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AS numbers

AS18229 CtrlS Datacenters

AS18229 is operated by CtrlS Datacenters and registered with APNIC (IN) since 2005-04-06.

It announces 504 IPv4 and 22 IPv6 prefixes, 96% of them RPKI valid.

RIPE RIS sees 17 upstream and peer networks and 246 downstream networks next to it.

PeeringDB lists it as a Content network at 17 internet exchanges and 31 facilities. Its peering policy is open.

NameCtrlS Datacenters
Registry handleCTRLS-AS-IN
Registry (RIR)APNIC
CountryIndia (IN)
Delegated on2005-04-06
Network typeContent, Asia Pacific
Peering policyOpen
IRR as-setAPNIC::AS18229:AS-PEL
Prefixes (IPv4 / IPv6)504 / 22
RPKI valid96% (509 / 526)
Upstreams and peers17
Downstream networks246
Websitectrls.in

Routing health

  • AS18229 announces 504 IPv4 and 22 IPv6 prefixes.
  • 509 of 526 announced prefixes are RPKI valid.
  • 17 announced prefixes are not covered by a ROA of AS18229 (they may have none, or another network’s).
  • 17 upstreams and peers, 246 downstream networks seen.

For every check with the fix (IRR route objects, the RPKI state of each route, reverse DNS and the registration), run the full network report.

Announced prefixes 526

  • 36.255.3.0/24
  • 38.31.128.0/24
  • 38.31.129.0/24
  • 38.31.131.0/24
  • 38.31.132.0/24
  • 38.31.133.0/24
  • 38.31.134.0/24
  • 38.31.135.0/24
  • 38.31.136.0/24
  • 38.31.137.0/24
  • 38.31.138.0/24
  • 38.31.139.0/24
  • 38.31.140.0/24
  • 38.31.141.0/24
  • 38.31.142.0/24
  • 38.31.143.0/24
  • 38.31.144.0/24
  • 38.31.145.0/24
  • 38.31.146.0/24
  • 38.31.147.0/24
  • 38.31.148.0/24
  • 38.31.149.0/24
  • 38.31.150.0/24
  • 38.31.151.0/24
  • 38.31.152.0/24
  • 38.31.153.0/24
  • 38.31.154.0/24
  • 38.31.155.0/24
  • 38.31.156.0/24
  • 38.31.157.0/24
  • 38.31.158.0/24
  • 38.31.159.0/24
  • 38.31.160.0/24
  • 38.31.161.0/24
  • 38.31.162.0/24
  • 38.31.163.0/24
  • 38.31.164.0/24
  • 38.31.165.0/24
  • 38.31.166.0/24
  • 38.31.167.0/24
  • 38.31.168.0/24
  • 38.31.169.0/24
  • 38.31.170.0/24
  • 38.31.171.0/24
  • 38.31.172.0/24
  • 38.31.173.0/24
  • 38.31.174.0/24
  • 38.31.175.0/24
  • 38.31.176.0/24
  • 38.31.177.0/24
  • 38.31.178.0/24
  • 38.31.179.0/24
  • 38.31.180.0/24
  • 38.31.181.0/24
  • 38.31.182.0/24
  • 38.31.183.0/24
  • 38.31.184.0/24
  • 38.31.185.0/24
  • 38.31.186.0/24
  • 38.31.187.0/24
  • 38.31.188.0/24
  • 38.31.189.0/24
  • 38.31.190.0/24
  • 38.31.191.0/24
  • 38.31.192.0/24
  • 38.31.193.0/24
  • 38.31.194.0/24
  • 38.31.195.0/24
  • 38.31.196.0/24
  • 38.31.197.0/24
  • 38.31.198.0/24
  • 38.31.199.0/24
  • 38.31.200.0/24
  • 38.31.201.0/24
  • 38.31.202.0/24
  • 38.31.203.0/24
  • 38.31.204.0/24
  • 38.31.205.0/24
  • 38.31.206.0/24
  • 38.31.207.0/24
  • 38.31.208.0/24
  • 38.31.209.0/24
  • 38.31.210.0/24
  • 38.31.211.0/24
  • 38.31.212.0/24
  • 38.31.213.0/24
  • 38.31.214.0/24
  • 38.31.215.0/24
  • 38.31.216.0/24
  • 38.31.217.0/24
  • 38.31.218.0/24
  • 38.31.219.0/24
  • 38.31.220.0/24
  • 38.31.222.0/24
  • 38.31.223.0/24
  • 38.31.224.0/24
  • 38.31.225.0/24
  • 38.31.226.0/24
  • 38.31.227.0/24
  • 38.31.228.0/24

