SURFnet BV

IPv4 IPv6
Country: Netherlands Netherlands

Assigned AS: N/A
Updated: 01 December 2021

We found 55 IPv4 networks operated by this organization:
Results sorted by network size.

Netherlands SURFnet BV
SURFNET-BLOCKB86

P.O. Box 19035
3501 DA Utrecht

CIDR: 145.90.0.0/16
IP Range: 145.90.0.0 - 145.90.255.255
Block size: 65,536

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Netherlands SURFnet BV
SURFNET-BLOCKB91

P.O. Box 19035
3501 DA Utrecht

CIDR: 145.95.0.0/16
IP Range: 145.95.0.0 - 145.95.255.255
Block size: 65,536

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Netherlands SURFnet BV
SURFNET-BLOCKB92

P.O. Box 19035
3501 DA Utrecht

CIDR: 145.96.0.0/16
IP Range: 145.96.0.0 - 145.96.255.255
Block size: 65,536

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Netherlands SURFnet BV
SURFNET-BLOCKB98

P.O. Box 19035
3501 DA Utrecht

CIDR: 145.102.0.0/16
IP Range: 145.102.0.0 - 145.102.255.255
Block size: 65,536

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Netherlands SURFnet BV
SURFNET-BLOCKB100

P.O. Box 19035
3501 DA Utrecht

CIDR: 145.104.0.0/16
IP Range: 145.104.0.0 - 145.104.255.255
Block size: 65,536

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Netherlands SURFnet BV
SURFNET-BLOCKB101

P.O. Box 19035
3501 DA Utrecht

CIDR: 145.105.0.0/16
IP Range: 145.105.0.0 - 145.105.255.255
Block size: 65,536

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Netherlands SURFnet BV
SURFNET-BLOCKB102

P.O. Box 19035
3501 DA Utrecht

CIDR: 145.106.0.0/16
IP Range: 145.106.0.0 - 145.106.255.255
Block size: 65,536

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Netherlands SURFnet BV
SPEELTUIN-NET

P.O. Box 19035
3501 DA Utrecht

CIDR: 145.111.0.0/16
IP Range: 145.111.0.0 - 145.111.255.255
Block size: 65,536

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Netherlands SURFnet BV
SURFNET-BLOCKB108

P.O. Box 19035
3501 DA Utrecht

CIDR: 145.112.0.0/16
IP Range: 145.112.0.0 - 145.112.255.255
Block size: 65,536

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Netherlands SURFnet BV
SURFNET-BLOCKB109

P.O. Box 19035
3501 DA Utrecht

CIDR: 145.113.0.0/16
IP Range: 145.113.0.0 - 145.113.255.255
Block size: 65,536

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Netherlands SURFnet BV
SURFNET-BLOCKB110

P.O. Box 19035
3501 DA Utrecht

CIDR: 145.114.0.0/16
IP Range: 145.114.0.0 - 145.114.255.255
Block size: 65,536

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Netherlands SURFnet BV
SURFNET-BLOCKB111

P.O. Box 19035
3501 DA Utrecht

CIDR: 145.115.0.0/16
IP Range: 145.115.0.0 - 145.115.255.255
Block size: 65,536

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Netherlands SURFnet BV
SURFNET-BLOCKB114

P.O. Box 19035
3501 DA Utrecht

CIDR: 145.118.0.0/16
IP Range: 145.118.0.0 - 145.118.255.255
Block size: 65,536

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Netherlands SURFnet BV
SURFNET-BLOCKB117

P.O. Box 19035
3501 DA Utrecht

CIDR: 145.121.0.0/16
IP Range: 145.121.0.0 - 145.121.255.255
Block size: 65,536

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Netherlands SURFnet BV
SURFNET-BLOCKB118

P.O. Box 19035
3501 DA Utrecht

CIDR: 145.122.0.0/16
IP Range: 145.122.0.0 - 145.122.255.255
Block size: 65,536

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Netherlands SURFnet BV
SURFNET-BLOCKB119

P.O. Box 19035
3501 DA Utrecht

CIDR: 145.123.0.0/16
IP Range: 145.123.0.0 - 145.123.255.255
Block size: 65,536

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Netherlands SURFnet BV
SURFNET-BLOCKB120

