ResearchRouting table, RPKI, IRR & looking glass

AS140979 China Unicom Shanghai FuTe IDC network

AS140979 (UNICOM-SHFT-IDC) is registered to China Unicom Shanghai FuTe IDC network in CN. It originates 193 prefixes in the global routing table.

188
IPv4 prefixes
5
IPv6 prefixes
56,832
IPv4 addresses
100%
RPKI valid
Registration

Who holds AS140979

Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.

AS number
AS140979
Handle
UNICOM-SHFT-IDC
Organization
China Unicom Shanghai FuTe IDC network
Country
CN
ASPA
None published
Routing

What AS140979 announces

Prefixes originated by AS140979 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
188
IPv6 prefixes
5
IPv4 addresses
56,832 (222 /24s)
RPKI valid
193 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS140979
194
With an IRR route object
93 48%
Prefixes

Announced prefixes

Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.

IPv4 (188)
43.250.144.0/2358.246.163.0/2458.246.220.0/2258.247.204.0/2258.247.212.0/22112.64.235.0/24112.64.236.0/24112.64.237.0/24112.65.192.0/24112.65.193.0/24112.65.194.0/24112.65.195.0/24116.128.128.0/24116.128.129.0/24116.128.130.0/24116.128.131.0/24116.128.132.0/24116.128.133.0/24116.128.134.0/24116.128.135.0/24116.128.136.0/24116.128.137.0/24116.128.138.0/24116.128.139.0/24116.128.140.0/24116.128.141.0/24116.128.142.0/24116.128.143.0/24116.128.144.0/24116.128.145.0/24116.128.146.0/24116.128.147.0/24116.128.148.0/24116.128.150.0/24116.128.151.0/24116.128.152.0/24116.128.153.0/24116.128.154.0/24116.128.155.0/24116.128.156.0/24116.128.157.0/24116.128.158.0/24116.128.159.0/24116.128.160.0/24116.128.161.0/24116.128.162.0/24116.128.163.0/24116.128.164.0/24116.128.165.0/24116.128.166.0/24116.128.167.0/24116.128.168.0/24116.128.169.0/24116.128.170.0/24116.128.171.0/24116.128.172.0/24116.128.173.0/24116.128.174.0/24116.128.175.0/24116.128.176.0/24116.128.177.0/24116.128.178.0/24116.128.179.0/24116.128.180.0/24116.128.181.0/24116.128.182.0/24116.128.183.0/24116.128.184.0/24116.128.185.0/24116.128.186.0/24116.128.187.0/24116.128.188.0/24140.206.160.0/24140.206.161.0/24140.206.162.0/24140.206.163.0/24140.206.164.0/24140.206.165.0/24140.206.166.0/24140.207.26.0/24140.207.27.0/24140.207.28.0/24140.207.54.0/24140.207.55.0/24140.207.56.0/24140.207.57.0/24140.207.58.0/24140.207.59.0/24140.207.64.0/24140.207.65.0/24140.207.66.0/24140.207.67.0/24140.207.68.0/24140.207.71.0/24140.207.118.0/24140.207.119.0/24140.207.120.0/24140.207.121.0/24140.207.122.0/24140.207.123.0/24140.207.124.0/24140.207.125.0/24140.207.126.0/24140.207.127.0/24140.207.128.0/24140.207.129.0/24140.207.176.0/24140.207.177.0/24140.207.178.0/24140.207.179.0/24140.207.180.0/24140.207.181.0/24140.207.182.0/24140.207.183.0/24140.207.184.0/24140.207.185.0/24140.207.186.0/24140.207.187.0/24140.207.188.0/24140.207.189.0/24
Show 68 more
140.207.191.0/24210.22.240.0/24210.22.241.0/24210.22.242.0/24210.22.243.0/24210.22.244.0/24210.22.245.0/24210.22.246.0/24210.22.247.0/24210.51.44.0/24211.95.32.0/24220.196.5.0/24220.196.6.0/24220.196.80.0/23220.196.128.0/24220.196.129.0/24220.196.130.0/24220.196.131.0/24220.196.132.0/24220.196.133.0/24220.196.134.0/24220.196.135.0/24220.196.136.0/24220.196.137.0/24220.196.138.0/24220.196.139.0/24220.196.140.0/24220.196.141.0/24220.196.142.0/24220.196.143.0/24220.196.144.0/24220.196.145.0/24220.196.146.0/24220.196.147.0/24220.196.148.0/24220.196.149.0/24220.196.150.0/24220.196.151.0/24220.196.152.0/24220.196.153.0/24220.196.154.0/24220.196.155.0/24220.196.156.0/24220.196.157.0/24220.196.158.0/24220.196.159.0/24220.196.160.0/24220.196.161.0/24220.196.196.0/22220.248.42.0/23220.248.42.0/24223.166.64.0/23223.166.150.0/23223.166.152.0/22223.166.173.0/24223.166.222.0/24223.166.252.0/22223.167.80.0/24223.167.81.0/24223.167.82.0/24223.167.83.0/24223.167.104.0/24223.167.152.0/22223.167.156.0/23223.167.222.0/23223.167.238.0/23223.167.240.0/22223.167.252.0/22
IPv6 (5)
2408:8000:9ffd::/482408:80f1:20::/442408:80f1:30::/442408:870c:160::/442408:870c:4000::/44

RPKI valid   RPKI invalid   no ROA covers it

Neighbors

Who AS140979 is reached through

The AS just before AS140979 in the paths our looking glass collectors hold, for 60 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

AS4837 CHINA169-Backbone 60
IRR

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.

Sourceas-nameMaintained by
APNICUNICOM-SHFT-IDCAPNIC-HM

Route objects with origin AS140979: APNIC 119

as-sets that list AS140979 (3)
AS-RESEARCH-CN-CHINAUNICOMAS4837:AS-CNCGROUPAS4837:AS-CUGROUP
Tools

Check AS140979 live

ASN lookup and WHOISRPKI validatorASPA validatorIRR lookup