AS5538 SigmaNet-NIC Institute of Mathematics and Computer Science of University of Latvia

SigmaNet-NIC Institute of Mathematics and Computer Science of University of Latvia · registered in Latvia

IPv4 addresses18,43217 prefixes · <0.001% of announced IPv4

Rank in Latvia#14largest network in LV by IPv4 space, of 249 · 1.09% of LV

Rank worldwide#6,392of 79,396 networks with IPv4

IPv66 x /32 (458,749 x /48)23 prefixes

CountryLatvia255 ASNs registered there

Open AS5538 in ASN lookup Look up an IP in this network (5.152.224.1) All networks in Latvia

IPv4 prefixes

All 17 prefixes, in address order.

5.152.224.0/21
85.254.194.0/23
85.254.196.0/22
85.254.206.0/23
85.254.210.0/23
85.254.212.0/23
85.254.229.0/24
85.254.230.0/23
85.254.232.0/22
85.254.236.0/23
85.254.248.0/21
92.240.64.0/20
92.240.80.0/21
92.240.88.0/23
92.240.92.0/22
185.23.160.0/22
194.8.1.0/24

IPv6 prefixes

All 23 prefixes.

2a02:500::/34
2a02:500:4000::/35
2a02:500:6000::/35
2a02:500:8000::/33
2a02:502::/32
2a02:503:2::/47
2a02:503:4::/46
2a02:503:9::/48
2a02:503:a::/47
2a02:503:c::/46
2a02:503:10::/44
2a02:503:20::/43
2a02:503:40::/42
2a02:503:80::/41
2a02:503:100::/40
2a02:503:200::/39
2a02:503:400::/38
2a02:503:800::/37
2a02:503:1000::/36
2a02:503:2000::/35
2a02:503:4000::/34
2a02:503:8000::/33
2a02:504::/30

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ASNNameIPv4 addresses

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AS34001#15 LIVAS-NET-AS SIA LIVAS NET18,432

AS41563#16 OST-AS OSTKOM SIA17,408

AS8285#17 Versija SIA16,896

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources