ResearchRouting table, RPKI, IRR & looking glass

AS9924 Taiwan Fixed Network, Telco and Network Service Provider.

AS9924 (TFN-TW) is registered to Taiwan Fixed Network, Telco and Network Service Provider. in TW. It originates 558 prefixes in the global routing table.

548
IPv4 prefixes
10
IPv6 prefixes
1,892,096
IPv4 addresses
98%
RPKI valid
Registration

Who holds AS9924

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

AS number
AS9924
Handle
TFN-TW
Organization
Taiwan Fixed Network, Telco and Network Service Provider.
Country
TW
ASPA
None published
Routing

What AS9924 announces

Prefixes originated by AS9924 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
548
IPv6 prefixes
10
IPv4 addresses
1,892,096 (7,391 /24s)
RPKI valid
550 98%
RPKI invalid
0
RPKI not found
8
ROAs naming AS9924
186
With an IRR route object
497 89%
Prefixes

Announced prefixes

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

IPv4 (548)
2.18.16.0/232.21.16.0/2223.202.124.0/2223.212.60.0/2443.240.24.0/2249.214.0.0/1549.214.0.0/1649.215.0.0/1649.216.0.0/1449.216.0.0/1649.217.0.0/1649.218.0.0/1649.219.0.0/1660.198.0.0/1660.198.0.0/1760.198.31.0/2460.198.64.0/1860.198.128.0/1760.198.128.0/2060.198.144.0/2160.198.160.0/1960.198.240.0/2060.199.0.0/1660.199.0.0/1860.199.1.0/2460.199.2.0/2460.199.3.0/2460.199.4.0/2460.199.5.0/2460.199.6.0/2460.199.7.0/2460.199.8.0/2460.199.9.0/2460.199.10.0/2460.199.11.0/2460.199.12.0/2460.199.13.0/2460.199.14.0/2460.199.15.0/2460.199.16.0/2460.199.17.0/2460.199.18.0/2460.199.19.0/2460.199.20.0/2460.199.21.0/2460.199.22.0/2460.199.23.0/2460.199.24.0/2460.199.25.0/2460.199.26.0/2460.199.27.0/2460.199.29.0/2460.199.30.0/2460.199.31.0/2460.199.45.0/2460.199.46.0/2460.199.47.0/2460.199.48.0/2160.199.49.0/2460.199.64.0/1960.199.96.0/2060.199.104.0/2460.199.105.0/2460.199.106.0/2460.199.107.0/2460.199.108.0/2460.199.109.0/2460.199.110.0/2460.199.111.0/2460.199.112.0/2060.199.117.0/2460.199.118.0/2460.199.119.0/2460.199.120.0/2360.199.128.0/1760.199.128.0/1860.199.128.0/2360.199.128.0/2460.199.129.0/2460.199.130.0/2460.199.131.0/2460.199.132.0/2460.199.133.0/2460.199.134.0/2460.199.135.0/2460.199.136.0/2460.199.137.0/2460.199.138.0/2460.199.139.0/2460.199.140.0/2360.199.140.0/2460.199.141.0/2460.199.142.0/2360.199.142.0/2460.199.143.0/2460.199.144.0/2460.199.145.0/2460.199.147.0/2460.199.148.0/2360.199.149.0/2460.199.150.0/2360.199.150.0/2460.199.151.0/2460.199.152.0/2460.199.153.0/2460.199.154.0/2460.199.155.0/2460.199.156.0/2460.199.157.0/2460.199.158.0/2460.199.159.0/2460.199.160.0/1960.199.160.0/2360.199.161.0/2460.199.162.0/2460.199.163.0/2460.199.164.0/2460.199.165.0/2460.199.166.0/2360.199.166.0/24
