asn.dev

Address space

AS1887 NASK-ACADEMIC

IPv4 prefixes 42 78.59K addresses
IPv6 prefixes 1
Most common size /23 IPv4
Flagged 0

Shape

Prefix sizes

IPv4
/18
/18: 1
1
/19
/19: 2
2
/20
/20: 4
4
/21
/21: 6
6
/22
/22: 9
9
/23
/23: 11
11
/24
/24: 9
9

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
/32
/32: 1
1

Geography

Where the space lands

CountryNamePrefixes
PLPoland43

Inventory

All prefixes

43 total
PrefixFamilyAddressesCountryFlags
148.81.0.0/21IPv42,048PL
148.81.8.0/23IPv4512PL
148.81.10.0/24IPv4256PL
148.81.13.0/24IPv4256PL
148.81.14.0/23IPv4512PL
148.81.16.0/20IPv44,096PL
148.81.32.0/19IPv48,192PL
148.81.64.0/19IPv48,192PL
148.81.96.0/20IPv44,096PL
148.81.112.0/22IPv41,024PL
148.81.118.0/23IPv4512PL
148.81.120.0/22IPv41,024PL
148.81.124.0/23IPv4512PL
148.81.126.0/24IPv4256PL
148.81.128.0/18IPv416,384PL
148.81.192.0/21IPv42,048PL
148.81.200.0/22IPv41,024PL
148.81.204.0/23IPv4512PL
148.81.207.0/24IPv4256PL
148.81.208.0/20IPv44,096PL
148.81.224.0/22IPv41,024PL
148.81.228.0/23IPv4512PL
148.81.231.0/24IPv4256PL
148.81.232.0/21IPv42,048PL
148.81.240.0/22IPv41,024PL
148.81.244.0/23IPv4512PL
148.81.249.0/24IPv4256PL
148.81.250.0/23IPv4512PL
148.81.252.0/22IPv41,024PL
195.187.64.0/21IPv42,048PL
195.187.72.0/22IPv41,024PL
195.187.77.0/24IPv4256PL
195.187.78.0/23IPv4512PL
195.187.80.0/23IPv4512PL
195.187.83.0/24IPv4256PL
195.187.84.0/22IPv41,024PL
195.187.88.0/21IPv42,048PL
195.187.96.0/21IPv42,048PL
195.187.104.0/22IPv41,024PL
195.187.109.0/24IPv4256PL
195.187.110.0/23IPv4512PL
195.187.112.0/20IPv44,096PL
2a00:1488::/32IPv6—PL