTA Fiber Nederland B.V.
Jurisdiction
NL
Ultimate parent
Gamma Infrastructure III B.V.
724500E59GCONA8JI480
This organisation
Netblocks124 · 245,510 IPv4 addresses
IPv6 44 prefixes (largest 2001:4c38::/29)
Also registered under this name 170 netblocks across 3 separate records
Record ID245617943
RegistryBGP
Owner jurisdictionNL
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 724500K0NBBBR9TL2R60
Shared handles clustered on 16 shared RIR contact/maintainer handles
Registry names 3 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (124)

⬇ export CSV
CIDR Org name Registry Status Confidence
62.45.0.0/16 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
62.238.128.0/17 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
80.249.209.79/32 DELTA Fiber Nederland PEERINGDB ASSIGNED ● high
81.172.128.0/17 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
83.98.224.0/19 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
91.194.218.39/32 DELTA Fiber Nederland PEERINGDB ASSIGNED ● high
109.109.96.0/19 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
141.224.192.0/18 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
149.143.32.0/19 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
149.143.64.0/18 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
185.1.32.83/32 DELTA Fiber Nederland PEERINGDB ASSIGNED ● high
185.1.160.172/32 DELTA Fiber Nederland PEERINGDB ASSIGNED ● high
185.1.222.226/32 DELTA Fiber Nederland PEERINGDB ASSIGNED ● high
185.26.56.0/22 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
185.34.156.0/22 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
185.34.168.0/22 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
185.142.248.0/22 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
185.200.96.0/22 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
185.220.212.0/22 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
185.223.36.0/22 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
185.226.76.0/22 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
193.84.143.0/24 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
193.176.104.0/21 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
193.177.166.0/24 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
193.239.116.245/32 DELTA Fiber Nederland PEERINGDB ASSIGNED ● high
194.124.196.0/22 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
195.149.86.0/24 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
212.92.64.0/19 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
212.115.192.0/19 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
213.34.224.0/19 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
213.184.96.0/19 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
217.63.64.0/19 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
217.102.240.0/20 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
2001:67c:45c::/48 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
2001:67c:2c24::/48 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
2001:67c:2ef0::/48 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
2001:7f8:1::a503:925:1/128 DELTA Fiber Nederland PEERINGDB ASSIGNED ● high
2001:7f8:13::a503:925:1/128 DELTA Fiber Nederland PEERINGDB ASSIGNED ● high
2001:7f8:61::a503:925:1/128 DELTA Fiber Nederland PEERINGDB ASSIGNED ● high
2001:7f8:8f::a501:5542:1/128 DELTA Fiber Nederland PEERINGDB ASSIGNED ● high
2001:7f8:b7::a503:925:1/128 DELTA Fiber Nederland PEERINGDB ASSIGNED ● high
2001:7f8:10f::78cd:172/128 DELTA Fiber Nederland PEERINGDB ASSIGNED ● high
2001:4c38::/29 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
2a02:988::/32 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
2a02:f68::/29 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
2a07:31c0::/29 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
2a07:3501:1030::/48 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
2a0f:900::/29 DELTA Fiber Nederland B.V. BGP ANNOUNCED ● high
62.238.128.0/18 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
62.238.192.0/19 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
62.238.224.0/20 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
62.238.240.0 – 62.238.251.255 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
62.238.252.0/23 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
62.238.254.0/23 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
149.143.32.0 – 149.143.127.255 DELTA Fiber Nederland B.V. RIPE LEGACY ● low
185.200.96.0/24 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
185.200.97.0/24 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
185.200.98.0/24 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
185.200.99.0/24 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
212.92.64.0/21 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
