172.30.1.18 router login
To open the admin panel, type 172.30.1.18 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.
172.30.1.18 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 credential pair is on record for 172.30.1.18, so none is offered here. Whatever holds the address was set up by the network's own administrator. To recover the shipped login, read the label on the equipment itself, the printed setup guide, or the manufacturer's support page for that exact model. On provider-supplied hardware the working credentials often come from the service documentation instead.
How to log in to your router
Type 172.30.1.18 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 172.30.1.18, 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
Try any documented recovery route first, such as a local console session or a maintenance account, since these leave the configuration intact. A factory reset is the fallback and it is destructive: static leases, VLAN membership, firewall policy and access rules are erased, and the wireless network name and password revert to whatever is printed on the device label, disconnecting every client until they are re-entered.
172.30.1.18 lies near the upper end of 172.16.0.0/12, the RFC 1918 range that runs from 172.16.x.x to 172.31.x.x behind a 255.240.0.0 netmask and totals 1,048,576 addresses. Because 172.30 sits inside that window it is private and unroutable on the public internet, unlike neighbouring 172 addresses outside 16 through 31, which is a common source of confusion.
Its subnet is 172.30.1.0/24, offering 172.30.1.1 to 172.30.1.254 for hosts with 172.30.1.255 as the broadcast address. Host 18 is a low but unremarkable number, typical of an early static assignment or the start of a small DHCP pool rather than a gateway. This /24 already has 75 other documented addresses, which is the profile of an actively used business or lab segment. Most visitors here are tracing a device seen in a DHCP table or connection log.
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 172.30.1.0/24
The 172.30.1.0/24 subnet runs from 172.30.1.1 to 172.30.1.254, with 172.30.1.255 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
76 addresses in this subnet have a page; the most looked-up are listed here.