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60.199.167.0/2460.199.168.0/2460.199.169.0/2460.199.170.0/2460.199.171.0/2460.199.172.0/2460.199.173.0/2460.199.174.0/2460.199.176.0/2460.199.178.0/2360.199.178.0/2460.199.179.0/2460.199.180.0/2460.199.183.0/2460.199.184.0/2460.199.185.0/2460.199.186.0/2460.199.188.0/2460.199.190.0/2460.199.191.0/2460.199.192.0/1860.199.192.0/2360.199.192.0/2460.199.193.0/2460.199.194.0/2460.199.195.0/2460.199.196.0/2360.199.196.0/2460.199.197.0/2460.199.198.0/2460.199.199.0/2460.199.200.0/2460.199.201.0/2460.199.202.0/2460.199.203.0/2460.199.204.0/2360.199.205.0/2460.199.206.0/2460.199.207.0/2460.199.208.0/2460.199.209.0/2460.199.211.0/2460.199.212.0/2460.199.213.0/2460.199.214.0/2360.199.214.0/2460.199.216.0/2460.199.217.0/2460.199.218.0/2460.199.219.0/2460.199.220.0/2460.199.221.0/2460.199.222.0/2460.199.223.0/2460.199.224.0/2460.199.226.0/2460.199.228.0/2460.199.229.0/2460.199.230.0/2460.199.231.0/2460.199.232.0/2360.199.232.0/2460.199.234.0/2460.199.235.0/2460.199.236.0/2460.199.239.0/2460.199.240.0/2460.199.241.0/2460.199.242.0/2460.199.243.0/2460.199.244.0/2460.199.246.0/2460.199.247.0/2460.199.249.0/2460.199.250.0/2460.199.251.0/2460.199.252.0/2460.199.254.0/2461.30.0.0/1661.30.0.0/1861.30.0.0/2161.30.8.0/2361.30.18.0/2361.30.34.0/2361.30.36.0/2261.30.64.0/1861.30.64.0/2161.30.72.0/2261.30.76.0/2361.30.114.0/2361.30.116.0/2361.30.128.0/2161.30.136.0/2261.30.152.0/2161.30.176.0/2161.30.184.0/2361.30.190.0/2361.30.192.0/1861.30.202.0/2361.30.204.0/2261.30.232.0/2161.30.232.0/2461.30.233.0/2461.30.234.0/2461.30.235.0/2461.30.236.0/2461.30.237.0/2461.30.238.0/2461.30.239.0/2461.31.0.0/1661.31.25.0/2461.31.26.0/2361.31.28.0/2461.31.32.0/2161.31.51.0/2461.31.96.0/1961.31.128.0/1961.31.160.0/1961.31.192.0/1961.31.192.0/2461.31.193.0/2461.31.194.0/2461.31.195.0/2461.31.196.0/2461.31.197.0/2461.31.198.0/2461.31.199.0/2461.31.200.0/2261.31.200.0/2361.31.200.0/2461.31.201.0/2461.31.202.0/2461.31.203.0/2461.31.204.0/2461.31.205.0/2461.31.206.0/2461.31.207.0/2461.31.209.0/2461.31.213.0/2461.31.221.0/2461.31.224.0/2061.31.224.0/2461.31.225.0/2461.31.226.0/2461.31.227.0/2461.31.228.0/2461.31.229.0/2461.31.230.0/2461.31.231.0/2461.31.232.0/2461.31.234.0/2461.31.235.0/2461.31.236.0/2461.31.237.0/2461.31.238.0/2461.31.239.0/2461.57.0.0/1961.60.240.0/2061.60.240.0/2161.60.248.0/21103.123.188.0/22103.123.188.0/23103.123.190.0/24103.129.176.0/22103.129.176.0/24103.129.178.0/24103.224.132.0/22103.224.135.0/24124.8.0.0/14124.8.0.0/16124.8.0.0/17124.8.128.0/17124.9.0.0/16124.9.0.0/17124.9.32.0/20124.9.56.0/21124.9.56.0/23124.9.60.0/23124.9.61.0/24124.9.62.0/24124.9.63.0/24124.9.64.0/18124.9.64.0/19124.9.64.0/20124.9.80.0/20124.9.96.0/19124.9.128.0/17124.10.0.0/16124.10.0.0/17124.10.128.0/17124.11.0.0/16124.11.0.0/17124.11.128.0/17124.12.0.0/16124.12.0.0/17124.12.128.0/17124.108.128.0/19124.108.128.0/23124.108.128.0/24124.108.129.0/24124.108.132.0/24124.108.133.0/24124.108.134.0/24124.108.135.0/24124.108.142.0/24124.108.144.0/20124.108.146.0/24124.108.147.0/24124.108.160.0/19124.108.160.0/20124.108.168.0/24124.108.169.0/24124.108.170.0/24124.108.171.0/24124.108.176.0/20124.108.176.0/23175.96.0.0/14175.96.0.0/16175.96.0.0/17175.96.128.0/17175.97.0.0/16175.97.0.0/17175.97.128.0/17175.98.0.0/16175.98.0.0/17175.98.0.0/18175.98.64.0/19175.98.100.0/24175.98.128.0/17175.98.186.0/24175.98.208