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thenetworkery

ASN & BGP prefix lookup

Origin AS, visibility, RPKI validity, upstreams and announced prefixes from the global routing table.

AS number, IP address or prefix

AS133111 · 

curl -s "https://thenetworkery.com/api/v1/bgp?query=AS133111"
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All checks passed

  • Pass

    AS133111 announces 8 IPv4 and 3 IPv6 prefixes.

AS numberAS133111
HolderCNT-northChina - CERNET New Technology Co., Ltd
Registry blockAssigned by APNIC
Neighbours11
Prefixes announced11

Upstreams and peers seen to the left

AS23910 AS4538 AS9808

Announced prefixes

42.201.32.0/19 42.201.33.0/24 42.201.60.0/23 42.201.62.0/23 42.245.192.0/18 42.245.221.0/24 43.252.48.0/24 103.81.200.0/22 240d:4000::/21 2400:a980::/29 2403:a200:9999::/48
Allocation
Registry (RIR)APNIC
CountryChina (CN)
Delegated on2013-10-08
StatusAllocated
Delegated rangeAS133111

Source: RIR delegation data, updated daily. The country is where the range was registered, not necessarily where it is used.

Open in PeeringDB lookup · WHOIS / RDAP lookup

Source: RIPEstat (RIPE NCC RIS)