asn.dev

Address space

AS55430 STARHUB-NGNBN Starhub Ltd

IPv4 prefixes 51 713K addresses
IPv6 prefixes 116
Most common size /18 IPv4
Flagged 15

Shape

Prefix sizes

IPv4
/16
/16: 4
4
/17
/17: 7
7
/18
/18: 9
9
/19
/19: 4
4
/20
/20: 5
5
/21
/21: 5
5
/22
/22: 6
6
/23
/23: 5
5
/24
/24: 6
6

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
/33
/33: 1
1
/34
/34: 3
3
/35
/35: 2
2
/36
/36: 4
4
/37
/37: 4
4
/38
/38: 4
4
/39
/39: 4
4
/40
/40: 3
3
/41
/41: 5
5
/42
/42: 5
5
/43
/43: 5
5
/44
/44: 9
9
/45
/45: 5
5
/46
/46: 15
15
/47
/47: 11
11
/48
/48: 21
21
/49
/49: 1
1
/50
/50: 1
1
/51
/51: 1
1
/52
/52: 1
1
/53
/53: 1
1
/54
/54: 1
1
/55
/55: 1
1
/56
/56: 1
1
/57
/57: 1
1
/58
/58: 1
1
/59
/59: 1
1
/60
/60: 1
1
/61
/61: 1
1
/62
/62: 1
1
/63
/63: 1
1

Geography

Where the space lands

CountryNamePrefixes
SGSingapore167

Review

Flagged prefixes

15 of 167
PrefixFamilyAddressesCountryFlags
2404:e800:de00:2::/63IPv6—SGToo specific
2404:e800:de00:4::/62IPv6—SGToo specific
2404:e800:de00:8::/61IPv6—SGToo specific
2404:e800:de00:10::/60IPv6—SGToo specific
2404:e800:de00:20::/59IPv6—SGToo specific
2404:e800:de00:40::/58IPv6—SGToo specific
2404:e800:de00:80::/57IPv6—SGToo specific
2404:e800:de00:100::/56IPv6—SGToo specific
2404:e800:de00:200::/55IPv6—SGToo specific
2404:e800:de00:400::/54IPv6—SGToo specific
2404:e800:de00:800::/53IPv6—SGToo specific
2404:e800:de00:1000::/52IPv6—SGToo specific
2404:e800:de00:2000::/51IPv6—SGToo specific
2404:e800:de00:4000::/50IPv6—SGToo specific
2404:e800:de00:8000::/49IPv6—SGToo specific

A flag is an observation, not an accusation. Very large and very specific prefixes are both legitimate in the right context.