212.92.72.0/21 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
212.92.80.0/21 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
212.92.88.0/21 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
212.115.192.0 – 212.115.192.95 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
212.115.192.96 – 212.115.194.255 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
212.115.195.0 – 212.115.196.127 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
212.115.196.128/25 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
212.115.197.0 – 212.115.205.175 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
212.115.205.176/28 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
212.115.205.192 – 212.115.205.247 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
212.115.205.248 – 212.115.207.255 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
212.115.208.0/20 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
213.34.224.0/22 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
213.34.228.0 – 213.34.255.255 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
217.63.64.0/24 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
217.63.65.0 – 217.63.67.255 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
217.63.68.0 – 217.63.70.255 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
217.63.71.0/24 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
217.63.72.0/23 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
217.63.74.0 – 217.63.78.255 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
217.63.79.0/24 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
217.63.80.0/22 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
217.63.84.0/23 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
217.63.86.0 – 217.63.89.255 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
217.63.90.0/27 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
217.63.90.32 – 217.63.91.63 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
217.63.91.64 – 217.63.91.143 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
217.63.91.144/28 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
217.63.91.160 – 217.63.95.255 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
217.102.240.0 – 217.102.240.159 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
217.102.240.160 – 217.102.246.239 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
217.102.246.240 – 217.102.247.255 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
217.102.248.0/27 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
217.102.248.32/28 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
217.102.248.48 – 217.102.255.255 DELTA Fiber Nederland B.V. RIPE ASSIGNED PA ● low
2a02:f68::/48 DELTA Fiber Nederland B.V. RIPE ASSIGNED ● low
2a02:f68:1::/48 DELTA Fiber Nederland B.V. RIPE ASSIGNED ● low
2a02:f68:bbb::/48 DELTA Fiber Nederland B.V. RIPE ASSIGNED ● low
2a02:f6c::/36 DELTA Fiber Nederland B.V. RIPE AGGREGATED-BY-LIR ● low
2a02:f6c:1000::/36 DELTA Fiber Nederland B.V. RIPE AGGREGATED-BY-LIR ● low
2a02:f6d::/35 DELTA Fiber Nederland B.V. RIPE AGGREGATED-BY-LIR ● low
2a02:f6d:2000::/35 DELTA Fiber Nederland B.V. RIPE AGGREGATED-BY-LIR ● low
2a02:f6d:4000::/35 DELTA Fiber Nederland B.V. RIPE AGGREGATED-BY-LIR ● low
2a02:f6d:6000::/35 DELTA Fiber Nederland B.V. RIPE AGGREGATED-BY-LIR ● low
2a02:f6d:8000::/35 DELTA Fiber Nederland B.V. RIPE AGGREGATED-BY-LIR ● low
2a02:f6d:a000::/35 DELTA Fiber Nederland B.V. RIPE AGGREGATED-BY-LIR ● low
2a02:f6d:c000::/35 DELTA Fiber Nederland B.V. RIPE AGGREGATED-BY-LIR ● low
2a02:f6d:e000::/35 DELTA Fiber Nederland B.V. RIPE AGGREGATED-BY-LIR ● low
2a02:f6e::/35 DELTA Fiber Nederland B.V. RIPE AGGREGATED-BY-LIR ● low
2a02:f6e:2000::/35 DELTA Fiber Nederland B.V. RIPE AGGREGATED-BY-LIR ● low
2a02:f6e:4000::/35 DELTA Fiber Nederland B.V. RIPE AGGREGATED-BY-LIR ● low
2a02:f6e:6000::/35 DELTA Fiber Nederland B.V. RIPE AGGREGATED-BY-LIR ● low
2a02:f6e:8000::/35 DELTA Fiber Nederland B.V. RIPE AGGREGATED-BY-LIR ● low
2a02:f6e:a000::/35 DELTA Fiber Nederland B.V. RIPE AGGREGATED-BY-LIR ● low
2a02:f6e:c000::/35 DELTA Fiber Nederland B.V. RIPE AGGREGATED-BY-LIR ● low
2a02:f6e:e000::/35 DELTA Fiber Nederland B.V. RIPE AGGREGATED-BY-LIR ● low
2a02:f6f::/35 DELTA Fiber Nederland B.V. RIPE AGGREGATED-BY-LIR ● low
2a02:f6f:2000::/35 DELTA Fiber Nederland B.V. RIPE AGGREGATED-BY-LIR ● low
2a02:f6f:4000::/35 DELTA Fiber Nederland B.V. RIPE AGGREGATED-BY-LIR ● low
2a02:f6f:6000::/35 DELTA Fiber Nederland B.V. RIPE AGGREGATED-BY-LIR ● low
2a02:f6f:8000::/35 DELTA Fiber Nederland B.V. RIPE AGGREGATED-BY-LIR ● low
2a02:f6f:a000::/35 DELTA Fiber Nederland B.V. RIPE AGGREGATED-BY-LIR ● low
2a02:f6f:c000::/35 DELTA Fiber Nederland B.V. RIPE AGGREGATED-BY-LIR ● low
2a02:f6f:e000::/35 DELTA Fiber Nederland B.V. RIPE AGGREGATED-BY-LIR ● low

IPv6 ranges (44)

CIDR
2001:4c38::/29
2a02:f68::/29
2a07:31c0::/29
2a0f:900::/29
2a02:988::/32
2a02:f6d:2000::/35
2a02:f6d:4000::/35
2a02:f6d:6000::/35
2a02:f6d:8000::/35
2a02:f6d::/35
2a02:f6d:a000::/35
2a02:f6d:c000::/35
2a02:f6d:e000::/35
2a02:f6e:2000::/35
2a02:f6e:4000::/35
2a02:f6e:6000::/35
2a02:f6e:8000::/35
2a02:f6e::/35
2a02:f6e:a000::/35
2a02:f6e:c000::/35
2a02:f6e:e000::/35
2a02:f6f:2000::/35
2a02:f6f:4000::/35
2a02:f6f:6000::/35
2a02:f6f:8000::/35
2a02:f6f::/35
2a02:f6f:a000::/35
2a02:f6f:c000::/35
2a02:f6f:e000::/35
2a02:f6c:1000::/36
2a02:f6c::/36
2001:67c:2c24::/48
2001:67c:2ef0::/48
2001:67c:45c::/48
2a02:f68:1::/48
2a02:f68::/48
2a02:f68:bbb::/48
2a07:3501:1030::/48
2001:7f8:10f::78cd:172/128
2001:7f8:13::a503:925:1/128
2001:7f8:1::a503:925:1/128
2001:7f8:61::a503:925:1/128
2001:7f8:8f::a501:5542:1/128
2001:7f8:b7::a503:925:1/128

Footprint over time

16 weekly snapshots · JSON
146 -62 netblocks since 2026-07-05
2026-07-05 peak 208 2026-10-11

