IPAS

IP prefix and autonomous system archive

AS174

IPv4 prefixes
4,103
Unique IPv4 addresses
36,233,728
IPv6 prefixes
451
Unique IPv6 /48 equivalents
2,769,023

Route freshness

Age since last updateTotalIPv4IPv6Share
< 5 min9900.2%
5-15 min0000.0%
15-60 min9090.2%
1-6 h3,6683,6343480.5%
6-24 h929832.0%
1-3 d3442321127.6%
3-7 d21222104.7%
7-30 d22021734.8%
30-90 d0000.0%
> 90 d0000.0%

IPv4 CIDR distribution

/8
1   0.0%
/11
1   0.0%
/12
2   0.0%
/13
4   0.1%
/14
18   0.4%
/15
24   0.6%
/16
65   1.6%
/17
9   0.2%
/18
16   0.4%
/19
34   0.8%
/20
55   1.3%
/21
79   1.9%
/22
226   5.5%
/23
387   9.4%
/24
3,182   77.6%
Bar length uses logarithmic scale; values and percentages are exact.

IPv6 CIDR distribution

/28
1   0.2%
/29
2   0.4%
/32
17   3.8%
/33
2   0.4%
/36
4   0.9%
/42
1   0.2%
/44
3   0.7%
/48
421   93.3%
Bar length uses logarithmic scale; values and percentages are exact.

Unique space removes overlap between prefixes announced by the same ASN. Update range: 2026-08-19 13:28:18 to 2026-09-17 01:10:56.