asn.dev

Address space

AS786 JANET Jisc Services Limited

IPv4 prefixes 198 6.90M addresses
IPv6 prefixes 7
Most common size /16 IPv4
Flagged 0

Shape

Prefix sizes

IPv4
/14
/14: 2
2
/15
/15: 3
3
/16
/16: 84
84
/17
/17: 4
4
/18
/18: 8
8
/19
/19: 13
13
/20
/20: 12
12
/21
/21: 16
16
/22
/22: 8
8
/23
/23: 8
8
/24
/24: 40
40

How this network carves its IPv4 space. A wall of /24s usually means many small customer assignments or fine-grained traffic engineering; a few short prefixes means large contiguous allocations announced whole.

Shape

Prefix sizes

IPv6
/29
/29: 3
3
/32
/32: 2
2
/48
/48: 2
2

Geography

Where the space lands

CountryNamePrefixes
GBUnited Kingdom205

Inventory

All prefixes

205 total
PrefixFamilyAddressesCountryFlags
45.88.80.0/23IPv4512GB
46.254.200.0/21IPv42,048GB
77.241.76.0/22IPv41,024GB
81.87.0.0/16IPv465,536GB
83.138.32.0/21IPv42,048GB
92.245.224.0/19IPv48,192GB
128.16.0.0/16IPv465,536GB
128.40.0.0/16IPv465,536GB
128.41.0.0/18IPv416,384GB
128.86.0.0/16IPv465,536GB
128.232.0.0/16IPv465,536GB
128.240.0.0/16IPv465,536GB
128.243.0.0/16IPv465,536GB
129.11.0.0/16IPv465,536GB
129.12.0.0/16IPv465,536GB
129.31.0.0/16IPv465,536GB
129.67.0.0/16IPv465,536GB
129.169.0.0/16IPv465,536GB
129.215.0.0/16IPv465,536GB
129.234.0.0/16IPv465,536GB
130.88.0.0/16IPv465,536GB
130.159.0.0/16IPv465,536GB
130.209.0.0/16IPv465,536GB
130.246.0.0/16IPv465,536GB
131.111.0.0/16IPv465,536GB
131.227.0.0/16IPv465,536GB
131.231.0.0/16IPv465,536GB
131.251.0.0/16IPv465,536GB
134.36.0.0/16IPv465,536GB
134.83.0.0/16IPv465,536GB
134.151.0.0/16IPv465,536GB
134.219.0.0/16IPv465,536GB
134.220.0.0/16IPv465,536GB
134.225.0.0/16IPv465,536GB
136.148.32.0/19IPv48,192GB
136.148.104.0/21IPv42,048GB
136.148.112.0/20IPv44,096GB
136.148.160.0/19IPv48,192GB
136.148.224.0/19IPv48,192GB
136.156.0.0/19IPv48,192GB
136.156.88.0/22IPv41,024GB
136.156.160.0/21IPv42,048GB
136.156.176.0/21IPv42,048GB
137.44.0.0/18IPv416,384GB
137.50.0.0/16IPv465,536GB
137.73.0.0/16IPv465,536GB
137.108.0.0/16IPv465,536GB
137.195.0.0/17IPv432,768GB
137.195.128.0/18IPv416,384GB
137.195.192.0/19IPv48,192GB
137.195.240.0/20IPv44,096GB
137.222.0.0/16IPv465,536GB
137.253.0.0/16IPv465,536GB
138.38.0.0/16IPv465,536GB
138.40.0.0/16IPv465,536GB
138.250.0.0/15IPv4131,072GB
138.253.0.0/16IPv465,536GB
139.133.0.0/16IPv465,536GB
139.153.0.0/16IPv465,536GB
139.166.0.0/16IPv465,536GB
139.184.0.0/16IPv465,536GB
139.222.0.0/16IPv465,536GB
140.97.0.0/16IPv465,536GB
141.163.0.0/18IPv416,384GB
141.163.64.0/19IPv48,192GB
141.163.96.0/20IPv44,096GB
141.241.0.0/16IPv465,536GB
143.52.0.0/15IPv4131,072GB
143.117.0.0/16IPv465,536GB
143.167.0.0/16IPv465,536GB
143.210.0.0/16IPv465,536GB
143.234.0.0/16IPv465,536GB
144.32.0.0/16IPv465,536GB
144.82.0.0/16IPv465,536GB
144.124.0.0/17IPv432,768GB
144.173.0.0/16IPv465,536GB
146.87.0.0/16IPv465,536GB
146.97.0.0/16IPv465,536GB
146.169.0.0/16IPv465,536GB
146.176.0.0/16IPv465,536GB
146.179.0.0/16IPv465,536GB
146.191.0.0/16IPv465,536GB
146.227.0.0/16IPv465,536GB
147.143.0.0/16IPv465,536GB
147.188.0.0/16IPv465,536GB
147.197.0.0/16IPv465,536GB
