asn.dev

Interconnection

AS42 WOODYNET-1

Unclassified ARIN Educational/Research

Exchanges 352 346 active
Countries 138 most in United States
Regions 5
Largest fabric 2,704 IX.br (PTT.br) São Paulo

Recorded presence

Internet exchanges

recorded

Internet exchanges where Packet Clearing House has a port recorded for AS42, largest fabric first. An exchange is shared switching where networks interconnect directly rather than paying a transit provider, so turning up at one is a deliberate choice about how this network wants to be reached. Each name opens that exchange's page, with its peering LANs and everyone else on it.

Europe 99 Asia-Pacific 90 North America 78 Africa 48 Latin America 37

ExchangeLocationTheir addressPolicyMember ports
IX.br (PTT.br) São PauloSão Paulo, Brazil187.16.216.77Open2,704
OpenIXP Internet exchange PointJakarta, Indonesia218.100.36.96Open2,071
4b42 Internet Exchange PointZurich, Switzerland185.1.125.142Open1,242
DE-CIX FrankfurtFrankfurt, Germany80.81.194.42Open1,078
Indonesian Internet Exchange (IIX-Jakarta)Jakarta, Indonesia123.108.9.18Open951
LINX LON1London, United Kingdom195.66.225.238Open931
AMS-IX AmsterdamAmsterdam, Netherlands80.249.208.250Open882
Rotterdam Internet eXchangeRotterdam, Netherlands91.194.218.18Open675
Neutral Internet ExchangeAmsterdam, Netherlands193.239.116.123Open669
NAPAfrica IX JohannesburgJohannesburg, South Africa196.60.9.182Open603
France-IX ParisParis, France37.49.236.92Open570
Equinix Internet Exchange SingaporeSingapore, Singapore27.111.228.1Open496
Equinix Internet Exchange AshburnAshburn, United States206.126.236.111Open390
BroadBand Internet eXchange TokyoTokyo, Japan101.203.90.85Open361
Giganet Internet ExchangeKyiv, Ukraine185.1.62.147Open355
Seattle Internet ExchangeSeattle, United States206.81.80.80Open350
Coresite - Any2 WestLos Angeles, United States206.72.210.152Open344
Any2 CaliforniaLos Angeles, United States206.72.210.152Open318
London Network Access PointLondon, United Kingdom5.57.80.238Open315
NAPAfrica IX Cape TownCape Town, South Africa196.60.70.35Open311
Hong Kong Internet ExchangeHong Kong, China123.255.91.225Open307
JPIX TokyoTokyo, Japan210.171.224.117Open300
Equinix Internet Exchange WarsawWarsaw, Poland195.182.218.189Open297
Toronto Internet ExchangeToronto, Canada206.108.34.115Open287
DE-CIX New YorkNew York, United States206.82.104.106Open285
Equinix Internet Exchange ChicagoChicago, United States208.115.136.31Open283
Singapore Internet ExchangeSingapore, Singapore103.16.102.42Open278
DE-CIX MumbaiMumbai, India103.27.170.101Open277
Megaport IX SydneySydney, Australia103.26.68.95Open269
NetIXSofia, Bulgaria185.1.226.35Open264
Internet Service Providers Association of BangladeshDhaka, Bangladesh103.161.216.2Open261
NetIX GreeceThessaloniki, Greece185.0.28.32Open256
SwissIXZurich, Switzerland91.206.52.12Open256
Alien Internet ExchangeDepok, Indonesia43.254.82.44Open249
Extreme IX MumbaiMumbai, India103.77.109.248Open243
Equinix Internet Exchange SydneySydney, Australia45.127.172.68Open239
Equinix Internet Exchange ParisParis, France195.42.144.17Open236
Equinix Internet Exchange Hong KongHong Kong, China2001:de8:7::42:1Open232
Equinix Internet Exchange DallasDallas, United States206.223.118.224Open231
DE-CIX DusseldorfDüsseldorf, Germany185.1.170.29Open227
DE-CIX MadridMadrid, Spain185.1.192.87Open226
Roma Internet Exchange PointRome, Italy193.201.28.152Open225
Omadata Internet Exchange (ODIX)Surabaya, Indonesia103.28.83.42Open223
Johannesburg Internet ExchangeJohannesburg, South Africa196.60.96.16Open217
New York International Internet ExchangeNew York, United States198.32.160.126—213
DE-CIX MunichMunich, Germany185.1.208.37Open211
Peering.czPrague, Czech Republic185.0.20.62Open211
Ontario Internet ExchangeToronto, Canada149.112.50.127Open205
Local Internet Exchange FrankfurtFrankfurt, Germany185.1.167.43Open203
IX Australia (Sydney NSW)Sydney, Australia218.100.52.27Open197

Recorded rather than inferred: an address on a peering LAN is at that exchange by definition. Member ports counts every participant at the exchange, not this network's ports, so read it as a size proxy. An absent exchange means PCH has no record of it, not that the network is not there. For the operator's own claims, see its PeeringDB record.

From the exchange directory collected 2026-10-13 by Packet Clearing House (https://www.pch.net/ixp/data), covering 1,346 exchanges and 98,177 recorded member ports, licensed CC BY-NC-SA 3.0.

PeeringDB is the better-known directory and is deliberately not the source here: its acceptable-use policy forbids the bulk storage this needs. The two answer different questions anyway. PeeringDB reports what an operator declares about itself; this reports what PCH has recorded.