What is the default IP address for Arris (SURFboard) SURFboard S33?

The factory default IP address for Arris (SURFboard) SURFboard S33 is http://192.168.100.1.

What is the default username and password for Arris (SURFboard) SURFboard S33?

The default username is "admin" and the default password is "password".

How do I factory reset the Arris (SURFboard) SURFboard S33?

Locate the small Reset pinhole on the back panel of the Arris (SURFboard) SURFboard S33. Press and hold it with a paperclip for 10-15 seconds while powered on until the LED lights cycle.

Arris (SURFboard) Modem Gateway N/A (Standalone Cable Modem) DOCSIS 3.1 Multi-Gig Modem

Arris (SURFboard) SURFboard S33

Ultra-fast cable subscribers pairing standalone 2.5G cable modem with high-end Wi-Fi router

Open http://192.168.100.1 ↗

Illustration, not a product photo

Gateway IP

192.168.100.1

Factory Username

admin

Factory Password

password

Technical specifications

DOCSIS 3.1 Modem

Manufacturer	Arris (SURFboard)
Product Series	DOCSIS 3.1 Modem
Device Class / Category	Modem Gateway
Wireless Standard	N/A (Standalone Cable Modem)
Speed Rating	DOCSIS 3.1 Multi-Gig Modem
Ethernet & Fiber Ports	1x 2.5G Ethernet, 1x 1G Ethernet, 1x Coaxial
Routing / Firewall Throughput	2.5 Gbps Line-Rate Cable
Default Gateway URL	http://192.168.100.1 ↗
Operating System / Firmware	Arris Firmware

How to log in to your Arris (SURFboard) SURFboard S33

1 Connect Your Device: Plug your PC into any LAN port on the Arris (SURFboard) SURFboard S33 using an Ethernet cable, or connect to the default Wi-Fi SSID printed on the router label.
2 Navigate to Gateway IP: Launch your web browser and enter http://192.168.100.1 into the address bar.
3 Enter Factory Credentials: Enter username "admin" and password "password", then click Login.
4 Configure Security & Password: Follow the on-screen Quick Setup wizard to customize your Wi-Fi SSID, set WPA3/WPA2-AES encryption, and establish a new master administrator password.

Related Arris (SURFboard) models

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Modem Gateway 192.168.0.1

Arris BGW210-700

Modem Gateway 192.168.1.254

SURFboard SB8200

Modem Gateway 192.168.100.1

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Modem Gateway 192.168.0.1

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Frequently asked questions

What is the default login for Arris (SURFboard) SURFboard S33?

The default IP address is http://192.168.100.1, default username is "admin", and default password is "password".

What ports and speeds does Arris (SURFboard) SURFboard S33 support?

The Arris (SURFboard) SURFboard S33 is equipped with 1x 2.5G Ethernet, 1x 1G Ethernet, 1x Coaxial with an overall speed rating of DOCSIS 3.1 Multi-Gig Modem.

How do I reset my Arris (SURFboard) SURFboard S33 to factory settings?

Press and hold the physical Reset button on the Arris (SURFboard) SURFboard S33 for 10 to 15 seconds until the power LED blinks, resetting all settings to factory default.