148.79.0.0/16IPv465,536GB
148.88.0.0/16IPv465,536GB
148.197.0.0/16IPv465,536GB
149.155.0.0/16IPv465,536GB
149.170.0.0/19IPv48,192GB
149.170.32.0/20IPv44,096GB
149.170.48.0/21IPv42,048GB
149.170.64.0/18IPv416,384GB
149.170.128.0/20IPv44,096GB
149.170.160.0/20IPv44,096GB
149.170.184.0/21IPv42,048GB
149.170.192.0/21IPv42,048GB
149.170.208.0/20IPv44,096GB
149.170.240.0/20IPv44,096GB
150.204.0.0/16IPv465,536GB
152.71.0.0/16IPv465,536GB
152.78.0.0/16IPv465,536GB
152.105.0.0/16IPv465,536GB
155.198.0.0/16IPv465,536GB
155.245.0.0/16IPv465,536GB
157.140.0.0/16IPv465,536GB
157.228.0.0/20IPv44,096GB
158.94.0.0/19IPv48,192GB
158.94.224.0/19IPv48,192GB
158.125.0.0/16IPv465,536GB
158.143.0.0/16IPv465,536GB
158.223.0.0/16IPv465,536GB
159.86.0.0/17IPv432,768GB
159.86.128.0/18IPv416,384GB
159.86.192.0/18IPv416,384GB
160.5.248.0/21IPv42,048GB
160.9.0.0/16IPv465,536GB
161.73.0.0/16IPv465,536GB
161.74.0.0/16IPv465,536GB
161.76.0.0/16IPv465,536GB
161.112.0.0/16IPv465,536GB
163.1.0.0/16IPv465,536GB
163.119.0.0/17IPv432,768GB
163.167.0.0/16IPv465,536GB
164.11.0.0/16IPv465,536GB
185.255.108.0/22IPv41,024GB
192.12.72.0/24IPv4256GB
192.18.195.0/24IPv4256GB
192.35.172.0/24IPv4256GB
192.41.103.0/24IPv4256GB
192.41.104.0/21IPv42,048GB
192.41.112.0/20IPv44,096GB
192.41.128.0/22IPv41,024GB
192.42.100.0/24IPv4256GB
192.65.28.0/23IPv4512GB
192.68.153.0/24IPv4256GB
192.76.6.0/23IPv4512GB
192.76.8.0/21IPv42,048GB
192.76.16.0/20IPv44,096GB
192.76.32.0/22IPv41,024GB
192.82.153.0/24IPv4256GB
192.84.5.0/24IPv4256GB
192.84.75.0/24IPv4256GB
192.84.76.0/22IPv41,024GB
192.88.9.0/24IPv4256GB
192.94.235.0/24IPv4256GB
192.100.78.0/24IPv4256GB
192.107.168.0/24IPv4256GB
192.108.120.0/24IPv4256GB
192.124.46.0/24IPv4256GB
192.133.244.0/24IPv4256GB
192.149.111.0/24IPv4256GB
192.150.184.0/24IPv4256GB
192.153.213.0/24IPv4256GB
192.156.162.0/24IPv4256GB
192.171.128.0/18IPv416,384GB
192.171.192.0/21IPv42,048GB
192.173.1.0/24IPv4256GB
192.173.2.0/23IPv4512GB
192.173.4.0/24IPv4256GB
192.173.128.0/21IPv42,048GB
192.190.201.0/24IPv4256GB
192.190.202.0/24IPv4256GB
192.195.42.0/23IPv4512GB
192.195.105.0/24IPv4256GB
192.195.116.0/23IPv4512GB
192.195.118.0/24IPv4256GB
193.1.237.0/24IPv4256GB
193.32.22.0/24IPv4256GB
193.37.225.0/24IPv4256GB
193.37.240.0/21IPv42,048GB
193.38.143.0/24IPv4256GB
193.39.80.0/21IPv42,048GB
193.39.172.0/22IPv41,024GB
193.39.212.0/24IPv4256GB
193.60.0.0/14IPv4262,144GB
193.107.116.0/22IPv41,024GB
193.130.15.0/24IPv4256GB
193.133.28.0/23IPv4512GB
193.138.86.0/24IPv4256GB
193.142.216.0/24IPv4256GB
194.32.32.0/20IPv44,096GB
194.35.93.0/24IPv4256GB
194.35.186.0/24IPv4256GB
194.35.192.0/19IPv48,192GB
194.35.241.0/24IPv4256GB
194.36.1.0/24IPv4256GB
194.36.2.0/23IPv4512GB
194.36.121.0/24IPv4256GB
194.36.152.0/21IPv42,048GB
194.60.218.0/24IPv4256GB
194.66.0.0/16IPv465,536GB
194.80.0.0/14IPv4262,144GB
195.194.0.0/15IPv4131,072GB
212.121.0.0/19IPv48,192GB
212.121.192.0/19IPv48,192GB
212.219.0.0/16IPv465,536GB
2001:630::/32IPv6—GB
2001:678:718::/48IPv6—GB
2a03:aba0::/29IPv6—GB
2a05:b400::/32IPv6—GB
2a09:9180:fd::/48IPv6—GB
2a0a:200::/29IPv6—GB
2a0c:5bc0::/29IPv6—GB