# Dynu

Source: https://lemon.domains/domain-registrars/dynu (also as .json)

Dynu is a US DNS company in Chandler, Arizona, serving customers since 1997 and best known for its dynamic DNS service. It also sells domain registration, managed DNS, email hosting, VPS and SSL certificates.

- Website: https://www.dynu.com
- Legal name: Dynu Systems, Inc.
- Headquarters: Chandler, Arizona, United States
- Founded: 1997
- Ownership: Private
- Type: Web host that registers domains
- ICANN accreditation: IANA ID 3857
- Other names: Dynu Systems Incorporated
- Site languages: English
- API: Integrated. Integrated with Lemon Domains (https://www.dynu.com/en-US/Support/API)

## Services and extensions (checked October 2026)

- Domain registration, DNS hosting, Email hosting, SSL certificates

## Support

- Channels: Help center
- Contact: https://www.dynu.com/Resources/Tutorials

## Sources

- https://www.dynu.com/en-US
- https://www.dynu.com/DynamicDNS/Features
- https://www.dynu.com/Resources/Tutorials/EmailServices/EmailServiceSetup/EmailForward

## Dynu history

- 1997: Dynu starts as a DNS service provider.

## Domain management features (confirmed)

- Free DNS hosting

## Company sources (checked October 2026)

- https://g2.com/sellers/dynu-systems
- https://natchecker.com/blog/dynu

## Transferring a domain away from Dynu

Open a support ticket to have the domain unlocked and receive the auth code.

Part of the list of domain registrars at https://lemon.domains/domain-registrars, kept by Lemon Domains, the domain portfolio manager with a domain MCP server.