.0/24175.98.221.0/24175.99.0.0/16175.99.0.0/18175.99.64.0/18175.99.64.0/24175.99.65.0/24175.99.66.0/23175.99.66.0/24175.99.67.0/24175.99.68.0/24175.99.69.0/24175.99.70.0/24175.99.71.0/24175.99.72.0/24175.99.73.0/24175.99.74.0/24175.99.75.0/24175.99.76.0/24175.99.77.0/24175.99.78.0/24175.99.79.0/24175.99.80.0/24175.99.81.0/24175.99.82.0/24175.99.83.0/24175.99.84.0/24175.99.85.0/24175.99.86.0/24175.99.87.0/24175.99.88.0/24175.99.89.0/24175.99.90.0/24175.99.91.0/24175.99.92.0/24175.99.93.0/24175.99.94.0/23175.99.95.0/24175.99.112.0/22175.99.120.0/24175.99.123.0/24175.99.126.0/24175.99.128.0/18175.99.192.0/18180.92.0.0/20180.92.0.0/21180.92.8.0/21202.132.0.0/19202.132.32.0/19202.132.64.0/19202.132.96.0/19202.132.128.0/19202.132.160.0/19202.132.192.0/19202.132.224.0/19202.145.32.0/19202.145.64.0/18202.145.128.0/17202.145.199.0/24203.65.160.0/19203.65.172.0/24203.65.174.0/24203.65.231.0/24203.65.232.0/24203.77.37.0/24203.77.70.0/24203.105.224.0/19203.211.0.0/19203.211.2.0/24203.211.4.0/24203.211.5.0/24203.211.7.0/24203.211.9.0/24210.17.0.0/17210.17.0.0/22210.17.4.0/24210.17.5.0/24210.17.6.0/24210.17.7.0/24210.17.8.0/24210.17.11.0/24210.17.12.0/24210.17.13.0/24210.17.14.0/24210.17.15.0/24210.17.16.0/24210.17.17.0/24210.17.18.0/24210.17.19.0/24210.17.20.0/24210.17.21.0/24210.17.22.0/24210.17.23.0/24210.17.24.0/24210.17.28.0/24210.17.30.0/23210.17.30.0/24210.17.35.0/24210.17.38.0/23210.17.38.0/24210.17.39.0/24210.17.40.0/21210.17.53.0/24210.17.55.0/24210.17.56.0/23210.17.63.0/24210.17.64.0/21210.17.72.0/24210.17.75.0/24210.17.76.0/22210.17.80.0/20210.17.85.0/24210.17.92.0/24210.17.96.0/22210.17.96.0/24210.17.100.0/23210.17.100.0/24210.17.101.0/24210.17.102.0/24210.17.103.0/24210.17.104.0/21210.17.112.0/20210.62.0.0/18210.62.32.0/19210.62.192.0/19210.63.128.0/19210.63.152.0/24210.63.160.0/19210.67.144.0/20210.67.160.0/19210.67.192.0/19210.192.0.0/18210.192.0.0/19210.192.32.0/19210.192.128.0/17210.192.128.0/19210.192.160.0/19210.192.192.0/19210.192.224.0/19210.208.96.0/19210.208.192.0/18210.243.64.0/19210.243.96.0/19211.78.208.0/20211.78.208.0/22211.78.208.0/24211.78.211.0/24211.78.212.0/23211.78.213.0/24211.78.214.0/24211.78.215.0/24211.78.217.0/24211.78.218.0/24211.78.219.0/24211.78.222.0/24211.79.0.0/19219.80.0.0/15219.80.0.0/17219.80.0.0/19219.80.32.0/21219.80.32.0/23219.80.96.0/20219.80.128.0/19219.80.160.0/19219.80.192.0/18219.80.192.0/19219.80.216.0/24219.80.224.0/19219.80.248.0/21219.81.64.0/18219.81.64.0/20219.81.72.0/21219.81.80.0/21219.81.88.0/22219.81.88.0/23219.81.128.0/19219.81.160.0/19219.81.192.0/19219.81.224.0/19219.86.0.0/15219.86.0.0/17219.86.80.0/21219.86.88.0/23219.86.96.0/20219.86.128.0/17219.86.143.0/24219.86.255.0/24219.87.0.0/17219.87.5.0/24219.87.23.0/24219.87.82.0/24219.87.128.0/17219.87.128.0/18219.87.132.0/24219.87.147.0/24219.87.152.0/24219.87.192.0/18219.87.248.0/21
IPv6 (10)
2001:c50::/322001:4540::/272001:4541:9000::/362001:4546:1001::/482001:4546:1002::/482001:454c::/322001:454e::/322001:454e:aab0::/482001:454e:c010::/482403:82c0::/32

