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HomeAll IP Ranges203.0.0.0/8203.6.0.0/16
65,536 routable17 ASes
/16 subnet

203.6.0.0/16

Where this subnet is, who announces it, and what our databases hold in it. Below, every /24 inside it; open one for its addresses.

203.5.0.0/16203.7.0.0/16
65,536
routable addresses
65,536
geolocated
5
countries
17
announcing ASes
44
announced prefixes
599
anonymous addresses

Where it is

Addresses IP Geolocation places in each country, as a share of those it places.

  1. Australia56,832 · 86.72%
  2. China6,912 · 10.55%
  3. Pakistan1,024 · 1.56%
  4. Indonesia512 · 0.78%
  5. United States256 · 0.39%

Who announces it

Each /24 counted for the AS announcing most of it, as a share of the routable addresses.

  1. AS7474SingTel Optus Pty Ltd14,592 · 22.27%
  2. AS18431Department of Foreign Affairs and Trade7,680 · 11.72%
  3. AS9466UUNET Japan Limited6,400 · 9.77%
  4. AS58519Cloud Computing Corporation4,096 · 6.25%
  5. AS18220Australian Defence Organisation2,304 · 3.52%
  6. AS7575Australian Academic and Research Network (AARNet)1,536 · 2.34%
  7. AS135003Multan Cable & Internet Services (Pvt) Ltd1,024 · 1.56%
  8. AS1221Telstra Limited512 · 0.78%
  9. AS2764AAPT Limited512 · 0.78%
  10. AS55684Universitas Sebelas Maret512 · 0.78%

What the databases see

Addresses each address-keyed database holds in this block, as a share of its routable addresses. Counts overlap: one address can be in several.

Announced prefixes

Every prefix inside this block that BGP Route saw announced, with its origin and RPKI status.

44 prefixes
PREFIXORIGINCOUNTRYRPKIPEERSFIRST SEEN
203.6.0.0/18AS7474SingTel Optus Pty LtdAustraliaValid172026-10-02
203.6.8.0/22AS7575Australian Academic and Research Network (AARNet)AustraliaValid192026-10-02
203.6.31.0/24AS9466UUNET Japan LimitedAustraliaValid172026-10-02
203.6.32.0/24AS9466UUNET Japan LimitedAustraliaValid172026-10-02
203.6.33.0/24AS9466UUNET Japan LimitedAustraliaValid172026-10-02
203.6.36.0/22AS9466UUNET Japan LimitedAustraliaValid172026-10-02
203.6.64.0/21AS9466UUNET Japan LimitedAustraliaValid172026-10-02
203.6.66.0/24AS209242Cloudflare London, LLCAustraliaValid182026-10-02
203.6.72.0/21AS9466UUNET Japan LimitedAustraliaValid172026-10-02
203.6.74.0/24AS209242Cloudflare London, LLCAustraliaValid182026-10-02
203.6.100.0/22AS18220Australian Defence OrganisationAustraliaValid172026-10-02
203.6.104.0/22AS18220Australian Defence OrganisationAustraliaValid172026-10-02
203.6.114.0/24AS18220Australian Defence OrganisationAustraliaValid172026-10-02
203.6.118.0/24AS9466UUNET Japan LimitedAustraliaValid172026-10-02
203.6.119.0/24AS9466UUNET Japan LimitedAustraliaValid172026-10-02
203.6.120.0/24AS9466UUNET Japan LimitedAustraliaValid172026-10-02
203.6.121.0/24AS9466UUNET Japan LimitedAustraliaValid172026-10-02
203.6.127.0/24AS1221Telstra LimitedAustraliaValid172026-10-02
203.6.137.0/24AS2764AAPT LimitedAustraliaNot found172026-10-02
203.6.141.0/24AS56132Monash University,AustraliaValid192026-10-02
203.6.143.0/24AS2764AAPT LimitedAustraliaNot found172026-10-02
203.6.144.0/23AS7575Australian Academic and Research Network (AARNet)AustraliaValid192026-10-02
203.6.146.0/23AS136572Office of The Chief Information Officer (OCIO)AustraliaNot found172026-10-02
203.6.148.0/24AS55684Universitas Sebelas MaretIndonesiaNot found172026-10-02
203.6.149.0/24AS55684Universitas Sebelas MaretIndonesiaNot found172026-10-02
203.6.160.0/19AS18431Department of Foreign Affairs and TradeAustraliaNot found172026-10-02
203.6.170.0/24AS18431Department of Foreign Affairs and TradeAustraliaNot found172026-10-02
203.6.171.0/24AS1221Telstra LimitedAustraliaNot found172026-10-02
203.6.172.0/24AS7474SingTel Optus Pty LtdAustraliaNot found172026-10-02
203.6.185.0/24AS18431Department of Foreign Affairs and TradeAustraliaNot found172026-10-02
203.6.189.0/24AS18431Department of Foreign Affairs and TradeAustraliaNot found172026-10-02
203.6.190.0/24AS18431Department of Foreign Affairs and TradeAustraliaNot found172026-10-02
203.6.208.0/24AS135003Multan Cable & Internet Services (Pvt) LtdPakistanValid172026-10-02
203.6.209.0/24AS135003Multan Cable & Internet Services (Pvt) LtdPakistanValid172026-10-02
203.6.210.0/24AS135003Multan Cable & Internet Services (Pvt) LtdPakistanValid172026-10-02
203.6.211.0/24AS135003Multan Cable & Internet Services (Pvt) LtdPakistanValid172026-10-02
203.6.217.0/24AS7474SingTel Optus Pty LtdAustraliaNot found172026-10-02
203.6.222.0/24AS7474SingTel Optus Pty LtdAustraliaNot found172026-10-02
203.6.223.0/24AS7474SingTel Optus Pty LtdAustraliaNot found172026-10-02
203.6.224.0/20AS58519Cloud Computing CorporationChinaValid172026-10-02
203.6.241.0/24AS4764Aussie Fibre Pty LtdAustraliaValid172026-10-02
203.6.246.0/24AS45475Amuri NetAustraliaNot found182026-10-02
203.6.250.0/24AS24436University of QueenslandAustraliaValid182026-10-02
203.6.251.0/24AS24476Rural PressAustraliaNot found172026-10-02

