1.11.0

• wasm and wasip1 targets are now built without memory-mapping support.
  Pull request by Randy Reddig. GitHub #110.

Full Changelog: v1.10.0...v1.11.0

1.10.0

• Set Go version in go.mod file to 1.18.

1.9.0

• Set the minimum Go version in the go.mod file to 1.17.
• Updated dependencies.
• Minor performance improvements to the custom deserializer feature
  added in 1.8.0.

1.8.0

• Added maxminddb.SkipAliasedNetworks option to Networks and
  NetworksWithin methods. When set, this option will cause the
  iterator to skip networks that are aliases of the IPv4 tree.
• Added experimental custom deserializer support. This allows
  much more control over the deserialization. The API is
  subject to change and you should use at your own risk.

1.7.0

• Add NetworksWithin method. This returns an iterator that traverses all networks in the database that are contained in the given network. Pull request by Olaf Alders. GitHub #65.

1.6.0

• This module now uses Go modules. Requested by Matthew Rothenberg.
  GitHub #49.
• Plan 9 is now supported. Pull request by Jacob Moody. GitHub #61.
• Documentation fixes. Pull request by Olaf Alders. GitHub #62.
• Thread-safety is now mentioned in the documentation. Requested by
  Ken Sedgwick. GitHub #39.
• Fix off-by-one error in file offset safety check. Reported by Will
  Storey. GitHub #63.

1.5.0

• Drop support for Go 1.7 and 1.8.
• Minor performance improvements.

1.4.0

• Add the method LookupNetwork. This returns the network that the
  record belongs to as well as a boolean indicating whether there was a
  record for the IP address in the database. GitHub #59.
• Improve performance.

1.3.1

• Fix issue with the finalizer running too early on Go 1.12 when using
  the Verify method. Reported by Robert-André Mauchin. GitHub #55.
• Remove unnecessary call to reflect.ValueOf. PR by SenseyeDeveloper.
  GitHub #53.

1.3.0

• The methods on the maxminddb.Reader struct now return an error if
  called on a closed database reader. Previously, this could cause a
  segmentation violation when using a memory-mapped file.
• The Close method on the maxminddb.Reader struct now sets the
  underlying buffer to nil, even when using FromBytes or Open on
  Google App Engine.
• No longer uses constants from syscall