192.168.18.40 router login
To open the admin panel, type 192.168.18.40 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.
192.168.18.40 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 default username and password pair is documented for 192.168.18.40, and guessing one would be useless in any case, because credentials belong to a device rather than to an address. Check the label printed on the equipment itself, the quick-start card in the box, or the manual for the exact model. Equipment supplied by an internet provider often carries provider-specific defaults instead.
How to log in to your router
Type 192.168.18.40 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 192.168.18.40, 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 password was changed and nobody remembers it, the usual recovery route is the recessed reset button, held for roughly ten to thirty seconds while the unit is powered. That returns the device to factory state: custom settings, port forwarding rules and any account changes are erased, and the Wi-Fi network name and key revert to the values printed on the label.
192.168.18.40 sits inside 192.168.0.0/16, the RFC 1918 range set aside for private use and carved into 65,536 addresses under the 255.255.0.0 mask. This is the consumer block: nearly every home router, mobile hotspot and small office access point ships a default gateway somewhere inside it, so an address of this shape almost always belongs to a local network rather than anything on the public internet.
Within that block the address falls in 192.168.18.0/24, a segment offering 192.168.18.1 through 192.168.18.254 for hosts, with 192.168.18.255 reserved as the broadcast address. Position 40 is not one of the low numbers routers conventionally reserve for themselves, so people arriving here are usually chasing a device they saw in a client list, a DHCP lease table or a network scan, and want to know what it is.
Whois information for 192.168.0.0/16
# 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/
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# Copyright 1997-2024, American Registry for Internet Numbers, Ltd.
#
NetRange: 192.168.0.0 - 192.168.255.255
CIDR: 192.168.0.0/16
NetName: PRIVATE-ADDRESS-CBLK-RFC1918-IANA-RESERVED
NetHandle: NET-192-168-0-0-1
Parent: NET192 (NET-192-0-0-0-0)
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/192.168.0.0
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 192.168.18.0/24
The 192.168.18.0/24 subnet runs from 192.168.18.1 to 192.168.18.254, with 192.168.18.255 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
171 addresses in this subnet have a page; the most looked-up are listed here.