Every /24 inside it

203.6.0.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.1.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.2.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.3.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.4.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.5.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.6.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.7.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.8.0/24AustraliaAS7575Australian Academic and Research Network (AARNet)000.00%
203.6.9.0/24AustraliaAS7575Australian Academic and Research Network (AARNet)000.00%
203.6.10.0/24AustraliaAS7575Australian Academic and Research Network (AARNet)000.00%
203.6.11.0/24AustraliaAS7575Australian Academic and Research Network (AARNet)000.00%
203.6.12.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.13.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.14.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.15.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.16.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.17.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.18.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.19.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.20.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.21.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.22.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.23.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.24.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.25.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.26.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.27.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.28.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.29.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.30.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.31.0/24AustraliaAS9466UUNET Japan Limited000.00%
203.6.32.0/24AustraliaAS9466UUNET Japan Limited000.00%
203.6.33.0/24AustraliaAS9466UUNET Japan Limited000.00%
203.6.34.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.35.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.36.0/24AustraliaAS9466UUNET Japan Limited000.00%
203.6.37.0/24AustraliaAS9466UUNET Japan Limited000.00%
203.6.38.0/24AustraliaAS9466UUNET Japan Limited000.00%
203.6.39.0/24AustraliaAS9466UUNET Japan Limited000.00%
203.6.40.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.41.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.42.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.43.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.44.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.45.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.46.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.47.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.48.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.49.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.50.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.51.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.52.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.53.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.54.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.55.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.56.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.57.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.58.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.59.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.60.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.61.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.62.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.63.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.64.0/24AustraliaAS9466UUNET Japan Limited000.00%
203.6.65.0/24AustraliaAS9466UUNET Japan Limited000.00%
203.6.66.0/24AustraliaAS209242Cloudflare London, LLC100.39%
203.6.67.0/24AustraliaAS9466UUNET Japan Limited000.00%
203.6.68.0/24AustraliaAS9466UUNET Japan Limited803.13%
203.6.69.0/24AustraliaAS9466UUNET Japan Limited301.17%
203.6.70.0/24AustraliaAS9466UUNET Japan Limited000.00%
203.6.71.0/24AustraliaAS9466UUNET Japan Limited000.00%
203.6.72.0/24AustraliaAS9466UUNET Japan Limited000.00%
