HomeASN LookupAS51100

AS51100

🇬🇧

Kier Kier LtdORG-KL233-RIPE

RIPENCCallocated
Announced Prefixes (BGP)
7total
7 IPv40 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)3,072
Announced (BGP)2,560
IPv6 Addresses ⓘ
Allocated (RIR)1.2×10^30
Announced (BGP)0
Prefix Limit (IPv4)
20
Prefix Limit (IPv6)
5
Country
🇬🇧 GB
RIR
RIPENCC
Status
allocated
Allocated
1/4/2018

Announced Prefixes

(BGP)7
|
Prefix
RPKI
IRR
Last Seen
91.195.112.0/23
No ROA
RIPE
5/25/2026
91.195.112.0/24
No ROA
RIPE
5/25/2026
91.195.113.0/24
No ROA
RIPE
5/25/2026
185.239.164.0/23
No ROA
RIPE
5/25/2026
185.239.166.0/23
No ROA—5/25/2026
185.239.166.0/24
No ROA
RIPE
5/25/2026
185.239.167.0/24
No ROA
RIPE
5/25/2026

Allocated Prefixes

(RIR)10
Prefix
Country
RIR
Status
91.195.112.0/23🇬🇧 GBRIPENCCallocated
91.195.112.0/24🇬🇧 GBRIPEassigned
91.195.113.0/24🇬🇧 GBRIPEassigned
185.239.164.0/22🇬🇧 GBRIPENCCallocated
185.239.164.0/23🇬🇧 GBRIPEassigned
185.239.166.0/24🇬🇧 GBRIPEassigned
185.239.167.0/24🇬🇧 GBRIPEassigned
2a0c:5f80::/29🇬🇧 GBRIPENCCallocated
2a0c:5f80::/30🇬🇧 GBRIPEassigned
2a0c:5f84::/30🇬🇧 GBRIPEassigned
ASPA
No ASPA
Abuse Contact
External Links
RIPE WhoisHurricane Electric BGPRIPEstatPeeringDB
API
Open
GEThttps://api.ipctl.io/v1/asn/51100

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/51100" | jq