asn.dev

Address space

AS18182 SONET-TW Sony Network Taiwan Limited

IPv4 prefixes 34 320K addresses
IPv6 prefixes 11
Most common size /24 IPv4
Flagged 0

Shape

Prefix sizes

IPv4
/16
/16: 2
2
/17
/17: 2
2
/18
/18: 4
4
/19
/19: 4
4
/20
/20: 3
3
/21
/21: 3
3
/22
/22: 2
2
/23
/23: 5
5
/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
/29
/29: 1
1
/30
/30: 1
1
/31
/31: 1
1
/32
/32: 1
1
/33
/33: 1
1
/34
/34: 1
1
/35
/35: 1
1
/36
/36: 1
1
/37
/37: 1
1
/38
/38: 2
2

Geography

Where the space lands

CountryNamePrefixes
TWTaiwan, Province of China45

Inventory

All prefixes

45 total
PrefixFamilyAddressesCountryFlags
27.105.0.0/18IPv416,384TW
27.105.64.0/20IPv44,096TW
27.105.80.0/23IPv4512TW
27.105.83.0/24IPv4256TW
27.105.84.0/22IPv41,024TW
27.105.88.0/21IPv42,048TW
27.105.96.0/19IPv48,192TW
27.105.128.0/18IPv416,384TW
27.105.192.0/20IPv44,096TW
27.105.208.0/21IPv42,048TW
27.105.216.0/23IPv4512TW
27.105.218.0/23IPv4512TW
27.105.220.0/24IPv4256TW
27.105.221.0/24IPv4256TW
27.105.222.0/23IPv4512TW
27.105.224.0/19IPv48,192TW
39.1.80.0/24IPv4256TW
39.1.84.0/24IPv4256TW
39.1.88.0/24IPv4256TW
39.1.92.0/24IPv4256TW
61.56.128.0/19IPv48,192TW
61.62.0.0/16IPv465,536TW
61.64.64.0/18IPv416,384TW
61.64.128.0/17IPv432,768TW
219.84.0.0/17IPv432,768TW
219.84.128.0/19IPv48,192TW
219.84.160.0/23IPv4512TW
219.84.162.0/24IPv4256TW
219.84.163.0/24IPv4256TW
219.84.164.0/22IPv41,024TW
219.84.168.0/21IPv42,048TW
219.84.176.0/20IPv44,096TW
219.84.192.0/18IPv416,384TW
219.85.0.0/16IPv465,536TW
2404:80::/31IPv6—TW
2404:82::/32IPv6—TW
2404:83::/38IPv6—TW
2404:83:400::/38IPv6—TW
2404:83:800::/37IPv6—TW
2404:83:1000::/36IPv6—TW
2404:83:2000::/35IPv6—TW
2404:83:4000::/34IPv6—TW
2404:83:8000::/33IPv6—TW
2404:84::/30IPv6—TW
2404:88::/29IPv6—TW