203.6.73.0/24AustraliaAS9466UUNET Japan Limited000.00%
203.6.74.0/24AustraliaAS209242Cloudflare London, LLC000.00%
203.6.75.0/24AustraliaAS9466UUNET Japan Limited000.00%
203.6.76.0/24AustraliaAS9466UUNET Japan Limited1204.69%
203.6.77.0/24AustraliaAS9466UUNET Japan Limited000.00%
203.6.78.0/24AustraliaAS9466UUNET Japan Limited000.00%
203.6.79.0/24AustraliaAS9466UUNET Japan Limited000.00%
203.6.80.0/24Australia—000.00%
203.6.81.0/24Australia—000.00%
203.6.82.0/24Australia—000.00%
203.6.83.0/24Australia—000.00%
203.6.84.0/24Australia—000.00%
203.6.85.0/24Australia—000.00%
203.6.86.0/24Australia—000.00%
203.6.87.0/24Australia—000.00%
203.6.88.0/24Australia—000.00%
203.6.89.0/24Australia—000.00%
203.6.90.0/24Australia—000.00%
203.6.91.0/24Australia—000.00%
203.6.92.0/24Australia—000.00%
203.6.93.0/24Australia—000.00%
203.6.94.0/24Australia—000.00%
203.6.95.0/24Australia—000.00%
203.6.96.0/24Australia—000.00%
203.6.97.0/24Australia—000.00%
203.6.98.0/24Australia—000.00%
203.6.99.0/24Australia—000.00%
203.6.100.0/24AustraliaAS18220Australian Defence Organisation000.00%
203.6.101.0/24AustraliaAS18220Australian Defence Organisation000.00%
203.6.102.0/24AustraliaAS18220Australian Defence Organisation000.00%
203.6.103.0/24AustraliaAS18220Australian Defence Organisation000.00%
203.6.104.0/24AustraliaAS18220Australian Defence Organisation000.00%
203.6.105.0/24AustraliaAS18220Australian Defence Organisation000.00%
203.6.106.0/24AustraliaAS18220Australian Defence Organisation000.00%
203.6.107.0/24AustraliaAS18220Australian Defence Organisation000.00%
203.6.108.0/24Australia—000.00%
203.6.109.0/24Australia—000.00%
203.6.110.0/24Australia—000.00%
203.6.111.0/24Australia—000.00%
203.6.112.0/24Australia—000.00%
203.6.113.0/24Australia—000.00%
203.6.114.0/24AustraliaAS18220Australian Defence Organisation301.17%
203.6.115.0/24Australia—000.00%
203.6.116.0/24Australia—000.00%
203.6.117.0/24Australia—000.00%
203.6.118.0/24AustraliaAS9466UUNET Japan Limited602.34%
203.6.119.0/24AustraliaAS9466UUNET Japan Limited602.34%
203.6.120.0/24AustraliaAS9466UUNET Japan Limited100.39%
203.6.121.0/24AustraliaAS9466UUNET Japan Limited100.39%
203.6.122.0/24Australia—000.00%
203.6.123.0/24Australia—000.00%
203.6.124.0/24Australia—000.00%
203.6.125.0/24Australia—000.00%
203.6.126.0/24Australia—000.00%
203.6.127.0/24AustraliaAS1221Telstra Limited000.00%
203.6.128.0/24Australia—000.00%
203.6.129.0/24Australia—000.00%
203.6.130.0/24United States—000.00%
203.6.131.0/24China—000.00%
203.6.132.0/24Australia—000.00%
203.6.133.0/24Australia—000.00%
203.6.134.0/24Australia—000.00%
203.6.135.0/24Australia—000.00%
203.6.136.0/24China—000.00%
203.6.137.0/24AustraliaAS2764AAPT Limited301.17%
203.6.138.0/24China—000.00%
203.6.139.0/24China—000.00%
203.6.140.0/24Australia—000.00%
203.6.141.0/24AustraliaAS56132Monash University,000.00%
203.6.142.0/24China—000.00%
203.6.143.0/24AustraliaAS2764AAPT Limited301.17%
203.6.144.0/24AustraliaAS7575Australian Academic and Research Network (AARNet)401.56%
203.6.145.0/24AustraliaAS7575Australian Academic and Research Network (AARNet)000.00%
203.6.146.0/24AustraliaAS136572Office of The Chief Information Officer (OCIO)100.39%
203.6.147.0/24AustraliaAS136572Office of The Chief Information Officer (OCIO)000.00%
203.6.148.0/24IndonesiaAS55684Universitas Sebelas Maret1305.08%
203.6.149.0/24IndonesiaAS55684Universitas Sebelas Maret123048.05%
203.6.150.0/24China—000.00%
203.6.151.0/24China—000.00%
203.6.152.0/24Australia—000.00%
203.6.153.0/24Australia—000.00%
203.6.154.0/24Australia—000.00%
203.6.155.0/24Australia—000.00%
203.6.156.0/24Australia—000.00%
203.6.157.0/24China—000.00%
203.6.158.0/24Australia—000.00%
203.6.159.0/24China—000.00%
203.6.160.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.161.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.162.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.163.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.164.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.165.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.166.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.167.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.168.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.169.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.170.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.171.0/24AustraliaAS1221Telstra Limited000.00%
