10.0.9.21 router login
To open the admin panel, type 10.0.9.21 into your browser's address bar. If the page does not load, this is probably not the gateway address on your network — see the checks below.
10.0.9.21 router passwords
Where to find them:
- The label on the underside or back of the router — most manufacturers print the default admin username, password and Wi-Fi key there.
- The quick-start card or manual that came in the box.
- Your ISP's account portal, if the device was supplied by them — many set a unique password per line rather than a shared default.
No credential pair is documented for 10.0.9.21, so none is offered here. The device's own defaults are the ones to use, and they are commonly printed on a sticker on the case, listed in the model's manual, or included in the paperwork an internet provider gives out with managed hardware. Many modern units ship with a unique per-device password rather than a shared default.
How to log in to your router
Type 10.0.9.21 into your browser's address bar and press Enter. Type it by hand rather than accepting an autocomplete suggestion, which often fills in a different address you visited before.
If the browser reports that it cannot reach 10.0.9.21, this is not the gateway address on your network. On Windows run ipconfig /all and read the Default Gateway line; on macOS open System Settings, Network, Details, TCP/IP; on Linux run ip route and read the address after "default via".
If the login page loads but rejects your credentials, and you have never changed them, use the defaults printed on the device's label. If they have been changed and nobody knows the new password, a factory reset is the only way back in.
If you do not know the password
Recovering from a forgotten password normally means a factory reset, which the reset pinhole triggers when held for several seconds. Consider what is lost. Custom configuration built up over time disappears, including any port forwarding, guest networks and access rules, and the Wi-Fi name and password revert to the label values, forcing a reconnection of every device on the network.
Belonging to the RFC 1918 range 10.0.0.0/8, the address 10.0.9.21 is private and non-routable on the public internet. The block carries a 255.0.0.0 netmask and 16,777,216 addresses, and since it is unallocated space that anyone may reuse, no location, provider or organisation can be assigned to it. In deployment it is broken into much smaller networks, and here that network is 10.0.9.0/24, offering hosts from 10.0.9.1 to 10.0.9.254 with broadcast at 10.0.9.255.
The final octet, 21, is not a conventional gateway position. Addresses in that part of a subnet are more commonly handed to hosts, whether by a DHCP server or by static configuration for printers, servers and similar fixed equipment. Visitors typically arrive after seeing the address on a device and wanting to identify what is using it.
Whois information for 10.0.0.0/8
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2024, American Registry for Internet Numbers, Ltd.
#
NetRange: 10.0.0.0 - 10.255.255.255
CIDR: 10.0.0.0/8
NetName: PRIVATE-ADDRESS-ABLK-RFC1918-IANA-RESERVED
NetHandle: NET-10-0-0-0-1
Parent: ()
NetType: IANA Special Use
OriginAS:
Organization: Internet Assigned Numbers Authority (IANA)
RegDate: 1995-06-23
Updated: 2013-08-30
Comment: These addresses are in use by many millions of independently operated networks, which might be as small as a single computer connected to a home gateway, and are automatically configured in hundreds of millions of devices. They are only intended for use within a private context and traffic that needs to cross the Internet will need to use a different, unique address.
Comment:
Comment: These addresses can be used by anyone without any need to coordinate with IANA or an Internet registry. The traffic from these addresses does not come from ICANN or IANA. We are not the source of activity you may see on logs or in e-mail records. Please refer to http://www.iana.org/abuse/answers
Comment:
Comment: These addresses were assigned by the IETF, the organization that develops Internet protocols, in the Best Current Practice document, RFC 1918 which can be found at:
Comment: http://datatracker.ietf.org/doc/rfc1918
Ref: https://rdap.arin.net/registry/ip/10.0.0.0
OrgName: Internet Assigned Numbers Authority
OrgId: IANA
Address: 12025 Waterfront Drive
Address: Suite 300
City: Los Angeles
StateProv: CA
PostalCode: 90094
Country: US
RegDate:
Updated: 2012-08-31
Ref: https://rdap.arin.net/registry/entity/IANA
OrgAbuseHandle: IANA-IP-ARIN
OrgAbuseName: ICANN
OrgAbusePhone: +1-310-301-5820
OrgAbuseEmail: abuse@iana.org
OrgAbuseRef: https://rdap.arin.net/registry/entity/IANA-IP-ARIN
OrgTechHandle: IANA-IP-ARIN
OrgTechName: ICANN
OrgTechPhone: +1-310-301-5820
OrgTechEmail: abuse@iana.org
OrgTechRef: https://rdap.arin.net/registry/entity/IANA-IP-ARIN
Other documented addresses in 10.0.9.0/24
The 10.0.9.0/24 subnet runs from 10.0.9.1 to 10.0.9.254, with 10.0.9.255 reserved as the broadcast address. These are the addresses in it we hold router login details for.
Most looked up in this subnet
All addresses we cover here
65 addresses in this subnet have a page; the most looked-up are listed here.