RPKI valid   RPKI invalid   no ROA covers it

Neighbors

Who AS9924 is reached through

The AS just before AS9924 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.

AS3491 PCCWG-APAC-HK 53AS6939 HURRICANE 22AS9505 TWGATE-AP 8AS9002 RETN-AS 2AS2914 NTT-DATA-2914 1AS4637 ASN-TELSTRA-GLOBAL 1
IRR

Routing registry objects

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

Sourceas-nameMaintained by
APNICTFN-TWMAINT-TW-TWNIC
NTTCOMTFN-NETMAINT-AS9924
RADBTFN-NETMAINT-AS9924

Route objects with origin AS9924: RADB 2,281 · NTTCOM 952 · ARIN 2 · RIPE 2 · LEVEL3 1

as-sets that list AS9924 (37)
AS-10099AS-63529-AS-IMPORT-AS9505AS-ANC-CUSTOMER-PROXY-REGISTERAS-ANY2-RSAS-CAIS6AS-CTBC-CUSTOMERS65AS-EBIX-TRANSITAS-FLAGPAS-FLAGTAS-HKIXAS-IIJAS-KDDCUSTOMER2AS-LEVEL3-ORIGINS-NAAS-LUMEN-CUSTOMERS-ASNSAS-REACH-CUSTOMERSAS-RETN-ACTUAL-V4AS-RETN-ACTUAL-V6AS-SINGTELAS-TELSTRA-INTL-CUSTOMERSAS-TFN-TRANSIT-TESTAS-TFN-TRANSIT1AS-TFN-TRANSIT2AS-TRANSROUTE-SPECAS-TWIGAS13030:AS-PEERSAS199746:AS-BLACKLISTAS204464:AS-BLACKLISTAS207468:AS-TWAS2497:AS-IIJAS3491:AS-CUSTOMERS-APAS3491:AS-CUSTOMERS-NAAS3491:AS-CUSTOMERS-TESTAS58453:AS-ASIAASCUSTAS58453:AS-ASIATESTAS58453:AS-ASIATEST2AS63529:AS-63529-AS-IMPORT-AS9505AS7575:AS-PEER
Tools

Check AS9924 live

ASN lookup and WHOISRPKI validatorASPA validatorIRR lookup