Showing the first 100.

Upstreams and peers 17

The networks RIPE RIS sees next to AS18229 in BGP paths, the most visible first.

Peering

Peering policy: Open. Suggested max-prefix limits: 2,000 IPv4, 1,000 IPv6. PeeringDB record

Internet exchanges 17
ExchangePortsSpeedRoute server
AMS-IX Hyderabad110GYes
AMS-IX Mumbai220GYes
DE-CIX Chennai: DE-CIX Chennai Peering LAN110GYes
DE-CIX Delhi: DE-CIX Delhi Peering LAN110GYes
DE-CIX Kolkata: DE-CIX Kolkata Peering LAN110GYes
DE-CIX Mumbai: DE-CIX Mumbai Peering LAN110GYes
Equinix Mumbai110GYes
Extreme IX Bangalore110GYes
Extreme IX Chennai: Extreme IX LAN220GYes
Extreme IX Delhi: Extreme IX LAN1100GYes
Extreme IX Hyderabad: Extreme IX LAN1100GYes
Extreme IX Kolkata: Extreme IX LAN110GYes
Extreme IX Mumbai: Extreme IX2200GYes
NIXI Delhi220GYes
NIXI Hyderabad110GYes
NIXI Kolkata110GYes
NIXI Mumbai110GYes
Facilities 31
FacilityCityCountry
Bharti Airtel SanthomeChennaiIN
CtrlS Ahmedabad DC1AhmedabadIN
CtrlS Bangalore DC1BangaloreIN
CtrlS Bhubaneswar DC1BhubaneswarIN
CtrlS Chennai DC2ChennaiIN
CtrlS Hyderabad DC1HyderabadIN
CtrlS Hyderabad DC2HyderabadIN
CtrlS Hyderabad DC3HyderabadIN
CtrlS Kolkata DC1KolkataIN
CtrlS Lucknow DC1LucknowIN
CtrlS Mumbai DC1MumbaiIN
CtrlS Mumbai DC2MumbaiIN
CtrlS Mumbai DC3MumbaiIN
CtrlS Mumbai DC4MumbaiIN
CtrlS Mumbai DC5Navi MumbaiIN
CtrlS Noida DC1NoidaIN
CtrlS Patna DC1PatnaIN
CtrlS Patna DC2PatnaIN
Equinix DX1 - DubaiDubaiAE
Netmagic Bangalore DC02BangaloreIN
NIXI HyderabadHyderabadIN
NIXI LucknowLucknowIN
NIXI PatnaPatnaIN
Sify Greenfort - NoidaNoidaIN
Sify Rabale - MumbaiNavi MumbaiIN
STTGDC BOM2MumbaiIN
STTGDC HYD1HyderabadIN
TATA Communications ChennaiChennaiIN
TATA Communications GK1New DelhiIN
TATA Communications KolkataKolkataIN
TATA Communications MumbaiMumbaiIN

More about AS18229

Sources: RIR delegation data and PeeringDB (updated daily); routing from RIPEstat (RIPE NCC RIS and RPKI), refreshed daily. Routing data from 2026-11-12 18:36 UTC. The country is where the AS number was registered, not necessarily where the network operates.