Home / Prefixes / 2a01:1b2::/32

2a01:1b2::/32 No ROA

Duocast BV · Updated 22.10.2026 01:15 UTC
Announced IPv6 AS31477 Duocast BV NL Netherlands

Network Information

Prefix
2a01:1b2::/32
Network Description:
—
Address range
2a01:1b2:: – 2a01:1b2:ffff:ffff:ffff:ffff:ffff:ffff
Size
4,294,967,296 × /64
Origin AS
AS31477 Duocast BV
Organization
Duocast BV
AS path
AS208972AS9121AS1299AS31477AS31477
Paths seen
1
RPKI
No ROA
Location
NL Netherlands
First seen
21.10.2026

RPKI ROAs

No ROA covers this prefix.
None in the routing table.
None in the routing table.
PrefixOrigin ASDescriptionLocationRPKI
37.9.160.0/21 AS31477 NL No ROA
45.82.188.0/22 AS31477 NL RPKI valid
82.150.139.0/24 AS31477 VH ICT-diensten NL RPKI valid
83.137.144.0/21 AS31477 NL Groningen RPKI valid
83.137.146.0/24 AS31477 NL Groningen RPKI valid
83.137.151.0/24 AS31477 NL Groningen RPKI valid
87.238.168.0/21 AS31477 NL RPKI valid
87.238.171.0/24 AS31477 NL RPKI valid
89.188.0.0/19 AS31477 NL Amsterdam RPKI valid
89.188.0.0/20 AS31477 NL Amsterdam RPKI valid
89.188.0.0/21 AS31477 NL Amsterdam RPKI valid
89.188.8.0/21 AS31477 NL Amsterdam RPKI valid
89.200.200.0/24 AS31477 NL RPKI valid
89.200.200.0/21 AS31477 NL RPKI valid
91.196.104.0/24 AS31477 NL RPKI valid
91.196.105.0/24 AS31477 NL RPKI valid
91.196.106.0/24 AS31477 NL No ROA
91.196.107.0/24 AS31477 NL RPKI valid
91.198.178.0/24 AS31477 NL RPKI valid
91.206.136.0/23 AS31477 NL RPKI valid
91.209.192.0/24 AS31477 NL No ROA
91.213.95.0/24 AS31477 NL No ROA
91.220.82.0/24 AS31477 NL No ROA
93.184.96.0/20 AS31477 NL Oosterwolde No ROA
185.80.245.0/24 AS31477 NL RPKI valid
185.80.246.0/24 AS31477 NL RPKI valid
185.134.65.0/24 AS31477 NL No ROA
185.180.96.0/22 AS31477 NL RPKI valid
185.180.96.0/24 AS31477 NL RPKI valid
193.9.23.0/24 AS31477 NL No ROA
193.138.248.0/22 AS31477 NL RPKI valid
193.138.248.0/24 AS31477 NL RPKI valid
193.138.250.0/24 AS31477 NL RPKI valid
193.164.144.0/24 AS31477 NL RPKI valid
193.177.163.0/24 AS31477 Martini Ziekenhuis NL No ROA
193.200.178.0/24 AS31477 NL No ROA
193.202.109.0/24 AS31477 NL No ROA
194.13.8.0/22 AS31477 NL RPKI valid
194.13.8.0/24 AS31477 NL RPKI valid
194.13.12.0/23 AS31477 NL Groningen RPKI valid
194.13.14.0/24 AS31477 NL RPKI valid
195.137.165.0/24 AS31477 NL No ROA
195.137.169.0/24 AS31477 NL Groningen RPKI valid
2001:678:2b4::/48 AS31477 NL RPKI valid
2001:678:750::/48 AS31477 NL RPKI valid
2001:678:d0c::/48 AS31477 NL RPKI valid
2001:67c:6b8::/48 AS31477 NL No ROA
2a00:70c0::/48 AS31477 NL No ROA
2a01:1b0::/32 AS31477 NL RPKI valid
2a07:3501:1020::/48 AS31477 NL RPKI valid
2a07:3505:80::/44 AS31477 NL No ROA
2a07:3505:81::/48 AS31477 NL No ROA
2a0b:6d80::/29 AS31477 NL RPKI valid
2a0e:7280::/29 AS31477 NL RPKI valid

Origin AS

Details →
AS
AS31477
Name
Duocast BV
Website
http://www.duocast.nl
Prefixes
43 IPv4 · 12 IPv6
Peers
12 (2 Upstreams)

Approximate location

GeoLite2

External links

RIPEstat bgp.tools Hurricane Electric IRR Explorer Looking Glass JSON API