asn.dev

Address space

AS4673 INTERVIA NTT DATA CORPORATION

IPv4 prefixes 53 242K addresses
IPv6 prefixes 16
Most common size /23 IPv4
Flagged 0

Shape

Prefix sizes

IPv4
/16
/16: 1
1
/17
/17: 1
1
/18
/18: 3
3
/19
/19: 5
5
/20
/20: 4
4
/21
/21: 8
8
/22
/22: 12
12
/23
/23: 13
13
/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
/34
/34: 3
3
/35
/35: 1
1
/36
/36: 1
1
/37
/37: 1
1
/38
/38: 1
1
/39
/39: 1
1
/40
/40: 1
1
/41
/41: 1
1
/42
/42: 1
1
/43
/43: 1
1
/44
/44: 1
1
/45
/45: 1
1
/46
/46: 2
2

Geography

Where the space lands

CountryNamePrefixes
JPJapan69

Inventory

All prefixes

69 total
PrefixFamilyAddressesCountryFlags
163.135.0.0/16IPv465,536JP
202.217.0.0/18IPv416,384JP
202.217.64.0/21IPv42,048JP
202.217.72.0/22IPv41,024JP
202.217.76.0/22IPv41,024JP
202.217.80.0/20IPv44,096JP
202.217.96.0/19IPv48,192JP
202.235.64.0/19IPv48,192JP
202.235.96.0/20IPv44,096JP
203.182.0.0/20IPv44,096JP
203.182.16.0/23IPv4512JP
203.182.18.0/23IPv4512JP
203.182.20.0/22IPv41,024JP
203.182.24.0/21IPv42,048JP
203.182.32.0/19IPv48,192JP
203.182.64.0/18IPv416,384JP
203.182.128.0/18IPv416,384JP
203.182.192.0/19IPv48,192JP
203.182.224.0/21IPv42,048JP
203.182.232.0/23IPv4512JP
203.182.234.0/24IPv4256JP
203.182.235.0/24IPv4256JP
203.182.236.0/22IPv41,024JP
203.182.240.0/21IPv42,048JP
203.182.248.0/21IPv42,048JP
210.144.0.0/21IPv42,048JP
210.144.8.0/22IPv41,024JP
210.144.12.0/22IPv41,024JP
210.144.16.0/22IPv41,024JP
210.144.20.0/23IPv4512JP
210.144.22.0/23IPv4512JP
210.144.24.0/21IPv42,048JP
210.144.32.0/19IPv48,192JP
210.144.64.0/24IPv4256JP
210.144.65.0/24IPv4256JP
210.144.66.0/23IPv4512JP
210.144.68.0/22IPv41,024JP
210.144.72.0/23IPv4512JP
210.144.74.0/23IPv4512JP
210.144.76.0/22IPv41,024JP
210.144.80.0/22IPv41,024JP
210.144.84.0/24IPv4256JP
210.144.85.0/24IPv4256JP
210.144.86.0/23IPv4512JP
210.144.88.0/22IPv41,024JP
210.144.92.0/23IPv4512JP
210.144.94.0/23IPv4512JP
210.144.96.0/21IPv42,048JP
210.144.104.0/22IPv41,024JP
210.144.108.0/23IPv4512JP
210.144.110.0/23IPv4512JP
210.144.112.0/20IPv44,096JP
210.144.128.0/17IPv432,768JP
2001:c80::/41IPv6—JP
2001:c80:80::/46IPv6—JP
2001:c80:84::/46IPv6—JP
2001:c80:88::/45IPv6—JP
2001:c80:90::/44IPv6—JP
2001:c80:a0::/43IPv6—JP
2001:c80:c0::/42IPv6—JP
2001:c80:100::/40IPv6—JP
2001:c80:200::/39IPv6—JP
2001:c80:400::/38IPv6—JP
2001:c80:800::/37IPv6—JP
2001:c80:1000::/36IPv6—JP
2001:c80:2000::/35IPv6—JP
2001:c80:4000::/34IPv6—JP
2001:c80:8000::/34IPv6—JP
2001:c80:c000::/34IPv6—JP