Interesting Subnets
Directory of
active subnets
observed by Syndu. Each row is the latest cached
SubnetSnapshot
per subnet and includes: density, traffic, geo/ASN representatives, and risk distribution.
Search
Active filter:
UltraTelecom Provedora de Internet
·
Clear
Snapshot
2026-03-10
Results
13
Page
1
/
1
177.37.88.0/24
Risk Max
—
LOW
Footprint
6.250
%
Hits
30
Prefix / IP version
/24 · IPv4
Network
177.37.88.0
Broadcast
177.37.88.255
Observed IPs / Subnet size
16
observed ·
256
total
Centroid
-27.375199999999996 , -51.23829999999999
Hits / Errors
30
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS262417 ·
UltraTelecom Provedora de Internet
Top organization / ISP
UltraTelecom Provedora de Internet
·
UltraTelecom Provedora de Internet
Top geo
Brazil
·
Santa Catarina
·
Campos Novos
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
177.37.92.0/24
Risk Max
—
LOW
Footprint
4.688
%
Hits
15
Prefix / IP version
/24 · IPv4
Network
177.37.92.0
Broadcast
177.37.92.255
Observed IPs / Subnet size
12
observed ·
256
total
Centroid
-27.22249333333334 , -49.84331333333333
Hits / Errors
15
hits ·
1
errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS262417 ·
UltraTelecom Provedora de Internet
Top organization / ISP
UltraTelecom Provedora de Internet
·
UltraTelecom Provedora de Internet
Top geo
Brazil
·
Santa Catarina
·
Rio do Sul
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
177.37.87.0/24
Risk Max
—
LOW
Footprint
3.906
%
Hits
18
Prefix / IP version
/24 · IPv4
Network
177.37.87.0
Broadcast
177.37.87.255
Observed IPs / Subnet size
10
observed ·
256
total
Centroid
-27.3752 , -51.238299999999995
Hits / Errors
18
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS262417 ·
UltraTelecom Provedora de Internet
Top organization / ISP
UltraTelecom Provedora de Internet
·
UltraTelecom Provedora de Internet
Top geo
Brazil
·
Santa Catarina
·
Campos Novos
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
177.37.85.0/24
Risk Max
—
LOW
Footprint
3.125
%
Hits
11
Prefix / IP version
/24 · IPv4
Network
177.37.85.0
Broadcast
177.37.85.255
Observed IPs / Subnet size
8
observed ·
256
total
Centroid
-27.944899999999997 , -50.352500000000006
Hits / Errors
11
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS262417 ·
UltraTelecom Provedora de Internet
Top organization / ISP
UltraTelecom Provedora de Internet
·
UltraTelecom Provedora de Internet
Top geo
Brazil
·
Santa Catarina
·
Lages
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
168.90.31.0/24
Risk Max
—
LOW
Footprint
2.344
%
Hits
12
Prefix / IP version
/24 · IPv4
Network
168.90.31.0
Broadcast
168.90.31.255
Observed IPs / Subnet size
6
observed ·
256
total
Centroid
-26.973458333333337 , -51.43644166666667
Hits / Errors
12
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS262417 ·
UltraTelecom Provedora de Internet
Top organization / ISP
UltraTelecom Provedora de Internet
·
UltraTelecom Provedora de Internet
Top geo
Brazil
·
Santa Catarina
·
Treze Tílias
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
179.43.7.0/24
Risk Max
—
LOW
Footprint
1.953
%
Hits
6
Prefix / IP version
/24 · IPv4
Network
179.43.7.0
Broadcast
179.43.7.255
Observed IPs / Subnet size
5
observed ·
256
total
Centroid
-27.0106 , -49.2215
Hits / Errors
6
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS262417 ·
UltraTelecom Provedora de Internet
Top organization / ISP
UltraTelecom Provedora de Internet
·
UltraTelecom Provedora de Internet
Top geo
Brazil
·
Santa Catarina
·
Indaial
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
177.37.84.0/24
Risk Max
—
LOW
Footprint
1.953
%
Hits
6
Prefix / IP version
/24 · IPv4
Network
177.37.84.0
Broadcast
177.37.84.255
Observed IPs / Subnet size
5
observed ·
256
total
Centroid
-27.9449 , -50.3525
Hits / Errors
6
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS262417 ·
UltraTelecom Provedora de Internet
Top organization / ISP
UltraTelecom Provedora de Internet
·
UltraTelecom Provedora de Internet
Top geo
Brazil
·
Santa Catarina
·
Lages
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
177.37.78.0/24
Risk Max
—
LOW
Footprint
1.953
%
Hits
5
Prefix / IP version
/24 · IPv4
Network
177.37.78.0
Broadcast
177.37.78.255
Observed IPs / Subnet size
5
observed ·
256
total
Centroid
-26.465300000000003 , -48.8035
Hits / Errors
5
hits ·
0
errors
First / Last seen
2026-02-24 02:00 · 2026-03-01 02:00
Top ASN
AS262417 ·
UltraTelecom Provedora de Internet
Top organization / ISP
UltraTelecom Provedora de Internet
·
UltraTelecom Provedora de Internet
Top geo
Brazil
·
Santa Catarina
·
Araquari
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
177.37.79.0/24
Risk Max
—
LOW
Footprint
1.562
%
Hits
5
Prefix / IP version
/24 · IPv4
Network
177.37.79.0
Broadcast
177.37.79.255
Observed IPs / Subnet size
4
observed ·
256
total
Centroid
-26.465300000000003 , -48.8035
Hits / Errors
5
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-24 02:00
Top ASN
AS262417 ·
UltraTelecom Provedora de Internet
Top organization / ISP
UltraTelecom Provedora de Internet
·
UltraTelecom Provedora de Internet
Top geo
Brazil
·
Santa Catarina
·
Araquari
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
168.195.229.0/24
Risk Max
—
LOW
Footprint
0.781
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
168.195.229.0
Broadcast
168.195.229.255
Observed IPs / Subnet size
2
observed ·
256
total
Centroid
-26.65 , -48.7378
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-27 02:00 · 2026-03-01 02:00
Top ASN
AS262417 ·
UltraTelecom Provedora de Internet
Top organization / ISP
UltraTelecom Provedora de Internet
·
UltraTelecom Provedora de Internet
Top geo
Brazil
·
Santa Catarina
·
Barra Velha
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
177.129.200.0/24
Risk Max
—
LOW
Footprint
0.781
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
177.129.200.0
Broadcast
177.129.200.255
Observed IPs / Subnet size
2
observed ·
256
total
Centroid
-27.2066 , -51.4235
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-25 02:00
Top ASN
AS262417 ·
UltraTelecom Provedora de Internet
Top organization / ISP
UltraTelecom Provedora de Internet
·
UltraTelecom Provedora de Internet
Top geo
Brazil
·
Santa Catarina
·
Herval d'Oeste
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
177.37.81.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
177.37.81.0
Broadcast
177.37.81.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
-27.7698 , -50.9427
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS262417 ·
UltraTelecom Provedora de Internet
Top organization / ISP
UltraTelecom Provedora de Internet
·
UltraTelecom Provedora de Internet
Top geo
Brazil
·
Santa Catarina
·
Cerro Negro
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
177.37.93.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
177.37.93.0
Broadcast
177.37.93.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
-27.199 , -49.6287
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS262417 ·
UltraTelecom Provedora de Internet
Top organization / ISP
UltraTelecom Provedora de Internet
·
UltraTelecom Provedora de Internet
Top geo
Brazil
·
Santa Catarina
·
Rio do Sul
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
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