The SIX is a non-profit Internet Exchange Point in Seattle, Washington. We provide reliable and low-cost interconnection between member networks in the Northwest United States and beyond. Networks connect at speeds from 1 to Nx400 Gbps.
| Quick Facts: 
 |  | 
The SIX is a non-profit Internet Exchange Point in Seattle, Washington. We provide reliable and low-cost interconnection between member networks in the Northwest United States and beyond. Networks connect at speeds from 1 to Nx400 Gbps.
| Quick Facts: 
 |  | 
| Updated port counts over time can be found here: csv png xls | |
| Broadcast, Unknown-Unicast, and Multicast (BUM) graphs are now available. | |
| 400GbE one-time port fee introduced on join page at $15,000 with availability at the Westin Building and KOMO Plaza. | |
| The route servers now perform additional strict filtering using RPKI. | |
| 10GbE one-time port fee reduced from $2,000 to $1,500. 100GbE one-time port fee reduced from $10,000 to $7,500. No monthly fees. | |
| Jared Reimer's NANOG 70 presentation in honor of the 20th anniversary of the SIX. | |
| The route servers now perform strict filtering using Internet Routing Registry data. | |
| The route servers now support large BGP communities and prepend communities. | |
| 10GbE one-time port fee reduced from $3,000 to $2,000. 100GbE one-time port fee reduced from $16,000 to $10,000 and optic now included. | |
| Blackholing support has been implemented on the core switches and route servers. | |
| New switches - Large Netflix donation - Fundraising | |
| IPv6 and frame size charts have been added to the 5-minute sampling aggregate traffic page. 1-minute sampling is now also available. | |
| The SIX is @seattleix on Twitter. | |
| The Euro-IX IXP Member List JSON Schema is now implemented. | |
| 10GbE one-time port fee reduced from $5,000 to $3,000. | |
| 100/40GbE port fees added to join page. | |
| "Speed" column added to participants page and CSV/TSV files. Thanks goes to PeeringDB.com for this data. | |
| Route servers are now available. Connect and enjoy! | |
| "Approx Prefixes" column added to participants page and CSV/TSV files. Thanks goes to PeeringDB.com for this data. | |
| A multi-year aggregate traffic graph has been added to the bottom of the aggregate traffic page. | |
| "General Policy" column added to participants page and CSV/TSV files. Thanks goes to PeeringDB.com for this data. | |
| Added text files containing daily average and maximum traffic levels. Updated daily. | |
| Added a Topology & Extensions page. | |
| This web site is now accessible via IPv6. | |
| The ASN entries on the participants page now link to their respective entry at PeeringDB.com. Please create and/or maintain your entry at PeeringDB.com. | |
| CSV and TSV file types are now available from the participants page. | |
| The aggregate traffic page is back up and the SIX is now compliant with the Packet Clearing House documentation BCP for exchange points. | |
| The participants page is now automatically generated. Columns may be sorted. Please report any problems to webmaster_a_t_seattleix.net. |