dns fanout: wrap IPv6 address

[glazychev-art]

Signed-off-by: Artem Glazychev [email protected]

Description

Issue link

How Has This Been Tested?

• [ ] Added unit testing to cover
• [x] Tested manually
• [x] Tested by integration testing
• [ ] Have not tested

Types of changes

• [x] Bug fix
• [ ] New functionallity
• [ ] Documentation
• [ ] Refactoring
• [ ] CI