172.16.20.20 router login
To open the admin panel, type 172.16.20.20 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.
172.16.20.20 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 credentials are documented for 172.16.20.20, and none can be inferred from the address. Given how often this range appears in virtualised and containerised environments, the endpoint may not be physical hardware at all, in which case its login is defined by the software or image behind it. For real hardware, the label, the manual or the vendor's support pages carry the factory defaults.
How to log in to your router
Type 172.16.20.20 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 172.16.20.20, 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
If the address maps to a virtual machine or container, redeploying from a known image is usually faster and safer than any password recovery, and it costs only the runtime state. For physical equipment, a factory reset removes every stored setting, including static addressing that put it here in the first place, and reverts any wireless network to the SSID and passphrase on the label.
172.16.20.20 belongs to 172.16.0.0/12, the mid-size private range that runs from 172.16.x.x through 172.31.x.x and covers 1,048,576 addresses under netmask 255.240.0.0. This block is regularly mistaken for public space, since 172 addresses outside the 16 to 31 window are genuinely routable on the internet. It is popular with mid-size businesses, lab environments, VPN subnets and Docker's default bridge networking. The local segment is 172.16.20.0/24, spanning 172.16.20.1 to 172.16.20.254 with broadcast at 172.16.20.255.
Host 20 in subnet 20 looks deliberate rather than random, a pattern that often signals a manually assigned address outside the DHCP pool. Static assignments like this usually mark something that other systems need to find reliably: a server, a hypervisor, a controller or a shared appliance. Most visitors want to know what service is listening on it.
Whois information for 172.16.0.0/12
# 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: 172.16.0.0 - 172.31.255.255
CIDR: 172.16.0.0/12
NetName: PRIVATE-ADDRESS-BBLK-RFC1918-IANA-RESERVED
NetHandle: NET-172-16-0-0-1
Parent: ()
NetType: IANA Special Use
OriginAS:
Organization: Internet Assigned Numbers Authority (IANA)
RegDate: 1994-03-15
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/172.16.0.0
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 172.16.20.0/24
The 172.16.20.0/24 subnet runs from 172.16.20.1 to 172.16.20.254, with 172.16.20.255 reserved as the broadcast address. These are the addresses in it we hold router login details for.
All addresses we cover here
46 addresses in this subnet have a page; the most looked-up are listed here.