Skip to main content
WorldIP.io
Autonomous System

AS43513

Sia Nano IT

Announced IPs
63,744
CIDR prefixes
45
ASN
AS43513

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

65/100
Moderate
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type NSP
Traffic level 20-50Gbps
Geographic scope Europe
Traffic ratio Mostly Inbound
Peering policy Open
IRR record AS-NANOIT

Present at 1 internet exchange: SMILE-IXP: VLAN333

Web3 footprint

AS43513 hosts 2 observed decentralized-network nodes across 1 network. It’s a neutral signal — it does not affect the reputation score. See the full web3 node map.

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
86.63.160.0/19 8.2K
0.2%
Sia Nano IT LV Riga Riga
80.250.48.0/20 4.1K
0.0%
Sia Nano IT LV Riga Riga
87.246.128.0/20 4.1K
0.1%
Sia Nano IT LV Riga Riga
89.248.80.0/20 4.1K
3.2%
Sia Nano IT LV Riga Riga
91.135.80.0/20 4.1K
0.4%
Sia Nano IT LV Tukums Municipality Tukums
5.44.216.0/21 2.0K
99.9%
Sia Nano IT LV — —
31.170.16.0/21 2.0K
0.7%
Sia Nano IT LV Saldus novads Saldus
46.19.144.0/21 2.0K
0.1%
Sia Nano IT LV — —
85.31.96.0/21 2.0K
9.8%
Sia Nano IT LV Riga Riga
85.254.32.0/21 2.0K
0.0%
Sia Nano IT LV Jūrmala Jūrmala
94.140.96.0/21 2.0K
0.0%
Sia Nano IT LV Ventspils Ventspils
94.140.112.0/21 2.0K
8.1%
Sia Nano IT LV — —
141.136.0.0/21 2.0K
0.1%
Sia Nano IT LV — —
178.249.32.0/21 2.0K
0.0%
Sia Nano IT LV — —
188.92.72.0/21 2.0K
3.6%
Sia Nano IT LV — —
45.131.100.0/22 1.0K
0.0%
Sia Nano IT IN — —
85.254.16.0/22 1.0K
0.9%
Sia Nano IT LV Riga Riga
85.254.24.0/22 1.0K
0.1%
Sia Nano IT LV — —
91.203.68.0/22 1.0K
18.8%
Sia Nano IT LV — —
94.140.120.0/22 1.0K
10.5%
Sia Nano IT LV Riga Riga
185.61.148.0/22 1.0K
22.4%
Sia Nano IT LV Riga Riga
185.71.128.0/22 1.0K
0.5%
Sia Nano IT LV Tukums Municipality Tukums
185.72.84.0/22 1.0K
3.6%
Sia Nano IT LV Riga Riga
185.72.204.0/22 1.0K
0.0%
Sia Nano IT LV Liepaja Liepāja
185.80.236.0/22 1.0K
0.1%
Sia Nano IT LV — —
185.81.128.0/22 1.0K
50.0%
Sia Nano IT LV Riga Riga
85.254.142.0/23 512
1.6%
Sia Nano IT LV — —
91.224.12.0/23 512
35.4%
Sia Nano IT LV Riga Riga
91.237.98.0/23 512
25.0%
Sia Nano IT LV — —
94.140.106.0/23 512
0.0%
Sia Nano IT LV Ventspils Ventspils
94.140.108.0/23 512
0.0%
Sia Nano IT LV Ventspils Ventspils
150.107.202.0/23 512
0.0%
Sia Nano IT IN — —
159.148.198.0/23 512
0.0%
Sia Nano IT LV — —
185.81.48.0/23 512
0.4%
Sia Nano IT LV — —
185.82.124.0/23 512
26.2%
Sia Nano IT LV — —
195.43.82.0/23 512
99.8%
Sia Nano IT LV — —
80.246.31.0/24 256
0.0%
Sia Nano IT IN — —
85.254.5.0/24 256
0.4%
Sia Nano IT LV Ķekava Rāmava
85.254.145.0/24 256
0.0%
Sia Nano IT LV — —
94.140.111.0/24 256
0.0%
Sia Nano IT LV — —
159.148.102.0/24 256
0.8%
Sia Nano IT LV — —
159.148.200.0/24 256
0.0%
Sia Nano IT LV — —
185.81.51.0/24 256
0.4%
Sia Nano IT LV — —
185.86.151.0/24 256
34.0%
Sia Nano IT LV — —
193.46.236.0/24 256
25.0%