P.O. Box 19035
3501 DA Utrecht

CIDR: 145.124.0.0/16
IP Range: 145.124.0.0 - 145.124.255.255
Block size: 65,536

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Netherlands SURFnet BV
SURFNET-BLOCKB122

P.O. Box 19035
3501 DA Utrecht

CIDR: 145.126.0.0/16
IP Range: 145.126.0.0 - 145.126.255.255
Block size: 65,536

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Netherlands SURFnet BV
SURFNET-BLOCKB123

P.O. Box 19035
3501 DA Utrecht

CIDR: 145.127.0.0/16
IP Range: 145.127.0.0 - 145.127.255.255
Block size: 65,536

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Netherlands SURFnet BV
SURFNET-EURO-FLOW-NET

P.O. Box 19035
3501 DA Utrecht

CIDR: 145.98.0.0/17
IP Range: 145.98.0.0 - 145.98.127.255
Block size: 32,768

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Netherlands SURFnet BV
SN-EDUVPN-NET

Utrecht

CIDR: 145.90.224.0/19
IP Range: 145.90.224.0 - 145.90.255.255
Block size: 8,192

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Netherlands SURFnet BV
SN-EDUVPN-NET

Utrecht

CIDR: 145.90.32.0/19
IP Range: 145.90.32.0 - 145.90.63.255
Block size: 8,192

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Netherlands SURFnet BV
SN-EDUVPN-NET

Utrecht

CIDR: 145.101.56.0/21
IP Range: 145.101.56.0 - 145.101.63.255
Block size: 2,048

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Netherlands SURFnet
SURFNET

P.O. Box 19035
3501 DA Utrecht

CIDR: N/A
IP Range: 192.42.116.0 - 192.42.122.255
Block size: 1,792

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Netherlands SURFnet BV
SURFWIM

Utrecht

CIDR: N/A
IP Range: 192.42.128.0 - 192.42.132.255
Block size: 1,280

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Netherlands SURFnet BV
SN-EDUROAM-AS-A-SERVICE-NET

Utrecht

CIDR: 145.96.0.0/22
IP Range: 145.96.0.0 - 145.96.3.255
Block size: 1,024

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Netherlands SURFnet BV
SN-EDUROAM-AS-A-SERVICE-NET

Utrecht

CIDR: 145.96.8.0/22
IP Range: 145.96.8.0 - 145.96.11.255
Block size: 1,024

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Netherlands SURFnet BV
SN-EDUROAM-AS-A-SERVICE-NET

Utrecht

CIDR: 145.96.4.0/22
IP Range: 145.96.4.0 - 145.96.7.255
Block size: 1,024

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Netherlands SURFnet BV
SN-POPCO

Utrecht

CIDR: 195.169.0.0/23
IP Range: 195.169.0.0 - 195.169.1.255
Block size: 512

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Netherlands SURFnet BV
SN-EDUVPN-NET

Utrecht

CIDR: 145.144.244.0/23
IP Range: 145.144.244.0 - 145.144.245.255
Block size: 512

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Netherlands SURFnet BV
SURFWIM

Utrecht

CIDR: 192.42.115.0/24
IP Range: 192.42.115.0 - 192.42.115.255
Block size: 256

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Netherlands SURFnet BV
SURFWIM

Utrecht

CIDR: 192.42.123.0/24
IP Range: 192.42.123.0 - 192.42.123.255
Block size: 256

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Netherlands SURFnet BV
SURFWIM

Utrecht

CIDR: 192.42.117.0/24
IP Range: 192.42.117.0 - 192.42.117.255
Block size: 256

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Netherlands SURFnet BV
SURFWIM

Utrecht

CIDR: 192.42.119.0/24
IP Range: 192.42.119.0 - 192.42.119.255
Block size: 256

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Netherlands SURFnet BV
SURFWIM

Utrecht

CIDR: 192.16.200.0/24
IP Range: 192.16.200.0 - 192.16.200.255
Block size: 256

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Netherlands SURFnet BV
SURFMIRROR

