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CenturyLink versus Tata Communications

Easily compare CenturyLink and Tata Communications for POP locations, products, pricing, features & support. We hope this helps you better understand the similarities and differences between these content delivery networks.

CenturyLink logo Tata Communications logo

Company

Company CenturyLink Tata Communications
Short profile CenturyLink owns and operates a global Tier-1 network and - logically - their CDN runs on top of it. CenturyLink CDN has POPs on all continents and their product focus is on video and large object delivery. CenturyLink CDN is part of the Google Cloud CDN Interconnect. Tata Communications is a full service, carrier grade, global CDN that has been in operation since their acquisition of BitGravity in 2012. The CDN rides on Tata’s global infrastructure which is the largest Tier 1 network in the world. Tata’s ownership of the network and peering relationships enable it to be very competitive when it comes to price.

Products

  • Yes = Yes
  • Sortof/partially = Sort of/partially
  • No = No
  • Unknown = Unknown
Product CenturyLink Tata Communications
Dynamic content deliveryNon-cacheable content delivery. User login, shopping cart ... No Yes Dynamic Site Acceleration
Small file deliveryStatic object delivery; caching of small files (file size <1 MB) Yes Yes Whole Site Acceleration
Large file deliveryStatic object delivery; caching of large files (file size >1 MB) Yes Yes Large Object Rapid Delivery
Live videoDelivery of live video. RTMP? Transcoding/transmuxing? Yes CDN Mesh Delivery Yes Live Streaming
Video on demandDelivery of on demand video Yes CDN Mesh Delivery Yes Video On Demand
Image OptimizationAutomatic image transformation/compression/optimization No Yes
DNSAuthoritative DNS for customer domain No No
WAFWeb Application Firewall No Yes CDN Security
Anti-DDoSDDoS attack protection. Specific product(s) for this. Yes Yes CDN Security
Private CDNDedicated edge resources & custom configs No No
Edge ComputeRun your code on CDN edge servers Unknown Unknown

Network

Region CenturyLink Tata Communications
North America 29 8
Latin America 9 0
Europe 36 4
Russia & CIS 0 0
Asia excl. China 7 10
China 0 0
Oceania 4 1
Middle-East 4 1
Africa 3 0

Pricing

Pricing & contract duration CenturyLink Tata Communications
Minimum contract term 12 months Unknown
Minimum monthly costs Unknown Unknown
Requests costsCustomers pay for client to CDN requests None Unknown
Ingress costsCustomers pay for origin-to-CDN bytes transferred None Unknown
NA/EU traffic (low volume) Unknown Unknown
APAC traffic (low volume) Unknown Unknown
LATAM traffic (low volume) Unknown Unknown

Features

  • Yes = Yes
  • Sortof/partially = Sort of/partially
  • No = No
  • Extra costs = Extra costs
  • Unknown = Unknown
Web acceleration CenturyLink Tata Communications
Instant setupSign up, configure, start testing. No Can't sign up and get started. Must talk to sales. No
Change propagation delayHow fast do config changes propagate to all POPs? Unknown Sortof/partially <10 minutes
Apex/root domain OK Blog: Root domain on CDN and performanceNo performance degradation when using http(s)://domain.com No No global Anycast Yes Global Anycasted network
tooltip Tata recommends against root domain though, as they may make changes in DNS at any time
HTTP/2 No No End of 2017
IPv6Do the edge servers have IPv6? Unknown Unknown
Compression CDN Guide: CompressionReduce file size for faster delivery Sortof/partially Resend from origin only
tooltip Does not compress on the edge
Sortof/partially Resend from origin
tooltip Always fetch compressed from origin
Origin pull - protocolHTTP only or HTTPS possible too? Yes HTTP and HTTPS. Yes HTTP and HTTPS
Origin pull - Host headerUse client > edge value? Set specific value? Yes Configure specific other Host header
tooltip CDN can also forward client request Host header to origin
Sortof/partially Can't configure specific other Host header
Origin ShieldOne POP pulls from origin, other POPs pull from the shield POP Extra costs Extra costs Tiered architecture, not single POP shield
tooltip Tata support is needed to enable/configure this
Push / uploadStore your content directly on CDN, no customer origin Extra costs FTP, SFTP, rsync. Storage costs apply No
Cache control - CDN caching Sortof/partially Yes Full and granular control
Cache control - client caching Sortof/partially Yes Full and granular control
Serve Stale CDN Guide: Serve StaleCDN serves cached but expired content in case origin is in trouble Unknown Sortof/partially
tooltip Tata support is needed to enable/configure this
Purge CDN Guide: PurgeInvalidate or delete cached objects on CDN Yes Instant Yes No longer than 2 mins, often much faster
Purge - capabilities Sortof/partially Purge all but not purge by directory or tag or header Sortof/partially Purge all, purge by directory, not by tag or header
Analytics Yes Yes Many metrics in the UI
tooltip 2 seconds refresh ('instant') possible at extra charge
Log files Yes
tooltip Logs are 24h delayed
Sortof/partially Refreshed every 24h. Available via FTP
tooltip 15m refresh possible at extra charge
API Sortof/partially Purge, analytics, configuration (but limited) Sortof/partially Purge, configuration. Not analytics
HTTPS & Content Protection CenturyLink Tata Communications
CDN domain HTTPSUse the CDN's domain, like cloudfront.net No No
Customer domain HTTPSYour domain in the CDN's certificate Extra costs No
Customer cert HTTPSYour certificate on the CDN Extra costs Extra costs SNI. Pricing is custom.
tooltip Update cert via UI or API
Token authentication Extra costs Extra costs
Geo blocking Extra costs Yes
Hotlink protectionThird parties cannot deeplink to your content Unknown Yes Their support team is needed
Basic authenticationUser logs in on the CDN to get content Unknown No
IP white/blacklisting Unknown Yes White or black listing. IP addresses and CIDR blocks
tooltip Customer can configure self in UI

Support

Customer support CenturyLink Tata Communications
Documentation Sortof/partially Yes, but not public Sortof/partially Some documentation, not public
Humans Yes All customers get 24/7 email and phone support Yes All customers get 24/7 email and phone support.