Inventory

All prefixes

167 total
PrefixFamilyAddressesCountryFlags
27.125.128.0/18IPv416,384SG
39.109.128.0/17IPv432,768SG
58.96.192.0/18IPv416,384SG
58.182.0.0/16IPv465,536SG
101.127.0.0/17IPv432,768SG
101.127.128.0/18IPv416,384SG
101.127.240.0/21IPv42,048SG
103.234.105.0/24IPv4256SG
103.234.106.0/23IPv4512SG
116.86.0.0/16IPv465,536SG
116.87.0.0/17IPv432,768SG
116.87.128.0/18IPv416,384SG
116.87.192.0/21IPv42,048SG
116.87.200.0/22IPv41,024SG
116.88.0.0/16IPv465,536SG
116.89.0.0/17IPv432,768SG
182.19.128.0/20IPv44,096SG
182.19.144.0/22IPv41,024SG
182.19.148.0/23IPv4512SG
182.19.152.0/21IPv42,048SG
182.19.160.0/19IPv48,192SG
182.19.192.0/19IPv48,192SG
182.19.224.0/20IPv44,096SG
182.19.240.0/21IPv42,048SG
182.19.248.0/22IPv41,024SG
182.19.253.0/24IPv4256SG
182.19.254.0/24IPv4256SG
182.55.8.0/21IPv42,048SG
182.55.16.0/20IPv44,096SG
182.55.32.0/19IPv48,192SG
182.55.64.0/18IPv416,384SG
182.55.128.0/19IPv48,192SG
182.55.232.0/22IPv41,024SG
182.55.236.0/23IPv4512SG
182.55.246.0/24IPv4256SG
183.90.48.0/20IPv44,096SG
183.90.80.0/20IPv44,096SG
202.156.0.0/22IPv41,024SG
202.156.5.0/24IPv4256SG
202.156.6.0/23IPv4512SG
202.156.8.0/23IPv4512SG
202.156.11.0/24IPv4256SG
202.156.12.0/22IPv41,024SG
202.156.64.0/18IPv416,384SG
202.156.128.0/17IPv432,768SG
218.186.0.0/17IPv432,768SG
218.186.128.0/18IPv416,384SG
218.186.192.0/18IPv416,384SG
218.212.0.0/16IPv465,536SG
222.164.0.0/17IPv432,768SG
222.164.128.0/18IPv416,384SG
2404:e800::/46IPv6—SG
2404:e800:4::/46IPv6—SG
2404:e800:8::/45IPv6—SG
2404:e800:10::/44IPv6—SG
2404:e800:20::/43IPv6—SG
2404:e800:40::/42IPv6—SG
2404:e800:80::/41IPv6—SG
2404:e800:100::/46IPv6—SG
2404:e800:104::/46IPv6—SG
2404:e800:108::/45IPv6—SG
2404:e800:110::/44IPv6—SG
2404:e800:120::/43IPv6—SG
2404:e800:140::/42IPv6—SG
2404:e800:180::/41IPv6—SG
2404:e800:200::/39IPv6—SG
2404:e800:400::/38IPv6—SG
2404:e800:800::/37IPv6—SG
2404:e800:1000::/36IPv6—SG
2404:e800:2000::/35IPv6—SG
2404:e800:4000::/34IPv6—SG
2404:e800:8000::/34IPv6—SG
2404:e800:c000::/36IPv6—SG
2404:e800:d000::/37IPv6—SG
2404:e800:d800::/38IPv6—SG
2404:e800:dc00::/39IPv6—SG
2404:e800:de00:2::/63IPv6—SGToo specific
2404:e800:de00:4::/62IPv6—SGToo specific
2404:e800:de00:8::/61IPv6—SGToo specific
2404:e800:de00:10::/60IPv6—SGToo specific
2404:e800:de00:20::/59IPv6—SGToo specific
2404:e800:de00:40::/58IPv6—SGToo specific
2404:e800:de00:80::/57IPv6—SGToo specific
2404:e800:de00:100::/56IPv6—SGToo specific
2404:e800:de00:200::/55IPv6—SGToo specific
2404:e800:de00:400::/54IPv6—SGToo specific
2404:e800:de00:800::/53IPv6—SGToo specific
2404:e800:de00:1000::/52IPv6—SGToo specific
2404:e800:de00:2000::/51IPv6—SGToo specific
2404:e800:de00:4000::/50IPv6—SGToo specific
2404:e800:de00:8000::/49IPv6—SGToo specific
2404:e800:de01::/48IPv6—SG
2404:e800:de02::/47IPv6—SG
2404:e800:de04::/46IPv6—SG
2404:e800:de08::/45IPv6—SG
2404:e800:de10::/44IPv6—SG
2404:e800:de20::/43IPv6—SG
2404:e800:de40::/42IPv6—SG
2404:e800:de80::/41IPv6—SG
2404:e800:df00::/40IPv6—SG
2404:e800:e000::/35IPv6—SG
2404:e801::/36IPv6—SG
2404:e801:1000::/46IPv6—SG
2404:e801:1004::/46IPv6—SG
2404:e801:1008::/46IPv6—SG
2404:e801:100c::/47IPv6—SG
2404:e801:100e::/48IPv6—SG
2404:e801:100f::/48IPv6—SG
2404:e801:1010::/46IPv6—SG
2404:e801:1014::/48IPv6—SG
2404:e801:1015::/48IPv6—SG
2404:e801:1016::/47IPv6—SG
2404:e801:1018::/47IPv6—SG
2404:e801:101a::/48IPv6—SG
2404:e801:101b::/48IPv6—SG
2404:e801:101c::/47IPv6—SG
2404:e801:101e::/48IPv6—SG
2404:e801:1020::/43IPv6—SG
2404:e801:1040::/42IPv6—SG
2404:e801:1080::/41IPv6—SG
2404:e801:1100::/40IPv6—SG
2404:e801:1200::/39IPv6—SG
2404:e801:1400::/38IPv6—SG
2404:e801:1800::/37IPv6—SG
2404:e801:2000::/46IPv6—SG
2404:e801:2004::/46IPv6—SG
2404:e801:2008::/46IPv6—SG
2404:e801:200c::/47IPv6—SG
2404:e801:200e::/48IPv6—SG
2404:e801:200f::/48IPv6—SG
2404:e801:2010::/46IPv6—SG
2404:e801:2014::/48IPv6—SG
2404:e801:2015::/48IPv6—SG
2404:e801:2016::/47IPv6—SG
2404:e801:2018::/47IPv6—SG
2404:e801:201a::/48IPv6—SG
2404:e801:201b::/48IPv6—SG
2404:e801:201c::/47IPv6—SG
2404:e801:201e::/48IPv6—SG
2404:e801:2020::/43IPv6—SG
2404:e801:2040::/42IPv6—SG
2404:e801:2080::/41IPv6—SG
2404:e801:2100::/40IPv6—SG
2404:e801:2200::/39IPv6—SG
2404:e801:2400::/38IPv6—SG
2404:e801:2800::/37IPv6—SG
2404:e801:3000::/36IPv6—SG
2404:e801:4000::/34IPv6—SG
2404:e801:8000::/33IPv6—SG
2406:3003:1000::/44IPv6—SG
2406:3003:1040::/44IPv6—SG
2406:3003:1051::/48IPv6—SG
2406:3003:1052::/48IPv6—SG
2406:3003:1055::/48IPv6—SG
2406:3003:1060::/44IPv6—SG
2406:3003:1070::/45IPv6—SG
2406:3003:1078::/46IPv6—SG
2406:3003:1080::/47IPv6—SG
2406:3003:2000::/44IPv6—SG
2406:3003:2040::/44IPv6—SG
2406:3003:2051::/48IPv6—SG
2406:3003:2052::/48IPv6—SG
2406:3003:2055::/48IPv6—SG
2406:3003:2060::/44IPv6—SG
2406:3003:2070::/45IPv6—SG
2406:3003:2078::/46IPv6—SG
2406:3003:2080::/47IPv6—SG