AS1103
SURF B.V. — surfcert.nl
Summary
Country |
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Organization | SURF B.V. |
Domain | surfcert.nl |
Number of IPv4 | 8,149,248 |
Number of IPv6 | 6.3383× 1029 |
AS Type | Education |
Registry | RIPE NCC |
Allocated | September 23, 2002 (about 22 years ago) |
Updated | December 23, 2024 (about 3 months ago) |
IP Ranges
AS1103 announces 109 IPv4 ranges and 3 IPv6 ranges.
That's a total of 8,149,248 IPv4 addresses and 6.3383× 1029 IPv6 addresses.
Prefix | Organization | Size | Registry | Status |
---|---|---|---|---|
129.125.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
130.37.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
130.112.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
130.115.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
131.174.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
131.211.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
131.224.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
132.229.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
134.203.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
134.221.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
136.231.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
137.56.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
137.120.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
137.224.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
139.63.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
141.252.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
143.121.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.0.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.1.0.0/17 |
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32,768 | RIPE NCC | LEGACY |
145.2.0.0/15 |
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131,072 | RIPE NCC | LEGACY |
145.5.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.9.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.19.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.20.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.23.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.24.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.28.0.0/15 |
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131,072 | RIPE NCC | LEGACY |
145.33.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.37.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.38.0.0/15 |
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131,072 | RIPE NCC | LEGACY |
145.41.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.44.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.48.0.0/15 |
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131,072 | RIPE NCC | LEGACY |
145.51.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.52.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.67.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.74.0.0/15 |
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131,072 | RIPE NCC | LEGACY |
145.76.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.81.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.85.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.88.0.0/15 |
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131,072 | RIPE NCC | LEGACY |
145.90.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.91.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.92.0.0/15 |
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131,072 | RIPE NCC | LEGACY |
145.95.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.96.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.97.0.0/20 |
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4,096 | RIPE NCC | LEGACY |
145.97.16.0/22 |
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1,024 | RIPE NCC | LEGACY |
145.97.20.0/22 |
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1,024 | RIPE NCC | LEGACY |
145.97.24.0/21 |
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2,048 | RIPE NCC | LEGACY |
145.97.48.0/20 |
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4,096 | RIPE NCC | LEGACY |
145.97.64.0/18 |
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16,384 | RIPE NCC | LEGACY |
145.97.128.0/18 |
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16,384 | RIPE NCC | LEGACY |
145.97.192.0/18 |
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16,384 | RIPE NCC | LEGACY |
145.98.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.100.0.0/15 |
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131,072 | RIPE NCC | LEGACY |
145.102.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.103.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.107.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.107.24.0/22 |
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1,024 | RIPE NCC | LEGACY |
145.108.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.116.0.0/20 |
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4,096 | RIPE NCC | LEGACY |
145.116.16.0/21 |
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2,048 | RIPE NCC | LEGACY |
145.116.24.0/21 |
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2,048 | RIPE NCC | LEGACY |
145.116.64.0/18 |
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16,384 | RIPE NCC | LEGACY |
145.116.128.0/18 |
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16,384 | RIPE NCC | LEGACY |
145.116.192.0/20 |
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4,096 | RIPE NCC | LEGACY |
145.116.224.0/19 |
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8,192 | RIPE NCC | LEGACY |
145.117.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.118.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.120.0.0/14 |
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262,144 | RIPE NCC | LEGACY |
145.124.0.0/15 |
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131,072 | RIPE NCC | LEGACY |
145.126.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.127.0.0/17 |
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32,768 | RIPE NCC | LEGACY |
145.134.0.0/15 |
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131,072 | RIPE NCC | LEGACY |
145.136.0.0/13 |
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524,288 | RIPE NCC | LEGACY |
145.136.0.0/15 |
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131,072 | RIPE NCC | LEGACY |
145.137.128.0/18 |
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16,384 | RIPE NCC | LEGACY |
145.138.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
145.140.0.0/14 |
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262,144 | RIPE NCC | LEGACY |
145.144.0.0/12 |
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1,048,576 | RIPE NCC | LEGACY |
145.160.0.0/12 |
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1,048,576 | RIPE NCC | LEGACY |
156.83.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
192.16.188.0/23 |
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512 | RIPE NCC | LEGACY |
192.31.231.0/24 |
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256 | RIPE NCC | LEGACY |
192.33.36.0/24 |
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256 | RIPE NCC | LEGACY |
192.42.113.0/24 |
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256 | RIPE NCC | LEGACY |
192.42.114.0/23 |
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512 | RIPE NCC | LEGACY |
192.42.120.0/22 |
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1,024 | RIPE NCC | LEGACY |
192.42.124.0/22 |
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1,024 | RIPE NCC | LEGACY |
192.43.212.0/24 |
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256 | RIPE NCC | LEGACY |
192.87.0.0/16 |
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65,536 | RIPE NCC | LEGACY |
192.104.140.0/24 |
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256 | RIPE NCC | LEGACY |
193.176.235.0/24 |
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256 | RIPE NCC | ASSIGNED PI |
193.177.176.0/22 |
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1,024 | RIPE NCC | ASSIGNED PI |
194.13.16.0/20 |
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4,096 | RIPE NCC | ASSIGNED PI |
194.13.112.0/21 |
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2,048 | RIPE NCC | ASSIGNED PI |
194.26.8.0/22 |
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1,024 | RIPE NCC | ASSIGNED PI |
194.26.12.0/22 |
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1,024 | RIPE NCC | ASSIGNED PI |
194.53.88.0/24 |
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256 | RIPE NCC | ASSIGNED PI |
194.53.88.0/21 |
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2,048 | RIPE NCC | ASSIGNED PI |
194.53.89.0/24 |
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256 | RIPE NCC | ASSIGNED PI |
194.53.92.0/24 |
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256 | RIPE NCC | ASSIGNED PI |
194.53.94.0/24 |
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256 | RIPE NCC | ASSIGNED PI |
194.53.95.0/24 |
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256 | RIPE NCC | ASSIGNED PI |
194.104.124.0/23 |
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512 | RIPE NCC | ASSIGNED PI |
194.104.240.0/20 |
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4,096 | RIPE NCC | ASSIGNED PI |
194.171.0.0/16 |
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65,536 | RIPE NCC | ASSIGNED PA |
195.169.0.0/16 |
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65,536 | RIPE NCC | ASSIGNED PA |
Prefix | Organization | Size | Registry | Status |
---|---|---|---|---|
2001:610::/29 |
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6.3383× 1029 | RIPE NCC | ALLOCATED-BY-LIR |
2001:67c:1200::/48 |
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1.2089× 1024 | RIPE NCC | ASSIGNED PI |
2001:67c:262c::/48 |
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1.2089× 1024 | RIPE NCC | ASSIGNED PI |
Peers
AS1103 actively fosters the following peering relationships that enhance network performance through direct, settlement-free traffic exchange. Even with a modest number of peers, each connection serves as a strategic asset—optimizing routing, reducing latency, and minimizing transit costs.
Upstreams
AS1103 connects to the global Internet via at least 4 upstream providers. In this setup, AS1103 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS1103 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS1103's role in extending Internet access beyond its own infrastructure.