Utrecht

CIDR: 192.42.113.0/24
IP Range: 192.42.113.0 - 192.42.113.255
Block size: 256

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Netherlands SURFnet BV
SURFWIM

Utrecht

CIDR: 192.42.122.0/24
IP Range: 192.42.122.0 - 192.42.122.255
Block size: 256

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Netherlands SURFnet BV
SURFWIM

Utrecht

CIDR: 192.16.188.0/24
IP Range: 192.16.188.0 - 192.16.188.255
Block size: 256

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Netherlands SURFnet BV
SURFWIM

Utrecht

CIDR: 192.42.121.0/24
IP Range: 192.42.121.0 - 192.42.121.255
Block size: 256

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Netherlands SURFnet BV
SN-CIDR-PART-IV

Utrecht

CIDR: 192.87.4.0/24
IP Range: 192.87.4.0 - 192.87.4.255
Block size: 256

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Netherlands SURFnet BV
SN-CIDR-PART-V

Utrecht

CIDR: 194.171.3.0/24
IP Range: 194.171.3.0 - 194.171.3.255
Block size: 256

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Netherlands SURFnet BV
SN-CIDR-PART-VI

Utrecht

CIDR: 195.169.2.0/24
IP Range: 195.169.2.0 - 195.169.2.255
Block size: 256

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Netherlands SURFnet BV
SURFNET-HSV

P.O. Box 19035
Utrecht
3501 DA

CIDR: 192.65.96.0/24
IP Range: 192.65.96.0 - 192.65.96.255
Block size: 256

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Netherlands SURFnet BV
SN-NIKHEF-STORAGE-LAN

Utrecht

CIDR: 192.87.40.0/24
IP Range: 192.87.40.0 - 192.87.40.255
Block size: 256

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Netherlands SURFnet BV
SN-SNET-LAN-TC2

Utrecht

CIDR: 192.87.66.0/24
IP Range: 192.87.66.0 - 192.87.66.255
Block size: 256

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Netherlands SURFnet BV
SURFWIM

Utrecht

CIDR: 192.42.118.0/24
IP Range: 192.42.118.0 - 192.42.118.255
Block size: 256

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Netherlands SURFnet
SURFNET-NET

CIDR: 145.0.3.0/24
IP Range: 145.0.3.0 - 145.0.3.255
Block size: 256

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Netherlands SURFnet BV
SN-POPCO-NET

Utrecht

CIDR: 192.87.3.0/24
IP Range: 192.87.3.0 - 192.87.3.255
Block size: 256

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Netherlands SURFnet BV
SURFNET-OPENINTEL

OpenINTEL Active DNS Measurements
See http://www.openintel.nl/ for more information

CIDR: 145.0.9.0/24
IP Range: 145.0.9.0 - 145.0.9.255
Block size: 256

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Netherlands SURFnet BV
MIXED-VLANS-AT-UTRECHT

P.O. Box 19035
3501 DA Utrecht

CIDR: 195.169.124.128/25
IP Range: 195.169.124.128 - 195.169.124.255
Block size: 128

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Netherlands SURFnet BV
VLAN6-AT-AMSTERDAM

P.O. Box 19035
3501 DA Utrecht

CIDR: 195.169.124.64/27
IP Range: 195.169.124.64 - 195.169.124.95
Block size: 32

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Netherlands SURFnet BV
VLAN6-AT-NIJMEGEN

P.O. Box 19035
3501 DA Utrecht

CIDR: 195.169.124.96/27
IP Range: 195.169.124.96 - 195.169.124.127
Block size: 32

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Netherlands SURFnet BV
SURFIDS

Utrecht

CIDR: 192.87.23.48/28
IP Range: 192.87.23.48 - 192.87.23.63
Block size: 16

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Netherlands SURFnet BV
SN-EDUROAM-AS-A-SERVICE-NET

Utrecht

CIDR: 192.87.23.160/28
IP Range: 192.87.23.160 - 192.87.23.175
Block size: 16

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Netherlands Surfnet BV
SURFNET_BV

CIDR: 82.98.195.122/31
IP Range: 82.98.195.122 - 82.98.195.123
Block size: 2

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