asn.dev

Address space

AS24163 UBBNET-AS-TW UNION BROADBAND NETWORK

IPv4 prefixes 35 64.26K addresses
IPv6 prefixes 3
Most common size /22 IPv4
Flagged 0

Shape

Prefix sizes

IPv4
/19
/19: 1
1
/20
/20: 6
6
/21
/21: 7
7
/22
/22: 15
15
/23
/23: 1
1
/24
/24: 5
5

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
/36
/36: 1
1
/48
/48: 2
2

Geography

Where the space lands

CountryNamePrefixes
TWTaiwan, Province of China38

Inventory

All prefixes

38 total
PrefixFamilyAddressesCountryFlags
45.64.35.0/24IPv4256TW
49.158.148.0/22IPv41,024TW
49.158.152.0/21IPv42,048TW
49.158.192.0/20IPv44,096TW
49.159.88.0/21IPv42,048TW
49.159.136.0/21IPv42,048TW
49.159.144.0/20IPv44,096TW
49.159.160.0/19IPv48,192TW
49.159.192.0/20IPv44,096TW
60.198.32.0/22IPv41,024TW
61.56.160.0/22IPv41,024TW
61.56.172.0/22IPv41,024TW
61.56.176.0/20IPv44,096TW
61.58.100.0/22IPv41,024TW
61.58.104.0/22IPv41,024TW
61.61.216.0/21IPv42,048TW
61.61.227.0/24IPv4256TW
61.61.236.0/22IPv41,024TW
114.198.160.0/20IPv44,096TW
119.77.132.0/22IPv41,024TW
119.77.136.0/22IPv41,024TW
122.100.64.0/22IPv41,024TW
122.100.104.0/21IPv42,048TW
122.100.112.0/21IPv42,048TW
122.100.120.0/22IPv41,024TW
180.218.108.0/22IPv41,024TW
180.218.124.0/22IPv41,024TW
180.218.224.0/24IPv4256TW
180.218.228.0/22IPv41,024TW
180.218.240.0/20IPv44,096TW
211.76.32.0/21IPv42,048TW
211.76.52.0/23IPv4512TW
211.76.54.0/24IPv4256TW
211.76.72.0/22IPv41,024TW
211.76.76.0/24IPv4256TW
2407:4b00:4000::/36IPv6—TW
2407:4b00:fd04::/48IPv6—TW
2407:4b00:ff04::/48IPv6—TW