203.6.172.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.173.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.174.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.175.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.176.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.177.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.178.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.179.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.180.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.181.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.182.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.183.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.184.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.185.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.186.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.187.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.188.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.189.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.190.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.191.0/24AustraliaAS18431Department of Foreign Affairs and Trade000.00%
203.6.192.0/24Australia—000.00%
203.6.193.0/24Australia—000.00%
203.6.194.0/24Australia—000.00%
203.6.195.0/24Australia—000.00%
203.6.196.0/24Australia—000.00%
203.6.197.0/24Australia—000.00%
203.6.198.0/24Australia—000.00%
203.6.199.0/24Australia—000.00%
203.6.200.0/24Australia—000.00%
203.6.201.0/24Australia—000.00%
203.6.202.0/24Australia—000.00%
203.6.203.0/24Australia—000.00%
203.6.204.0/24Australia—000.00%
203.6.205.0/24Australia—000.00%
203.6.206.0/24Australia—000.00%
203.6.207.0/24Australia—000.00%
203.6.208.0/24PakistanAS135003Multan Cable & Internet Services (Pvt) Ltd140054.69%
203.6.209.0/24PakistanAS135003Multan Cable & Internet Services (Pvt) Ltd2409.38%
203.6.210.0/24PakistanAS135003Multan Cable & Internet Services (Pvt) Ltd2509.77%
203.6.211.0/24PakistanAS135003Multan Cable & Internet Services (Pvt) Ltd702.73%
203.6.212.0/24Australia—000.00%
203.6.213.0/24Australia—000.00%
203.6.214.0/24Australia—000.00%
203.6.215.0/24Australia—000.00%
203.6.216.0/24Australia—000.00%
203.6.217.0/24AustraliaAS7474SingTel Optus Pty Ltd100.39%
203.6.218.0/24Australia—000.00%
203.6.219.0/24Australia—000.00%
203.6.220.0/24Australia—000.00%
203.6.221.0/24Australia—000.00%
203.6.222.0/24AustraliaAS7474SingTel Optus Pty Ltd000.00%
203.6.223.0/24AustraliaAS7474SingTel Optus Pty Ltd401.56%
203.6.224.0/24ChinaAS58519Cloud Computing Corporation14256100.00%
203.6.225.0/24ChinaAS58519Cloud Computing Corporation17256100.00%
203.6.226.0/24ChinaAS58519Cloud Computing Corporation13256100.00%
203.6.227.0/24ChinaAS58519Cloud Computing Corporation16256100.00%
203.6.228.0/24ChinaAS58519Cloud Computing Corporation12256100.00%
203.6.229.0/24ChinaAS58519Cloud Computing Corporation12256100.00%
203.6.230.0/24ChinaAS58519Cloud Computing Corporation12256100.00%
203.6.231.0/24ChinaAS58519Cloud Computing Corporation14256100.00%
203.6.232.0/24ChinaAS58519Cloud Computing Corporation9256100.00%
203.6.233.0/24ChinaAS58519Cloud Computing Corporation14256100.00%
203.6.234.0/24ChinaAS58519Cloud Computing Corporation13256100.00%
203.6.235.0/24ChinaAS58519Cloud Computing Corporation14256100.00%
203.6.236.0/24ChinaAS58519Cloud Computing Corporation16256100.00%
203.6.237.0/24ChinaAS58519Cloud Computing Corporation10256100.00%
203.6.238.0/24ChinaAS58519Cloud Computing Corporation5256100.00%
203.6.239.0/24ChinaAS58519Cloud Computing Corporation17256100.00%
203.6.240.0/24Australia—000.00%
203.6.241.0/24AustraliaAS4764Aussie Fibre Pty Ltd000.00%
203.6.242.0/24Australia—000.00%
203.6.243.0/24Australia—000.00%
203.6.244.0/24Australia—000.00%
203.6.245.0/24Australia—000.00%
203.6.246.0/24AustraliaAS45475Amuri Net000.00%
203.6.247.0/24Australia—000.00%
203.6.248.0/24China—000.00%
203.6.249.0/24China—000.00%
203.6.250.0/24AustraliaAS24436University of Queensland000.00%
203.6.251.0/24AustraliaAS24476Rural Press200.78%
203.6.252.0/24Australia—000.00%
203.6.253.0/24Australia—000.00%
203.6.254.0/24Australia—000.00%
203.6.255.0/24Australia—000.00%
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