Sia Nano IT LV — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS43513 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
159.148.200.0/24 38,352 2026-10-29 21:14:05
159.148.198.0/23 38,074 2026-10-29 21:14:05
85.254.142.0/23 35,934 2026-10-29 15:59:49
85.254.145.0/24 35,929 2026-10-29 15:59:49
85.254.16.0/22 28,174 2026-10-29 15:59:49
195.43.82.0/23 26,796 2026-10-29 21:14:57
5.44.216.0/21 26,331 2026-10-29 21:12:25
185.81.130.0/23 25,447 2026-10-29 21:14:06
91.135.80.0/20 24,866 2026-10-29 21:13:11
85.254.32.0/21 24,502 2026-10-29 15:59:49
85.254.24.0/22 24,198 2026-10-29 15:59:49
91.135.86.0/24 23,517 2026-10-29 20:58:05
188.92.72.0/21 23,451 2026-10-29 21:14:20
185.72.84.0/22 23,220 2026-10-29 21:14:06
185.81.128.0/23 23,015 2026-10-29 21:14:06
185.71.128.0/22 22,878 2026-10-29 21:14:06
185.72.204.0/22 22,822 2026-10-29 21:14:06
185.80.236.0/22 22,805 2026-10-29 21:14:06
185.61.148.0/23 22,698 2026-10-29 21:14:06
185.61.148.0/22 22,656 2026-10-29 21:14:06
185.86.151.0/24 22,644 2026-10-29 21:14:20
178.249.32.0/21 22,574 2026-10-29 21:14:05
185.81.48.0/22 22,493 2026-10-29 21:14:06
185.61.150.0/24 22,446 2026-10-29 21:14:06
185.82.124.0/22 22,399 2026-10-29 21:14:06
80.250.48.0/20 22,336 2026-10-29 21:13:07
141.136.0.0/21 22,119 2026-10-29 21:13:38
159.148.102.0/24 21,984 2026-10-29 21:14:05
94.140.123.0/24 21,731 2026-10-29 21:13:13
94.140.96.0/19 21,712 2026-10-29 21:13:13
94.140.112.0/23 21,517 2026-10-29 21:13:13
94.140.114.0/23 21,514 2026-10-29 21:13:13
94.140.116.0/22 21,485 2026-10-29 21:13:13
45.131.100.0/22 21,485 2026-10-29 21:13:02
94.140.120.0/23 21,483 2026-10-29 21:13:13
94.140.120.0/22 21,471 2026-10-29 21:13:13
91.224.12.0/23 21,415 2026-10-29 21:13:11
87.246.128.0/20 21,382 2026-10-29 15:59:47
31.170.16.0/21 20,935 2026-10-29 21:13:02
91.237.98.0/23 20,685 2026-10-29 21:13:11
85.254.5.0/24 20,346 2026-10-29 15:59:49
193.46.236.0/24 19,548 2026-10-29 15:59:47
89.248.80.0/20 18,835 2026-10-29 15:59:47
91.203.68.0/22 18,568 2026-10-29 21:13:11
85.31.96.0/21 18,493 2026-10-29 15:59:47
86.63.160.0/19 18,454 2026-10-29 15:59:47
46.19.144.0/21 18,416 2026-10-29 16:28:30
80.246.31.0/24 16,273 2026-10-29 21:13:07
150.107.202.0/23 16,218 2026-10-29 21:13:38
94.140.102.0/24 15,988 2026-10-29 21:13:13

Showing top 50 of 181 announced prefixes by sample volume.

Frequently Asked Questions

What is AS43513?

AS43513 is an Autonomous System Number assigned to Sia Nano IT. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS43513 announce?

AS43513 announces 63.7K IPv4 addresses distributed across 45 routed CIDR prefixes. The network is registered in Latvia.

Who operates AS43513?

AS43513 is operated by Sia Nano IT. The organization is based in Latvia. You can view all IP ranges and related ASNs on the organization page.

What country is AS43513 registered in?

AS43513 is registered in Latvia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-10-29 22:09:05 UTC
Share