Domains this organisation publishes

what's this?
dfn.nl · 124 subdomains seen in certificate transparency
acs-nokia.dfn.nl acs-sagemcom.dfn.nl affiliate-api-test.dfn.nl affiliate-api.dfn.nl api-ab-test.dfn.nl api-ab.dfn.nl api-bc-acc.dfn.nl api-bc-test.dfn.nl api-channeladmin-test.dfn.nl api-channeladmin.dfn.nl api-chatbot-test.dfn.nl api-chatbot.dfn.nl api-cx-test.dfn.nl api-cx.dfn.nl api-dcrm-test.dfn.nl api-dcrm.dfn.nl api-dif-test.dfn.nl api-dif.dfn.nl api-dotnet-test.dfn.nl api-ecom-stub-test.dfn.nl api-ecom-test.dfn.nl api-ecom.dfn.nl api-eol-test.dfn.nl api-eol.dfn.nl api-gt-test.dfn.nl api-gt.dfn.nl api-gw-bss1-acc.dfn.nl api-gw-bss1-dev.dfn.nl api-gw-bss1-tst.dfn.nl api-gw-bss1.dfn.nl api-gw-l2-acc.dfn.nl api-gw-l2-dev.dfn.nl api-gw-l2-tst.dfn.nl api-gw-l2.dfn.nl api-gw-l3-acc.dfn.nl api-gw-l3-dev.dfn.nl api-gw-l3-tst.dfn.nl api-gw-l3.dfn.nl api-gw-oss1-acc.dfn.nl api-gw-oss1-dev.dfn.nl api-gw-oss1-tst.dfn.nl api-gw-oss1.dfn.nl api-gw-shared-acc.dfn.nl api-gw-shared-dev.dfn.nl api-gw-shared-tst.dfn.nl api-gw-shared.dfn.nl api-gw-test.dfn.nl api-incidents-test.dfn.nl api-inhome-test.dfn.nl api-l1-test.dfn.nl api-l1.dfn.nl api-mbss-test.dfn.nl api-mbss.dfn.nl api-na-test.dfn.nl api-paymentlink-test.dfn.nl api-paymentlink.dfn.nl api-portals-dev.dfn.nl api-portals-ig-dev.dfn.nl api-portals-tst.dfn.nl api-ps-test.dfn.nl api-ps.dfn.nl api-sd-test.dfn.nl api-sd.dfn.nl api-sn-l2-test.dfn.nl api-sn-l2.dfn.nl api-sn-test.dfn.nl api-snow-test.dfn.nl api-snow.dfn.nl api-storage-test.dfn.nl api-sundry-test.dfn.nl api-sundry.dfn.nl api-test.dfn.nl api-ticketing-test.dfn.nl api-ticketing.dfn.nl api-uipath-test.dfn.nl api-uipath.dfn.nl api-wso-test.dfn.nl api-wso.dfn.nl api.dfn.nl apm-test.dfn.nl apm.dfn.nl badcert.acs.dfn.nl dfn.nl ftp-sftp.dfn.nl grafana.dfn.nl host-6.zp-w7d1-a.v4.dfn.nl host-9f.aml-w10d3-d.v4.dfn.nl host-d.nven-w1d1-b.v4.dfn.nl host-dj.wtr-w2d1-a.v4.dfn.nl host-dlj.tnz1-a.dfn.nl host-el.be-w1d1-a.v4.dfn.nl host-fe.gdr-w1d1-b.v4.dfn.nl host-jj.aml-w5d1-b.v4.dfn.nl host-jl.gzand-w1d1-c.v4.dfn.nl host-kf.gd-w3d1-a.v4.dfn.nl host-kfo.gd-w3d1-a.v4.dfn.nl host-oe.kh-w1d1-a.v4.dfn.nl host-ue.wgm-w1d1-a.v4.dfn.nl host-z5.cn-vz-sds-a.v4.dfn.nl kong-tst1.dfn.nl mike-ds-test.dfn.nl mobiel-acc.api.dfn.nl mobiel.api.dfn.nl offline.dfn.nl out01.dfn.nl out02.dfn.nl out03.dfn.nl pas-backward-auth-acc.dfn.nl pas-backward-auth-dev.dfn.nl pas-backward-auth-prod.dfn.nl pas-backward-auth-tst.dfn.nl redirector.dfn.nl resolver.dfn.nl sagemcom.acs-dta.dfn.nl sagemcom.acs.dfn.nl smtp-relay.dfn.nl speedtest.dfn.nl speedtest6.dfn.nl testcert.acs.dfn.nl tplink.acs-dta.dfn.nl tplink.acs.dfn.nl www.affiliate-api.dfn.nl www.dfn.nl www.ftp-sftp.dfn.nl

Other domains hosted in this network

what's this?
dfn.nl phasure.com vroemen.eu caiw.net nflxso.net ntp.org

Customer-delegated space

how is this classified?
Unclassified 111 (89.5%)
Customer access pools 23 (18.5%)
Operator infrastructure (named) 12 (9.7%)

Network trust

what's this?
RPKI hygiene: A how networks compare →
97.9% of checked blocks have valid RPKI ROA coverage (143 of 146)
No discrepancies found among checked blocks.

NIC Handles

AS15435 AS15542-MNT AS15542-MNT AS30925 AS30925 CBIZZ-MNT DUMY-RIPE DUMY-RIPE KABELFOON-MNT KABELFOON-MNT ORG-ZB1-RIPE RIPE-NCC-HM-MNT +4 more